Tidal Current Predictions

Alcatraz Island, southwest of
Predicted Tidal Current	January, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 252 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		0029	+0.9	0403	0651	-0.7	0859	1228	+0.5	1458	1749	-1.0	2116
2		0109	+0.9	0435	0732	-0.7	0955	1323	+0.4	1556	1843	-0.8	2151
3		0154	+0.8	0512	0814	-0.8	1103	1427	+0.4	1712	2019	-0.7	2232
4		0244	+0.8	0554	0859	-0.9	1229	1540	+0.4	1843	2133	-0.5	2320
5		0338	+0.8	0641	0948	-1.1	1348	1657	+0.5	2011	2238	-0.5
6	0016	0434	+0.8	0729	1040	-1.3	1451	1803	+0.7	2125	2339	-0.5
7	0118	0531	+0.9	0818	1133	-1.5	1546	1858	+0.8	2227
8		0036	-0.5	0222	0625	+0.9	0907	1224	-1.7	1636	1948	+1.0	2319
9		0129	-0.7	0327	0717	+1.0	0957	1314	-1.9	1722	2036	+1.1
10	0007	0223	-0.7	0430	0809	+1.0	1047	1404	-2.0	1808	2122	+1.2
11	0053	0316	-0.8	0531	0901	+1.0	1138	1457	-2.0	1851	2208	+1.2
12	0136	0407	-0.9	0630	0953	+1.0	1230	1549	-1.9	1933	2251	+1.2
13	0219	0456	-1.0	0729	1044	+0.9	1322	1640	-1.7	2012	2335	+1.2
14	0300	0544	-1.0	0827	1136	+0.8	1416	1731	-1.4	2049
15		0018	+1.1	0343	0634	-1.0	0929	1231	+0.7	1515	1826	-1.1	2124
16		0104	+1.0	0427	0726	-1.0	1037	1333	+0.6	1622	1927	-0.8	2158
17		0152	+0.8	0514	0820	-0.9	1154	1447	+0.5	1746	2030	-0.6	2234
18		0244	+0.8	0605	0916	-0.9	1311	1611	+0.5	1927	2132	-0.4	2319
19		0341	+0.7	0658	1014	-1.0	1419	1726	+0.6	2056	2233	-0.4
20	0018	0440	+0.6	0748	1112	-1.1	1514	1824	+0.7	2201	2333	-0.4
21	0129	0535	+0.6	0834	1204	-1.2	1600	1911	+0.8	2252
22		0027	-0.4	0235	0623	+0.7	0916	1249	-1.3	1640	1952	+0.9	2334
23		0116	-0.5	0330	0707	+0.7	0956	1331	-1.4	1716	2030	+0.9
24	0011	0203	-0.6	0419	0749	+0.7	1035	1411	-1.5	1749	2105	+1.0
25	0045	0248	-0.7	0503	0830	+0.8	1114	1451	-1.6	1820	2137	+1.0
26	0114	0332	-0.7	0544	0911	+0.8	1153	1529	-1.6	1848	2208	+1.0
27	0140	0411	-0.8	0624	0953	+0.8	1232	1604	-1.5	1915	2240	+1.1
28	0205	0447	-0.8	0704	1035	+0.7	1313	1632	-1.4	1940	2314	+1.0
29	0230	0515	-0.8	0744	1118	+0.7	1356	1654	-1.3	2008	2350	+1.0
30	0259	0529	-0.9	0828	1204	+0.6	1444	1723	-1.0	2038
31		0029	+0.9	0332	0550	-1.0	0917	1256	+0.6	1541	1808	-0.8	2112

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, 252 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		0114	+0.9	0412	0632	-1.0	1017	1359	+0.5	1654	1925	-0.6	2152
2		0204	+0.8	0459	0728	-1.1	1141	1513	+0.5	1827	2104	-0.4	2241
3		0301	+0.8	0554	0840	-1.1	1316	1634	+0.6	2005	2217	-0.4	2344
4		0404	+0.8	0654	1005	-1.3	1429	1745	+0.7	2121	2323	-0.4
5	0100	0508	+0.8	0754	1120	-1.4	1527	1842	+0.9	2217
6		0022	-0.6	0220	0608	+0.9	0851	1221	-1.7	1618	1930	+1.1	2303
7		0116	-0.7	0334	0705	+0.9	0947	1315	-1.8	1704	2016	+1.1	2344
8		0207	-0.9	0438	0758	+1.0	1041	1406	-1.9	1748	2100	+1.2
9	0023	0256	-1.0	0535	0851	+1.0	1134	1456	-1.8	1829	2143	+1.2
10	0101	0343	-1.1	0629	0942	+1.0	1226	1544	-1.7	1908	2224	+1.2
11	0138	0428	-1.2	0722	1032	+0.9	1318	1631	-1.5	1944	2304	+1.1
12	0216	0511	-1.2	0814	1122	+0.8	1411	1718	-1.3	2016	2344	+1.0
13	0254	0554	-1.1	0907	1213	+0.8	1508	1807	-1.0	2046
14		0025	+0.9	0335	0640	-1.0	1005	1311	+0.6	1612	1902	-0.7	2115
15		0110	+0.8	0418	0733	-0.9	1115	1421	+0.5	1735	2003	-0.5	2148
16		0159	+0.6	0509	0833	-0.8	1232	1544	+0.5	1920	2106	-0.4	2232
17		0256	+0.5	0607	0936	-0.8	1343	1701	+0.5	2046	2209	-0.3	2336
18		0359	+0.5	0708	1040	-0.9	1441	1800	+0.7	2145	2310	-0.3
19	0107	0504	+0.5	0804	1137	-1.0	1527	1845	+0.8	2228
20		0005	-0.4	0226	0600	+0.6	0853	1226	-1.2	1606	1924	+0.8	2303
21		0054	-0.6	0324	0646	+0.6	0937	1308	-1.3	1641	1957	+0.9	2332
22		0137	-0.7	0411	0729	+0.7	1019	1348	-1.4	1712	2028	+1.0	2357
23		0218	-0.8	0452	0810	+0.8	1059	1427	-1.5	1741	2058	+1.0
24	0019	0256	-0.9	0529	0851	+0.8	1140	1504	-1.4	1808	2129	+1.1
25	0042	0329	-1.0	0606	0933	+0.8	1220	1539	-1.4	1834	2202	+1.1
26	0107	0354	-1.1	0642	1015	+0.8	1302	1609	-1.3	1901	2237	+1.1
27	0134	0405	-1.2	0719	1058	+0.8	1347	1634	-1.1	1930	2314	+1.0
28	0205	0427	-1.3	0801	1144	+0.8	1436	1705	-1.0	2003	2354	+1.0

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, 252 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	0242	0502	-1.3	0849	1236	+0.7	1535	1751	-0.7	2039
2		0040	+0.9	0324	0547	-1.3	0947	1338	+0.6	1648	1919	-0.5	2123
3		0132	+0.8	0415	0644	-1.3	1107	1451	+0.6	1823	2050	-0.4	2218
4		0233	+0.7	0516	0759	-1.2	1244	1611	+0.7	1959	2202	-0.4	2334
5		0341	+0.7	0626	0948	-1.3	1401	1722	+0.8	2105	2308	-0.5
6	0109	0451	+0.7	0737	1110	-1.4	1501	1819	+1.0	2153
7		0007	-0.7	0236	0557	+0.8	0842	1213	-1.5	1552	1907	+1.1	2233
8		0059	-1.0	0443	0756	+0.9	1043	1406	-1.6	1738	2051	+1.2
9	0009	0247	-1.1	0541	0850	+1.0	1139	1455	-1.6	1821	2133	+1.2
10	0045	0331	-1.3	0633	0941	+1.0	1233	1543	-1.6	1900	2214	+1.2
11	0120	0414	-1.4	0723	1031	+1.0	1325	1629	-1.4	1937	2253	+1.1
12	0155	0455	-1.4	0810	1119	+1.0	1416	1715	-1.3	2010	2332	+1.1
13	0231	0534	-1.3	0857	1207	+0.9	1508	1800	-1.1	2040
14		0010	+0.9	0307	0611	-1.2	0944	1256	+0.8	1604	1848	-0.8	2108
15		0049	+0.8	0345	0649	-1.1	1033	1349	+0.7	1708	1942	-0.6	2138
16		0131	+0.7	0426	0737	-1.0	1131	1453	+0.6	1830	2042	-0.4	2215
17		0218	+0.5	0513	0847	-0.8	1240	1609	+0.5	2009	2144	-0.3	2304
18		0314	+0.4	0612	0957	-0.8	1351	1724	+0.6	2123	2246	-0.3
19	0019	0420	+0.4	0722	1103	-0.8	1451	1824	+0.7	2213	2346	-0.4
20	0206	0532	+0.4	0831	1203	-0.9	1539	1909	+0.8	2250
21		0040	-0.5	0322	0636	+0.5	0929	1254	-1.1	1619	1944	+0.8	2318
22		0126	-0.7	0415	0726	+0.6	1018	1339	-1.2	1654	2015	+0.9	2341
23		0207	-0.9	0459	0809	+0.7	1103	1420	-1.3	1726	2045	+1.0
24	0001	0243	-1.0	0537	0850	+0.8	1146	1458	-1.3	1755	2115	+1.0
25	0023	0315	-1.1	0612	0932	+0.8	1228	1536	-1.3	1823	2149	+1.0
26	0047	0340	-1.3	0647	1014	+0.9	1310	1612	-1.2	1851	2225	+1.0
27	0115	0354	-1.4	0722	1057	+0.9	1354	1647	-1.1	1922	2303	+1.0
28	0147	0416	-1.6	0801	1141	+0.9	1442	1721	-1.0	1955	2343	+1.0
29	0222	0450	-1.6	0844	1228	+0.9	1535	1800	-0.8	2032
30		0026	+0.9	0302	0531	-1.6	0933	1321	+0.8	1636	1858	-0.6	2115
31		0113	+0.8	0348	0619	-1.6	1031	1421	+0.8	1749	2024	-0.5	2206

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, 252 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		0208	+0.7	0442	0716	-1.4	1144	1531	+0.8	1918	2139	-0.4	2313
2		0312	+0.7	0547	0836	-1.2	1310	1645	+0.8	2038	2247	-0.5
3	0046	0423	+0.6	0705	1035	-1.2	1425	1753	+0.9	2134	2351	-0.7
4	0228	0539	+0.7	0825	1153	-1.3	1526	1850	+1.0	2217
5		0048	-1.0	0344	0648	+0.8	0937	1256	-1.3	1619	1938	+1.1	2255
6		0138	-1.2	0444	0748	+0.9	1041	1349	-1.4	1705	2021	+1.1	2330
7		0222	-1.4	0537	0841	+1.0	1139	1437	-1.3	1747	2102	+1.1
8	0005	0304	-1.5	0626	0932	+1.0	1233	1524	-1.3	1826	2142	+1.1
9	0039	0344	-1.5	0712	1020	+1.0	1325	1610	-1.1	1902	2221	+1.0
10	0114	0422	-1.5	0757	1107	+1.0	1416	1656	-1.0	1934	2259	+0.9
11	0148	0459	-1.4	0840	1153	+0.9	1508	1743	-0.8	2004	2338	+0.8
12	0224	0533	-1.3	0922	1239	+0.8	1605	1831	-0.7	2035
13		0016	+0.7	0300	0605	-1.2	1005	1328	+0.8	1708	1924	-0.5	2110
14		0057	+0.6	0339	0640	-1.0	1050	1423	+0.7	1823	2022	-0.4	2153
15		0143	+0.5	0424	0754	-0.9	1142	1526	+0.6	1943	2122	-0.4	2250
16		0238	+0.4	0519	0917	-0.8	1242	1631	+0.6	2044	2220	-0.4
17	0013	0343	+0.3	0630	1024	-0.8	1342	1729	+0.7	2128	2316	-0.5
18	0156	0456	+0.4	0751	1123	-0.8	1433	1816	+0.8	2159
19		0008	-0.7	0307	0607	+0.4	0901	1217	-0.9	1517	1853	+0.8	2223
20		0053	-0.8	0359	0702	+0.5	0958	1305	-1.0	1554	1926	+0.9	2243
21		0132	-1.0	0441	0748	+0.7	1047	1348	-1.0	1628	1959	+0.9	2305
22		0205	-1.2	0520	0831	+0.8	1133	1428	-1.0	1701	2034	+1.0	2330
23		0232	-1.4	0556	0913	+0.8	1218	1508	-1.0	1734	2111	+1.0
24	0000	0250	-1.5	0632	0957	+0.9	1303	1548	-1.0	1808	2151	+1.0
25	0032	0311	-1.7	0710	1042	+1.0	1351	1629	-0.8	1845	2233	+1.0
26	0109	0344	-1.8	0751	1128	+1.0	1441	1714	-0.8	1925	2316	+1.0
27	0149	0425	-1.9	0837	1216	+1.0	1536	1806	-0.7	2010
28		0003	+0.9	0233	0510	-1.9	0926	1308	+1.0	1637	1907	-0.6	2101
29		0053	+0.8	0322	0600	-1.7	1022	1405	+0.9	1745	2016	-0.5	2202
30		0149	+0.7	0419	0700	-1.4	1123	1508	+0.9	1858	2124	-0.5	2321

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, 252 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		0254	+0.6	0527	0831	-1.2	1232	1613	+0.9	2002	2227	-0.7
2	0101	0408	+0.6	0648	1017	-1.1	1342	1717	+0.9	2053	2328	-0.9
3	0231	0526	+0.6	0815	1129	-1.1	1443	1814	+1.0	2136
4		0024	-1.1	0340	0639	+0.7	0934	1232	-1.0	1538	1904	+1.0	2215
5		0113	-1.3	0438	0740	+0.8	1042	1326	-1.0	1626	1949	+1.0	2251
6		0157	-1.5	0530	0832	+0.9	1141	1415	-1.0	1709	2030	+1.0	2327
7		0237	-1.6	0617	0922	+1.0	1235	1502	-0.9	1748	2110	+1.0
8	0002	0316	-1.6	0701	1009	+1.0	1327	1549	-0.8	1824	2150	+0.9
9	0037	0354	-1.6	0743	1055	+1.0	1418	1637	-0.7	1858	2229	+0.8
10	0112	0432	-1.5	0823	1139	+0.9	1510	1725	-0.7	1931	2308	+0.8
11	0148	0508	-1.4	0902	1222	+0.9	1604	1814	-0.5	2008	2348	+0.7
12	0224	0542	-1.3	0939	1305	+0.8	1700	1905	-0.5	2050
13		0029	+0.6	0303	0617	-1.2	1015	1350	+0.8	1759	1959	-0.4	2138
14		0114	+0.5	0345	0711	-1.0	1052	1439	+0.8	1857	2054	-0.4	2237
15		0206	+0.4	0436	0834	-0.9	1134	1529	+0.7	1948	2148	-0.5	2354
16		0307	+0.3	0542	0941	-0.8	1220	1619	+0.7	2026	2240	-0.6
17	0125	0417	+0.3	0705	1040	-0.7	1309	1707	+0.8	2055	2329	-0.7
18	0239	0530	+0.4	0826	1136	-0.7	1358	1752	+0.8	2119
19		0013	-0.9	0334	0635	+0.5	0934	1227	-0.7	1442	1834	+0.8	2145
20		0052	-1.1	0420	0726	+0.6	1031	1314	-0.8	1524	1915	+0.9	2213
21		0125	-1.3	0501	0812	+0.8	1123	1359	-0.8	1605	1956	+0.9	2245
22		0150	-1.5	0541	0857	+0.9	1211	1443	-0.8	1647	2038	+1.0	2321
23		0214	-1.7	0622	0942	+1.0	1300	1528	-0.7	1730	2122	+1.0	2359
24		0245	-1.9	0704	1029	+1.0	1350	1616	-0.7	1816	2208	+1.0
25	0041	0325	-2.0	0747	1116	+1.1	1441	1708	-0.7	1905	2256	+1.0
26	0126	0410	-2.0	0833	1204	+1.1	1534	1802	-0.7	1959	2345	+0.9
27	0214	0500	-1.9	0920	1253	+1.1	1629	1859	-0.7	2058
28		0037	+0.8	0306	0553	-1.7	1008	1345	+1.1	1725	1959	-0.7	2206
29		0134	+0.7	0404	0656	-1.4	1059	1440	+1.0	1822	2101	-0.7	2327
30		0238	+0.6	0512	0830	-1.2	1153	1538	+1.0	1917	2200	-0.8
31	0058	0352	+0.6	0635	0953	-1.0	1252	1637	+0.9	2008	2258	-1.0

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, 252 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	0512	+0.6	0806	1101	-0.8	1352	1735	+0.9	2054	2354	-1.1
2	0330	0628	+0.7	0932	1204	-0.8	1449	1828	+0.9	2136
3		0046	-1.3	0428	0730	+0.8	1044	1301	-0.7	1541	1916	+0.9	2215
4		0132	-1.4	0519	0822	+0.9	1145	1352	-0.7	1627	2000	+0.9	2253
5		0214	-1.5	0605	0911	+0.9	1239	1441	-0.7	1709	2041	+0.8	2330
6		0254	-1.6	0648	0956	+1.0	1329	1529	-0.6	1749	2122	+0.8
7	0007	0334	-1.6	0727	1040	+1.0	1417	1618	-0.6	1828	2202	+0.8
8	0043	0413	-1.6	0804	1121	+1.0	1504	1706	-0.6	1907	2243	+0.7
9	0120	0453	-1.5	0839	1200	+1.0	1550	1753	-0.5	1949	2323	+0.7
10	0158	0531	-1.4	0911	1237	+0.9	1633	1841	-0.5	2034
11		0005	+0.6	0237	0609	-1.3	0941	1314	+0.9	1714	1929	-0.5	2122
12		0049	+0.5	0319	0649	-1.2	1010	1353	+0.9	1753	2018	-0.5	2215
13		0137	+0.4	0406	0745	-1.0	1042	1435	+0.8	1829	2107	-0.6	2317
14		0233	+0.4	0505	0852	-0.8	1118	1519	+0.8	1905	2155	-0.7
15	0033	0338	+0.4	0621	0954	-0.7	1159	1607	+0.8	1939	2242	-0.8
16	0155	0450	+0.4	0749	1053	-0.6	1245	1656	+0.8	2014	2326	-1.0
17	0302	0603	+0.4	0911	1150	-0.5	1335	1746	+0.8	2051
18		0007	-1.1	0356	0704	+0.6	1018	1243	-0.5	1427	1836	+0.8	2129
19		0044	-1.4	0444	0755	+0.8	1116	1334	-0.5	1518	1924	+0.9	2209
20		0118	-1.6	0528	0842	+0.9	1208	1423	-0.6	1611	2012	+0.9	2252
21		0154	-1.8	0612	0928	+1.0	1257	1512	-0.6	1706	2100	+1.0	2336
22		0235	-1.9	0656	1015	+1.1	1344	1604	-0.7	1802	2150	+1.0
23	0023	0320	-2.0	0740	1101	+1.2	1431	1657	-0.7	1859	2240	+1.0
24	0112	0410	-2.0	0823	1147	+1.2	1518	1748	-0.8	1958	2331	+0.9
25	0203	0503	-1.9	0906	1233	+1.2	1604	1840	-0.8	2100
26		0024	+0.8	0257	0559	-1.7	0948	1319	+1.1	1650	1934	-0.9	2206
27		0119	+0.8	0355	0702	-1.4	1030	1409	+1.1	1738	2030	-0.9	2319
28		0222	+0.6	0502	0816	-1.1	1113	1501	+1.0	1828	2127	-1.0
29	0041	0334	+0.5	0622	0927	-0.8	1159	1556	+0.9	1920	2224	-1.0
30	0203	0455	+0.5	0757	1032	-0.7	1252	1653	+0.8	2011	2322	-1.1

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, 252 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	0314	0614	+0.6	0931	1135	-0.5	1351	1751	+0.8	2059
2		0018	-1.2	0414	0718	+0.7	1046	1235	-0.5	1453	1845	+0.8	2143
3		0110	-1.3	0505	0810	+0.8	1146	1330	-0.5	1549	1932	+0.8	2225
4		0155	-1.4	0549	0856	+0.9	1236	1420	-0.5	1640	2016	+0.8	2305
5		0236	-1.5	0629	0939	+1.0	1320	1509	-0.5	1726	2058	+0.8	2343
6		0317	-1.6	0706	1019	+1.0	1401	1556	-0.6	1810	2139	+0.8
7	0022	0358	-1.6	0739	1056	+1.0	1439	1642	-0.6	1852	2220	+0.7
8	0100	0438	-1.6	0810	1130	+1.0	1514	1727	-0.7	1934	2301	+0.7
9	0139	0516	-1.5	0839	1203	+1.0	1545	1809	-0.7	2016	2343	+0.7
10	0218	0553	-1.4	0905	1235	+1.0	1614	1850	-0.7	2059
11		0025	+0.6	0300	0626	-1.3	0931	1310	+1.0	1643	1930	-0.7	2144
12		0110	+0.5	0346	0658	-1.0	1000	1348	+0.9	1713	2010	-0.7	2234
13		0202	+0.5	0440	0744	-0.8	1032	1430	+0.8	1748	2050	-0.8	2335
14		0302	+0.4	0548	0903	-0.6	1108	1517	+0.8	1828	2133	-0.8
15	0055	0412	+0.4	0717	1012	-0.5	1152	1609	+0.8	1913	2221	-1.0
16	0221	0530	+0.5	0852	1116	-0.4	1244	1705	+0.8	2002	2314	-1.1
17	0328	0641	+0.6	1010	1217	-0.4	1345	1803	+0.8	2052
18		0009	-1.4	0424	0737	+0.8	1111	1314	-0.5	1450	1859	+0.8	2142
19		0101	-1.6	0512	0826	+0.9	1200	1407	-0.5	1556	1952	+0.9	2232
20		0150	-1.8	0558	0912	+1.1	1243	1458	-0.7	1701	2044	+1.0	2323
21		0239	-1.9	0642	0957	+1.2	1325	1548	-0.8	1803	2136	+1.0
22	0014	0329	-1.9	0724	1041	+1.2	1406	1638	-0.9	1901	2228	+1.0
23	0105	0421	-1.9	0805	1124	+1.2	1446	1726	-1.0	1959	2319	+1.0
24	0158	0512	-1.8	0845	1207	+1.2	1526	1813	-1.1	2056
25		0011	+0.9	0252	0603	-1.6	0923	1250	+1.1	1608	1901	-1.1	2156
26		0105	+0.8	0350	0656	-1.3	0959	1335	+1.0	1651	1951	-1.1	2300
27		0204	+0.7	0454	0757	-1.0	1034	1422	+0.9	1737	2047	-1.0
28	0015	0313	+0.6	0612	0902	-0.7	1111	1514	+0.8	1829	2145	-1.0
29	0136	0435	+0.5	0752	1006	-0.5	1155	1611	+0.7	1925	2247	-1.0
30	0250	0557	+0.6	0931	1110	-0.4	1254	1713	+0.6	2022	2349	-1.0
31	0352	0701	+0.7	1043	1212	-0.4	1413	1815	+0.6	2114

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, 252 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		0047	-1.1	0442	0752	+0.8	1136	1309	-0.4	1528	1909	+0.7	2202
2		0136	-1.3	0525	0836	+0.9	1218	1400	-0.5	1626	1955	+0.7	2245
3		0218	-1.4	0602	0915	+0.9	1254	1446	-0.6	1715	2038	+0.7	2326
4		0258	-1.5	0636	0950	+1.0	1327	1531	-0.7	1759	2119	+0.8
5	0005	0337	-1.6	0707	1023	+1.0	1356	1613	-0.8	1839	2200	+0.8
6	0045	0417	-1.6	0735	1053	+1.0	1422	1653	-0.8	1917	2241	+0.8
7	0124	0455	-1.5	0801	1124	+1.0	1447	1730	-0.9	1954	2321	+0.8
8	0205	0530	-1.4	0827	1156	+1.0	1512	1801	-0.9	2032
9		0003	+0.7	0246	0601	-1.2	0853	1231	+1.0	1539	1818	-1.0	2112
10		0046	+0.7	0332	0625	-1.0	0921	1308	+0.9	1610	1830	-1.0	2156
11		0135	+0.6	0424	0657	-0.8	0952	1349	+0.9	1646	1904	-1.0	2248
12		0232	+0.5	0530	0801	-0.5	1028	1437	+0.8	1729	1952	-1.0	2359
13		0341	+0.5	0658	0940	-0.4	1112	1531	+0.7	1821	2056	-1.1
14	0135	0501	+0.5	0840	1052	-0.3	1210	1633	+0.7	1921	2219	-1.1
15	0257	0616	+0.7	1000	1158	-0.4	1324	1737	+0.7	2023	2346	-1.3
16	0358	0715	+0.8	1054	1257	-0.5	1446	1840	+0.8	2123
17		0052	-1.5	0449	0804	+1.0	1137	1351	-0.7	1603	1938	+0.9	2220
18		0148	-1.7	0536	0849	+1.1	1215	1440	-0.9	1709	2033	+1.0	2316
19		0238	-1.8	0619	0933	+1.2	1252	1528	-1.1	1808	2126	+1.0
20	0010	0328	-1.8	0701	1015	+1.2	1329	1614	-1.2	1902	2217	+1.0
21	0103	0418	-1.7	0740	1057	+1.2	1407	1658	-1.3	1955	2308	+1.0
22	0156	0506	-1.6	0818	1138	+1.2	1444	1741	-1.3	2047	2359	+0.9
23	0250	0554	-1.4	0853	1219	+1.1	1523	1823	-1.3	2140
24		0050	+0.8	0347	0643	-1.1	0926	1301	+1.0	1604	1908	-1.1	2237
25		0146	+0.7	0450	0738	-0.8	0958	1345	+0.8	1648	2000	-1.0	2343
26		0252	+0.6	0607	0840	-0.5	1032	1435	+0.7	1738	2103	-0.9
27	0100	0411	+0.5	0750	0943	-0.4	1115	1531	+0.6	1836	2210	-0.8
28	0215	0532	+0.6	0922	1047	-0.3	1219	1636	+0.5	1942	2316	-0.9
29	0317	0637	+0.7	1025	1150	-0.3	1401	1746	+0.5	2046
30		0018	-1.0	0407	0726	+0.8	1109	1247	-0.4	1523	1847	+0.5	2140
31		0109	-1.1	0449	0806	+0.8	1144	1336	-0.6	1620	1936	+0.6	2227

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, 252 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		0153	-1.3	0524	0841	+0.9	1214	1420	-0.8	1706	2019	+0.7	2310
2		0233	-1.4	0557	0913	+1.0	1239	1500	-0.9	1747	2100	+0.8	2352
3		0312	-1.4	0626	0942	+1.0	1302	1538	-1.0	1823	2140	+0.8
4	0032	0351	-1.4	0654	1013	+1.0	1325	1613	-1.1	1858	2220	+0.8
5	0113	0429	-1.3	0720	1044	+1.0	1349	1641	-1.1	1932	2301	+0.8
6	0154	0505	-1.2	0746	1118	+1.0	1415	1655	-1.2	2007	2342	+0.8
7	0236	0537	-1.1	0814	1154	+1.0	1444	1709	-1.3	2044
8		0026	+0.8	0323	0603	-0.9	0844	1233	+0.9	1518	1740	-1.3	2127
9		0114	+0.7	0417	0637	-0.7	0918	1315	+0.8	1557	1820	-1.3	2218
10		0210	+0.6	0523	0748	-0.5	0957	1404	+0.8	1643	1910	-1.3	2324
11		0317	+0.6	0650	0923	-0.4	1048	1502	+0.7	1740	2014	-1.2
12	0053	0433	+0.6	0827	1034	-0.4	1157	1607	+0.6	1848	2146	-1.1
13	0219	0547	+0.8	0936	1140	-0.5	1329	1718	+0.7	2001	2331	-1.3
14	0324	0648	+0.9	1023	1239	-0.7	1502	1827	+0.8	2111
15		0040	-1.4	0419	0737	+1.0	1102	1332	-0.9	1614	1928	+0.9	2214
16		0137	-1.6	0506	0822	+1.1	1138	1419	-1.1	1714	2024	+1.0	2313
17		0227	-1.6	0550	0905	+1.2	1214	1503	-1.3	1808	2117	+1.0
18	0009	0316	-1.6	0632	0946	+1.2	1250	1546	-1.4	1858	2208	+1.1
19	0103	0405	-1.4	0710	1028	+1.1	1326	1628	-1.5	1947	2258	+1.1
20	0156	0452	-1.3	0747	1108	+1.1	1403	1708	-1.4	2035	2347	+1.0
21	0250	0540	-1.1	0821	1148	+1.0	1441	1746	-1.4	2124
22		0037	+0.9	0347	0629	-0.8	0853	1229	+0.8	1520	1824	-1.2	2214
23		0130	+0.8	0450	0722	-0.7	0925	1311	+0.7	1601	1909	-1.1	2310
24		0230	+0.7	0608	0821	-0.4	1002	1358	+0.6	1648	2017	-0.9
25	0015	0342	+0.6	0742	0923	-0.3	1051	1454	+0.4	1745	2132	-0.8
26	0124	0456	+0.6	0858	1025	-0.3	1208	1600	+0.4	1856	2239	-0.8
27	0225	0559	+0.7	0951	1125	-0.4	1400	1715	+0.4	2011	2341	-0.8
28	0316	0648	+0.8	1029	1220	-0.5	1515	1824	+0.4	2116
29		0034	-1.0	0359	0727	+0.8	1059	1308	-0.7	1609	1916	+0.6	2209
30		0121	-1.1	0435	0759	+0.9	1123	1349	-0.9	1652	2000	+0.7	2255

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, 252 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		0203	-1.2	0508	0829	+0.9	1144	1426	-1.1	1730	2040	+0.8	2339
2		0244	-1.2	0537	0859	+1.0	1206	1500	-1.2	1806	2120	+0.8
3	0021	0323	-1.2	0606	0931	+1.0	1230	1528	-1.3	1839	2201	+0.9
4	0103	0402	-1.1	0634	1006	+1.0	1257	1545	-1.4	1912	2242	+0.9
5	0145	0440	-1.0	0704	1043	+1.0	1326	1600	-1.5	1947	2325	+0.9
6	0230	0516	-0.9	0736	1122	+1.0	1400	1630	-1.6	2026
7		0010	+0.9	0320	0553	-0.7	0811	1203	+0.9	1437	1708	-1.6	2110
8		0058	+0.8	0416	0640	-0.6	0851	1248	+0.8	1520	1752	-1.6	2201
9		0153	+0.8	0522	0754	-0.4	0938	1339	+0.7	1610	1844	-1.5	2303
10		0256	+0.8	0641	0909	-0.4	1040	1439	+0.6	1710	1948	-1.3
11	0017	0405	+0.8	0800	1017	-0.5	1202	1548	+0.6	1823	2133	-1.1
12	0136	0513	+0.8	0859	1119	-0.7	1346	1702	+0.6	1945	2312	-1.2
13	0244	0614	+0.9	0943	1217	-0.9	1510	1815	+0.7	2103
14		0021	-1.3	0341	0705	+1.0	1022	1309	-1.1	1616	1920	+0.8	2212
15		0119	-1.3	0431	0751	+1.1	1059	1355	-1.4	1712	2016	+1.0	2314
16		0210	-1.3	0516	0834	+1.1	1135	1438	-1.6	1803	2108	+1.0
17	0011	0259	-1.2	0558	0916	+1.1	1212	1519	-1.6	1851	2158	+1.1
18	0105	0347	-1.1	0637	0957	+1.1	1248	1559	-1.6	1938	2248	+1.1
19	0159	0436	-1.0	0714	1038	+1.0	1325	1638	-1.6	2023	2335	+1.0
20	0253	0524	-0.8	0748	1119	+0.9	1403	1716	-1.4	2108
21		0023	+0.9	0350	0614	-0.7	0822	1159	+0.8	1441	1752	-1.3	2152
22		0112	+0.8	0453	0706	-0.5	0859	1241	+0.6	1521	1831	-1.1	2237
23		0205	+0.8	0603	0802	-0.4	0943	1327	+0.5	1605	1933	-1.0	2325
24		0304	+0.7	0716	0901	-0.4	1040	1420	+0.4	1658	2052	-0.8
25	0018	0405	+0.7	0818	0959	-0.4	1203	1524	+0.3	1807	2159	-0.8
26	0114	0504	+0.7	0904	1054	-0.5	1344	1637	+0.3	1929	2259	-0.8
27	0207	0553	+0.7	0938	1147	-0.7	1456	1753	+0.4	2046	2355	-0.8
28	0252	0634	+0.8	1004	1233	-0.8	1549	1852	+0.5	2147
29		0045	-0.9	0332	0708	+0.8	1027	1314	-1.0	1633	1939	+0.6	2240
30		0131	-1.0	0407	0741	+0.9	1049	1350	-1.2	1712	2021	+0.7	2326
31		0213	-1.0	0441	0816	+0.9	1114	1420	-1.3	1748	2101	+0.8

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, 252 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	0011	0155	-0.9	0413	0752	+0.9	1042	1342	-1.5	1723	2043	+0.9	2355
2		0236	-0.8	0447	0830	+1.0	1113	1358	-1.6	1759	2126	+0.9
3	0040	0318	-0.8	0524	0911	+1.0	1148	1426	-1.7	1836	2210	+1.0
4	0128	0402	-0.7	0602	0954	+0.9	1226	1503	-1.9	1917	2256	+1.0
5	0219	0448	-0.6	0645	1039	+0.9	1308	1546	-1.9	2002	2344	+1.0
6	0314	0542	-0.5	0734	1127	+0.8	1354	1634	-1.7	2051
7		0036	+1.0	0414	0645	-0.5	0832	1220	+0.7	1447	1727	-1.6	2145
8		0133	+0.9	0518	0751	-0.5	0943	1321	+0.6	1549	1835	-1.3	2245
9		0234	+0.9	0620	0854	-0.7	1113	1431	+0.6	1706	2025	-1.1	2351
10		0336	+0.9	0714	0954	-0.8	1250	1548	+0.6	1833	2149	-1.0
11	0057	0436	+1.0	0800	1051	-1.1	1407	1704	+0.7	1957	2257	-1.0
12	0157	0531	+1.0	0842	1143	-1.3	1510	1811	+0.8	2111	2356	-1.0
13	0250	0619	+1.0	0921	1231	-1.5	1605	1908	+0.9	2217
14		0050	-1.0	0338	0704	+1.0	1000	1314	-1.6	1655	2000	+1.0	2315
15		0140	-0.9	0422	0747	+1.0	1038	1355	-1.6	1742	2049	+1.0
16	0010	0229	-0.8	0503	0829	+0.9	1116	1436	-1.6	1827	2137	+1.0
17	0104	0319	-0.7	0542	0911	+0.9	1153	1516	-1.6	1910	2223	+1.0
18	0157	0408	-0.7	0620	0952	+0.8	1231	1556	-1.5	1951	2307	+1.0
19	0250	0457	-0.6	0659	1033	+0.7	1310	1635	-1.4	2029	2351	+0.9
20	0344	0547	-0.5	0741	1115	+0.6	1349	1716	-1.3	2104
21		0034	+0.8	0438	0639	-0.5	0830	1200	+0.5	1432	1806	-1.1	2139
22		0120	+0.8	0531	0732	-0.5	0927	1250	+0.4	1521	1912	-1.0	2215
23		0207	+0.8	0620	0826	-0.5	1039	1348	+0.3	1623	2017	-0.8	2256
24		0256	+0.8	0701	0917	-0.6	1207	1456	+0.3	1743	2117	-0.7	2341
25		0344	+0.8	0734	1007	-0.7	1323	1612	+0.4	1909	2214	-0.7
26	0029	0430	+0.8	0801	1053	-0.9	1422	1722	+0.4	2023	2307	-0.7
27	0116	0513	+0.8	0828	1135	-1.1	1510	1816	+0.6	2124	2357	-0.7
28	0200	0555	+0.8	0857	1211	-1.3	1552	1901	+0.7	2217
29		0044	-0.7	0241	0636	+0.9	0927	1241	-1.4	1631	1944	+0.8	2305
30		0128	-0.7	0323	0717	+0.9	1001	1304	-1.6	1710	2027	+0.9	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	December, 2009
Flood Direction, 080 True.	Ebb (-)Direction, 252 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		0213	-0.7	0406	0801	+0.9	1039	1329	-1.8	1749	2111	+1.0
2	0037	0300	-0.6	0452	0846	+0.9	1119	1405	-1.9	1829	2155	+1.1
3	0124	0348	-0.6	0540	0932	+0.9	1202	1448	-2.0	1911	2241	+1.1
4	0212	0438	-0.7	0632	1021	+0.9	1249	1535	-1.9	1954	2327	+1.1
5	0300	0530	-0.7	0729	1111	+0.8	1338	1625	-1.8	2038
6		0015	+1.1	0350	0626	-0.7	0832	1205	+0.8	1434	1721	-1.6	2124
7		0107	+1.1	0442	0725	-0.8	0945	1305	+0.7	1537	1832	-1.3	2213
8		0201	+1.0	0534	0825	-0.8	1110	1414	+0.6	1653	2008	-1.1	2306
9		0258	+1.0	0627	0923	-1.0	1239	1532	+0.6	1822	2124	-0.9
10	0005	0357	+0.9	0717	1020	-1.1	1356	1652	+0.6	1954	2231	-0.8
11	0107	0454	+0.9	0803	1116	-1.3	1500	1802	+0.8	2115	2333	-0.7
12	0206	0547	+0.9	0847	1208	-1.4	1556	1859	+0.9	2223
13		0029	-0.7	0300	0636	+0.9	0929	1254	-1.6	1646	1950	+0.9	2321
14		0121	-0.7	0349	0721	+0.9	1010	1337	-1.6	1731	2038	+1.0
15	0014	0211	-0.6	0435	0804	+0.8	1050	1419	-1.6	1813	2123	+1.0
16	0103	0300	-0.6	0518	0847	+0.8	1129	1501	-1.6	1852	2206	+1.0
17	0149	0349	-0.6	0600	0929	+0.8	1207	1542	-1.6	1928	2245	+1.0
18	0233	0436	-0.6	0642	1010	+0.7	1246	1623	-1.5	2000	2323	+1.0
19	0314	0522	-0.6	0726	1052	+0.6	1326	1703	-1.4	2030	2359	+1.0
20	0352	0608	-0.6	0813	1135	+0.5	1408	1745	-1.3	2057
21		0035	+0.9	0429	0655	-0.6	0903	1221	+0.5	1454	1835	-1.0	2126
22		0115	+0.8	0505	0744	-0.6	1000	1314	+0.4	1550	1934	-0.8	2159
23		0157	+0.8	0541	0832	-0.7	1110	1416	+0.4	1701	2034	-0.7	2237
24		0243	+0.8	0617	0920	-0.8	1233	1528	+0.4	1830	2133	-0.5	2320
25		0331	+0.8	0654	1006	-0.9	1345	1645	+0.4	1958	2230	-0.5
26	0008	0422	+0.8	0731	1051	-1.0	1442	1750	+0.5	2111	2326	-0.4
27	0100	0512	+0.8	0809	1131	-1.3	1530	1841	+0.7	2210
28		0017	-0.5	0152	0602	+0.8	0849	1207	-1.4	1614	1926	+0.8	2259
29		0106	-0.5	0245	0650	+0.9	0930	1240	-1.7	1656	2010	+0.9	2344
30		0154	-0.5	0340	0737	+0.9	1014	1317	-1.8	1736	2054	+1.1
31	0026	0243	-0.6	0517	0853	+0.9	1100	1359	-1.9	1859	2205	+1.1

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