|
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | January, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0027 | 0322 | -4.7 | 0650 | 0945 | +3.3 | 1250 | 1546 | -4.7 | 1917 | 2208 | +3.1 |
| 2 | 0108 | 0406 | -4.6 | 0734 | 1029 | +3.2 | 1334 | 1631 | -4.6 | 1959 | 2252 | +3.1 |
| 3 | 0153 | 0454 | -4.6 | 0823 | 1118 | +3.1 | 1422 | 1719 | -4.5 | 2047 | 2342 | +3.0 |
| 4 | 0244 | 0545 | -4.6 | 0919 | 1212 | +3.0 | 1516 | 1812 | -4.4 | 2141 |
| 5 | | 0037 | +3.0 | 0341 | 0642 | -4.6 | 1021 | 1311 | +3.0 | 1616 | 1909 | -4.4 | 2240 |
| 6 | | 0137 | +3.1 | 0443 | 0742 | -4.6 | 1126 | 1415 | +3.0 | 1719 | 2011 | -4.4 | 2344 |
| 7 | | 0241 | +3.2 | 0547 | 0846 | -4.7 | 1231 | 1520 | +3.1 | 1823 | 2114 | -4.5 |
| 8 | 0047 | 0345 | +3.4 | 0650 | 0950 | -4.8 | 1333 | 1624 | +3.3 | 1925 | 2217 | -4.7 |
| 9 | 0148 | 0447 | +3.5 | 0751 | 1052 | -5.0 | 1431 | 1724 | +3.5 | 2023 | 2318 | -4.9 |
| 10 | 0246 | 0546 | +3.7 | 0850 | 1152 | -5.1 | 1527 | 1821 | +3.7 | 2119 |
| 11 | | 0016 | -5.0 | 0342 | 0643 | +3.9 | 0945 | 1248 | -5.2 | 1620 | 1914 | +3.8 | 2213 |
| 12 | | 0111 | -5.1 | 0437 | 0737 | +3.9 | 1039 | 1341 | -5.2 | 1712 | 2007 | +3.8 | 2305 |
| 13 | | 0204 | -5.1 | 0531 | 0830 | +3.9 | 1132 | 1433 | -5.1 | 1803 | 2058 | +3.7 | 2356 |
| 14 | | 0255 | -5.0 | 0624 | 0923 | +3.8 | 1224 | 1523 | -5.0 | 1854 | 2149 | +3.6 |
| 15 | 0047 | 0347 | -4.9 | 0718 | 1015 | +3.6 | 1316 | 1614 | -4.8 | 1946 | 2241 | +3.4 |
| 16 | 0139 | 0438 | -4.7 | 0813 | 1109 | +3.4 | 1408 | 1705 | -4.6 | 2039 | 2334 | +3.2 |
| 17 | 0231 | 0532 | -4.5 | 0909 | 1205 | +3.1 | 1501 | 1758 | -4.3 | 2133 |
| 18 | | 0030 | +3.0 | 0325 | 0627 | -4.3 | 1007 | 1303 | +2.9 | 1555 | 1854 | -4.1 | 2229 |
| 19 | | 0127 | +2.9 | 0420 | 0726 | -4.2 | 1104 | 1401 | +2.8 | 1650 | 1952 | -4.0 | 2324 |
| 20 | | 0225 | +2.8 | 0514 | 0826 | -4.1 | 1200 | 1458 | +2.8 | 1743 | 2049 | -4.0 |
| 21 | 0017 | 0319 | +2.9 | 0607 | 0922 | -4.2 | 1252 | 1550 | +2.8 | 1835 | 2141 | -4.1 |
| 22 | 0106 | 0408 | +2.9 | 0657 | 1010 | -4.3 | 1339 | 1636 | +2.9 | 1923 | 2226 | -4.2 |
| 23 | 0151 | 0452 | +3.1 | 0744 | 1051 | -4.4 | 1422 | 1718 | +3.0 | 2007 | 2306 | -4.3 |
| 24 | 0233 | 0532 | +3.2 | 0828 | 1130 | -4.5 | 1503 | 1756 | +3.2 | 2049 | 2344 | -4.5 |
| 25 | 0312 | 0610 | +3.3 | 0909 | 1207 | -4.7 | 1541 | 1832 | +3.3 | 2129 |
| 26 | | 0021 | -4.6 | 0350 | 0647 | +3.5 | 0949 | 1243 | -4.8 | 1618 | 1908 | +3.4 | 2207 |
| 27 | | 0058 | -4.7 | 0427 | 0723 | +3.5 | 1028 | 1320 | -4.8 | 1654 | 1943 | +3.4 | 2244 |
| 28 | | 0135 | -4.8 | 0504 | 0759 | +3.6 | 1106 | 1358 | -4.9 | 1729 | 2019 | +3.4 | 2321 |
| 29 | | 0214 | -4.9 | 0541 | 0837 | +3.5 | 1144 | 1437 | -4.9 | 1804 | 2057 | +3.4 | 2359 |
| 30 | | 0255 | -4.9 | 0620 | 0917 | +3.5 | 1224 | 1517 | -4.8 | 1841 | 2137 | +3.4 |
| 31 | 0039 | 0338 | -4.8 | 0702 | 1000 | +3.4 | 1306 | 1601 | -4.7 | 1921 | 2220 | +3.3 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | February, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0123 | 0424 | -4.8 | 0750 | 1048 | +3.2 | 1353 | 1649 | -4.6 | 2008 | 2310 | +3.2 |
| 2 | 0214 | 0515 | -4.7 | 0845 | 1141 | +3.1 | 1448 | 1741 | -4.4 | 2103 |
| 3 | | 0006 | +3.1 | 0313 | 0613 | -4.6 | 0950 | 1243 | +3.0 | 1550 | 1841 | -4.3 | 2209 |
| 4 | | 0110 | +3.1 | 0420 | 0716 | -4.5 | 1101 | 1351 | +3.0 | 1658 | 1946 | -4.3 | 2320 |
| 5 | | 0220 | +3.1 | 0530 | 0825 | -4.5 | 1212 | 1503 | +3.1 | 1807 | 2056 | -4.4 |
| 6 | 0030 | 0332 | +3.3 | 0639 | 0936 | -4.6 | 1317 | 1612 | +3.3 | 1912 | 2206 | -4.6 |
| 7 | 0135 | 0439 | +3.5 | 0742 | 1044 | -4.8 | 1417 | 1714 | +3.5 | 2012 | 2310 | -4.8 |
| 8 | 0235 | 0539 | +3.8 | 0841 | 1144 | -5.0 | 1511 | 1810 | +3.7 | 2107 |
| 9 | | 0008 | -5.0 | 0330 | 0634 | +3.9 | 0935 | 1238 | -5.1 | 1602 | 1901 | +3.9 | 2158 |
| 10 | | 0100 | -5.1 | 0421 | 0725 | +4.0 | 1026 | 1328 | -5.1 | 1650 | 1949 | +3.9 | 2247 |
| 11 | | 0148 | -5.1 | 0511 | 0813 | +4.0 | 1115 | 1414 | -5.1 | 1738 | 2036 | +3.9 | 2335 |
| 12 | | 0235 | -5.1 | 0600 | 0901 | +3.9 | 1203 | 1459 | -5.0 | 1824 | 2122 | +3.7 |
| 13 | 0022 | 0320 | -4.9 | 0649 | 0947 | +3.7 | 1250 | 1543 | -4.8 | 1911 | 2208 | +3.5 |
| 14 | 0109 | 0405 | -4.7 | 0738 | 1035 | +3.4 | 1337 | 1627 | -4.5 | 1959 | 2255 | +3.3 |
| 15 | 0158 | 0451 | -4.5 | 0828 | 1124 | +3.1 | 1426 | 1713 | -4.2 | 2049 | 2345 | +3.0 |
| 16 | 0248 | 0539 | -4.2 | 0922 | 1217 | +2.9 | 1518 | 1803 | -4.0 | 2142 |
| 17 | | 0040 | +2.8 | 0342 | 0632 | -4.0 | 1019 | 1314 | +2.7 | 1612 | 1858 | -3.8 | 2239 |
| 18 | | 0139 | +2.7 | 0438 | 0731 | -3.9 | 1116 | 1415 | +2.6 | 1708 | 1957 | -3.8 | 2335 |
| 19 | | 0239 | +2.7 | 0534 | 0833 | -3.9 | 1212 | 1512 | +2.7 | 1803 | 2057 | -3.8 |
| 20 | 0028 | 0333 | +2.8 | 0628 | 0930 | -4.0 | 1302 | 1603 | +2.8 | 1854 | 2149 | -4.0 |
| 21 | 0117 | 0421 | +3.0 | 0717 | 1018 | -4.2 | 1348 | 1647 | +3.0 | 1940 | 2234 | -4.2 |
| 22 | 0200 | 0504 | +3.2 | 0803 | 1059 | -4.4 | 1429 | 1726 | +3.2 | 2022 | 2314 | -4.4 |
| 23 | 0241 | 0542 | +3.4 | 0845 | 1138 | -4.6 | 1508 | 1803 | +3.4 | 2102 | 2352 | -4.6 |
| 24 | 0320 | 0619 | +3.6 | 0925 | 1215 | -4.7 | 1544 | 1838 | +3.5 | 2140 |
| 25 | | 0030 | -4.8 | 0357 | 0656 | +3.7 | 1004 | 1252 | -4.8 | 1620 | 1914 | +3.6 | 2218 |
| 26 | | 0109 | -4.9 | 0434 | 0733 | +3.7 | 1042 | 1330 | -4.9 | 1654 | 1950 | +3.6 | 2255 |
| 27 | | 0148 | -5.0 | 0512 | 0811 | +3.7 | 1121 | 1410 | -4.9 | 1730 | 2028 | +3.6 | 2334 |
| 28 | | 0229 | -5.0 | 0552 | 0852 | +3.7 | 1202 | 1451 | -4.8 | 1808 | 2109 | +3.6 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | March, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0016 | 0313 | -4.9 | 0635 | 0936 | +3.5 | 1245 | 1535 | -4.7 | 1850 | 2155 | +3.5 |
| 2 | 0102 | 0400 | -4.8 | 0724 | 1024 | +3.4 | 1334 | 1624 | -4.5 | 1939 | 2246 | +3.3 |
| 3 | 0156 | 0452 | -4.6 | 0821 | 1120 | +3.2 | 1431 | 1719 | -4.4 | 2038 | 2345 | +3.2 |
| 4 | 0258 | 0552 | -4.5 | 0928 | 1224 | +3.0 | 1536 | 1821 | -4.2 | 2148 |
| 5 | | 0053 | +3.1 | 0408 | 0659 | -4.3 | 1042 | 1337 | +3.0 | 1647 | 1931 | -4.1 | 2305 |
| 6 | | 0210 | +3.1 | 0522 | 0813 | -4.3 | 1155 | 1454 | +3.1 | 1758 | 2047 | -4.3 |
| 7 | 0018 | 0325 | +3.3 | 0631 | 0929 | -4.5 | 1301 | 1603 | +3.3 | 1902 | 2200 | -4.5 |
| 8 | 0123 | 0532 | +3.6 | 0833 | 1137 | -4.7 | 1459 | 1803 | +3.6 | 2059 |
| 9 | | 0002 | -4.7 | 0320 | 0629 | +3.8 | 0930 | 1234 | -4.9 | 1551 | 1855 | +3.8 | 2152 |
| 10 | | 0056 | -5.0 | 0413 | 0720 | +3.9 | 1021 | 1323 | -5.0 | 1639 | 1942 | +3.9 | 2240 |
| 11 | | 0144 | -5.1 | 0501 | 0807 | +4.0 | 1109 | 1408 | -5.0 | 1724 | 2027 | +3.9 | 2326 |
| 12 | | 0228 | -5.1 | 0548 | 0851 | +4.0 | 1154 | 1450 | -5.0 | 1808 | 2110 | +3.9 |
| 13 | 0011 | 0309 | -5.0 | 0633 | 0934 | +3.9 | 1238 | 1530 | -4.8 | 1851 | 2152 | +3.8 |
| 14 | 0055 | 0350 | -4.9 | 0717 | 1017 | +3.7 | 1322 | 1610 | -4.7 | 1934 | 2234 | +3.6 |
| 15 | 0139 | 0430 | -4.7 | 0802 | 1059 | +3.4 | 1406 | 1650 | -4.4 | 2018 | 2317 | +3.3 |
| 16 | 0224 | 0512 | -4.4 | 0848 | 1144 | +3.2 | 1452 | 1733 | -4.2 | 2105 |
| 17 | | 0003 | +3.1 | 0312 | 0557 | -4.2 | 0938 | 1233 | +2.9 | 1542 | 1819 | -3.9 | 2156 |
| 18 | | 0054 | +2.8 | 0404 | 0647 | -4.0 | 1032 | 1327 | +2.7 | 1635 | 1911 | -3.8 | 2252 |
| 19 | | 0151 | +2.7 | 0500 | 0742 | -3.8 | 1130 | 1427 | +2.6 | 1731 | 2009 | -3.7 | 2350 |
| 20 | | 0252 | +2.7 | 0558 | 0842 | -3.8 | 1227 | 1527 | +2.7 | 1827 | 2109 | -3.7 |
| 21 | 0046 | 0351 | +2.8 | 0653 | 0942 | -3.9 | 1320 | 1621 | +2.8 | 1919 | 2205 | -3.9 |
| 22 | 0137 | 0442 | +3.0 | 0745 | 1035 | -4.1 | 1407 | 1707 | +3.0 | 2006 | 2254 | -4.2 |
| 23 | 0223 | 0527 | +3.2 | 0832 | 1121 | -4.3 | 1450 | 1749 | +3.2 | 2050 | 2338 | -4.4 |
| 24 | 0306 | 0609 | +3.4 | 0915 | 1202 | -4.5 | 1530 | 1827 | +3.4 | 2131 |
| 25 | | 0020 | -4.7 | 0347 | 0648 | +3.6 | 0956 | 1242 | -4.7 | 1607 | 1905 | +3.6 | 2210 |
| 26 | | 0100 | -4.9 | 0426 | 0727 | +3.7 | 1037 | 1322 | -4.8 | 1644 | 1943 | +3.7 | 2250 |
| 27 | | 0141 | -5.0 | 0506 | 0806 | +3.8 | 1117 | 1403 | -4.9 | 1722 | 2022 | +3.8 | 2330 |
| 28 | | 0223 | -5.1 | 0547 | 0847 | +3.8 | 1158 | 1444 | -4.9 | 1801 | 2103 | +3.8 |
| 29 | 0012 | 0306 | -5.1 | 0630 | 0930 | +3.7 | 1242 | 1528 | -4.8 | 1843 | 2147 | +3.7 |
| 30 | 0057 | 0352 | -5.0 | 0717 | 1017 | +3.6 | 1329 | 1615 | -4.7 | 1929 | 2236 | +3.6 |
| 31 | 0147 | 0442 | -4.8 | 0809 | 1108 | +3.4 | 1421 | 1706 | -4.5 | 2023 | 2330 | +3.4 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | April, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0244 | 0537 | -4.6 | 0909 | 1207 | +3.2 | 1521 | 1804 | -4.3 | 2128 |
| 2 | | 0033 | +3.2 | 0350 | 0638 | -4.4 | 1018 | 1314 | +3.1 | 1628 | 1909 | -4.2 | 2241 |
| 3 | | 0146 | +3.1 | 0501 | 0748 | -4.3 | 1131 | 1430 | +3.0 | 1738 | 2023 | -4.1 | 2357 |
| 4 | | 0304 | +3.2 | 0612 | 0906 | -4.3 | 1240 | 1545 | +3.2 | 1845 | 2141 | -4.3 |
| 5 | 0108 | 0418 | +3.3 | 0719 | 1022 | -4.4 | 1343 | 1650 | +3.4 | 1946 | 2252 | -4.5 |
| 6 | 0209 | 0520 | +3.6 | 0818 | 1125 | -4.6 | 1438 | 1745 | +3.6 | 2041 | 2350 | -4.7 |
| 7 | 0304 | 0613 | +3.7 | 0912 | 1217 | -4.7 | 1528 | 1834 | +3.8 | 2131 |
| 8 | | 0039 | -4.9 | 0354 | 0701 | +3.9 | 1000 | 1302 | -4.8 | 1614 | 1919 | +3.9 | 2217 |
| 9 | | 0122 | -5.0 | 0440 | 0745 | +3.9 | 1045 | 1344 | -4.9 | 1657 | 2001 | +3.9 | 2301 |
| 10 | | 0203 | -5.0 | 0524 | 0827 | +3.9 | 1128 | 1422 | -4.8 | 1739 | 2042 | +3.8 | 2344 |
| 11 | | 0241 | -4.9 | 0606 | 0907 | +3.8 | 1210 | 1459 | -4.7 | 1820 | 2121 | +3.7 |
| 12 | 0026 | 0319 | -4.8 | 0648 | 0946 | +3.6 | 1252 | 1537 | -4.6 | 1901 | 2201 | +3.5 |
| 13 | 0108 | 0357 | -4.6 | 0730 | 1026 | +3.4 | 1334 | 1616 | -4.4 | 1943 | 2242 | +3.3 |
| 14 | 0151 | 0437 | -4.5 | 0814 | 1108 | +3.2 | 1418 | 1657 | -4.2 | 2028 | 2326 | +3.1 |
| 15 | 0237 | 0521 | -4.2 | 0900 | 1154 | +2.9 | 1505 | 1743 | -4.0 | 2116 |
| 16 | | 0014 | +2.9 | 0326 | 0608 | -4.1 | 0951 | 1245 | +2.8 | 1556 | 1832 | -3.9 | 2209 |
| 17 | | 0107 | +2.8 | 0419 | 0701 | -3.9 | 1046 | 1340 | +2.7 | 1650 | 1926 | -3.8 | 2306 |
| 18 | | 0204 | +2.7 | 0515 | 0756 | -3.9 | 1141 | 1436 | +2.7 | 1744 | 2023 | -3.8 |
| 19 | 0002 | 0302 | +2.8 | 0611 | 0853 | -4.0 | 1234 | 1530 | +2.8 | 1836 | 2118 | -4.0 |
| 20 | 0055 | 0355 | +3.0 | 0703 | 0947 | -4.1 | 1323 | 1620 | +3.0 | 1924 | 2210 | -4.2 |
| 21 | 0144 | 0444 | +3.2 | 0752 | 1037 | -4.3 | 1408 | 1705 | +3.2 | 2010 | 2259 | -4.5 |
| 22 | 0230 | 0530 | +3.4 | 0838 | 1123 | -4.5 | 1450 | 1748 | +3.4 | 2054 | 2345 | -4.7 |
| 23 | 0314 | 0614 | +3.6 | 0923 | 1208 | -4.7 | 1531 | 1830 | +3.6 | 2137 |
| 24 | | 0029 | -4.9 | 0358 | 0657 | +3.7 | 1006 | 1252 | -4.8 | 1613 | 1913 | +3.7 | 2220 |
| 25 | | 0114 | -5.1 | 0443 | 0741 | +3.8 | 1050 | 1336 | -4.9 | 1655 | 1957 | +3.8 | 2305 |
| 26 | | 0200 | -5.1 | 0528 | 0826 | +3.8 | 1136 | 1422 | -4.9 | 1740 | 2043 | +3.8 | 2352 |
| 27 | | 0247 | -5.1 | 0616 | 0913 | +3.7 | 1223 | 1510 | -4.8 | 1828 | 2131 | +3.7 |
| 28 | 0042 | 0337 | -5.0 | 0708 | 1004 | +3.6 | 1315 | 1600 | -4.7 | 1921 | 2224 | +3.6 |
| 29 | 0136 | 0429 | -4.8 | 0804 | 1059 | +3.4 | 1410 | 1655 | -4.5 | 2020 | 2323 | +3.4 |
| 30 | 0236 | 0527 | -4.6 | 0905 | 1200 | +3.2 | 1511 | 1755 | -4.4 | 2127 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | May, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | | 0028 | +3.3 | 0341 | 0631 | -4.4 | 1012 | 1308 | +3.1 | 1616 | 1903 | -4.3 | 2238 |
| 2 | | 0141 | +3.2 | 0449 | 0741 | -4.3 | 1119 | 1421 | +3.1 | 1723 | 2017 | -4.3 | 2349 |
| 3 | | 0255 | +3.2 | 0556 | 0856 | -4.3 | 1224 | 1529 | +3.2 | 1826 | 2132 | -4.4 |
| 4 | 0054 | 0402 | +3.3 | 0659 | 1006 | -4.4 | 1323 | 1630 | +3.4 | 1924 | 2237 | -4.5 |
| 5 | 0153 | 0501 | +3.5 | 0756 | 1105 | -4.5 | 1416 | 1723 | +3.5 | 2017 | 2331 | -4.7 |
| 6 | 0246 | 0552 | +3.6 | 0847 | 1154 | -4.6 | 1504 | 1811 | +3.6 | 2105 |
| 7 | | 0017 | -4.8 | 0333 | 0638 | +3.7 | 0934 | 1237 | -4.7 | 1549 | 1854 | +3.7 | 2150 |
| 8 | | 0058 | -4.9 | 0418 | 0721 | +3.7 | 1018 | 1316 | -4.7 | 1632 | 1935 | +3.7 | 2233 |
| 9 | | 0136 | -4.9 | 0501 | 0801 | +3.6 | 1100 | 1353 | -4.7 | 1713 | 2014 | +3.6 | 2315 |
| 10 | | 0213 | -4.8 | 0542 | 0839 | +3.6 | 1140 | 1429 | -4.6 | 1753 | 2052 | +3.5 | 2356 |
| 11 | | 0250 | -4.8 | 0622 | 0918 | +3.4 | 1221 | 1507 | -4.5 | 1833 | 2131 | +3.4 |
| 12 | 0037 | 0328 | -4.7 | 0703 | 0956 | +3.3 | 1302 | 1545 | -4.4 | 1914 | 2211 | +3.3 |
| 13 | 0118 | 0407 | -4.5 | 0745 | 1037 | +3.1 | 1344 | 1626 | -4.3 | 1957 | 2253 | +3.1 |
| 14 | 0202 | 0450 | -4.4 | 0829 | 1120 | +3.0 | 1428 | 1710 | -4.2 | 2043 | 2338 | +3.0 |
| 15 | 0248 | 0535 | -4.3 | 0916 | 1206 | +2.9 | 1515 | 1757 | -4.1 | 2131 |
| 16 | | 0027 | +2.9 | 0337 | 0623 | -4.2 | 1005 | 1256 | +2.8 | 1604 | 1847 | -4.1 | 2224 |
| 17 | | 0119 | +2.8 | 0429 | 0714 | -4.1 | 1056 | 1347 | +2.8 | 1655 | 1940 | -4.1 | 2318 |
| 18 | | 0213 | +2.9 | 0522 | 0807 | -4.1 | 1147 | 1439 | +2.9 | 1746 | 2033 | -4.2 |
| 19 | 0012 | 0307 | +3.0 | 0615 | 0901 | -4.2 | 1236 | 1531 | +3.0 | 1837 | 2127 | -4.4 |
| 20 | 0104 | 0359 | +3.1 | 0707 | 0953 | -4.3 | 1324 | 1621 | +3.2 | 1927 | 2219 | -4.6 |
| 21 | 0155 | 0450 | +3.3 | 0758 | 1044 | -4.5 | 1412 | 1710 | +3.4 | 2016 | 2310 | -4.8 |
| 22 | 0245 | 0540 | +3.4 | 0847 | 1134 | -4.7 | 1459 | 1758 | +3.6 | 2105 |
| 23 | | 0001 | -5.0 | 0334 | 0629 | +3.6 | 0936 | 1224 | -4.8 | 1546 | 1847 | +3.7 | 2154 |
| 24 | | 0051 | -5.1 | 0424 | 0719 | +3.7 | 1025 | 1313 | -4.9 | 1635 | 1937 | +3.8 | 2244 |
| 25 | | 0141 | -5.1 | 0515 | 0809 | +3.7 | 1116 | 1404 | -4.9 | 1726 | 2028 | +3.8 | 2336 |
| 26 | | 0233 | -5.1 | 0607 | 0901 | +3.7 | 1208 | 1456 | -4.9 | 1820 | 2121 | +3.7 |
| 27 | 0030 | 0326 | -5.0 | 0701 | 0955 | +3.6 | 1302 | 1550 | -4.8 | 1917 | 2217 | +3.6 |
| 28 | 0127 | 0421 | -4.9 | 0758 | 1052 | +3.5 | 1358 | 1647 | -4.7 | 2018 | 2317 | +3.5 |
| 29 | 0226 | 0519 | -4.7 | 0858 | 1153 | +3.3 | 1458 | 1748 | -4.6 | 2122 |
| 30 | | 0022 | +3.4 | 0328 | 0622 | -4.6 | 1000 | 1257 | +3.3 | 1559 | 1853 | -4.5 | 2228 |
| 31 | | 0129 | +3.3 | 0431 | 0729 | -4.4 | 1102 | 1403 | +3.2 | 1700 | 2003 | -4.4 | 2334 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | June, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | | 0237 | +3.2 | 0533 | 0837 | -4.4 | 1202 | 1506 | +3.2 | 1800 | 2112 | -4.4 |
| 2 | 0035 | 0340 | +3.2 | 0633 | 0942 | -4.4 | 1259 | 1605 | +3.3 | 1857 | 2213 | -4.5 |
| 3 | 0132 | 0437 | +3.3 | 0728 | 1039 | -4.4 | 1351 | 1657 | +3.4 | 1949 | 2307 | -4.6 |
| 4 | 0224 | 0528 | +3.3 | 0818 | 1128 | -4.4 | 1440 | 1745 | +3.4 | 2037 | 2353 | -4.7 |
| 5 | 0312 | 0614 | +3.4 | 0905 | 1211 | -4.5 | 1525 | 1829 | +3.5 | 2123 |
| 6 | | 0033 | -4.7 | 0356 | 0656 | +3.4 | 0949 | 1249 | -4.5 | 1607 | 1910 | +3.5 | 2206 |
| 7 | | 0111 | -4.7 | 0438 | 0736 | +3.4 | 1031 | 1326 | -4.5 | 1648 | 1948 | +3.5 | 2247 |
| 8 | | 0147 | -4.7 | 0519 | 0814 | +3.4 | 1111 | 1402 | -4.5 | 1728 | 2026 | +3.4 | 2328 |
| 9 | | 0223 | -4.7 | 0558 | 0851 | +3.3 | 1151 | 1439 | -4.5 | 1808 | 2104 | +3.4 |
| 10 | 0008 | 0301 | -4.7 | 0638 | 0929 | +3.3 | 1231 | 1517 | -4.5 | 1848 | 2143 | +3.3 |
| 11 | 0049 | 0340 | -4.6 | 0718 | 1007 | +3.2 | 1312 | 1557 | -4.5 | 1928 | 2223 | +3.2 |
| 12 | 0130 | 0421 | -4.5 | 0758 | 1048 | +3.1 | 1353 | 1639 | -4.4 | 2010 | 2305 | +3.1 |
| 13 | 0213 | 0503 | -4.5 | 0840 | 1130 | +3.0 | 1435 | 1723 | -4.4 | 2054 | 2349 | +3.0 |
| 14 | 0258 | 0548 | -4.4 | 0923 | 1214 | +2.9 | 1520 | 1810 | -4.3 | 2141 |
| 15 | | 0037 | +3.0 | 0345 | 0635 | -4.3 | 1009 | 1302 | +2.9 | 1607 | 1859 | -4.3 | 2233 |
| 16 | | 0128 | +3.0 | 0436 | 0725 | -4.3 | 1057 | 1352 | +2.9 | 1658 | 1952 | -4.4 | 2328 |
| 17 | | 0221 | +3.0 | 0530 | 0818 | -4.3 | 1149 | 1445 | +3.0 | 1752 | 2047 | -4.5 |
| 18 | 0024 | 0317 | +3.1 | 0625 | 0913 | -4.4 | 1242 | 1540 | +3.2 | 1848 | 2143 | -4.6 |
| 19 | 0122 | 0414 | +3.2 | 0721 | 1009 | -4.5 | 1336 | 1636 | +3.3 | 1943 | 2240 | -4.8 |
| 20 | 0218 | 0511 | +3.3 | 0817 | 1105 | -4.6 | 1431 | 1732 | +3.5 | 2039 | 2336 | -4.9 |
| 21 | 0313 | 0606 | +3.5 | 0912 | 1200 | -4.7 | 1526 | 1827 | +3.7 | 2135 |
| 22 | | 0032 | -5.0 | 0408 | 0701 | +3.6 | 1006 | 1256 | -4.9 | 1621 | 1922 | +3.8 | 2230 |
| 23 | | 0127 | -5.1 | 0502 | 0756 | +3.7 | 1100 | 1350 | -4.9 | 1716 | 2017 | +3.8 | 2325 |
| 24 | | 0222 | -5.1 | 0556 | 0850 | +3.7 | 1154 | 1445 | -5.0 | 1812 | 2113 | +3.8 |
| 25 | 0020 | 0316 | -5.1 | 0650 | 0945 | +3.7 | 1248 | 1540 | -4.9 | 1909 | 2209 | +3.8 |
| 26 | 0116 | 0411 | -5.0 | 0745 | 1040 | +3.6 | 1343 | 1637 | -4.8 | 2007 | 2307 | +3.6 |
| 27 | 0212 | 0507 | -4.8 | 0841 | 1137 | +3.5 | 1439 | 1735 | -4.7 | 2107 |
| 28 | | 0006 | +3.5 | 0310 | 0605 | -4.6 | 0938 | 1236 | +3.4 | 1537 | 1835 | -4.6 | 2208 |
| 29 | | 0108 | +3.3 | 0408 | 0706 | -4.5 | 1036 | 1337 | +3.3 | 1635 | 1938 | -4.5 | 2309 |
| 30 | | 0211 | +3.2 | 0507 | 0808 | -4.3 | 1133 | 1437 | +3.2 | 1732 | 2042 | -4.4 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | July, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0009 | 0312 | +3.1 | 0604 | 0911 | -4.2 | 1230 | 1536 | +3.2 | 1828 | 2144 | -4.4 |
| 2 | 0106 | 0409 | +3.1 | 0659 | 1009 | -4.2 | 1323 | 1630 | +3.2 | 1922 | 2239 | -4.4 |
| 3 | 0159 | 0501 | +3.1 | 0750 | 1100 | -4.2 | 1413 | 1720 | +3.2 | 2011 | 2327 | -4.4 |
| 4 | 0247 | 0549 | +3.2 | 0838 | 1144 | -4.3 | 1459 | 1804 | +3.3 | 2058 |
| 5 | | 0009 | -4.5 | 0331 | 0631 | +3.2 | 0922 | 1223 | -4.3 | 1542 | 1846 | +3.3 | 2142 |
| 6 | | 0047 | -4.5 | 0413 | 0711 | +3.3 | 1005 | 1300 | -4.4 | 1623 | 1924 | +3.4 | 2223 |
| 7 | | 0122 | -4.6 | 0453 | 0748 | +3.3 | 1045 | 1336 | -4.5 | 1702 | 2002 | +3.4 | 2304 |
| 8 | | 0158 | -4.7 | 0531 | 0825 | +3.3 | 1125 | 1413 | -4.6 | 1740 | 2038 | +3.5 | 2343 |
| 9 | | 0235 | -4.7 | 0609 | 0901 | +3.3 | 1203 | 1450 | -4.6 | 1818 | 2115 | +3.5 |
| 10 | 0023 | 0312 | -4.7 | 0646 | 0937 | +3.3 | 1242 | 1529 | -4.6 | 1856 | 2153 | +3.4 |
| 11 | 0102 | 0351 | -4.7 | 0723 | 1014 | +3.3 | 1320 | 1608 | -4.6 | 1934 | 2232 | +3.3 |
| 12 | 0142 | 0431 | -4.6 | 0800 | 1054 | +3.2 | 1359 | 1650 | -4.6 | 2015 | 2314 | +3.3 |
| 13 | 0223 | 0513 | -4.5 | 0838 | 1135 | +3.2 | 1441 | 1735 | -4.5 | 2059 | 2359 | +3.2 |
| 14 | 0308 | 0559 | -4.4 | 0921 | 1221 | +3.1 | 1527 | 1823 | -4.5 | 2149 |
| 15 | | 0048 | +3.1 | 0357 | 0648 | -4.4 | 1008 | 1311 | +3.1 | 1619 | 1915 | -4.5 | 2245 |
| 16 | | 0143 | +3.0 | 0452 | 0741 | -4.3 | 1103 | 1407 | +3.1 | 1717 | 2012 | -4.5 | 2346 |
| 17 | | 0242 | +3.0 | 0552 | 0839 | -4.3 | 1203 | 1507 | +3.2 | 1819 | 2113 | -4.5 |
| 18 | 0051 | 0345 | +3.1 | 0654 | 0940 | -4.4 | 1306 | 1610 | +3.3 | 1922 | 2215 | -4.6 |
| 19 | 0154 | 0448 | +3.3 | 0756 | 1042 | -4.5 | 1409 | 1713 | +3.5 | 2023 | 2318 | -4.8 |
| 20 | 0254 | 0550 | +3.4 | 0855 | 1144 | -4.7 | 1509 | 1814 | +3.7 | 2123 |
| 21 | | 0018 | -4.9 | 0351 | 0648 | +3.6 | 0952 | 1243 | -4.8 | 1607 | 1912 | +3.9 | 2220 |
| 22 | | 0116 | -5.0 | 0446 | 0744 | +3.8 | 1047 | 1340 | -5.0 | 1703 | 2007 | +4.0 | 2315 |
| 23 | | 0211 | -5.1 | 0539 | 0837 | +3.9 | 1140 | 1434 | -5.0 | 1758 | 2101 | +4.0 |
| 24 | 0008 | 0304 | -5.1 | 0630 | 0929 | +3.9 | 1233 | 1527 | -5.0 | 1852 | 2155 | +3.9 |
| 25 | 0101 | 0356 | -5.0 | 0722 | 1021 | +3.8 | 1325 | 1620 | -4.9 | 1946 | 2248 | +3.8 |
| 26 | 0154 | 0447 | -4.8 | 0814 | 1114 | +3.7 | 1418 | 1712 | -4.8 | 2041 | 2343 | +3.6 |
| 27 | 0248 | 0540 | -4.6 | 0907 | 1208 | +3.5 | 1511 | 1807 | -4.6 | 2137 |
| 28 | | 0039 | +3.4 | 0343 | 0634 | -4.4 | 1001 | 1304 | +3.3 | 1607 | 1904 | -4.4 | 2236 |
| 29 | | 0138 | +3.2 | 0439 | 0731 | -4.1 | 1057 | 1403 | +3.1 | 1704 | 2005 | -4.2 | 2334 |
| 30 | | 0239 | +3.0 | 0535 | 0832 | -4.0 | 1154 | 1503 | +3.0 | 1800 | 2108 | -4.1 |
| 31 | 0032 | 0338 | +2.9 | 0631 | 0934 | -3.9 | 1250 | 1601 | +3.0 | 1856 | 2208 | -4.1 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | August, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0126 | 0433 | +3.0 | 0724 | 1029 | -3.9 | 1342 | 1653 | +3.1 | 1947 | 2300 | -4.1 |
| 2 | 0216 | 0522 | +3.0 | 0813 | 1117 | -4.0 | 1429 | 1740 | +3.2 | 2035 | 2343 | -4.2 |
| 3 | 0301 | 0606 | +3.1 | 0858 | 1157 | -4.2 | 1513 | 1821 | +3.3 | 2120 |
| 4 | | 0021 | -4.4 | 0343 | 0645 | +3.3 | 0941 | 1234 | -4.3 | 1553 | 1859 | +3.4 | 2201 |
| 5 | | 0056 | -4.5 | 0422 | 0721 | +3.4 | 1020 | 1309 | -4.5 | 1632 | 1935 | +3.5 | 2241 |
| 6 | | 0131 | -4.6 | 0459 | 0756 | +3.5 | 1059 | 1345 | -4.6 | 1709 | 2011 | +3.6 | 2320 |
| 7 | | 0207 | -4.7 | 0534 | 0830 | +3.5 | 1136 | 1421 | -4.7 | 1745 | 2046 | +3.6 | 2358 |
| 8 | | 0243 | -4.7 | 0609 | 0905 | +3.5 | 1212 | 1459 | -4.7 | 1821 | 2123 | +3.6 |
| 9 | 0035 | 0320 | -4.7 | 0643 | 0941 | +3.5 | 1249 | 1538 | -4.7 | 1858 | 2201 | +3.6 |
| 10 | 0114 | 0359 | -4.7 | 0718 | 1019 | +3.5 | 1328 | 1619 | -4.7 | 1937 | 2241 | +3.5 |
| 11 | 0154 | 0441 | -4.6 | 0755 | 1100 | +3.4 | 1409 | 1702 | -4.6 | 2020 | 2326 | +3.4 |
| 12 | 0238 | 0526 | -4.5 | 0836 | 1146 | +3.3 | 1457 | 1751 | -4.5 | 2110 |
| 13 | | 0015 | +3.2 | 0329 | 0615 | -4.3 | 0925 | 1238 | +3.2 | 1551 | 1844 | -4.4 | 2208 |
| 14 | | 0112 | +3.1 | 0426 | 0711 | -4.2 | 1025 | 1337 | +3.2 | 1654 | 1944 | -4.4 | 2315 |
| 15 | | 0216 | +3.1 | 0531 | 0813 | -4.2 | 1133 | 1444 | +3.2 | 1802 | 2049 | -4.4 |
| 16 | 0026 | 0325 | +3.1 | 0638 | 0919 | -4.2 | 1245 | 1554 | +3.3 | 1910 | 2158 | -4.5 |
| 17 | 0134 | 0434 | +3.3 | 0743 | 1027 | -4.4 | 1353 | 1702 | +3.5 | 2014 | 2305 | -4.6 |
| 18 | 0236 | 0538 | +3.5 | 0844 | 1133 | -4.6 | 1455 | 1804 | +3.8 | 2114 |
| 19 | | 0008 | -4.8 | 0333 | 0636 | +3.7 | 0940 | 1233 | -4.8 | 1553 | 1901 | +4.0 | 2210 |
| 20 | | 0105 | -5.0 | 0426 | 0729 | +3.9 | 1033 | 1328 | -5.0 | 1647 | 1955 | +4.1 | 2302 |
| 21 | | 0157 | -5.0 | 0516 | 0820 | +4.0 | 1124 | 1419 | -5.1 | 1739 | 2045 | +4.1 | 2353 |
| 22 | | 0246 | -5.0 | 0605 | 0908 | +4.0 | 1213 | 1508 | -5.1 | 1829 | 2135 | +4.0 |
| 23 | 0043 | 0334 | -4.9 | 0653 | 0957 | +3.9 | 1303 | 1556 | -4.9 | 1919 | 2224 | +3.9 |
| 24 | 0133 | 0421 | -4.7 | 0741 | 1045 | +3.7 | 1352 | 1644 | -4.7 | 2010 | 2314 | +3.6 |
| 25 | 0223 | 0508 | -4.5 | 0831 | 1135 | +3.5 | 1444 | 1733 | -4.5 | 2102 |
| 26 | | 0006 | +3.4 | 0315 | 0557 | -4.2 | 0922 | 1228 | +3.3 | 1537 | 1825 | -4.2 | 2157 |
| 27 | | 0102 | +3.1 | 0409 | 0650 | -3.9 | 1017 | 1326 | +3.1 | 1633 | 1921 | -4.0 | 2254 |
| 28 | | 0202 | +2.9 | 0505 | 0748 | -3.7 | 1115 | 1427 | +2.9 | 1731 | 2024 | -3.8 | 2353 |
| 29 | | 0303 | +2.9 | 0602 | 0852 | -3.7 | 1212 | 1528 | +2.9 | 1828 | 2129 | -3.8 |
| 30 | 0049 | 0401 | +2.9 | 0657 | 0953 | -3.7 | 1307 | 1623 | +3.0 | 1922 | 2225 | -3.9 |
| 31 | 0140 | 0451 | +3.0 | 0747 | 1044 | -3.9 | 1356 | 1710 | +3.2 | 2010 | 2311 | -4.1 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | September, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0226 | 0535 | +3.1 | 0832 | 1125 | -4.1 | 1440 | 1752 | +3.3 | 2055 | 2349 | -4.2 |
| 2 | 0308 | 0613 | +3.3 | 0914 | 1203 | -4.3 | 1521 | 1830 | +3.5 | 2136 |
| 3 | | 0025 | -4.4 | 0346 | 0649 | +3.5 | 0953 | 1239 | -4.5 | 1559 | 1906 | +3.6 | 2215 |
| 4 | | 0100 | -4.6 | 0422 | 0723 | +3.6 | 1030 | 1315 | -4.6 | 1636 | 1941 | +3.7 | 2253 |
| 5 | | 0136 | -4.7 | 0457 | 0757 | +3.7 | 1106 | 1351 | -4.8 | 1712 | 2016 | +3.8 | 2331 |
| 6 | | 0212 | -4.7 | 0531 | 0832 | +3.7 | 1143 | 1429 | -4.8 | 1748 | 2053 | +3.8 |
| 7 | 0008 | 0250 | -4.7 | 0605 | 0909 | +3.7 | 1220 | 1508 | -4.8 | 1826 | 2131 | +3.7 |
| 8 | 0047 | 0330 | -4.7 | 0640 | 0948 | +3.6 | 1300 | 1550 | -4.8 | 1906 | 2213 | +3.6 |
| 9 | 0128 | 0412 | -4.6 | 0719 | 1030 | +3.6 | 1343 | 1635 | -4.7 | 1951 | 2258 | +3.5 |
| 10 | 0214 | 0458 | -4.4 | 0803 | 1118 | +3.4 | 1433 | 1725 | -4.5 | 2042 | 2350 | +3.3 |
| 11 | 0307 | 0550 | -4.3 | 0856 | 1213 | +3.3 | 1532 | 1821 | -4.4 | 2144 |
| 12 | | 0050 | +3.1 | 0409 | 0649 | -4.1 | 1002 | 1317 | +3.2 | 1639 | 1924 | -4.2 | 2255 |
| 13 | | 0159 | +3.1 | 0518 | 0755 | -4.0 | 1117 | 1430 | +3.2 | 1751 | 2034 | -4.2 |
| 14 | 0009 | 0313 | +3.1 | 0627 | 0906 | -4.1 | 1233 | 1545 | +3.3 | 1901 | 2147 | -4.3 |
| 15 | 0117 | 0424 | +3.3 | 0732 | 1019 | -4.3 | 1342 | 1654 | +3.6 | 2004 | 2256 | -4.5 |
| 16 | 0219 | 0526 | +3.6 | 0831 | 1124 | -4.6 | 1443 | 1755 | +3.8 | 2102 | 2357 | -4.7 |
| 17 | 0313 | 0621 | +3.8 | 0925 | 1221 | -4.9 | 1538 | 1848 | +4.0 | 2155 |
| 18 | | 0050 | -4.9 | 0404 | 0711 | +4.0 | 1015 | 1313 | -5.0 | 1629 | 1938 | +4.1 | 2245 |
| 19 | | 0139 | -5.0 | 0452 | 0759 | +4.1 | 1103 | 1400 | -5.1 | 1718 | 2025 | +4.1 | 2333 |
| 20 | | 0224 | -4.9 | 0538 | 0844 | +4.0 | 1150 | 1445 | -5.0 | 1805 | 2111 | +4.0 |
| 21 | 0020 | 0308 | -4.8 | 0623 | 0929 | +3.9 | 1237 | 1529 | -4.9 | 1852 | 2157 | +3.8 |
| 22 | 0106 | 0351 | -4.6 | 0709 | 1014 | +3.7 | 1324 | 1613 | -4.7 | 1939 | 2243 | +3.6 |
| 23 | 0154 | 0434 | -4.4 | 0756 | 1101 | +3.5 | 1412 | 1658 | -4.4 | 2028 | 2331 | +3.3 |
| 24 | 0243 | 0520 | -4.1 | 0845 | 1150 | +3.2 | 1503 | 1745 | -4.1 | 2119 |
| 25 | | 0023 | +3.1 | 0335 | 0609 | -3.9 | 0937 | 1245 | +3.0 | 1558 | 1838 | -3.9 | 2214 |
| 26 | | 0120 | +2.9 | 0430 | 0704 | -3.7 | 1035 | 1345 | +2.9 | 1655 | 1936 | -3.7 | 2312 |
| 27 | | 0221 | +2.8 | 0527 | 0804 | -3.6 | 1133 | 1446 | +2.8 | 1752 | 2038 | -3.7 |
| 28 | 0009 | 0320 | +2.8 | 0621 | 0905 | -3.6 | 1229 | 1544 | +2.9 | 1847 | 2137 | -3.8 |
| 29 | 0101 | 0412 | +2.9 | 0712 | 0959 | -3.8 | 1320 | 1633 | +3.1 | 1936 | 2227 | -4.0 |
| 30 | 0148 | 0456 | +3.1 | 0757 | 1045 | -4.1 | 1405 | 1716 | +3.3 | 2021 | 2309 | -4.2 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | October, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0230 | 0536 | +3.3 | 0839 | 1126 | -4.3 | 1447 | 1755 | +3.5 | 2103 | 2348 | -4.4 |
| 2 | 0309 | 0612 | +3.5 | 0918 | 1204 | -4.5 | 1527 | 1832 | +3.6 | 2143 |
| 3 | | 0026 | -4.6 | 0346 | 0648 | +3.6 | 0956 | 1243 | -4.7 | 1605 | 1909 | +3.7 | 2222 |
| 4 | | 0103 | -4.7 | 0422 | 0724 | +3.7 | 1034 | 1321 | -4.9 | 1643 | 1947 | +3.8 | 2301 |
| 5 | | 0142 | -4.7 | 0458 | 0801 | +3.8 | 1112 | 1401 | -4.9 | 1722 | 2025 | +3.8 | 2340 |
| 6 | | 0222 | -4.8 | 0534 | 0840 | +3.8 | 1152 | 1443 | -5.0 | 1803 | 2106 | +3.8 |
| 7 | 0021 | 0303 | -4.7 | 0613 | 0922 | +3.7 | 1235 | 1527 | -4.9 | 1846 | 2150 | +3.6 |
| 8 | 0105 | 0348 | -4.6 | 0656 | 1008 | +3.6 | 1322 | 1614 | -4.8 | 1935 | 2239 | +3.5 |
| 9 | 0155 | 0437 | -4.4 | 0746 | 1059 | +3.5 | 1416 | 1706 | -4.6 | 2030 | 2334 | +3.3 |
| 10 | 0251 | 0532 | -4.3 | 0845 | 1158 | +3.3 | 1518 | 1805 | -4.4 | 2135 |
| 11 | | 0037 | +3.1 | 0355 | 0634 | -4.1 | 0956 | 1307 | +3.2 | 1627 | 1910 | -4.2 | 2246 |
| 12 | | 0148 | +3.1 | 0504 | 0743 | -4.1 | 1113 | 1422 | +3.2 | 1739 | 2023 | -4.2 | 2358 |
| 13 | | 0303 | +3.2 | 0612 | 0858 | -4.2 | 1227 | 1537 | +3.3 | 1847 | 2138 | -4.3 |
| 14 | 0104 | 0412 | +3.4 | 0715 | 1011 | -4.4 | 1332 | 1644 | +3.6 | 1948 | 2245 | -4.5 |
| 15 | 0202 | 0511 | +3.6 | 0812 | 1113 | -4.7 | 1430 | 1741 | +3.8 | 2044 | 2343 | -4.7 |
| 16 | 0255 | 0603 | +3.8 | 0904 | 1207 | -4.9 | 1523 | 1832 | +3.9 | 2135 |
| 17 | | 0032 | -4.8 | 0343 | 0651 | +3.9 | 0953 | 1255 | -5.0 | 1612 | 1919 | +4.0 | 2222 |
| 18 | | 0118 | -4.9 | 0430 | 0736 | +4.0 | 1039 | 1339 | -5.0 | 1659 | 2004 | +4.0 | 2308 |
| 19 | | 0200 | -4.8 | 0514 | 0820 | +3.9 | 1124 | 1421 | -5.0 | 1744 | 2047 | +3.9 | 2352 |
| 20 | | 0241 | -4.7 | 0558 | 0902 | +3.8 | 1208 | 1502 | -4.9 | 1828 | 2129 | +3.7 |
| 21 | 0036 | 0321 | -4.6 | 0641 | 0945 | +3.6 | 1253 | 1543 | -4.7 | 1912 | 2212 | +3.5 |
| 22 | 0121 | 0402 | -4.4 | 0726 | 1028 | +3.4 | 1338 | 1625 | -4.5 | 1958 | 2257 | +3.3 |
| 23 | 0207 | 0445 | -4.2 | 0813 | 1114 | +3.2 | 1426 | 1709 | -4.2 | 2047 | 2344 | +3.0 |
| 24 | 0255 | 0531 | -4.0 | 0903 | 1204 | +3.0 | 1517 | 1758 | -4.0 | 2138 |
| 25 | | 0036 | +2.8 | 0347 | 0622 | -3.8 | 0957 | 1259 | +2.8 | 1610 | 1850 | -3.9 | 2233 |
| 26 | | 0132 | +2.7 | 0441 | 0716 | -3.7 | 1054 | 1357 | +2.8 | 1706 | 1946 | -3.8 | 2328 |
| 27 | | 0228 | +2.7 | 0534 | 0813 | -3.8 | 1149 | 1453 | +2.8 | 1800 | 2043 | -3.9 |
| 28 | 0020 | 0321 | +2.8 | 0625 | 0908 | -3.9 | 1241 | 1545 | +3.0 | 1851 | 2135 | -4.0 |
| 29 | 0108 | 0409 | +3.0 | 0712 | 0958 | -4.1 | 1329 | 1632 | +3.1 | 1938 | 2223 | -4.2 |
| 30 | 0152 | 0452 | +3.2 | 0756 | 1044 | -4.4 | 1414 | 1715 | +3.3 | 2023 | 2307 | -4.4 |
| 31 | 0233 | 0532 | +3.4 | 0838 | 1127 | -4.6 | 1457 | 1757 | +3.5 | 2106 | 2349 | -4.6 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | November, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0212 | 0512 | +3.5 | 0819 | 1110 | -4.8 | 1439 | 1738 | +3.6 | 2047 | 2331 | -4.7 |
| 2 | 0252 | 0553 | +3.7 | 0901 | 1153 | -5.0 | 1521 | 1819 | +3.7 | 2129 |
| 3 | | 0013 | -4.8 | 0331 | 0634 | +3.8 | 0943 | 1236 | -5.1 | 1604 | 1902 | +3.7 | 2212 |
| 4 | | 0057 | -4.8 | 0413 | 0717 | +3.8 | 1027 | 1321 | -5.1 | 1649 | 1946 | +3.7 | 2257 |
| 5 | | 0143 | -4.8 | 0458 | 0804 | +3.7 | 1114 | 1409 | -5.0 | 1737 | 2034 | +3.6 | 2345 |
| 6 | | 0231 | -4.7 | 0548 | 0853 | +3.6 | 1205 | 1459 | -4.9 | 1829 | 2126 | +3.4 |
| 7 | 0038 | 0323 | -4.6 | 0643 | 0948 | +3.5 | 1302 | 1554 | -4.7 | 1928 | 2224 | +3.3 |
| 8 | 0136 | 0420 | -4.4 | 0747 | 1050 | +3.3 | 1404 | 1653 | -4.5 | 2032 | 2328 | +3.2 |
| 9 | 0239 | 0523 | -4.3 | 0857 | 1159 | +3.2 | 1511 | 1800 | -4.3 | 2139 |
| 10 | | 0038 | +3.1 | 0345 | 0633 | -4.3 | 1010 | 1313 | +3.2 | 1620 | 1911 | -4.3 | 2246 |
| 11 | | 0149 | +3.2 | 0451 | 0747 | -4.4 | 1119 | 1425 | +3.3 | 1725 | 2024 | -4.4 | 2349 |
| 12 | | 0254 | +3.3 | 0552 | 0858 | -4.5 | 1221 | 1528 | +3.4 | 1825 | 2129 | -4.5 |
| 13 | 0045 | 0352 | +3.5 | 0648 | 0959 | -4.7 | 1318 | 1624 | +3.6 | 1920 | 2225 | -4.6 |
| 14 | 0137 | 0444 | +3.6 | 0739 | 1051 | -4.8 | 1409 | 1714 | +3.7 | 2010 | 2313 | -4.7 |
| 15 | 0225 | 0531 | +3.7 | 0828 | 1137 | -4.9 | 1457 | 1759 | +3.7 | 2056 | 2356 | -4.7 |
| 16 | 0310 | 0615 | +3.8 | 0913 | 1219 | -5.0 | 1542 | 1842 | +3.7 | 2140 |
| 17 | | 0037 | -4.7 | 0354 | 0657 | +3.7 | 0957 | 1258 | -4.9 | 1625 | 1924 | +3.6 | 2223 |
| 18 | | 0115 | -4.7 | 0437 | 0738 | +3.6 | 1040 | 1337 | -4.8 | 1708 | 2004 | +3.5 | 2305 |
| 19 | | 0154 | -4.6 | 0519 | 0818 | +3.5 | 1122 | 1416 | -4.7 | 1750 | 2044 | +3.4 | 2347 |
| 20 | | 0233 | -4.5 | 0602 | 0859 | +3.3 | 1204 | 1455 | -4.6 | 1833 | 2125 | +3.2 |
| 21 | 0030 | 0314 | -4.4 | 0646 | 0941 | +3.2 | 1248 | 1537 | -4.4 | 1918 | 2208 | +3.0 |
| 22 | 0114 | 0357 | -4.2 | 0732 | 1026 | +3.0 | 1334 | 1621 | -4.3 | 2004 | 2254 | +2.9 |
| 23 | 0200 | 0443 | -4.1 | 0821 | 1114 | +2.9 | 1422 | 1709 | -4.2 | 2053 | 2343 | +2.8 |
| 24 | 0249 | 0532 | -4.0 | 0913 | 1205 | +2.8 | 1513 | 1759 | -4.1 | 2144 |
| 25 | | 0033 | +2.7 | 0339 | 0624 | -4.1 | 1006 | 1258 | +2.8 | 1606 | 1851 | -4.1 | 2234 |
| 26 | | 0125 | +2.8 | 0430 | 0716 | -4.1 | 1059 | 1352 | +2.8 | 1658 | 1943 | -4.1 | 2323 |
| 27 | | 0215 | +2.9 | 0520 | 0809 | -4.3 | 1150 | 1443 | +3.0 | 1749 | 2035 | -4.3 |
| 28 | 0010 | 0304 | +3.0 | 0608 | 0900 | -4.5 | 1240 | 1533 | +3.1 | 1838 | 2125 | -4.4 |
| 29 | 0056 | 0352 | +3.2 | 0656 | 0950 | -4.7 | 1328 | 1621 | +3.3 | 1926 | 2213 | -4.6 |
| 30 | 0141 | 0438 | +3.4 | 0743 | 1039 | -4.9 | 1415 | 1708 | +3.4 | 2013 | 2301 | -4.7 |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
| HELL GATE (off Mill Rock) | | Predicted Tidal Current | December, 2009 | | Flood Direction, 050 True. | Ebb (-)Direction, 230 True. | | NOAA, National Ocean Service |
| | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current | Slack Water | Maximum Current |
| Day | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | Time h.m. | Time h.m. | Veloc knots | | 1 | 0226 | 0525 | +3.6 | 0831 | 1128 | -5.0 | 1503 | 1755 | +3.6 | 2100 | 2349 | -4.8 |
| 2 | 0313 | 0612 | +3.7 | 0919 | 1216 | -5.1 | 1551 | 1843 | +3.6 | 2148 |
| 3 | | 0038 | -4.9 | 0401 | 0701 | +3.7 | 1008 | 1305 | -5.1 | 1640 | 1932 | +3.6 | 2237 |
| 4 | | 0127 | -4.9 | 0451 | 0751 | +3.7 | 1059 | 1356 | -5.1 | 1731 | 2023 | +3.6 | 2328 |
| 5 | | 0219 | -4.9 | 0545 | 0844 | +3.7 | 1153 | 1449 | -5.0 | 1825 | 2117 | +3.5 |
| 6 | 0022 | 0313 | -4.8 | 0643 | 0941 | +3.5 | 1249 | 1544 | -4.9 | 1922 | 2214 | +3.4 |
| 7 | 0119 | 0410 | -4.7 | 0745 | 1042 | +3.4 | 1349 | 1643 | -4.7 | 2023 | 2316 | +3.3 |
| 8 | 0219 | 0512 | -4.6 | 0851 | 1147 | +3.3 | 1452 | 1746 | -4.5 | 2126 |
| 9 | | 0021 | +3.2 | 0322 | 0619 | -4.5 | 0958 | 1256 | +3.2 | 1556 | 1853 | -4.4 | 2229 |
| 10 | | 0128 | +3.2 | 0424 | 0729 | -4.5 | 1104 | 1404 | +3.2 | 1658 | 2003 | -4.4 | 2329 |
| 11 | | 0232 | +3.2 | 0524 | 0838 | -4.5 | 1206 | 1507 | +3.2 | 1758 | 2108 | -4.4 |
| 12 | 0026 | 0330 | +3.3 | 0621 | 0940 | -4.6 | 1302 | 1604 | +3.3 | 1853 | 2205 | -4.5 |
| 13 | 0119 | 0423 | +3.4 | 0714 | 1033 | -4.7 | 1354 | 1654 | +3.4 | 1943 | 2254 | -4.5 |
| 14 | 0208 | 0511 | +3.5 | 0803 | 1119 | -4.8 | 1441 | 1740 | +3.4 | 2030 | 2337 | -4.6 |
| 15 | 0253 | 0555 | +3.5 | 0848 | 1200 | -4.8 | 1525 | 1823 | +3.4 | 2114 |
| 16 | | 0016 | -4.6 | 0336 | 0637 | +3.5 | 0932 | 1238 | -4.8 | 1607 | 1902 | +3.4 | 2155 |
| 17 | | 0053 | -4.6 | 0418 | 0716 | +3.5 | 1013 | 1315 | -4.8 | 1648 | 1940 | +3.4 | 2236 |
| 18 | | 0129 | -4.6 | 0458 | 0754 | +3.4 | 1054 | 1351 | -4.8 | 1728 | 2018 | +3.3 | 2316 |
| 19 | | 0206 | -4.6 | 0538 | 0832 | +3.4 | 1134 | 1428 | -4.7 | 1807 | 2055 | +3.2 | 2355 |
| 20 | | 0245 | -4.6 | 0618 | 0911 | +3.3 | 1214 | 1507 | -4.6 | 1847 | 2134 | +3.1 |
| 21 | 0036 | 0325 | -4.5 | 0700 | 0951 | +3.1 | 1256 | 1548 | -4.5 | 1928 | 2214 | +3.0 |
| 22 | 0117 | 0407 | -4.4 | 0743 | 1033 | +3.0 | 1338 | 1630 | -4.4 | 2011 | 2257 | +2.9 |
| 23 | 0159 | 0451 | -4.4 | 0828 | 1119 | +2.9 | 1424 | 1716 | -4.4 | 2055 | 2343 | +2.8 |
| 24 | 0245 | 0539 | -4.3 | 0918 | 1208 | +2.8 | 1512 | 1804 | -4.3 | 2142 |
| 25 | | 0032 | +2.8 | 0334 | 0630 | -4.3 | 1011 | 1300 | +2.8 | 1604 | 1856 | -4.3 | 2233 |
| 26 | | 0124 | +2.8 | 0427 | 0723 | -4.4 | 1107 | 1355 | +2.8 | 1659 | 1949 | -4.3 | 2325 |
| 27 | | 0218 | +2.9 | 0522 | 0819 | -4.5 | 1204 | 1451 | +2.9 | 1755 | 2045 | -4.4 |
| 28 | 0018 | 0313 | +3.1 | 0618 | 0916 | -4.6 | 1300 | 1548 | +3.1 | 1850 | 2141 | -4.5 |
| 29 | 0112 | 0408 | +3.3 | 0713 | 1012 | -4.8 | 1354 | 1643 | +3.3 | 1945 | 2236 | -4.7 |
| 30 | 0205 | 0503 | +3.5 | 0808 | 1107 | -5.0 | 1446 | 1736 | +3.4 | 2038 | 2330 | -4.8 |
| 31 | 0258 | 0556 | +3.7 | 0902 | 1201 | -5.1 | 1538 | 1829 | +3.6 | 2130 | |
All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.
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