Tidal Current Predictions

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	January, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0042	+2.5	0450	0754	-1.3	0950	1241	+1.4	1545	1852	-2.0	2207
2		0122	+2.4	0522	0835	-1.4	1046	1336	+1.2	1643	1946	-1.7	2242
3		0207	+2.2	0559	0917	-1.6	1154	1440	+1.1	1759	2122	-1.3	2323
4		0257	+2.2	0641	1002	-1.8	1320	1553	+1.2	1930	2236	-1.1
5	0011	0351	+2.2	0728	1051	-2.2	1439	1710	+1.4	2058	2341	-1.0
6	0107	0447	+2.2	0816	1143	-2.6	1542	1816	+1.8	2212
7		0042	-1.0	0209	0544	+2.3	0905	1236	-3.0	1637	1911	+2.2	2314
8		0139	-1.1	0313	0638	+2.4	0954	1327	-3.5	1727	2001	+2.6
9	0006	0232	-1.3	0418	0730	+2.6	1044	1417	-3.7	1813	2049	+3.0
10	0054	0326	-1.4	0521	0822	+2.6	1134	1507	-4.0	1859	2135	+3.2
11	0140	0419	-1.6	0622	0914	+2.6	1225	1600	-4.0	1942	2221	+3.3
12	0223	0510	-1.8	0721	1006	+2.6	1317	1652	-3.7	2024	2304	+3.3
13	0306	0559	-1.9	0820	1057	+2.4	1409	1743	-3.4	2103	2348	+3.1
14	0347	0647	-2.0	0918	1149	+2.2	1503	1834	-2.9	2140
15		0031	+2.9	0430	0737	-1.9	1020	1244	+1.8	1602	1929	-2.3	2215
16		0117	+2.6	0514	0829	-1.9	1128	1346	+1.5	1709	2030	-1.7	2249
17		0205	+2.2	0601	0923	-1.8	1245	1500	+1.3	1833	2133	-1.2	2325
18		0257	+2.0	0652	1019	-1.8	1402	1624	+1.3	2014	2235	-0.8
19	0010	0354	+1.8	0745	1117	-1.9	1510	1739	+1.5	2143	2336	-0.7
20	0109	0453	+1.7	0835	1215	-2.2	1605	1837	+1.8	2248
21		0036	-0.7	0220	0548	+1.7	0921	1307	-2.4	1651	1924	+2.1	2339
22		0130	-0.8	0326	0636	+1.8	1003	1352	-2.6	1731	2005	+2.3
23	0021	0219	-1.0	0421	0720	+1.8	1043	1434	-2.9	1807	2043	+2.5
24	0058	0306	-1.2	0510	0802	+1.9	1122	1514	-3.0	1840	2118	+2.6
25	0132	0351	-1.3	0554	0843	+2.0	1201	1554	-3.1	1911	2150	+2.7
26	0201	0435	-1.4	0635	0924	+2.0	1240	1632	-3.1	1939	2221	+2.7
27	0227	0514	-1.6	0715	1006	+2.0	1319	1707	-3.0	2006	2253	+2.8
28	0252	0550	-1.7	0755	1048	+1.9	1400	1735	-2.8	2031	2327	+2.7
29	0317	0618	-1.7	0835	1131	+1.8	1443	1757	-2.5	2059
30		0003	+2.6	0346	0632	-1.8	0919	1217	+1.7	1531	1826	-2.0	2129
31		0042	+2.5	0419	0653	-1.9	1008	1309	+1.5	1628	1911	-1.7	2203

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	February, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0127	+2.3	0459	0735	-2.0	1108	1412	+1.4	1741	2028	-1.2	2243
2		0217	+2.2	0546	0831	-2.2	1232	1526	+1.4	1914	2207	-0.8	2332
3		0314	+2.0	0641	0943	-2.3	1407	1647	+1.5	2052	2320	-0.7
4	0035	0417	+2.0	0741	1108	-2.5	1520	1758	+1.9	2208
5		0026	-0.8	0151	0521	+2.1	0841	1223	-2.9	1618	1855	+2.4	2304
6		0125	-1.2	0311	0621	+2.3	0938	1324	-3.4	1709	1943	+2.8	2350
7		0219	-1.4	0425	0718	+2.5	1034	1418	-3.6	1755	2029	+3.0
8	0031	0310	-1.8	0529	0811	+2.6	1128	1509	-3.7	1839	2113	+3.2
9	0110	0359	-2.0	0626	0904	+2.6	1221	1559	-3.6	1920	2156	+3.3
10	0148	0446	-2.3	0720	0955	+2.6	1313	1647	-3.4	1959	2237	+3.2
11	0225	0531	-2.4	0813	1045	+2.5	1405	1734	-3.0	2035	2317	+3.0
12	0303	0614	-2.4	0905	1135	+2.2	1458	1821	-2.5	2107	2357	+2.7
13	0341	0657	-2.3	0958	1226	+2.0	1555	1910	-2.0	2137
14		0038	+2.4	0422	0743	-2.0	1056	1324	+1.6	1659	2005	-1.4	2206
15		0123	+2.0	0505	0836	-1.8	1206	1434	+1.4	1822	2106	-1.0	2239
16		0212	+1.7	0556	0936	-1.7	1323	1557	+1.3	2007	2209	-0.7	2323
17		0309	+1.4	0654	1039	-1.7	1434	1714	+1.4	2133	2312	-0.6
18	0027	0412	+1.4	0755	1143	-1.8	1532	1813	+1.8	2232
19		0013	-0.6	0158	0517	+1.4	0851	1240	-2.0	1618	1858	+2.0	2315
20		0108	-0.8	0317	0613	+1.5	0940	1329	-2.4	1657	1937	+2.2	2350
21		0157	-1.2	0415	0659	+1.7	1024	1411	-2.6	1732	2010	+2.5
22	0019	0240	-1.4	0502	0742	+1.8	1106	1451	-2.9	1803	2041	+2.6
23	0044	0321	-1.7	0543	0823	+2.0	1146	1530	-3.0	1832	2111	+2.7
24	0106	0359	-1.8	0620	0904	+2.1	1227	1607	-2.9	1859	2142	+2.8
25	0129	0432	-2.0	0657	0946	+2.2	1307	1642	-2.8	1925	2215	+2.8
26	0154	0457	-2.2	0733	1028	+2.2	1349	1712	-2.5	1952	2250	+2.8
27	0221	0508	-2.4	0810	1111	+2.2	1434	1737	-2.3	2021	2327	+2.7
28	0252	0530	-2.5	0852	1157	+2.0	1523	1808	-1.9	2054

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	March, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0007	+2.6	0329	0605	-2.6	0940	1249	+1.8	1622	1854	-1.4	2130
2		0053	+2.3	0411	0650	-2.6	1038	1351	+1.7	1735	2022	-1.0	2214
3		0145	+2.1	0502	0747	-2.5	1158	1504	+1.6	1910	2153	-0.7	2309
4		0246	+1.9	0603	0902	-2.4	1335	1624	+1.8	2046	2305	-0.8
5	0025	0354	+1.8	0713	1051	-2.5	1452	1735	+2.2	2152
6		0011	-1.1	0200	0504	+1.9	0824	1213	-2.8	1552	1832	+2.6	2240
7		0110	-1.4	0327	0610	+2.2	0929	1316	-3.0	1643	1920	+2.9	2320
8		0202	-1.9	0534	0809	+2.4	1130	1509	-3.2	1829	2104	+3.1
9	0056	0350	-2.3	0632	0903	+2.6	1226	1558	-3.2	1912	2146	+3.2
10	0132	0434	-2.5	0724	0954	+2.7	1320	1646	-3.1	1951	2227	+3.1
11	0207	0517	-2.8	0814	1044	+2.7	1412	1732	-2.9	2028	2306	+3.0
12	0242	0558	-2.8	0901	1132	+2.6	1503	1818	-2.5	2101	2345	+2.8
13	0318	0637	-2.6	0948	1220	+2.4	1555	1903	-2.2	2131
14		0023	+2.5	0354	0714	-2.4	1035	1309	+2.1	1651	1951	-1.7	2159
15		0102	+2.2	0432	0752	-2.2	1124	1402	+1.8	1755	2045	-1.2	2229
16		0144	+1.8	0513	0840	-1.9	1222	1506	+1.5	1917	2145	-0.8	2306
17		0231	+1.4	0600	0950	-1.7	1331	1622	+1.4	2056	2247	-0.6	2355
18		0327	+1.2	0659	1100	-1.6	1442	1737	+1.5	2210	2349	-0.6
19	0110	0433	+1.0	0809	1206	-1.7	1542	1837	+1.8	2300
20		0049	-0.7	0257	0545	+1.1	0918	1306	-1.8	1630	1922	+2.0	2337
21		0143	-1.1	0413	0649	+1.4	1016	1357	-2.2	1710	1957	+2.2
22	0005	0229	-1.4	0506	0739	+1.6	1105	1442	-2.4	1745	2028	+2.4
23	0028	0310	-1.8	0550	0822	+1.8	1150	1523	-2.5	1817	2058	+2.6
24	0048	0346	-2.0	0628	0903	+2.1	1233	1601	-2.5	1846	2128	+2.6
25	0110	0418	-2.3	0703	0945	+2.2	1315	1639	-2.5	1914	2202	+2.7
26	0134	0443	-2.5	0738	1027	+2.3	1357	1715	-2.4	1942	2238	+2.7
27	0202	0457	-2.8	0813	1110	+2.4	1441	1750	-2.2	2013	2316	+2.7
28	0234	0519	-3.1	0852	1154	+2.4	1529	1824	-1.9	2046	2356	+2.6
29	0309	0553	-3.2	0935	1241	+2.3	1622	1903	-1.6	2123
30		0039	+2.5	0349	0634	-3.2	1024	1334	+2.2	1723	2001	-1.2	2206
31		0126	+2.2	0435	0722	-3.1	1122	1434	+2.1	1836	2127	-1.0	2257

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	April, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0221	+1.9	0529	0819	-2.8	1235	1544	+2.0	2005	2242	-0.8
2	0004	0325	+1.8	0634	0939	-2.4	1401	1658	+2.1	2125	2350	-1.0
3	0137	0436	+1.7	0752	1138	-2.4	1516	1806	+2.3	2221
4		0054	-1.4	0319	0552	+1.8	0912	1256	-2.5	1617	1903	+2.6	2304
5		0151	-1.9	0435	0701	+2.1	1024	1359	-2.6	1710	1951	+2.9	2342
6		0241	-2.4	0535	0801	+2.3	1128	1452	-2.8	1756	2034	+3.0
7	0017	0325	-2.8	0628	0854	+2.6	1226	1540	-2.6	1838	2115	+3.0
8	0052	0407	-3.0	0717	0945	+2.7	1320	1627	-2.5	1917	2155	+2.9
9	0126	0447	-3.0	0803	1033	+2.7	1412	1713	-2.3	1953	2234	+2.7
10	0201	0525	-3.0	0848	1120	+2.6	1503	1759	-1.9	2025	2312	+2.5
11	0235	0602	-2.9	0931	1206	+2.5	1555	1846	-1.7	2055	2351	+2.2
12	0311	0636	-2.6	1013	1252	+2.2	1652	1934	-1.3	2126
13		0029	+1.9	0347	0708	-2.4	1056	1341	+2.0	1755	2027	-1.0	2201
14		0110	+1.6	0426	0743	-2.0	1141	1436	+1.8	1910	2125	-0.7	2244
15		0156	+1.4	0511	0857	-1.8	1233	1539	+1.7	2030	2225	-0.7	2341
16		0251	+1.0	0606	1020	-1.6	1333	1644	+1.7	2131	2323	-0.7
17	0104	0356	+0.9	0717	1127	-1.6	1433	1742	+1.8	2215
18		0019	-1.0	0247	0509	+1.0	0838	1226	-1.7	1524	1829	+2.0	2246
19		0111	-1.3	0358	0620	+1.1	0948	1320	-1.8	1608	1906	+2.2	2310
20		0156	-1.7	0450	0715	+1.4	1045	1408	-1.9	1645	1939	+2.3	2330
21		0235	-2.0	0532	0801	+1.8	1134	1451	-2.0	1719	2012	+2.5	2352
22		0308	-2.4	0611	0844	+2.1	1220	1531	-2.0	1752	2047	+2.6
23	0017	0335	-2.8	0647	0926	+2.2	1305	1611	-2.0	1825	2124	+2.6
24	0047	0353	-3.0	0723	1010	+2.5	1350	1651	-1.9	1859	2204	+2.7
25	0119	0414	-3.4	0801	1055	+2.6	1438	1732	-1.7	1936	2246	+2.6
26	0156	0447	-3.6	0842	1141	+2.6	1528	1817	-1.6	2016	2329	+2.6
27	0236	0528	-3.7	0928	1229	+2.6	1623	1909	-1.3	2101
28		0016	+2.4	0320	0613	-3.7	1017	1321	+2.6	1724	2010	-1.2	2152
29		0106	+2.2	0409	0703	-3.4	1113	1418	+2.5	1832	2119	-1.1	2253
30		0202	+1.8	0506	0803	-2.9	1214	1521	+2.4	1945	2227	-1.1

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	May, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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	0012	0307	+1.6	0614	0934	-2.4	1323	1626	+2.4	2049	2330	-1.3
2	0152	0421	+1.5	0735	1120	-2.2	1433	1730	+2.5	2140
3		0031	-1.8	0322	0539	+1.7	0902	1232	-2.2	1534	1827	+2.6	2223
4		0127	-2.3	0431	0652	+1.9	1021	1335	-2.0	1629	1917	+2.7	2302
5		0216	-2.6	0529	0753	+2.2	1129	1429	-2.0	1717	2002	+2.7	2338
6		0300	-3.0	0621	0845	+2.5	1228	1518	-2.0	1800	2043	+2.7
7	0014	0340	-3.1	0708	0935	+2.6	1322	1605	-1.8	1839	2123	+2.6
8	0049	0419	-3.1	0752	1022	+2.6	1414	1652	-1.7	1915	2203	+2.4
9	0124	0457	-3.1	0834	1108	+2.6	1505	1740	-1.4	1949	2242	+2.2
10	0159	0535	-3.0	0914	1152	+2.5	1557	1828	-1.3	2022	2321	+2.0
11	0235	0611	-2.9	0953	1235	+2.4	1651	1917	-1.1	2059
12		0001	+1.8	0311	0645	-2.6	1030	1318	+2.2	1747	2008	-1.0	2141
13		0042	+1.5	0350	0720	-2.4	1106	1403	+2.1	1846	2102	-0.8	2229
14		0127	+1.3	0432	0814	-2.0	1143	1452	+2.0	1944	2157	-0.8	2328
15		0219	+1.0	0523	0937	-1.8	1225	1542	+1.9	2035	2251	-1.0
16	0045	0320	+0.9	0629	1044	-1.6	1311	1632	+1.9	2113	2343	-1.2
17	0216	0430	+0.9	0752	1143	-1.4	1400	1720	+2.0	2142
18		0032	-1.4	0330	0543	+1.0	0913	1239	-1.4	1449	1805	+2.1	2206
19		0116	-1.8	0425	0648	+1.4	1021	1330	-1.4	1533	1847	+2.2	2232
20		0155	-2.3	0511	0739	+1.7	1118	1417	-1.6	1615	1928	+2.3	2300
21		0228	-2.6	0552	0825	+2.0	1210	1502	-1.6	1656	2009	+2.5	2332
22		0253	-3.0	0632	0910	+2.3	1258	1546	-1.6	1738	2051	+2.6
23	0008	0317	-3.5	0713	0955	+2.6	1347	1631	-1.4	1821	2135	+2.6
24	0046	0348	-3.7	0755	1042	+2.7	1437	1719	-1.4	1907	2221	+2.6
25	0128	0428	-4.0	0838	1129	+2.9	1528	1811	-1.3	1956	2309	+2.6
26	0213	0513	-4.0	0924	1217	+3.0	1621	1905	-1.3	2050	2358	+2.4
27	0301	0603	-3.8	1011	1306	+2.9	1716	2002	-1.3	2149
28		0050	+2.2	0353	0656	-3.5	1059	1358	+2.8	1812	2102	-1.3	2257
29		0147	+1.9	0451	0759	-2.9	1150	1453	+2.6	1909	2204	-1.4
30	0018	0251	+1.6	0559	0933	-2.4	1244	1551	+2.6	2004	2303	-1.7
31	0149	0405	+1.5	0722	1056	-1.9	1343	1650	+2.5	2055

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	June, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0001	-2.0	0312	0525	+1.5	0853	1204	-1.7	1443	1748	+2.4	2141
2		0057	-2.3	0421	0641	+1.8	1019	1307	-1.6	1540	1841	+2.4	2223
3		0149	-2.6	0519	0743	+2.1	1131	1404	-1.4	1632	1929	+2.4	2302
4		0235	-2.9	0610	0835	+2.3	1232	1455	-1.3	1718	2013	+2.3	2340
5		0317	-3.0	0656	0924	+2.5	1326	1544	-1.3	1800	2054	+2.2
6	0017	0357	-3.1	0739	1009	+2.6	1416	1632	-1.2	1840	2135	+2.2
7	0054	0437	-3.1	0818	1053	+2.6	1504	1721	-1.2	1919	2215	+2.1
8	0130	0516	-3.1	0855	1134	+2.6	1551	1809	-1.2	1958	2256	+1.9
9	0207	0556	-3.0	0930	1213	+2.6	1637	1856	-1.1	2040	2336	+1.8
10	0245	0634	-2.9	1002	1250	+2.5	1720	1944	-1.1	2125
11		0018	+1.6	0324	0712	-2.6	1032	1327	+2.4	1801	2032	-1.1	2213
12		0102	+1.4	0406	0752	-2.4	1101	1406	+2.3	1840	2121	-1.1	2306
13		0150	+1.2	0453	0848	-2.0	1133	1448	+2.2	1916	2210	-1.2
14	0008	0246	+1.0	0552	0955	-1.7	1209	1532	+2.1	1952	2258	-1.3
15	0124	0351	+1.0	0708	1057	-1.3	1250	1620	+2.1	2026	2345	-1.6
16	0246	0503	+1.0	0836	1156	-1.2	1336	1709	+2.1	2101
17		0029	-1.9	0353	0616	+1.2	0958	1253	-1.1	1426	1759	+2.2	2138
18		0110	-2.3	0447	0717	+1.6	1105	1346	-1.1	1518	1849	+2.2	2216
19		0147	-2.8	0535	0808	+2.0	1203	1437	-1.1	1609	1937	+2.4	2256
20		0221	-3.1	0619	0855	+2.3	1255	1526	-1.2	1702	2025	+2.5	2339
21		0257	-3.6	0703	0941	+2.6	1344	1615	-1.2	1757	2113	+2.6
22	0023	0338	-3.8	0747	1028	+2.9	1431	1707	-1.3	1853	2203	+2.6
23	0110	0423	-4.0	0831	1114	+3.1	1518	1800	-1.4	1950	2253	+2.6
24	0159	0513	-4.0	0914	1200	+3.2	1605	1851	-1.6	2049	2344	+2.4
25	0250	0606	-3.7	0957	1246	+3.2	1651	1943	-1.7	2151
26		0037	+2.2	0344	0702	-3.4	1039	1332	+3.0	1737	2037	-1.8	2257
27		0132	+2.0	0442	0805	-2.8	1121	1422	+2.8	1825	2133	-1.8
28	0010	0235	+1.7	0549	0919	-2.2	1204	1514	+2.6	1915	2230	-1.9
29	0132	0347	+1.4	0709	1030	-1.7	1250	1609	+2.3	2007	2327	-2.0
30	0254	0508	+1.4	0844	1135	-1.3	1343	1706	+2.2	2058

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	July, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0025	-2.2	0405	0627	+1.6	1018	1238	-1.1	1442	1804	+2.1	2146
2		0121	-2.4	0505	0731	+1.9	1133	1338	-1.0	1544	1858	+2.0	2230
3		0213	-2.6	0556	0823	+2.2	1233	1433	-1.0	1640	1945	+2.0	2312
4		0258	-2.8	0640	0909	+2.4	1323	1523	-1.0	1731	2029	+2.0	2352
5		0339	-3.0	0720	0952	+2.6	1407	1612	-1.1	1817	2111	+2.0
6	0030	0420	-3.1	0757	1032	+2.6	1448	1659	-1.2	1901	2152	+2.0
7	0109	0501	-3.1	0830	1109	+2.7	1526	1745	-1.2	1943	2233	+1.9
8	0147	0541	-3.1	0901	1143	+2.7	1601	1830	-1.3	2025	2314	+1.8
9	0226	0619	-3.0	0930	1216	+2.7	1632	1912	-1.4	2107	2356	+1.8
10	0305	0656	-2.8	0956	1248	+2.6	1701	1953	-1.4	2150
11		0038	+1.6	0347	0729	-2.5	1022	1323	+2.6	1730	2033	-1.4	2235
12		0123	+1.4	0433	0801	-2.0	1051	1401	+2.4	1800	2113	-1.4	2325
13		0215	+1.3	0527	0847	-1.7	1123	1443	+2.2	1835	2153	-1.6
14	0026	0315	+1.1	0635	1006	-1.2	1159	1530	+2.1	1915	2236	-1.7
15	0146	0425	+1.0	0804	1115	-1.0	1243	1622	+2.0	2000	2324	-1.9
16	0312	0543	+1.3	0939	1219	-0.7	1335	1718	+2.0	2049
17		0017	-2.3	0419	0654	+1.6	1057	1320	-0.8	1436	1816	+2.1	2139
18		0112	-2.8	0515	0750	+2.0	1158	1417	-1.0	1541	1912	+2.2	2229
19		0204	-3.1	0603	0839	+2.5	1247	1510	-1.1	1647	2005	+2.4	2319
20		0253	-3.6	0649	0925	+2.8	1330	1601	-1.3	1752	2057	+2.6
21	0010	0342	-3.8	0733	1010	+3.1	1412	1651	-1.6	1854	2149	+2.6
22	0101	0432	-3.8	0815	1054	+3.3	1453	1741	-1.8	1952	2241	+2.6
23	0152	0524	-3.8	0856	1137	+3.3	1533	1829	-2.0	2050	2332	+2.6
24	0245	0615	-3.6	0936	1220	+3.3	1613	1916	-2.2	2147
25		0024	+2.4	0339	0706	-3.1	1014	1303	+3.0	1655	2004	-2.2	2247
26		0118	+2.1	0437	0759	-2.5	1050	1348	+2.7	1738	2054	-2.2	2351
27		0217	+1.8	0541	0900	-1.9	1125	1435	+2.4	1824	2150	-2.0
28	0106	0326	+1.5	0659	1005	-1.3	1202	1527	+2.1	1916	2248	-1.9
29	0227	0448	+1.4	0839	1109	-1.0	1246	1624	+1.8	2012	2350	-1.9
30	0341	0610	+1.5	1018	1213	-0.7	1345	1726	+1.7	2109
31		0052	-2.0	0443	0714	+1.8	1130	1315	-0.7	1504	1828	+1.7	2201

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	August, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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	-2.3	0533	0805	+2.1	1223	1412	-0.8	1619	1922	+1.8	2249
2		0239	-2.5	0616	0849	+2.3	1305	1503	-1.0	1717	2008	+1.8	2332
3		0321	-2.8	0653	0928	+2.5	1341	1549	-1.2	1806	2051	+1.9
4	0013	0401	-3.0	0727	1003	+2.6	1414	1634	-1.4	1850	2132	+2.0
5	0052	0440	-3.1	0758	1036	+2.7	1443	1716	-1.6	1930	2213	+2.0
6	0132	0520	-3.1	0826	1106	+2.7	1509	1756	-1.7	2008	2254	+2.0
7	0211	0558	-3.0	0852	1137	+2.7	1534	1833	-1.8	2045	2334	+2.0
8	0252	0633	-2.8	0918	1209	+2.7	1559	1904	-1.8	2123
9		0016	+1.9	0333	0704	-2.4	0944	1244	+2.6	1626	1921	-1.9	2203
10		0059	+1.8	0419	0728	-2.0	1012	1321	+2.5	1657	1933	-1.9	2247
11		0148	+1.5	0511	0800	-1.6	1043	1402	+2.3	1733	2007	-2.0	2339
12		0245	+1.4	0617	0904	-1.1	1119	1450	+2.1	1816	2055	-2.0
13	0050	0354	+1.3	0745	1043	-0.7	1203	1544	+1.9	1908	2159	-2.2
14	0226	0514	+1.4	0927	1155	-0.6	1301	1646	+1.8	2008	2322	-2.3
15	0348	0629	+1.8	1047	1301	-0.7	1415	1750	+1.9	2110
16		0049	-2.6	0449	0728	+2.2	1141	1400	-1.0	1537	1853	+2.1	2210
17		0155	-3.0	0540	0817	+2.6	1224	1454	-1.3	1654	1951	+2.3	2307
18		0251	-3.4	0627	0902	+3.0	1302	1543	-1.8	1800	2046	+2.6
19	0003	0341	-3.6	0710	0946	+3.2	1339	1631	-2.2	1859	2139	+2.7
20	0057	0431	-3.6	0752	1028	+3.3	1416	1717	-2.4	1953	2230	+2.7
21	0150	0521	-3.5	0831	1110	+3.3	1454	1801	-2.5	2046	2321	+2.7
22	0243	0609	-3.1	0909	1151	+3.1	1531	1844	-2.6	2138
23		0012	+2.5	0337	0657	-2.8	0944	1232	+2.9	1610	1926	-2.5	2231
24		0103	+2.2	0434	0746	-2.2	1017	1314	+2.6	1651	2011	-2.3	2328
25		0159	+1.9	0537	0841	-1.6	1049	1358	+2.2	1735	2103	-2.0
26	0034	0305	+1.6	0654	0943	-1.1	1123	1448	+1.8	1825	2206	-1.8
27	0151	0424	+1.4	0837	1046	-0.7	1206	1544	+1.5	1923	2313	-1.7
28	0306	0545	+1.5	1009	1150	-0.6	1310	1649	+1.3	2029
29		0019	-1.8	0408	0650	+1.8	1112	1253	-0.6	1452	1759	+1.3	2133
30		0121	-1.9	0458	0739	+2.0	1156	1350	-0.8	1614	1900	+1.4	2227
31		0212	-2.3	0540	0819	+2.2	1231	1439	-1.2	1711	1949	+1.7	2314

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	September, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0256	-2.5	0615	0854	+2.5	1301	1523	-1.6	1757	2032	+1.8	2357
2		0336	-2.8	0648	0926	+2.6	1326	1603	-1.8	1838	2113	+2.0
3	0039	0415	-2.9	0717	0955	+2.6	1349	1641	-1.9	1914	2153	+2.1
4	0119	0454	-2.8	0745	1026	+2.7	1412	1716	-2.2	1949	2233	+2.2
5	0200	0532	-2.6	0811	1057	+2.7	1436	1744	-2.3	2023	2314	+2.2
6	0241	0608	-2.4	0837	1131	+2.7	1502	1758	-2.4	2058	2355	+2.2
7	0323	0640	-2.2	0905	1207	+2.6	1531	1812	-2.5	2135
8		0039	+2.0	0410	0706	-1.8	0935	1246	+2.5	1605	1843	-2.6	2218
9		0127	+1.8	0504	0740	-1.4	1009	1328	+2.2	1644	1923	-2.6	2309
10		0223	+1.7	0610	0851	-1.0	1048	1417	+2.0	1730	2013	-2.5
11	0015	0330	+1.6	0737	1026	-0.7	1139	1515	+1.8	1827	2117	-2.4
12	0144	0446	+1.7	0914	1137	-0.7	1248	1620	+1.7	1935	2249	-2.3
13	0310	0600	+2.0	1023	1243	-1.0	1420	1731	+1.8	2048
14		0034	-2.5	0415	0701	+2.3	1110	1342	-1.3	1553	1840	+2.0	2158
15		0143	-2.9	0510	0750	+2.7	1149	1435	-1.8	1705	1941	+2.3	2301
16		0240	-3.1	0557	0835	+3.0	1225	1522	-2.3	1805	2037	+2.6
17	0000	0330	-3.2	0641	0918	+3.1	1301	1606	-2.6	1859	2130	+2.7
18	0056	0419	-3.1	0723	0959	+3.2	1337	1649	-2.9	1949	2221	+2.8
19	0150	0508	-2.9	0801	1041	+3.0	1413	1731	-3.0	2038	2311	+2.8
20	0243	0555	-2.6	0838	1121	+2.9	1450	1811	-2.9	2126
21		0000	+2.6	0337	0643	-2.2	0912	1201	+2.6	1528	1849	-2.8	2215
22		0050	+2.3	0434	0732	-1.7	0944	1242	+2.2	1607	1927	-2.4	2305
23		0143	+2.0	0537	0825	-1.3	1016	1324	+1.9	1648	2012	-2.2
24	0001	0243	+1.8	0655	0924	-0.8	1053	1411	+1.5	1735	2120	-1.8
25	0106	0355	+1.6	0829	1026	-0.6	1142	1507	+1.2	1832	2235	-1.6
26	0215	0509	+1.6	0945	1128	-0.6	1259	1613	+1.0	1943	2342	-1.6
27	0316	0612	+1.8	1038	1228	-0.8	1451	1728	+1.0	2058
28		0044	-1.7	0407	0701	+2.0	1116	1323	-1.1	1606	1837	+1.2	2203
29		0137	-1.9	0450	0740	+2.2	1146	1411	-1.4	1700	1929	+1.5	2256
30		0224	-2.2	0526	0812	+2.4	1210	1452	-1.8	1743	2013	+1.8	2342

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	October, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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		0306	-2.4	0559	0842	+2.5	1231	1529	-2.2	1821	2053	+2.0
2	0026	0347	-2.4	0628	0912	+2.6	1253	1603	-2.4	1857	2133	+2.2
3	0108	0426	-2.4	0657	0944	+2.6	1317	1631	-2.5	1930	2214	+2.3
4	0150	0505	-2.2	0725	1019	+2.6	1344	1648	-2.8	2003	2255	+2.3
5	0232	0543	-2.0	0755	1056	+2.6	1413	1703	-3.0	2038	2338	+2.4
6	0317	0619	-1.8	0827	1135	+2.6	1447	1733	-3.2	2117
7		0023	+2.3	0407	0656	-1.4	0902	1216	+2.4	1524	1811	-3.2	2201
8		0111	+2.2	0503	0743	-1.2	0942	1301	+2.2	1607	1855	-3.2	2252
9		0206	+2.1	0609	0857	-0.8	1029	1352	+1.9	1657	1947	-3.0	2354
10		0309	+2.0	0728	1012	-0.8	1131	1452	+1.7	1757	2051	-2.6
11	0108	0418	+2.1	0847	1120	-1.0	1253	1601	+1.6	1910	2236	-2.3
12	0227	0526	+2.2	0946	1222	-1.3	1437	1715	+1.7	2032
13		0015	-2.4	0335	0627	+2.5	1030	1320	-1.8	1601	1828	+1.9	2150
14		0124	-2.5	0432	0718	+2.7	1109	1412	-2.3	1707	1933	+2.2	2259
15		0222	-2.6	0522	0804	+2.9	1146	1458	-2.8	1803	2029	+2.6
16	0001	0313	-2.6	0607	0847	+3.0	1222	1541	-3.1	1854	2121	+2.7
17	0058	0402	-2.4	0649	0929	+3.0	1259	1622	-3.2	1942	2211	+2.8
18	0152	0450	-2.3	0728	1010	+2.8	1335	1702	-3.2	2029	2301	+2.8
19	0246	0539	-1.9	0805	1051	+2.6	1412	1741	-3.1	2114	2348	+2.6
20	0340	0627	-1.7	0839	1132	+2.3	1450	1819	-2.9	2159
21		0036	+2.4	0437	0717	-1.3	0913	1212	+2.0	1528	1855	-2.6	2243
22		0125	+2.2	0540	0809	-1.1	0950	1254	+1.7	1608	1934	-2.3	2328
23		0218	+2.0	0650	0905	-0.8	1034	1340	+1.4	1652	2036	-1.9
24	0016	0317	+1.8	0803	1004	-0.7	1131	1433	+1.1	1745	2155	-1.7
25	0109	0418	+1.8	0905	1102	-0.8	1254	1537	+0.9	1854	2302	-1.6
26	0205	0517	+1.8	0951	1157	-1.0	1435	1650	+0.9	2016
27		0002	-1.6	0258	0606	+1.9	1025	1250	-1.3	1547	1806	+1.0	2133
28		0058	-1.7	0343	0647	+2.1	1051	1336	-1.7	1640	1905	+1.4	2234
29		0148	-1.8	0423	0721	+2.2	1114	1417	-2.0	1724	1952	+1.7	2327
30		0234	-1.9	0458	0754	+2.3	1136	1453	-2.4	1803	2034	+1.9
31	0013	0316	-1.9	0532	0829	+2.5	1201	1523	-2.6	1839	2114	+2.2

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	November, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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	0058	0258	-1.8	0504	0805	+2.5	1129	1445	-3.0	1814	2056	+2.3
2	0042	0339	-1.7	0538	0843	+2.6	1200	1501	-3.2	1850	2139	+2.5
3	0127	0421	-1.6	0615	0924	+2.6	1235	1529	-3.5	1927	2223	+2.6
4	0215	0505	-1.4	0653	1007	+2.5	1313	1606	-3.7	2008	2309	+2.6
5	0306	0551	-1.2	0736	1052	+2.4	1355	1649	-3.7	2053	2357	+2.6
6	0401	0645	-1.1	0825	1140	+2.2	1441	1737	-3.5	2142
7		0049	+2.6	0501	0748	-1.1	0923	1233	+1.9	1534	1830	-3.1	2236
8		0146	+2.5	0605	0854	-1.1	1034	1334	+1.7	1636	1938	-2.6	2336
9		0247	+2.4	0707	0957	-1.3	1204	1444	+1.5	1753	2128	-2.3
10	0042	0349	+2.5	0801	1057	-1.7	1341	1601	+1.6	1920	2252	-2.0
11	0148	0449	+2.6	0847	1154	-2.2	1458	1717	+1.8	2044
12		0000	-2.0	0248	0544	+2.6	0929	1246	-2.6	1601	1824	+2.2	2158
13		0059	-1.9	0341	0632	+2.7	1008	1334	-3.0	1656	1921	+2.5	2304
14		0153	-1.9	0429	0717	+2.7	1047	1417	-3.2	1746	2013	+2.6
15	0002	0243	-1.8	0513	0800	+2.6	1125	1458	-3.2	1833	2102	+2.7
16	0057	0332	-1.7	0554	0842	+2.5	1203	1539	-3.2	1918	2150	+2.7
17	0151	0422	-1.4	0633	0924	+2.3	1240	1619	-3.1	2001	2236	+2.6
18	0244	0511	-1.3	0711	1005	+2.1	1318	1659	-3.0	2042	2320	+2.6
19	0337	0600	-1.2	0750	1046	+1.8	1357	1738	-2.8	2120
20		0004	+2.4	0431	0650	-1.1	0832	1128	+1.6	1436	1819	-2.5	2155
21		0047	+2.2	0525	0742	-1.0	0921	1213	+1.4	1519	1909	-2.2	2230
22		0133	+2.2	0618	0835	-1.0	1018	1303	+1.1	1608	2015	-1.9	2306
23		0220	+2.0	0707	0929	-1.1	1130	1401	+0.9	1710	2120	-1.7	2347
24		0309	+2.0	0748	1020	-1.2	1258	1509	+0.9	1830	2220	-1.4
25	0032	0357	+2.0	0821	1110	-1.4	1414	1625	+1.0	1956	2317	-1.3
26	0120	0443	+2.0	0848	1156	-1.8	1513	1735	+1.2	2110
27		0010	-1.3	0207	0526	+2.1	0915	1238	-2.2	1601	1829	+1.5	2211
28		0100	-1.3	0251	0608	+2.2	0944	1314	-2.5	1643	1914	+1.8	2304
29		0147	-1.3	0332	0649	+2.3	1014	1344	-2.9	1722	1957	+2.2	2352
30		0231	-1.3	0414	0730	+2.4	1048	1407	-3.2	1801	2040	+2.4

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

Alcatraz Island, 0.2 mile west of
Predicted Tidal Current	December, 2009
Flood Direction, 070 True.	Ebb (-)Direction, 266 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	0038	0316	-1.3	0457	0814	+2.5	1126	1432	-3.6	1840	2124	+2.6
2	0124	0403	-1.2	0543	0859	+2.5	1206	1508	-3.8	1920	2208	+2.8
3	0211	0451	-1.2	0631	0945	+2.5	1249	1551	-4.0	2002	2254	+2.9
4	0259	0541	-1.3	0723	1034	+2.4	1336	1638	-3.8	2045	2340	+3.0
5	0347	0633	-1.3	0820	1124	+2.2	1425	1728	-3.6	2129
6		0028	+2.9	0437	0729	-1.4	0923	1218	+2.0	1521	1824	-3.2	2215
7		0120	+2.8	0529	0828	-1.6	1036	1318	+1.8	1624	1935	-2.6	2304
8		0214	+2.6	0621	0928	-1.7	1201	1427	+1.6	1740	2111	-2.2	2357
9		0311	+2.6	0714	1026	-2.0	1330	1545	+1.5	1909	2227	-1.8
10	0056	0410	+2.5	0804	1123	-2.3	1447	1705	+1.7	2041	2334	-1.6
11	0158	0507	+2.4	0850	1219	-2.6	1551	1815	+2.0	2202
12		0036	-1.3	0257	0600	+2.4	0934	1311	-2.9	1647	1912	+2.3	2310
13		0132	-1.3	0351	0649	+2.4	1016	1357	-3.1	1737	2003	+2.5
14	0008	0224	-1.3	0440	0734	+2.3	1057	1440	-3.2	1822	2051	+2.6
15	0101	0314	-1.2	0526	0817	+2.2	1137	1522	-3.2	1904	2136	+2.7
16	0150	0403	-1.2	0609	0900	+2.1	1216	1604	-3.1	1943	2219	+2.7
17	0236	0452	-1.2	0651	0942	+2.0	1254	1645	-3.1	2019	2258	+2.7
18	0320	0539	-1.2	0733	1023	+1.8	1333	1726	-3.0	2051	2336	+2.6
19	0401	0625	-1.2	0817	1105	+1.7	1413	1806	-2.8	2121
20		0012	+2.6	0439	0711	-1.2	0904	1148	+1.4	1455	1848	-2.5	2148
21		0048	+2.4	0516	0758	-1.2	0954	1234	+1.3	1541	1938	-2.0	2217
22		0128	+2.2	0552	0847	-1.2	1051	1327	+1.0	1637	2037	-1.7	2250
23		0210	+2.2	0628	0935	-1.3	1201	1429	+1.0	1748	2137	-1.3	2328
24		0256	+2.0	0704	1023	-1.6	1324	1541	+1.0	1917	2236	-1.1
25	0011	0344	+2.0	0741	1109	-1.8	1436	1658	+1.1	2045	2333	-1.0
26	0059	0435	+2.0	0818	1154	-2.0	1533	1803	+1.4	2158
27		0029	-0.8	0151	0525	+2.1	0856	1234	-2.5	1621	1854	+1.8	2257
28		0120	-1.0	0243	0615	+2.2	0936	1310	-2.9	1705	1939	+2.2	2346
29		0209	-1.0	0336	0703	+2.3	1017	1343	-3.4	1747	2023	+2.5
30	0031	0257	-1.1	0431	0750	+2.4	1101	1420	-3.6	1827	2107	+2.8
31	0113	0346	-1.2	0517	0853	+2.5	1147	1502	-3.8	1859	2205	+3.0

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