Tidal Current Predictions

Alcatraz Island, south of
Predicted Tidal Current	January, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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		0133	-1.2	0417	0727	+1.6	1020	1338	-3.2	1811	2051	+1.8
2	0036	0228	-1.2	0514	0816	+1.5	1106	1426	-3.2	1857	2139	+1.8
3	0128	0322	-1.2	0609	0905	+1.4	1152	1514	-3.2	1941	2225	+1.9
4	0216	0413	-1.2	0701	0952	+1.4	1237	1559	-3.0	2020	2307	+1.8
5	0300	0501	-1.2	0751	1038	+1.2	1321	1642	-2.8	2055	2347	+1.7
6	0340	0547	-1.2	0841	1123	+1.1	1406	1724	-2.5	2126
7		0025	+1.6	0418	0632	-1.2	0930	1209	+0.9	1452	1807	-2.2	2152
8		0102	+1.5	0455	0718	-1.2	1023	1258	+0.8	1543	1857	-1.8	2216
9		0141	+1.4	0532	0806	-1.2	1124	1354	+0.7	1644	1956	-1.3	2244
10		0222	+1.2	0611	0856	-1.3	1239	1503	+0.6	1805	2058	-1.0	2320
11		0308	+1.1	0651	0947	-1.4	1358	1628	+0.6	1946	2159	-0.8
12	0003	0358	+1.1	0732	1039	-1.5	1504	1747	+0.8	2119	2259	-0.7
13	0055	0450	+1.0	0812	1131	-1.8	1558	1844	+0.9	2230	2357	-0.6
14	0152	0542	+1.1	0850	1219	-2.1	1643	1928	+1.1	2324
15		0051	-0.7	0249	0630	+1.1	0928	1302	-2.4	1723	2007	+1.3
16	0007	0140	-0.8	0343	0716	+1.2	1007	1340	-2.6	1800	2044	+1.5
17	0043	0226	-0.8	0436	0801	+1.2	1047	1414	-3.0	1835	2121	+1.6
18	0113	0311	-1.0	0528	0846	+1.4	1129	1446	-3.2	1908	2158	+1.8
19	0141	0353	-1.1	0618	0933	+1.4	1213	1518	-3.3	1941	2235	+1.9
20	0210	0432	-1.3	0708	1020	+1.4	1259	1556	-3.3	2014	2314	+1.9
21	0242	0508	-1.5	0759	1108	+1.4	1347	1638	-3.2	2049	2354	+1.9
22	0317	0543	-1.8	0853	1158	+1.4	1440	1725	-2.9	2125
23		0037	+1.9	0355	0622	-2.0	0950	1252	+1.2	1540	1821	-2.4	2204
24		0124	+1.8	0438	0712	-2.1	1057	1355	+1.1	1649	1937	-1.9	2247
25		0215	+1.6	0526	0813	-2.1	1221	1508	+1.0	1815	2058	-1.3	2336
26		0311	+1.5	0620	0921	-2.2	1352	1632	+1.1	1955	2210	-1.1
27	0034	0412	+1.4	0719	1030	-2.3	1510	1752	+1.2	2128	2319	-0.9
28	0145	0515	+1.4	0817	1138	-2.5	1614	1856	+1.4	2241
29		0024	-1.0	0303	0616	+1.4	0913	1240	-2.8	1709	1949	+1.6	2338
30		0122	-1.1	0413	0712	+1.4	1005	1333	-2.9	1756	2036	+1.8
31	0025	0215	-1.2	0514	0803	+1.4	1055	1420	-3.0	1838	2120	+1.8

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

Alcatraz Island, south of
Predicted Tidal Current	February, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0106	0304	-1.3	0607	0851	+1.4	1141	1504	-3.0	1917	2200	+1.8
2	0143	0350	-1.4	0655	0937	+1.4	1226	1546	-2.9	1951	2238	+1.8
3	0216	0432	-1.5	0740	1021	+1.3	1310	1626	-2.6	2020	2312	+1.7
4	0247	0512	-1.5	0822	1104	+1.2	1354	1705	-2.4	2045	2344	+1.6
5	0317	0551	-1.5	0902	1147	+1.1	1439	1745	-2.1	2108
6		0017	+1.5	0347	0630	-1.5	0944	1232	+0.9	1528	1830	-1.8	2132
7		0051	+1.4	0419	0712	-1.4	1030	1322	+0.8	1625	1924	-1.2	2200
8		0130	+1.2	0455	0800	-1.3	1131	1423	+0.7	1742	2026	-0.9	2234
9		0215	+1.1	0536	0855	-1.3	1257	1543	+0.6	1932	2130	-0.6	2315
10		0306	+0.9	0624	0954	-1.4	1420	1713	+0.7	2118	2233	-0.4
11	0007	0404	+0.8	0717	1055	-1.7	1522	1817	+0.9	2225	2334	-0.4
12	0113	0505	+0.9	0808	1151	-2.0	1611	1901	+1.1	2309
13		0030	-0.6	0226	0602	+1.0	0857	1239	-2.3	1652	1939	+1.4	2340
14		0118	-0.8	0333	0654	+1.1	0944	1320	-2.6	1728	2014	+1.6
15	0004	0201	-1.1	0432	0742	+1.2	1030	1357	-3.0	1803	2049	+1.8
16	0027	0241	-1.3	0524	0829	+1.4	1116	1434	-3.1	1836	2126	+1.9
17	0052	0319	-1.7	0614	0917	+1.5	1204	1512	-3.2	1910	2204	+2.0
18	0122	0353	-2.0	0701	1005	+1.6	1253	1552	-3.2	1944	2243	+2.0
19	0155	0426	-2.2	0750	1054	+1.6	1344	1635	-3.0	2019	2323	+2.0
20	0231	0458	-2.4	0840	1144	+1.6	1438	1723	-2.6	2056
21		0006	+1.9	0310	0535	-2.5	0935	1238	+1.4	1538	1818	-2.1	2135
22		0052	+1.7	0354	0620	-2.4	1039	1340	+1.2	1649	1929	-1.5	2217
23		0142	+1.5	0443	0719	-2.3	1200	1453	+1.1	1818	2045	-1.1	2305
24		0240	+1.3	0541	0844	-2.1	1332	1619	+1.1	2006	2157	-0.8
25	0009	0345	+1.1	0647	1008	-2.1	1451	1739	+1.2	2133	2307	-0.8
26	0140	0455	+1.1	0755	1125	-2.2	1554	1840	+1.4	2233
27		0012	-0.9	0310	0603	+1.1	0859	1230	-2.4	1646	1930	+1.6	2318
28		0109	-1.2	0418	0701	+1.2	0956	1321	-2.5	1730	2013	+1.7	2355

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

Alcatraz Island, south of
Predicted Tidal Current	March, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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		0156	-1.4	0513	0751	+1.3	1047	1404	-2.6	1809	2052	+1.8
2	0027	0239	-1.7	0601	0838	+1.4	1134	1444	-2.6	1843	2128	+1.8
3	0056	0318	-1.8	0644	0922	+1.4	1218	1523	-2.5	1913	2201	+1.7
4	0123	0356	-1.9	0723	1004	+1.4	1301	1603	-2.4	1939	2232	+1.6
5	0150	0432	-2.0	0759	1045	+1.3	1345	1643	-2.2	2002	2303	+1.6
6	0217	0506	-2.0	0833	1126	+1.2	1430	1724	-1.9	2026	2335	+1.4
7	0245	0535	-1.9	0909	1208	+1.1	1519	1808	-1.5	2052
8		0009	+1.3	0315	0554	-1.8	0949	1255	+0.9	1616	1900	-1.1	2122
9		0047	+1.1	0349	0613	-1.7	1039	1352	+0.8	1733	2002	-0.7	2157
10		0131	+0.9	0429	0653	-1.5	1150	1502	+0.8	1932	2107	-0.4	2238
11		0324	+0.8	0618	0950	-1.4	1420	1726	+0.8	2208	2311	-0.3
12	0036	0426	+0.8	0721	1114	-1.5	1531	1835	+0.9	2259
13		0011	-0.4	0156	0533	+0.8	0827	1217	-1.8	1625	1922	+1.2	2330
14		0105	-0.8	0325	0637	+0.9	0929	1309	-2.2	1708	2001	+1.4	2350
15		0151	-1.1	0436	0734	+1.1	1025	1353	-2.5	1747	2037	+1.6
16	0011	0231	-1.5	0532	0826	+1.3	1117	1434	-2.8	1823	2113	+1.8
17	0035	0308	-2.0	0621	0915	+1.5	1208	1515	-2.9	1859	2151	+1.9
18	0104	0341	-2.3	0708	1003	+1.6	1259	1557	-3.0	1935	2231	+2.0
19	0136	0414	-2.6	0754	1052	+1.7	1350	1642	-2.8	2011	2312	+2.0
20	0212	0446	-2.9	0841	1142	+1.8	1443	1729	-2.5	2049	2354	+1.9
21	0250	0521	-3.0	0931	1232	+1.6	1540	1820	-2.1	2127
22		0037	+1.8	0331	0600	-3.0	1025	1327	+1.5	1642	1917	-1.7	2208
23		0124	+1.6	0416	0644	-2.8	1127	1428	+1.4	1756	2024	-1.2	2252
24		0215	+1.4	0506	0740	-2.3	1242	1540	+1.2	1931	2135	-0.9	2347
25		0313	+1.1	0605	0915	-2.0	1406	1702	+1.1	2110	2245	-0.7
26	0106	0422	+0.9	0717	1048	-1.9	1521	1816	+1.2	2218	2353	-0.8
27	0255	0538	+0.9	0836	1204	-1.9	1622	1915	+1.4	2306
28		0056	-1.1	0416	0651	+0.9	0948	1307	-2.0	1711	2001	+1.6	2343
29		0148	-1.4	0517	0750	+1.1	1048	1355	-2.1	1753	2041	+1.6
30	0013	0230	-1.8	0606	0840	+1.2	1139	1437	-2.2	1829	2116	+1.6
31	0040	0307	-2.0	0649	0924	+1.4	1226	1516	-2.2	1900	2149	+1.6

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

Alcatraz Island, south of
Predicted Tidal Current	April, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0105	0343	-2.2	0727	1006	+1.4	1310	1557	-2.2	1928	2220	+1.6
2	0130	0418	-2.3	0803	1046	+1.4	1354	1638	-2.0	1953	2251	+1.5
3	0157	0451	-2.3	0837	1127	+1.4	1439	1721	-1.8	2019	2323	+1.4
4	0224	0519	-2.3	0910	1207	+1.3	1526	1804	-1.5	2046	2357	+1.4
5	0252	0536	-2.2	0945	1249	+1.2	1617	1850	-1.2	2116
6		0033	+1.2	0322	0551	-2.2	1024	1334	+1.1	1716	1942	-0.9	2149
7		0113	+1.1	0357	0622	-2.1	1109	1426	+1.0	1833	2042	-0.6	2226
8		0157	+0.9	0437	0703	-1.9	1205	1527	+0.9	2018	2145	-0.3	2314
9		0251	+0.8	0527	0759	-1.7	1314	1634	+1.0	2129	2246	-0.4
10	0023	0355	+0.7	0632	1016	-1.5	1425	1738	+1.1	2206	2343	-0.7
11	0155	0505	+0.7	0749	1134	-1.8	1524	1831	+1.3	2229
12		0034	-1.1	0327	0614	+0.8	0904	1233	-2.0	1613	1916	+1.5	2251
13		0119	-1.5	0433	0716	+1.1	1008	1323	-2.3	1657	1957	+1.7	2317
14		0158	-2.1	0526	0811	+1.4	1107	1409	-2.4	1738	2037	+1.9	2347
15		0233	-2.5	0615	0901	+1.6	1202	1454	-2.5	1818	2117	+1.9
16	0020	0306	-3.0	0701	0951	+1.8	1256	1541	-2.4	1858	2200	+1.9
17	0056	0340	-3.2	0749	1041	+1.8	1351	1630	-2.3	1939	2243	+1.9
18	0135	0416	-3.4	0837	1132	+1.8	1447	1721	-2.0	2020	2327	+1.8
19	0215	0454	-3.3	0928	1224	+1.8	1546	1815	-1.7	2102
20		0012	+1.6	0258	0536	-3.2	1021	1318	+1.6	1652	1913	-1.3	2147
21		0100	+1.4	0344	0621	-2.9	1119	1417	+1.4	1807	2017	-1.0	2238
22		0151	+1.1	0435	0717	-2.3	1222	1523	+1.4	1934	2123	-0.8	2343
23		0250	+0.9	0534	0854	-1.9	1330	1635	+1.2	2050	2228	-0.8
24	0119	0400	+0.8	0647	1020	-1.7	1436	1741	+1.3	2145	2331	-1.0
25	0257	0519	+0.7	0813	1129	-1.5	1534	1838	+1.4	2226
26		0029	-1.3	0410	0636	+0.8	0932	1229	-1.5	1622	1924	+1.4	2258
27		0117	-1.7	0506	0737	+1.0	1037	1320	-1.7	1702	2002	+1.5	2325
28		0157	-2.0	0552	0825	+1.1	1131	1404	-1.8	1737	2035	+1.5	2350
29		0234	-2.2	0633	0909	+1.3	1219	1447	-1.8	1808	2107	+1.5
30	0016	0308	-2.4	0710	0950	+1.4	1305	1530	-1.7	1837	2139	+1.4

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

Alcatraz Island, south of
Predicted Tidal Current	May, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0342	-2.5	0745	1030	+1.4	1351	1614	-1.5	1906	2212	+1.4
2	0109	0413	-2.5	0820	1110	+1.4	1438	1700	-1.3	1936	2247	+1.4
3	0138	0437	-2.5	0854	1150	+1.4	1527	1747	-1.1	2008	2325	+1.2
4	0209	0452	-2.5	0930	1231	+1.4	1619	1834	-0.9	2043
5		0003	+1.1	0242	0518	-2.5	1007	1314	+1.4	1717	1925	-0.7	2121
6		0045	+1.1	0318	0553	-2.5	1048	1401	+1.3	1820	2021	-0.6	2206
7		0131	+0.9	0401	0636	-2.3	1132	1453	+1.2	1926	2118	-0.6	2302
8		0224	+0.8	0452	0729	-2.1	1223	1549	+1.2	2016	2214	-0.7
9	0016	0328	+0.7	0557	0849	-1.8	1319	1645	+1.4	2052	2307	-1.0
10	0148	0438	+0.8	0718	1047	-1.8	1417	1739	+1.4	2123	2356	-1.4
11	0315	0551	+0.8	0841	1154	-1.9	1512	1830	+1.6	2155
12		0041	-2.0	0421	0658	+1.1	0955	1252	-2.0	1603	1917	+1.7	2229
13		0122	-2.4	0516	0757	+1.4	1100	1344	-2.0	1652	2002	+1.8	2305
14		0201	-3.0	0607	0850	+1.6	1200	1435	-2.0	1738	2047	+1.9	2343
15		0238	-3.3	0657	0942	+1.8	1258	1526	-1.9	1824	2132	+1.9
16	0023	0316	-3.5	0746	1033	+1.9	1356	1619	-1.8	1910	2218	+1.8
17	0105	0357	-3.5	0836	1125	+1.9	1454	1714	-1.5	1956	2304	+1.6
18	0149	0440	-3.4	0926	1216	+1.8	1555	1809	-1.3	2044	2352	+1.5
19	0233	0526	-3.2	1016	1307	+1.7	1659	1905	-1.1	2136
20		0040	+1.3	0320	0614	-2.9	1105	1401	+1.6	1805	2004	-1.0	2234
21		0131	+1.1	0411	0712	-2.3	1154	1457	+1.4	1911	2104	-0.9	2346
22		0228	+0.8	0508	0832	-1.9	1244	1556	+1.4	2009	2202	-1.0
23	0114	0335	+0.7	0618	0945	-1.5	1334	1654	+1.3	2057	2258	-1.1
24	0241	0454	+0.6	0743	1049	-1.3	1425	1748	+1.3	2135	2351	-1.4
25	0352	0614	+0.7	0911	1147	-1.2	1513	1835	+1.3	2207
26		0039	-1.8	0447	0718	+0.8	1023	1242	-1.2	1555	1915	+1.3	2235
27		0122	-2.0	0534	0809	+1.1	1123	1332	-1.2	1633	1951	+1.3	2303
28		0201	-2.3	0614	0853	+1.2	1215	1419	-1.2	1709	2026	+1.4	2330
29		0237	-2.5	0652	0934	+1.3	1304	1506	-1.2	1744	2101	+1.3	2359
30		0312	-2.6	0729	1015	+1.4	1352	1553	-1.1	1820	2138	+1.3
31	0030	0345	-2.8	0805	1054	+1.4	1440	1641	-1.0	1858	2217	+1.2

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

Alcatraz Island, south of
Predicted Tidal Current	June, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0102	0410	-2.8	0841	1133	+1.5	1528	1729	-0.9	1936	2257	+1.2
2	0136	0429	-2.9	0915	1212	+1.6	1614	1816	-0.8	2017	2339	+1.1
3	0213	0458	-2.9	0950	1252	+1.6	1657	1902	-0.8	2102
4		0023	+1.1	0253	0535	-2.8	1025	1334	+1.6	1738	1950	-0.8	2153
5		0109	+1.0	0338	0619	-2.6	1102	1419	+1.6	1818	2041	-0.9	2253
6		0202	+0.9	0430	0711	-2.3	1143	1507	+1.6	1858	2132	-1.1
7	0002	0304	+0.8	0535	0821	-2.0	1229	1559	+1.6	1940	2222	-1.3
8	0126	0413	+0.8	0655	1004	-1.8	1321	1652	+1.6	2022	2311	-1.8
9	0253	0528	+0.9	0824	1119	-1.7	1416	1746	+1.6	2104
10		0000	-2.2	0405	0641	+1.1	0946	1224	-1.5	1513	1840	+1.6	2147
11		0049	-2.6	0506	0745	+1.4	1058	1323	-1.5	1609	1931	+1.7	2230
12		0135	-3.1	0601	0841	+1.6	1204	1419	-1.5	1704	2020	+1.7	2314
13		0220	-3.3	0653	0934	+1.8	1305	1513	-1.4	1757	2109	+1.7	2359
14		0305	-3.5	0743	1026	+1.9	1403	1609	-1.3	1850	2157	+1.6
15	0044	0353	-3.5	0831	1116	+1.9	1500	1704	-1.3	1943	2246	+1.6
16	0130	0442	-3.3	0917	1204	+1.9	1555	1758	-1.2	2037	2335	+1.4
17	0216	0530	-3.1	1001	1250	+1.8	1647	1850	-1.2	2132
18		0023	+1.2	0303	0618	-2.8	1041	1336	+1.7	1736	1941	-1.1	2230
19		0112	+1.1	0352	0708	-2.4	1118	1422	+1.6	1824	2033	-1.1	2334
20		0206	+0.8	0446	0805	-2.0	1151	1508	+1.4	1910	2125	-1.2
21	0046	0307	+0.7	0550	0907	-1.5	1223	1556	+1.3	1954	2217	-1.3
22	0206	0419	+0.6	0710	1009	-1.2	1258	1645	+1.2	2034	2307	-1.4
23	0320	0543	+0.6	0845	1108	-1.0	1341	1734	+1.1	2111	2358	-1.7
24	0420	0656	+0.8	1010	1207	-0.9	1431	1822	+1.1	2145
25		0046	-1.9	0511	0751	+0.9	1118	1303	-0.9	1523	1906	+1.1	2218
26		0131	-2.2	0555	0837	+1.1	1216	1355	-0.9	1612	1948	+1.1	2251
27		0212	-2.4	0635	0918	+1.3	1306	1444	-0.9	1659	2028	+1.2	2324
28		0250	-2.6	0712	0957	+1.4	1352	1533	-0.9	1745	2109	+1.2	2359
29		0326	-2.8	0748	1035	+1.5	1434	1621	-0.9	1830	2151	+1.2
30	0035	0358	-2.9	0822	1111	+1.6	1511	1707	-0.9	1916	2234	+1.2

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

Alcatraz Island, south of
Predicted Tidal Current	July, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0423	-3.0	0854	1148	+1.7	1543	1750	-1.0	2002	2319	+1.2
2	0154	0450	-3.1	0926	1225	+1.8	1613	1830	-1.0	2051
3		0004	+1.2	0237	0527	-3.0	0958	1303	+1.8	1644	1909	-1.2	2142
4		0051	+1.1	0325	0609	-2.9	1031	1344	+1.8	1718	1948	-1.3	2238
5		0143	+1.1	0419	0659	-2.5	1108	1429	+1.8	1757	2033	-1.5	2341
6		0242	+0.9	0523	0803	-2.1	1150	1518	+1.6	1840	2126	-1.8
7	0057	0350	+0.9	0641	0934	-1.7	1237	1612	+1.6	1929	2222	-2.1
8	0227	0507	+0.9	0813	1053	-1.3	1331	1709	+1.6	2020	2321	-2.3
9	0348	0627	+1.1	0944	1202	-1.2	1432	1808	+1.5	2111
10		0021	-2.6	0455	0736	+1.4	1104	1307	-1.1	1538	1905	+1.6	2203
11		0119	-3.0	0553	0833	+1.6	1211	1407	-1.1	1643	2000	+1.6	2253
12		0212	-3.2	0645	0926	+1.8	1309	1503	-1.2	1746	2052	+1.6	2342
13		0303	-3.3	0733	1015	+1.9	1401	1557	-1.2	1846	2142	+1.6
14	0031	0353	-3.3	0818	1101	+1.9	1448	1649	-1.3	1941	2232	+1.4
15	0118	0441	-3.2	0859	1144	+1.9	1531	1739	-1.3	2034	2320	+1.4
16	0205	0526	-3.0	0937	1225	+1.8	1611	1824	-1.4	2125
17		0007	+1.2	0251	0609	-2.8	1009	1303	+1.7	1648	1909	-1.4	2215
18		0053	+1.1	0338	0651	-2.3	1037	1341	+1.6	1724	1953	-1.4	2305
19		0141	+0.9	0429	0737	-1.9	1101	1419	+1.4	1800	2039	-1.3
20	0002	0235	+0.8	0527	0832	-1.4	1126	1459	+1.2	1840	2128	-1.3
21	0111	0340	+0.6	0642	0933	-1.1	1158	1544	+1.1	1922	2220	-1.3
22	0232	0503	+0.6	0821	1035	-0.8	1238	1634	+1.0	2007	2314	-1.4
23	0344	0629	+0.7	1003	1137	-0.6	1328	1728	+0.9	2052
24		0010	-1.7	0442	0731	+0.9	1118	1237	-0.6	1429	1823	+0.9	2135
25		0103	-2.0	0530	0818	+1.1	1214	1334	-0.6	1532	1914	+1.0	2216
26		0150	-2.2	0611	0857	+1.3	1258	1425	-0.7	1633	2001	+1.1	2256
27		0232	-2.5	0648	0933	+1.4	1334	1512	-0.9	1728	2046	+1.2	2335
28		0310	-2.8	0722	1007	+1.6	1403	1556	-1.0	1819	2131	+1.2
29	0016	0345	-3.0	0754	1042	+1.7	1428	1638	-1.1	1906	2215	+1.3
30	0058	0416	-3.1	0824	1117	+1.9	1452	1716	-1.3	1953	2301	+1.4
31	0142	0447	-3.1	0855	1153	+1.9	1520	1749	-1.5	2040	2347	+1.4

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

Alcatraz Island, south of
Predicted Tidal Current	August, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0228	0522	-3.1	0926	1231	+1.9	1551	1817	-1.8	2128
2		0035	+1.4	0318	0602	-2.9	1000	1311	+1.9	1626	1846	-2.0	2220
3		0126	+1.3	0413	0650	-2.4	1036	1355	+1.8	1705	1926	-2.1	2319
4		0223	+1.1	0517	0752	-1.9	1116	1443	+1.6	1750	2019	-2.2
5	0031	0331	+1.1	0635	0917	-1.4	1202	1537	+1.5	1842	2129	-2.2
6	0203	0450	+1.0	0811	1036	-1.1	1256	1637	+1.4	1941	2246	-2.3
7	0331	0614	+1.1	0951	1147	-0.9	1404	1741	+1.3	2042
8		0001	-2.4	0441	0725	+1.4	1110	1255	-0.9	1526	1846	+1.4	2143
9		0110	-2.6	0540	0822	+1.6	1209	1356	-1.1	1644	1946	+1.4	2240
10		0208	-2.9	0630	0911	+1.8	1257	1451	-1.2	1751	2040	+1.4	2333
11		0258	-3.1	0715	0955	+1.9	1338	1541	-1.4	1847	2131	+1.4
12	0023	0344	-3.1	0755	1037	+1.9	1415	1627	-1.5	1938	2219	+1.4
13	0111	0428	-3.0	0831	1116	+1.9	1449	1710	-1.7	2025	2305	+1.4
14	0156	0509	-2.8	0903	1152	+1.8	1521	1751	-1.8	2109	2350	+1.3
15	0242	0549	-2.5	0931	1225	+1.6	1551	1829	-1.8	2150
16		0033	+1.2	0328	0629	-2.2	0954	1258	+1.6	1622	1906	-1.7	2230
17		0117	+1.1	0416	0713	-1.8	1016	1333	+1.4	1654	1944	-1.5	2314
18		0206	+0.8	0512	0804	-1.3	1043	1410	+1.2	1729	2029	-1.4
19	0008	0304	+0.7	0624	0904	-0.9	1115	1453	+1.1	1810	2125	-1.3
20	0128	0421	+0.7	0811	1009	-0.6	1154	1543	+0.9	1858	2229	-1.3
21	0255	0554	+0.7	1001	1113	-0.4	1245	1642	+0.8	1955	2334	-1.4
22	0402	0702	+0.9	1110	1215	-0.4	1355	1745	+0.8	2052
23		0035	-1.8	0454	0750	+1.1	1156	1313	-0.6	1516	1845	+0.9	2144
24		0126	-2.1	0536	0827	+1.3	1229	1403	-0.8	1628	1939	+1.0	2231
25		0209	-2.4	0612	0900	+1.5	1252	1446	-1.1	1725	2027	+1.1	2317
26		0248	-2.6	0646	0932	+1.6	1312	1526	-1.3	1814	2113	+1.3
27	0002	0324	-2.9	0717	1006	+1.8	1334	1602	-1.7	1859	2159	+1.4
28	0048	0359	-3.0	0748	1042	+1.9	1359	1633	-2.0	1943	2245	+1.6
29	0135	0435	-3.0	0820	1119	+1.9	1429	1701	-2.3	2028	2332	+1.6
30	0223	0514	-2.9	0854	1159	+1.9	1503	1728	-2.5	2114
31		0020	+1.6	0315	0557	-2.5	0929	1240	+1.9	1540	1802	-2.6	2204

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

Alcatraz Island, south of
Predicted Tidal Current	September, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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		0111	+1.4	0412	0646	-2.1	1007	1324	+1.8	1621	1843	-2.6	2301
2		0209	+1.3	0517	0750	-1.7	1048	1412	+1.6	1708	1933	-2.5
3	0012	0316	+1.2	0638	0910	-1.1	1135	1507	+1.4	1803	2042	-2.3
4	0142	0436	+1.1	0820	1025	-0.9	1234	1610	+1.2	1907	2222	-2.1
5	0309	0600	+1.2	0956	1136	-0.8	1359	1720	+1.1	2019	2347	-2.2
6	0419	0708	+1.4	1101	1244	-0.9	1538	1832	+1.1	2129
7		0059	-2.3	0516	0802	+1.6	1149	1344	-1.2	1653	1936	+1.2	2231
8		0156	-2.5	0604	0847	+1.7	1227	1434	-1.5	1753	2031	+1.4	2327
9		0243	-2.6	0645	0928	+1.8	1301	1517	-1.8	1844	2120	+1.4
10	0017	0325	-2.6	0722	1005	+1.8	1331	1558	-2.0	1929	2206	+1.4
11	0104	0405	-2.5	0754	1040	+1.8	1359	1636	-2.1	2010	2250	+1.4
12	0149	0446	-2.4	0823	1113	+1.6	1427	1712	-2.1	2048	2332	+1.4
13	0234	0526	-2.2	0848	1145	+1.6	1455	1745	-2.1	2124
14		0013	+1.3	0320	0608	-1.9	0911	1218	+1.4	1524	1815	-2.0	2159
15		0056	+1.1	0409	0652	-1.5	0937	1252	+1.3	1554	1836	-1.9	2237
16		0141	+1.1	0506	0743	-1.1	1006	1329	+1.1	1628	1855	-1.8	2323
17		0235	+0.9	0620	0843	-0.7	1040	1411	+0.9	1706	1931	-1.5
18	0026	0343	+0.8	0813	0948	-0.4	1122	1502	+0.8	1754	2123	-1.3
19	0151	0505	+0.8	0949	1051	-0.3	1219	1603	+0.7	1855	2254	-1.4
20	0306	0617	+0.9	1043	1153	-0.4	1341	1711	+0.7	2006	2359	-1.7
21	0402	0706	+1.1	1117	1248	-0.7	1518	1818	+0.8	2112
22		0053	-1.9	0447	0744	+1.4	1138	1335	-1.1	1628	1917	+0.9	2209
23		0139	-2.2	0525	0818	+1.6	1155	1415	-1.4	1721	2008	+1.1	2301
24		0220	-2.4	0600	0852	+1.7	1216	1450	-1.9	1807	2056	+1.4	2351
25		0258	-2.6	0634	0928	+1.9	1241	1522	-2.3	1850	2143	+1.6
26	0040	0338	-2.6	0708	1007	+1.9	1311	1550	-2.6	1933	2230	+1.6
27	0130	0420	-2.6	0744	1047	+1.9	1345	1618	-3.0	2018	2319	+1.8
28	0222	0504	-2.4	0821	1128	+1.9	1421	1651	-3.2	2105
29		0008	+1.7	0316	0553	-2.1	0859	1211	+1.8	1501	1730	-3.2	2156
30		0100	+1.6	0416	0647	-1.8	0940	1257	+1.6	1545	1813	-3.1	2253

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

Alcatraz Island, south of
Predicted Tidal Current	October, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	+1.4	0524	0752	-1.3	1025	1346	+1.4	1634	1903	-2.8
2	0000	0304	+1.3	0648	0904	-0.9	1118	1443	+1.2	1730	2012	-2.3
3	0120	0420	+1.2	0826	1015	-0.8	1231	1548	+1.0	1838	2205	-2.0
4	0239	0537	+1.3	0942	1123	-0.9	1417	1703	+0.9	1957	2327	-1.9
5	0345	0641	+1.4	1034	1228	-1.1	1547	1820	+0.9	2116
6		0036	-2.0	0440	0733	+1.6	1114	1324	-1.4	1654	1927	+1.1	2224
7		0131	-2.1	0526	0816	+1.6	1147	1409	-1.9	1748	2021	+1.2	2322
8		0216	-2.1	0605	0854	+1.6	1215	1448	-2.1	1834	2108	+1.4
9	0012	0258	-2.1	0640	0928	+1.6	1242	1524	-2.3	1915	2152	+1.4
10	0059	0339	-2.1	0710	1001	+1.6	1309	1559	-2.4	1953	2234	+1.4
11	0144	0421	-1.9	0737	1034	+1.5	1337	1632	-2.4	2028	2315	+1.4
12	0230	0504	-1.8	0803	1107	+1.4	1405	1703	-2.4	2103	2356	+1.4
13	0318	0549	-1.4	0830	1141	+1.3	1434	1726	-2.3	2137
14		0037	+1.3	0409	0635	-1.2	0900	1217	+1.2	1505	1742	-2.2	2214
15		0121	+1.2	0509	0727	-0.9	0934	1255	+1.1	1538	1808	-2.1	2257
16		0211	+1.1	0624	0825	-0.6	1013	1338	+0.9	1617	1846	-1.9	2347
17		0308	+1.0	0800	0927	-0.4	1101	1429	+0.8	1703	1937	-1.7
18	0047	0412	+1.0	0911	1027	-0.4	1206	1530	+0.7	1804	2200	-1.5
19	0154	0514	+1.1	0952	1124	-0.7	1338	1640	+0.6	1921	2314	-1.5
20	0253	0607	+1.2	1015	1215	-1.0	1513	1751	+0.8	2040
21		0012	-1.8	0343	0652	+1.4	1034	1300	-1.4	1619	1855	+0.9	2148
22		0103	-2.0	0427	0733	+1.6	1056	1339	-1.9	1710	1950	+1.2	2247
23		0149	-2.1	0508	0812	+1.8	1123	1413	-2.4	1756	2040	+1.4	2342
24		0233	-2.2	0548	0852	+1.9	1155	1443	-2.9	1841	2129	+1.6
25	0036	0317	-2.2	0628	0934	+1.9	1230	1514	-3.2	1926	2219	+1.8
26	0129	0405	-2.1	0709	1017	+1.9	1308	1547	-3.4	2013	2309	+1.8
27	0224	0455	-1.9	0751	1101	+1.8	1348	1626	-3.5	2102	2359	+1.8
28	0322	0549	-1.7	0834	1147	+1.7	1431	1708	-3.4	2154
29		0052	+1.8	0424	0646	-1.3	0920	1235	+1.5	1517	1755	-3.2	2249
30		0148	+1.6	0534	0748	-1.1	1012	1325	+1.3	1607	1847	-2.8	2348
31		0249	+1.5	0652	0854	-0.9	1116	1422	+1.1	1704	2002	-2.2

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

Alcatraz Island, south of
Predicted Tidal Current	November, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0051	0356	+1.4	0809	0959	-0.9	1242	1528	+0.8	1812	2143	-1.9
2	0156	0503	+1.4	0909	1102	-1.1	1422	1645	+0.8	1935	2256	-1.7
3	0257	0603	+1.4	0954	1202	-1.3	1543	1806	+0.8	2101
4		0000	-1.5	0250	0554	+1.4	0930	1154	-1.7	1545	1814	+1.0	2115	2355	-1.5
5	0336	0637	+1.5	1001	1237	-2.0	1636	1908	+1.1	2215
6		0044	-1.5	0415	0715	+1.5	1029	1315	-2.3	1719	1954	+1.3	2307
7		0128	-1.5	0449	0749	+1.4	1056	1351	-2.4	1759	2037	+1.4	2355
8		0212	-1.5	0519	0822	+1.4	1124	1425	-2.5	1836	2119	+1.4
9	0042	0257	-1.4	0549	0856	+1.4	1153	1458	-2.6	1912	2200	+1.4
10	0130	0343	-1.3	0620	0931	+1.3	1223	1529	-2.6	1947	2240	+1.4
11	0220	0431	-1.1	0653	1009	+1.2	1254	1551	-2.5	2023	2321	+1.4
12	0314	0520	-0.9	0729	1048	+1.1	1327	1612	-2.5	2059
13		0002	+1.4	0410	0610	-0.8	0808	1128	+1.1	1402	1642	-2.4	2136
14		0046	+1.3	0511	0704	-0.6	0853	1212	+0.9	1442	1721	-2.3	2216
15		0133	+1.3	0610	0800	-0.6	0948	1303	+0.8	1529	1809	-2.0	2300
16		0224	+1.2	0658	0854	-0.7	1056	1402	+0.7	1629	1916	-1.8	2348
17		0317	+1.3	0732	0945	-0.9	1221	1510	+0.7	1745	2120	-1.7
18	0041	0409	+1.4	0801	1033	-1.3	1351	1622	+0.8	1911	2227	-1.7
19	0134	0500	+1.5	0831	1118	-1.8	1459	1732	+0.9	2029	2326	-1.7
20	0226	0548	+1.6	0903	1159	-2.3	1554	1833	+1.2	2136
21		0019	-1.8	0315	0634	+1.7	0938	1236	-2.8	1645	1927	+1.4	2238
22		0110	-1.8	0403	0720	+1.8	1016	1313	-3.2	1734	2018	+1.6	2336
23		0200	-1.8	0451	0805	+1.8	1057	1350	-3.5	1822	2110	+1.8
24	0033	0252	-1.7	0538	0852	+1.8	1139	1430	-3.6	1911	2201	+1.9
25	0130	0347	-1.5	0627	0939	+1.7	1223	1514	-3.6	2001	2251	+1.9
26	0229	0443	-1.3	0717	1028	+1.6	1309	1602	-3.4	2050	2342	+1.9
27	0329	0539	-1.2	0811	1117	+1.4	1357	1652	-3.2	2139
28		0033	+1.8	0430	0637	-1.1	0910	1208	+1.2	1447	1747	-2.8	2227
29		0126	+1.6	0531	0736	-1.1	1018	1303	+1.0	1543	1858	-2.2	2314
30		0222	+1.5	0629	0834	-1.1	1140	1407	+0.8	1649	2014	-1.8

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

Alcatraz Island, south of
Predicted Tidal Current	December, 2007
Flood Direction, 093 True.	Ebb (-)Direction, 286 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	0002	0318	+1.4	0720	0930	-1.2	1307	1522	+0.7	1809	2120	-1.4
2	0052	0414	+1.4	0803	1024	-1.4	1425	1644	+0.7	1940	2220	-1.2
3	0141	0506	+1.3	0840	1115	-1.7	1527	1756	+0.8	2102	2317	-1.1
4	0227	0552	+1.3	0913	1201	-2.0	1618	1852	+1.0	2208
5		0011	-1.1	0309	0632	+1.3	0943	1243	-2.2	1702	1940	+1.2	2304
6		0100	-1.1	0348	0709	+1.3	1013	1321	-2.4	1742	2023	+1.3	2356
7		0148	-1.1	0426	0745	+1.3	1044	1358	-2.5	1820	2104	+1.4
8	0045	0236	-1.0	0504	0823	+1.2	1116	1435	-2.6	1857	2144	+1.4
9	0133	0324	-1.0	0544	0902	+1.2	1149	1509	-2.8	1932	2223	+1.5
10	0221	0413	-0.9	0624	0942	+1.2	1224	1538	-2.8	2007	2301	+1.6
11	0306	0501	-0.9	0706	1024	+1.1	1300	1600	-2.8	2040	2338	+1.6
12	0348	0548	-0.8	0751	1106	+1.1	1338	1628	-2.8	2112
13		0017	+1.6	0424	0634	-0.8	0840	1151	+1.0	1420	1706	-2.5	2145
14		0058	+1.6	0459	0721	-0.9	0934	1240	+0.9	1509	1751	-2.3	2220
15		0142	+1.6	0533	0808	-1.0	1036	1337	+0.8	1607	1849	-2.0	2300
16		0230	+1.5	0611	0856	-1.3	1151	1442	+0.8	1720	2021	-1.7	2346
17		0321	+1.5	0652	0943	-1.7	1316	1554	+0.8	1848	2146	-1.4
18	0037	0414	+1.5	0734	1030	-2.0	1434	1709	+0.9	2014	2253	-1.3
19	0133	0508	+1.6	0817	1118	-2.5	1538	1818	+1.2	2131	2355	-1.3
20	0230	0601	+1.6	0901	1206	-2.9	1635	1916	+1.4	2239
21		0052	-1.3	0327	0652	+1.6	0946	1253	-3.3	1728	2010	+1.6	2340
22		0147	-1.3	0424	0742	+1.7	1032	1339	-3.5	1818	2101	+1.8
23	0038	0242	-1.3	0520	0832	+1.6	1119	1427	-3.6	1906	2151	+1.9
24	0133	0338	-1.3	0616	0922	+1.6	1207	1518	-3.5	1953	2239	+1.9
25	0225	0432	-1.3	0713	1012	+1.5	1255	1609	-3.4	2037	2326	+1.9
26	0315	0524	-1.3	0810	1102	+1.4	1343	1658	-3.1	2119
27		0011	+1.8	0402	0615	-1.3	0908	1152	+1.2	1433	1748	-2.6	2157
28		0055	+1.7	0448	0706	-1.3	1009	1244	+1.0	1527	1841	-2.2	2231
29		0141	+1.6	0532	0758	-1.3	1117	1343	+0.8	1628	1941	-1.7	2303
30		0227	+1.4	0617	0849	-1.3	1234	1452	+0.7	1742	2042	-1.3	2335
31		0320	+1.2	0701	0941	-1.4	1342	1618	+0.7	1915	2142	-1.0

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