Tidal Current Predictions

Alcatraz Island, southwest of
Predicted Tidal Current	January, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0019	+1.6	0343	0648	-1.0	0929	1218	+0.8	1438	1746	-1.5	2146
2		0059	+1.5	0415	0729	-1.1	1025	1313	+0.8	1536	1840	-1.3	2221
3		0144	+1.4	0452	0811	-1.2	1133	1417	+0.7	1652	2016	-1.0	2302
4		0234	+1.4	0534	0856	-1.4	1259	1530	+0.8	1823	2130	-0.8	2350
5		0328	+1.4	0621	0945	-1.6	1418	1647	+0.9	1951	2235	-0.7
6	0046	0424	+1.4	0709	1037	-2.0	1521	1753	+1.1	2105	2336	-0.7
7	0148	0521	+1.4	0758	1130	-2.2	1616	1848	+1.4	2207
8		0033	-0.8	0252	0615	+1.5	0847	1221	-2.6	1706	1938	+1.6	2259
9		0126	-1.0	0357	0707	+1.6	0937	1311	-2.8	1752	2026	+1.9	2347
10		0220	-1.1	0500	0759	+1.6	1027	1401	-3.0	1838	2112	+2.0
11	0033	0313	-1.2	0601	0851	+1.6	1118	1454	-3.0	1921	2158	+2.0
12	0116	0404	-1.4	0700	0943	+1.6	1210	1546	-2.8	2003	2241	+2.0
13	0159	0453	-1.4	0759	1034	+1.5	1302	1637	-2.5	2042	2325	+1.9
14	0240	0541	-1.5	0857	1126	+1.4	1356	1728	-2.2	2119
15		0008	+1.8	0323	0631	-1.4	0959	1221	+1.1	1455	1823	-1.7	2154
16		0054	+1.6	0407	0723	-1.4	1107	1323	+0.9	1602	1924	-1.3	2228
17		0142	+1.4	0454	0817	-1.4	1224	1437	+0.8	1726	2027	-0.9	2304
18		0234	+1.2	0545	0913	-1.4	1341	1601	+0.8	1907	2129	-0.6	2349
19		0331	+1.1	0638	1011	-1.4	1449	1716	+0.9	2036	2230	-0.5
20	0048	0430	+1.1	0728	1109	-1.6	1544	1814	+1.1	2141	2330	-0.5
21	0159	0525	+1.1	0814	1201	-1.8	1630	1901	+1.3	2232
22		0024	-0.6	0305	0613	+1.1	0856	1246	-2.0	1710	1942	+1.4	2314
23		0113	-0.7	0400	0657	+1.1	0936	1328	-2.2	1746	2020	+1.6	2351
24		0200	-0.9	0449	0739	+1.2	1015	1408	-2.2	1819	2055	+1.6
25	0025	0245	-1.0	0533	0820	+1.2	1054	1448	-2.3	1850	2127	+1.7
26	0054	0329	-1.1	0614	0901	+1.2	1133	1526	-2.3	1918	2158	+1.7
27	0120	0408	-1.2	0654	0943	+1.2	1212	1601	-2.2	1945	2230	+1.8
28	0145	0444	-1.3	0734	1025	+1.2	1253	1629	-2.1	2010	2304	+1.7
29	0210	0512	-1.3	0814	1108	+1.1	1336	1651	-1.9	2038	2340	+1.6
30	0239	0526	-1.4	0858	1154	+1.1	1424	1720	-1.5	2108
31		0019	+1.6	0312	0547	-1.4	0947	1246	+0.9	1521	1805	-1.3	2142

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	February, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0104	+1.4	0352	0629	-1.5	1047	1349	+0.8	1634	1922	-0.9	2222
2		0154	+1.4	0439	0725	-1.6	1211	1503	+0.8	1807	2101	-0.6	2311
3		0251	+1.2	0534	0837	-1.7	1346	1624	+0.9	1945	2214	-0.5
4	0014	0354	+1.2	0634	1002	-1.9	1459	1735	+1.2	2101	2320	-0.6
5	0130	0458	+1.3	0734	1117	-2.2	1557	1832	+1.5	2157
6		0019	-0.9	0250	0558	+1.4	0831	1218	-2.5	1648	1920	+1.8	2243
7		0113	-1.1	0404	0655	+1.6	0927	1312	-2.7	1734	2006	+1.9	2324
8		0204	-1.4	0508	0748	+1.6	1021	1403	-2.8	1818	2050	+2.0
9	0003	0253	-1.5	0605	0841	+1.6	1114	1453	-2.7	1859	2133	+2.0
10	0041	0340	-1.7	0659	0932	+1.6	1206	1541	-2.5	1938	2214	+2.0
11	0118	0425	-1.8	0752	1022	+1.6	1258	1628	-2.2	2014	2254	+1.9
12	0156	0508	-1.8	0844	1112	+1.4	1351	1715	-1.9	2046	2334	+1.7
13	0234	0551	-1.7	0937	1203	+1.2	1448	1804	-1.5	2116
14		0015	+1.5	0315	0637	-1.5	1035	1301	+1.0	1552	1859	-1.1	2145
15		0100	+1.2	0358	0730	-1.4	1145	1411	+0.8	1715	2000	-0.7	2218
16		0149	+1.1	0449	0830	-1.3	1302	1534	+0.8	1900	2103	-0.5	2302
17		0246	+0.9	0547	0933	-1.3	1413	1651	+0.9	2026	2206	-0.5
18	0006	0349	+0.8	0648	1037	-1.4	1511	1750	+1.1	2125	2307	-0.5
19	0137	0454	+0.8	0744	1134	-1.5	1557	1835	+1.2	2208
20		0002	-0.6	0256	0550	+0.9	0833	1223	-1.8	1636	1914	+1.4	2243
21		0051	-0.9	0354	0636	+1.1	0917	1305	-2.0	1711	1947	+1.6	2312
22		0134	-1.1	0441	0719	+1.1	0959	1345	-2.2	1742	2018	+1.6	2337
23		0215	-1.3	0522	0800	+1.2	1039	1424	-2.2	1811	2048	+1.7	2359
24		0253	-1.4	0559	0841	+1.3	1120	1501	-2.2	1838	2119	+1.8
25	0022	0326	-1.5	0636	0923	+1.4	1200	1536	-2.1	1904	2152	+1.8
26	0047	0351	-1.6	0712	1005	+1.4	1242	1606	-1.9	1931	2227	+1.8
27	0114	0402	-1.8	0749	1048	+1.4	1327	1631	-1.7	2000	2304	+1.7
28	0145	0424	-1.9	0831	1134	+1.2	1416	1702	-1.4	2033	2344	+1.6

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	March, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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	0222	0459	-2.0	0919	1226	+1.1	1515	1748	-1.1	2109
2		0030	+1.4	0304	0544	-2.0	1017	1328	+1.1	1628	1916	-0.7	2153
3		0122	+1.3	0355	0641	-1.9	1137	1441	+1.0	1803	2047	-0.5	2248
4		0223	+1.2	0456	0756	-1.8	1314	1601	+1.1	1939	2159	-0.6
5	0004	0331	+1.1	0606	0945	-1.9	1431	1712	+1.4	2045	2305	-0.8
6	0139	0441	+1.2	0717	1107	-2.1	1531	1809	+1.6	2133
7		0004	-1.1	0306	0547	+1.4	0822	1210	-2.2	1622	1857	+1.8	2213
8		0056	-1.4	0513	0746	+1.5	1023	1403	-2.4	1808	2041	+1.9	2349
9		0244	-1.7	0611	0840	+1.6	1119	1452	-2.4	1851	2123	+2.0
10	0025	0328	-1.9	0703	0931	+1.7	1213	1540	-2.3	1930	2204	+1.9
11	0100	0411	-2.1	0753	1021	+1.7	1305	1626	-2.2	2007	2243	+1.9
12	0135	0452	-2.1	0840	1109	+1.6	1356	1712	-1.9	2040	2322	+1.8
13	0211	0531	-2.0	0927	1157	+1.5	1448	1757	-1.6	2110
14		0000	+1.6	0247	0608	-1.8	1014	1246	+1.3	1544	1845	-1.3	2138
15		0039	+1.4	0325	0646	-1.6	1103	1339	+1.1	1648	1939	-0.9	2208
16		0121	+1.1	0406	0734	-1.4	1201	1443	+0.9	1810	2039	-0.6	2245
17		0208	+0.9	0453	0844	-1.3	1310	1559	+0.9	1949	2141	-0.5	2334
18		0304	+0.8	0552	0954	-1.2	1421	1714	+0.9	2103	2243	-0.5
19	0049	0410	+0.7	0702	1100	-1.3	1521	1814	+1.1	2153	2343	-0.5
20	0236	0522	+0.7	0811	1200	-1.4	1609	1859	+1.2	2230
21		0037	-0.8	0352	0626	+0.8	0909	1251	-1.6	1649	1934	+1.4	2258
22		0123	-1.1	0445	0716	+1.0	0958	1336	-1.8	1724	2005	+1.5	2321
23		0204	-1.4	0529	0759	+1.1	1043	1417	-1.9	1756	2035	+1.6	2341
24		0240	-1.5	0607	0840	+1.3	1126	1455	-1.9	1825	2105	+1.6
25	0003	0312	-1.7	0642	0922	+1.4	1208	1533	-1.9	1853	2139	+1.7
26	0027	0337	-1.9	0717	1004	+1.4	1250	1609	-1.8	1921	2215	+1.7
27	0055	0351	-2.1	0752	1047	+1.5	1334	1644	-1.6	1952	2253	+1.7
28	0127	0413	-2.3	0831	1131	+1.5	1422	1718	-1.4	2025	2333	+1.6
29	0202	0447	-2.4	0914	1218	+1.4	1515	1757	-1.2	2102
30		0016	+1.6	0242	0528	-2.4	1003	1311	+1.4	1616	1855	-0.9	2145
31		0103	+1.4	0328	0616	-2.3	1101	1411	+1.3	1729	2021	-0.7	2236

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	April, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0158	+1.2	0422	0713	-2.1	1214	1521	+1.2	1858	2136	-0.6	2343
2		0302	+1.1	0527	0833	-1.8	1340	1635	+1.3	2018	2244	-0.7
3	0116	0413	+1.1	0645	1032	-1.8	1455	1743	+1.4	2114	2348	-1.1
4	0258	0529	+1.1	0805	1150	-1.9	1556	1840	+1.6	2157
5		0045	-1.4	0414	0638	+1.3	0917	1253	-2.0	1649	1928	+1.8	2235
6		0135	-1.8	0514	0738	+1.4	1021	1346	-2.1	1735	2011	+1.9	2310
7		0219	-2.1	0607	0831	+1.6	1119	1434	-2.0	1817	2052	+1.9	2345
8		0301	-2.2	0656	0922	+1.7	1213	1521	-1.9	1856	2132	+1.8
9	0019	0341	-2.2	0742	1010	+1.7	1305	1607	-1.7	1932	2211	+1.7
10	0054	0419	-2.2	0827	1057	+1.6	1356	1653	-1.4	2004	2249	+1.6
11	0128	0456	-2.2	0910	1143	+1.6	1448	1740	-1.3	2034	2328	+1.4
12	0204	0530	-2.0	0952	1229	+1.4	1545	1828	-1.0	2105
13		0006	+1.2	0240	0602	-1.8	1035	1318	+1.2	1648	1921	-0.7	2140
14		0047	+1.0	0319	0637	-1.5	1120	1413	+1.1	1803	2019	-0.5	2223
15		0133	+0.8	0404	0751	-1.4	1212	1516	+1.1	1923	2119	-0.5	2320
16		0228	+0.7	0459	0914	-1.2	1312	1621	+1.1	2024	2217	-0.5
17	0043	0333	+0.6	0610	1021	-1.2	1412	1719	+1.1	2108	2313	-0.7
18	0226	0446	+0.6	0731	1120	-1.3	1503	1806	+1.2	2139
19		0005	-1.0	0337	0557	+0.7	0841	1214	-1.4	1547	1843	+1.4	2203
20		0050	-1.3	0429	0652	+0.9	0938	1302	-1.4	1624	1916	+1.4	2223
21		0129	-1.5	0511	0738	+1.1	1027	1345	-1.5	1658	1949	+1.6	2245
22		0202	-1.8	0550	0821	+1.3	1113	1425	-1.5	1731	2024	+1.6	2310
23		0229	-2.1	0626	0903	+1.4	1158	1505	-1.5	1804	2101	+1.6	2340
24		0247	-2.2	0702	0947	+1.6	1243	1545	-1.4	1838	2141	+1.7
25	0012	0308	-2.5	0740	1032	+1.6	1331	1626	-1.3	1915	2223	+1.6
26	0049	0341	-2.7	0821	1118	+1.6	1421	1711	-1.2	1955	2306	+1.6
27	0129	0422	-2.8	0907	1206	+1.6	1516	1803	-1.0	2040	2353	+1.5
28	0213	0507	-2.8	0956	1258	+1.6	1617	1904	-0.9	2131
29		0043	+1.4	0302	0557	-2.5	1052	1355	+1.6	1725	2013	-0.8	2232
30		0139	+1.1	0359	0657	-2.2	1153	1458	+1.5	1838	2121	-0.8	2351

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	May, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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	+1.0	0507	0828	-1.8	1302	1603	+1.5	1942	2224	-1.0
2	0131	0358	+0.9	0628	1014	-1.6	1412	1707	+1.6	2033	2325	-1.4
3	0301	0516	+1.1	0755	1126	-1.6	1513	1804	+1.6	2116
4		0021	-1.7	0410	0629	+1.2	0914	1229	-1.5	1608	1854	+1.7	2155
5		0110	-2.0	0508	0730	+1.4	1022	1323	-1.5	1656	1939	+1.7	2231
6		0154	-2.2	0600	0822	+1.6	1121	1412	-1.5	1739	2020	+1.7	2307
7		0234	-2.3	0647	0912	+1.6	1215	1459	-1.4	1818	2100	+1.6	2342
8		0313	-2.3	0731	0959	+1.6	1307	1546	-1.3	1854	2140	+1.5
9	0017	0351	-2.3	0813	1045	+1.6	1358	1634	-1.1	1928	2219	+1.4
10	0052	0429	-2.2	0853	1129	+1.6	1450	1722	-1.0	2001	2258	+1.2
11	0128	0505	-2.2	0932	1212	+1.5	1544	1811	-0.8	2038	2338	+1.1
12	0204	0539	-2.0	1009	1255	+1.4	1640	1902	-0.7	2120
13		0019	+0.9	0243	0614	-1.8	1045	1340	+1.3	1739	1956	-0.6	2208
14		0104	+0.8	0325	0708	-1.5	1122	1429	+1.2	1837	2051	-0.6	2307
15		0156	+0.7	0416	0831	-1.4	1204	1519	+1.2	1928	2145	-0.7
16	0024	0257	+0.6	0522	0938	-1.2	1250	1609	+1.2	2006	2237	-0.9
17	0155	0407	+0.6	0645	1037	-1.1	1339	1657	+1.2	2035	2326	-1.1
18	0309	0520	+0.7	0806	1133	-1.1	1428	1742	+1.3	2059
19		0010	-1.4	0404	0625	+0.8	0914	1224	-1.1	1512	1824	+1.4	2125
20		0049	-1.7	0450	0716	+1.1	1011	1311	-1.2	1554	1905	+1.4	2153
21		0122	-2.0	0531	0802	+1.2	1103	1356	-1.2	1635	1946	+1.6	2225
22		0147	-2.2	0611	0847	+1.4	1151	1440	-1.2	1717	2028	+1.6	2301
23		0211	-2.6	0652	0932	+1.6	1240	1525	-1.1	1800	2112	+1.6	2339
24		0242	-2.8	0734	1019	+1.7	1330	1613	-1.1	1846	2158	+1.6
25	0021	0322	-3.0	0817	1106	+1.8	1421	1705	-1.0	1935	2246	+1.6
26	0106	0407	-3.0	0903	1154	+1.9	1514	1759	-1.0	2029	2335	+1.5
27	0154	0457	-2.9	0950	1243	+1.8	1609	1856	-1.0	2128
28		0027	+1.4	0246	0550	-2.6	1038	1335	+1.8	1705	1956	-1.0	2236
29		0124	+1.2	0344	0653	-2.2	1129	1430	+1.6	1802	2058	-1.1	2357
30		0228	+1.0	0452	0827	-1.8	1223	1528	+1.6	1857	2157	-1.3
31	0128	0342	+0.9	0615	0950	-1.4	1322	1627	+1.6	1948	2255	-1.5

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	June, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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	0251	0502	+0.9	0746	1058	-1.3	1422	1725	+1.5	2034	2351	-1.7
2	0400	0618	+1.1	0912	1201	-1.2	1519	1818	+1.5	2116
3		0043	-2.0	0458	0720	+1.3	1024	1258	-1.1	1611	1906	+1.5	2155
4		0129	-2.2	0549	0812	+1.4	1125	1349	-1.0	1657	1950	+1.4	2233
5		0211	-2.2	0635	0901	+1.6	1219	1438	-1.0	1739	2031	+1.4	2310
6		0251	-2.3	0718	0946	+1.6	1309	1526	-0.9	1819	2112	+1.4	2347
7		0331	-2.3	0757	1030	+1.6	1357	1615	-0.9	1858	2152	+1.3
8	0023	0410	-2.3	0834	1111	+1.6	1444	1703	-0.9	1937	2233	+1.2
9	0100	0450	-2.2	0909	1150	+1.6	1530	1750	-0.8	2019	2313	+1.1
10	0138	0528	-2.2	0941	1227	+1.6	1613	1838	-0.8	2104	2355	+1.0
11	0217	0606	-2.0	1011	1304	+1.5	1654	1926	-0.8	2152
12		0039	+0.9	0259	0646	-1.8	1040	1343	+1.4	1733	2015	-0.8	2245
13		0127	+0.8	0346	0742	-1.5	1112	1425	+1.4	1809	2104	-0.9	2347
14		0223	+0.7	0445	0849	-1.3	1148	1509	+1.3	1845	2152	-1.0
15	0103	0328	+0.6	0601	0951	-1.0	1229	1557	+1.3	1919	2239	-1.2
16	0225	0440	+0.6	0729	1050	-0.9	1315	1646	+1.3	1954	2323	-1.4
17	0332	0553	+0.8	0851	1147	-0.8	1405	1736	+1.4	2031
18		0004	-1.7	0426	0654	+1.0	0958	1240	-0.8	1457	1826	+1.4	2109
19		0041	-2.1	0514	0745	+1.2	1056	1331	-0.8	1548	1914	+1.5	2149
20		0115	-2.3	0558	0832	+1.4	1148	1420	-0.9	1641	2002	+1.6	2232
21		0151	-2.7	0642	0918	+1.6	1237	1509	-0.9	1736	2050	+1.6	2316
22		0232	-2.9	0726	1005	+1.8	1324	1601	-1.0	1832	2140	+1.6
23	0003	0317	-3.0	0810	1051	+1.9	1411	1654	-1.1	1929	2230	+1.6
24	0052	0407	-3.0	0853	1137	+2.0	1458	1745	-1.2	2028	2321	+1.5
25	0143	0500	-2.8	0936	1223	+2.0	1544	1837	-1.3	2130
26		0014	+1.4	0237	0556	-2.5	1018	1309	+1.9	1630	1931	-1.4	2236
27		0109	+1.2	0335	0659	-2.1	1100	1359	+1.8	1718	2027	-1.4	2349
28		0212	+1.1	0442	0813	-1.6	1143	1451	+1.6	1808	2124	-1.4
29	0111	0324	+0.9	0602	0924	-1.3	1229	1546	+1.4	1900	2221	-1.5
30	0233	0445	+0.9	0737	1029	-1.0	1322	1643	+1.4	1951	2319	-1.6

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	July, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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	0344	0604	+1.0	0911	1132	-0.8	1421	1741	+1.3	2039
2		0015	-1.8	0444	0708	+1.2	1026	1232	-0.7	1523	1835	+1.2	2123
3		0107	-2.0	0535	0800	+1.4	1126	1327	-0.7	1619	1922	+1.2	2205
4		0152	-2.1	0619	0846	+1.5	1216	1417	-0.7	1710	2006	+1.2	2245
5		0233	-2.2	0659	0929	+1.6	1300	1506	-0.8	1756	2048	+1.2	2323
6		0314	-2.3	0736	1009	+1.6	1341	1553	-0.9	1840	2129	+1.2
7	0002	0355	-2.3	0809	1046	+1.7	1419	1639	-0.9	1922	2210	+1.2
8	0040	0435	-2.3	0840	1120	+1.7	1454	1724	-1.0	2004	2251	+1.1
9	0119	0513	-2.2	0909	1153	+1.7	1525	1806	-1.1	2046	2333	+1.1
10	0158	0550	-2.1	0935	1225	+1.6	1554	1847	-1.1	2129
11		0015	+1.0	0240	0623	-1.9	1001	1300	+1.6	1623	1927	-1.1	2214
12		0100	+0.9	0326	0655	-1.5	1030	1338	+1.5	1653	2007	-1.1	2304
13		0152	+0.8	0420	0741	-1.3	1102	1420	+1.4	1728	2047	-1.2
14	0005	0252	+0.7	0528	0900	-0.9	1138	1507	+1.3	1808	2130	-1.3
15	0125	0402	+0.7	0657	1009	-0.7	1222	1559	+1.2	1853	2218	-1.4
16	0251	0520	+0.8	0832	1113	-0.5	1314	1655	+1.2	1942	2311	-1.7
17	0358	0631	+1.0	0950	1214	-0.6	1415	1753	+1.3	2032
18		0006	-2.1	0454	0727	+1.2	1051	1311	-0.7	1520	1849	+1.4	2122
19		0058	-2.3	0542	0816	+1.6	1140	1404	-0.8	1626	1942	+1.5	2212
20		0147	-2.7	0628	0902	+1.8	1223	1455	-1.0	1731	2034	+1.6	2303
21		0236	-2.9	0712	0947	+1.9	1305	1545	-1.2	1833	2126	+1.6	2354
22		0326	-2.9	0754	1031	+2.0	1346	1635	-1.4	1931	2218	+1.6
23	0045	0418	-2.9	0835	1114	+2.0	1426	1723	-1.5	2029	2309	+1.6
24	0138	0509	-2.7	0915	1157	+2.0	1506	1810	-1.6	2126
25		0001	+1.5	0232	0600	-2.3	0953	1240	+1.9	1548	1858	-1.6	2226
26		0055	+1.3	0330	0653	-1.9	1029	1325	+1.7	1631	1948	-1.6	2330
27		0154	+1.1	0434	0754	-1.4	1104	1412	+1.5	1717	2044	-1.5
28	0045	0303	+0.9	0552	0859	-1.0	1141	1504	+1.3	1809	2142	-1.4
29	0206	0425	+0.8	0732	1003	-0.7	1225	1601	+1.1	1905	2244	-1.4
30	0320	0547	+0.9	0911	1107	-0.5	1324	1703	+1.1	2002	2346	-1.5
31	0422	0651	+1.1	1023	1209	-0.5	1443	1805	+1.1	2054

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	August, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0044	-1.7	0512	0742	+1.3	1116	1306	-0.6	1558	1859	+1.1	2142
2		0133	-1.9	0555	0826	+1.4	1158	1357	-0.7	1656	1945	+1.1	2225
3		0215	-2.1	0632	0905	+1.6	1234	1443	-0.9	1745	2028	+1.2	2306
4		0255	-2.2	0706	0940	+1.6	1307	1528	-1.1	1829	2109	+1.2	2345
5		0334	-2.3	0737	1013	+1.7	1336	1610	-1.2	1909	2150	+1.2
6	0025	0414	-2.3	0805	1043	+1.7	1402	1650	-1.3	1947	2231	+1.2
7	0104	0452	-2.2	0831	1114	+1.7	1427	1727	-1.4	2024	2311	+1.2
8	0145	0527	-2.1	0857	1146	+1.7	1452	1758	-1.4	2102	2353	+1.2
9	0226	0558	-1.8	0923	1221	+1.6	1519	1815	-1.4	2142
10		0036	+1.1	0312	0622	-1.5	0951	1258	+1.6	1550	1827	-1.4	2226
11		0125	+0.9	0404	0654	-1.2	1022	1339	+1.4	1626	1901	-1.5	2318
12		0222	+0.8	0510	0758	-0.8	1058	1427	+1.3	1709	1949	-1.5
13	0029	0331	+0.8	0638	0937	-0.5	1142	1521	+1.2	1801	2053	-1.6
14	0205	0451	+0.8	0820	1049	-0.5	1240	1623	+1.1	1901	2216	-1.7
15	0327	0606	+1.1	0940	1155	-0.5	1354	1727	+1.2	2003	2343	-2.0
16	0428	0705	+1.4	1034	1254	-0.7	1516	1830	+1.3	2103
17		0049	-2.2	0519	0754	+1.6	1117	1348	-1.0	1633	1928	+1.4	2200
18		0145	-2.5	0606	0839	+1.9	1155	1437	-1.4	1739	2023	+1.6	2256
19		0235	-2.7	0649	0923	+2.0	1232	1525	-1.6	1838	2116	+1.7	2350
20		0325	-2.7	0731	1005	+2.0	1309	1611	-1.8	1932	2207	+1.7
21	0043	0415	-2.6	0810	1047	+2.0	1347	1655	-1.9	2025	2258	+1.7
22	0136	0503	-2.3	0848	1128	+1.9	1424	1738	-2.0	2117	2349	+1.6
23	0230	0551	-2.1	0923	1209	+1.8	1503	1820	-1.9	2210
24		0040	+1.4	0327	0640	-1.6	0956	1251	+1.6	1544	1905	-1.7	2307
25		0136	+1.2	0430	0735	-1.2	1028	1335	+1.4	1628	1957	-1.5
26	0013	0242	+1.0	0547	0837	-0.8	1102	1425	+1.1	1718	2100	-1.4
27	0130	0401	+0.9	0730	0940	-0.5	1145	1521	+0.9	1816	2207	-1.3
28	0245	0522	+0.9	0902	1044	-0.5	1249	1626	+0.8	1922	2313	-1.4
29	0347	0627	+1.1	1005	1147	-0.5	1431	1736	+0.8	2026
30		0015	-1.4	0437	0716	+1.2	1049	1244	-0.6	1553	1837	+0.9	2120
31		0106	-1.7	0519	0756	+1.4	1124	1333	-0.9	1650	1926	+1.1	2207

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	September, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0150	-1.9	0554	0831	+1.6	1154	1417	-1.2	1736	2009	+1.1	2250
2		0230	-2.1	0627	0903	+1.6	1219	1457	-1.4	1817	2050	+1.2	2332
3		0309	-2.2	0656	0932	+1.6	1242	1535	-1.4	1853	2130	+1.3
4	0012	0348	-2.1	0724	1003	+1.7	1305	1610	-1.6	1928	2210	+1.4
5	0053	0426	-2.0	0750	1034	+1.7	1329	1638	-1.7	2002	2251	+1.4
6	0134	0502	-1.8	0816	1108	+1.7	1355	1652	-1.8	2037	2332	+1.4
7	0216	0534	-1.6	0844	1144	+1.6	1424	1706	-1.9	2114
8		0016	+1.2	0303	0600	-1.4	0914	1223	+1.6	1458	1737	-2.0	2157
9		0104	+1.1	0357	0634	-1.1	0948	1305	+1.4	1537	1817	-2.0	2248
10		0200	+1.1	0503	0745	-0.7	1027	1354	+1.2	1623	1907	-1.9	2354
11		0307	+1.0	0630	0920	-0.5	1118	1452	+1.1	1720	2011	-1.8
12	0123	0423	+1.1	0807	1031	-0.5	1227	1557	+1.1	1828	2143	-1.7
13	0249	0537	+1.2	0916	1137	-0.7	1359	1708	+1.1	1941	2328	-1.9
14	0354	0638	+1.4	1003	1236	-1.0	1532	1817	+1.2	2051
15		0037	-2.2	0449	0727	+1.7	1042	1329	-1.4	1644	1918	+1.4	2154
16		0134	-2.3	0536	0812	+1.9	1118	1416	-1.7	1744	2014	+1.6	2253
17		0224	-2.4	0620	0855	+1.9	1154	1500	-2.0	1838	2107	+1.7	2349
18		0313	-2.3	0702	0936	+2.0	1230	1543	-2.2	1928	2158	+1.8
19	0043	0402	-2.2	0740	1018	+1.9	1306	1625	-2.2	2017	2248	+1.8
20	0136	0449	-2.0	0817	1058	+1.8	1343	1705	-2.2	2105	2337	+1.6
21	0230	0537	-1.6	0851	1138	+1.6	1421	1743	-2.1	2154
22		0027	+1.4	0327	0626	-1.3	0923	1219	+1.4	1500	1821	-1.8	2244
23		0120	+1.2	0430	0719	-1.0	0955	1301	+1.2	1541	1906	-1.6	2340
24		0220	+1.1	0548	0818	-0.6	1032	1348	+0.9	1628	2014	-1.4
25	0045	0332	+1.0	0722	0920	-0.5	1121	1444	+0.8	1725	2129	-1.2
26	0154	0446	+1.0	0838	1022	-0.5	1238	1550	+0.7	1836	2236	-1.2
27	0255	0549	+1.1	0931	1122	-0.6	1430	1705	+0.7	1951	2338	-1.3
28	0346	0638	+1.2	1009	1217	-0.8	1545	1814	+0.8	2056
29		0031	-1.4	0429	0717	+1.4	1039	1305	-1.1	1639	1906	+0.9	2149
30		0118	-1.6	0505	0749	+1.5	1103	1346	-1.4	1722	1950	+1.1	2235

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	October, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0200	-1.8	0538	0819	+1.6	1124	1423	-1.6	1800	2030	+1.2	2319
2		0241	-1.8	0607	0849	+1.6	1146	1457	-1.8	1836	2110	+1.4
3	0001	0320	-1.8	0636	0921	+1.6	1210	1525	-1.9	1909	2151	+1.4
4	0043	0359	-1.6	0704	0956	+1.6	1237	1542	-2.1	1942	2232	+1.4
5	0125	0437	-1.5	0734	1033	+1.6	1306	1557	-2.2	2017	2315	+1.5
6	0210	0513	-1.4	0806	1112	+1.6	1340	1627	-2.4	2056
7		0000	+1.4	0300	0550	-1.1	0841	1153	+1.5	1417	1705	-2.4	2140
8		0048	+1.4	0356	0637	-0.9	0921	1238	+1.4	1500	1749	-2.4	2231
9		0143	+1.3	0502	0751	-0.6	1008	1329	+1.2	1550	1841	-2.2	2333
10		0246	+1.2	0621	0906	-0.6	1110	1429	+1.1	1650	1945	-2.0
11	0047	0355	+1.3	0740	1014	-0.7	1232	1538	+1.0	1803	2130	-1.7
12	0206	0503	+1.4	0839	1116	-1.0	1416	1652	+1.1	1925	2309	-1.8
13	0314	0604	+1.6	0923	1214	-1.4	1540	1805	+1.2	2043
14		0018	-1.9	0411	0655	+1.7	1002	1306	-1.7	1646	1910	+1.4	2152
15		0116	-2.0	0501	0741	+1.8	1039	1352	-2.1	1742	2006	+1.6	2254
16		0207	-2.0	0546	0824	+1.9	1115	1435	-2.3	1833	2058	+1.7	2351
17		0256	-1.8	0628	0906	+1.9	1152	1516	-2.4	1921	2148	+1.8
18	0045	0344	-1.7	0707	0947	+1.8	1228	1556	-2.4	2008	2238	+1.8
19	0139	0433	-1.4	0744	1028	+1.6	1305	1635	-2.3	2053	2325	+1.6
20	0233	0521	-1.3	0818	1109	+1.4	1343	1713	-2.2	2138
21		0013	+1.5	0330	0611	-1.0	0852	1149	+1.2	1421	1749	-2.0	2222
22		0102	+1.4	0433	0703	-0.8	0929	1231	+1.1	1501	1828	-1.7	2307
23		0155	+1.2	0543	0759	-0.6	1013	1317	+0.8	1545	1930	-1.4	2355
24		0254	+1.1	0656	0858	-0.5	1110	1410	+0.7	1638	2049	-1.3
25	0048	0355	+1.1	0758	0956	-0.6	1233	1514	+0.6	1747	2156	-1.2
26	0144	0454	+1.1	0844	1051	-0.7	1414	1627	+0.6	1909	2256	-1.2
27	0237	0543	+1.2	0918	1144	-1.0	1526	1743	+0.7	2026	2352	-1.3
28	0322	0624	+1.3	0944	1230	-1.3	1619	1842	+0.8	2127
29		0042	-1.4	0402	0658	+1.4	1007	1311	-1.5	1703	1929	+1.1	2220
30		0128	-1.4	0437	0731	+1.4	1029	1347	-1.8	1742	2011	+1.2	2306
31		0210	-1.4	0511	0806	+1.6	1054	1417	-2.0	1818	2051	+1.4	2351

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	November, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0152	-1.4	0443	0742	+1.6	1022	1339	-2.2	1753	2033	+1.4	2335
2		0233	-1.3	0517	0820	+1.6	1053	1355	-2.4	1829	2116	+1.6
3	0020	0315	-1.2	0554	0901	+1.6	1128	1423	-2.6	1906	2200	+1.6
4	0108	0359	-1.1	0632	0944	+1.6	1206	1500	-2.8	1947	2246	+1.6
5	0159	0445	-0.9	0715	1029	+1.5	1248	1543	-2.8	2032	2334	+1.6
6	0254	0539	-0.8	0804	1117	+1.4	1334	1631	-2.6	2121
7		0026	+1.6	0354	0642	-0.8	0902	1210	+1.2	1427	1724	-2.3	2215
8		0123	+1.6	0458	0748	-0.8	1013	1311	+1.1	1529	1832	-2.0	2315
9		0224	+1.5	0600	0851	-1.0	1143	1421	+0.9	1646	2022	-1.7
10	0021	0326	+1.6	0654	0951	-1.3	1320	1538	+1.0	1813	2146	-1.5
11	0127	0426	+1.6	0740	1048	-1.6	1437	1654	+1.1	1937	2254	-1.5
12	0227	0521	+1.6	0822	1140	-2.0	1540	1801	+1.4	2051	2353	-1.4
13	0320	0609	+1.7	0901	1228	-2.2	1635	1858	+1.6	2157
14		0047	-1.4	0408	0654	+1.7	0940	1311	-2.4	1725	1950	+1.6	2255
15		0137	-1.4	0452	0737	+1.6	1018	1352	-2.4	1812	2039	+1.7	2350
16		0226	-1.3	0533	0819	+1.6	1056	1433	-2.4	1857	2127	+1.7
17	0044	0316	-1.1	0612	0901	+1.4	1133	1513	-2.3	1940	2213	+1.6
18	0137	0405	-1.0	0650	0942	+1.3	1211	1553	-2.2	2021	2257	+1.6
19	0230	0454	-0.9	0729	1023	+1.1	1250	1632	-2.1	2059	2341	+1.5
20	0324	0544	-0.8	0811	1105	+1.0	1329	1713	-1.9	2134
21		0024	+1.4	0418	0636	-0.7	0900	1150	+0.8	1412	1803	-1.6	2209
22		0110	+1.4	0511	0729	-0.7	0957	1240	+0.7	1501	1909	-1.4	2245
23		0157	+1.2	0600	0823	-0.8	1109	1338	+0.6	1603	2014	-1.3	2326
24		0246	+1.2	0641	0914	-0.9	1237	1446	+0.6	1723	2114	-1.1
25	0011	0334	+1.2	0714	1004	-1.1	1353	1602	+0.6	1849	2211	-1.0
26	0059	0420	+1.2	0741	1050	-1.4	1452	1712	+0.8	2003	2304	-1.0
27	0146	0503	+1.3	0808	1132	-1.6	1540	1806	+0.9	2104	2354	-1.0
28	0230	0545	+1.4	0837	1208	-1.9	1622	1851	+1.1	2157
29		0041	-1.0	0311	0626	+1.4	0907	1238	-2.2	1701	1934	+1.4	2245
30		0125	-1.0	0353	0707	+1.5	0941	1301	-2.4	1740	2017	+1.5	2331

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.

Alcatraz Island, southwest of
Predicted Tidal Current	December, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 260 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		0210	-1.0	0436	0751	+1.6	1019	1326	-2.7	1819	2101	+1.6
2	0017	0257	-0.9	0522	0836	+1.6	1059	1402	-2.9	1859	2145	+1.8
3	0104	0345	-0.9	0610	0922	+1.6	1142	1445	-3.0	1941	2231	+1.8
4	0152	0435	-1.0	0702	1011	+1.5	1229	1532	-2.9	2024	2317	+1.9
5	0240	0527	-1.0	0759	1101	+1.4	1318	1622	-2.7	2108
6		0005	+1.8	0330	0623	-1.1	0902	1155	+1.2	1414	1718	-2.4	2154
7		0057	+1.8	0422	0722	-1.2	1015	1255	+1.1	1517	1829	-2.0	2243
8		0151	+1.6	0514	0822	-1.3	1140	1404	+1.0	1633	2005	-1.6	2336
9		0248	+1.6	0607	0920	-1.5	1309	1522	+0.9	1802	2121	-1.4
10	0035	0347	+1.6	0657	1017	-1.7	1426	1642	+1.1	1934	2228	-1.2
11	0137	0444	+1.5	0743	1113	-2.0	1530	1752	+1.2	2055	2330	-1.0
12	0236	0537	+1.5	0827	1205	-2.2	1626	1849	+1.4	2203
13		0026	-1.0	0330	0626	+1.5	0909	1251	-2.3	1716	1940	+1.6	2301
14		0118	-1.0	0419	0711	+1.4	0950	1334	-2.4	1801	2028	+1.6	2354
15		0208	-0.9	0505	0754	+1.4	1030	1416	-2.4	1843	2113	+1.7
16	0043	0257	-0.9	0548	0837	+1.3	1109	1458	-2.3	1922	2156	+1.7
17	0129	0346	-0.9	0630	0919	+1.2	1147	1539	-2.3	1958	2235	+1.7
18	0213	0433	-0.9	0712	1000	+1.1	1226	1620	-2.2	2030	2313	+1.6
19	0254	0519	-0.9	0756	1042	+1.1	1306	1700	-2.1	2100	2349	+1.6
20	0332	0605	-0.9	0843	1125	+0.9	1348	1742	-1.9	2127
21		0025	+1.5	0409	0652	-0.9	0933	1211	+0.8	1434	1832	-1.5	2156
22		0105	+1.4	0445	0741	-0.9	1030	1304	+0.7	1530	1931	-1.3	2229
23		0147	+1.4	0521	0829	-1.0	1140	1406	+0.6	1641	2031	-1.0	2307
24		0233	+1.2	0557	0917	-1.2	1303	1518	+0.6	1810	2130	-0.8	2350
25		0321	+1.2	0634	1003	-1.4	1415	1635	+0.7	1938	2227	-0.7
26	0038	0412	+1.2	0711	1048	-1.5	1512	1740	+0.9	2051	2323	-0.6
27	0130	0502	+1.3	0749	1128	-1.9	1600	1831	+1.1	2150
28		0014	-0.7	0222	0552	+1.4	0829	1204	-2.2	1644	1916	+1.4	2239
29		0103	-0.7	0315	0640	+1.4	0910	1237	-2.5	1726	2000	+1.6	2324
30		0151	-0.8	0410	0727	+1.5	0954	1314	-2.7	1806	2044	+1.8
31	0006	0240	-0.9	0517	0853	+1.6	1040	1356	-2.9	1859	2205	+1.9

All times listed are in Local Time, Daylight Saving Time has been applied when appropriate. All speeds are in knots.