Alcatraz Island, southwest of, San Francisco Bay, California Current (68d)
37.8145 N, 122.4320 W
Flood direction 80 true
Ebb direction 252 true

October 2020




Thu 0112:37 AM PDT3:40 AM PDT −1.3 kt6:48 AM PDT10:03 AM PDT 1.0 kt1:08 PM PDT3:58 PM PDT −1.2 kt7:11 PM PDT10:24 PM PDT 0.8 ktFull Moon7:05 AM PDT6:51 PM PDT7:14 PM PDT6:47 AM PDT
Fri 021:20 AM PDT4:22 AM PDT −1.2 kt7:16 AM PDT10:36 AM PDT 1.0 kt1:37 PM PDT4:33 PM PDT −1.2 kt7:45 PM PDT11:04 PM PDT 0.8 kt7:06 AM PDT6:50 PM PDT7:39 PM PDT7:44 AM PDT
Sat 032:04 AM PDT5:05 AM PDT −1.1 kt7:43 AM PDT11:09 AM PDT 0.9 kt2:05 PM PDT5:04 PM PDT −1.2 kt8:17 PM PDT11:43 PM PDT 0.8 kt7:07 AM PDT6:48 PM PDT8:04 PM PDT8:40 AM PDT
Sun 042:49 AM PDT5:49 AM PDT −1.0 kt8:10 AM PDT11:43 AM PDT 0.9 kt2:35 PM PDT5:26 PM PDT −1.2 kt8:49 PM PDT7:08 AM PDT6:47 PM PDT8:31 PM PDT9:38 AM PDT
Mon 0512:24 AM PDT 0.7 kt3:38 AM PDT6:35 AM PDT −0.8 kt8:40 AM PDT12:19 PM PDT 0.8 kt3:06 PM PDT5:39 PM PDT −1.1 kt9:24 PM PDT7:09 AM PDT6:45 PM PDT9:02 PM PDT10:36 AM PDT
Tue 061:08 AM PDT 0.7 kt4:34 AM PDT7:26 AM PDT −0.6 kt9:14 AM PDT12:59 PM PDT 0.7 kt3:40 PM PDT6:06 PM PDT −1.1 kt10:06 PM PDT7:10 AM PDT6:44 PM PDT9:37 PM PDT11:34 AM PDT
Wed 071:59 AM PDT 0.6 kt5:43 AM PDT8:24 AM PDT −0.4 kt9:53 AM PDT1:43 PM PDT 0.6 kt4:19 PM PDT6:45 PM PDT −1.0 kt10:57 PM PDT7:11 AM PDT6:42 PM PDT10:18 PM PDT12:33 PM PDT
Thu 082:58 AM PDT 0.6 kt7:16 AM PDT9:25 AM PDT −0.3 kt10:40 AM PDT2:35 PM PDT 0.5 kt5:07 PM PDT7:36 PM PDT −0.9 kt7:12 AM PDT6:41 PM PDT11:06 PM PDT1:30 PM PDT
Fri 0912:05 AM PDT4:08 AM PDT 0.6 kt8:44 AM PDT10:25 AM PDT −0.3 kt11:42 AM PDT3:35 PM PDT 0.5 kt6:08 PM PDT8:52 PM PDT −0.8 ktLast Quarter7:13 AM PDT6:39 PM PDT2:24 PM PDT
Sat 101:26 AM PDT5:17 AM PDT 0.6 kt9:35 AM PDT11:23 AM PDT −0.4 kt1:06 PM PDT4:41 PM PDT 0.5 kt7:19 PM PDT11:00 PM PDT −0.9 kt7:14 AM PDT6:38 PM PDT12:01 AM PDT3:13 PM PDT
Sun 112:32 AM PDT6:13 AM PDT 0.7 kt10:07 AM PDT12:16 PM PDT −0.6 kt2:32 PM PDT5:48 PM PDT 0.5 kt8:28 PM PDT7:15 AM PDT6:36 PM PDT1:03 AM PDT3:58 PM PDT
Mon 1212:03 AM PDT −1.0 kt3:24 AM PDT6:58 AM PDT 0.9 kt10:32 AM PDT1:03 PM PDT −0.8 kt3:38 PM PDT6:48 PM PDT 0.7 kt9:30 PM PDT7:15 AM PDT6:35 PM PDT2:10 AM PDT4:38 PM PDT
Tue 1312:54 AM PDT −1.2 kt4:08 AM PDT7:39 AM PDT 1.0 kt10:57 AM PDT1:44 PM PDT −1.0 kt4:32 PM PDT7:42 PM PDT 0.8 kt10:27 PM PDT7:16 AM PDT6:34 PM PDT3:21 AM PDT5:14 PM PDT
Wed 141:40 AM PDT −1.3 kt4:50 AM PDT8:18 AM PDT 1.1 kt11:27 AM PDT2:21 PM PDT −1.3 kt5:20 PM PDT8:33 PM PDT 0.9 kt11:21 PM PDT7:17 AM PDT6:32 PM PDT4:33 AM PDT5:47 PM PDT
Thu 152:25 AM PDT −1.4 kt5:30 AM PDT8:59 AM PDT 1.2 kt11:59 AM PDT2:57 PM PDT −1.5 kt6:07 PM PDT9:23 PM PDT 1.0 kt7:18 AM PDT6:31 PM PDT5:47 AM PDT6:19 PM PDT
Fri 1612:14 AM PDT3:10 AM PDT −1.4 kt6:10 AM PDT9:40 AM PDT 1.2 kt12:34 PM PDT3:31 PM PDT −1.6 kt6:53 PM PDT10:12 PM PDT 1.1 ktNew Moon7:19 AM PDT6:29 PM PDT7:02 AM PDT6:52 PM PDT
Sat 171:07 AM PDT3:59 AM PDT −1.4 kt6:51 AM PDT10:23 AM PDT 1.2 kt1:12 PM PDT4:06 PM PDT −1.7 kt7:41 PM PDT11:03 PM PDT 1.1 kt7:20 AM PDT6:28 PM PDT8:18 AM PDT7:27 PM PDT
Sun 182:02 AM PDT4:50 AM PDT −1.3 kt7:32 AM PDT11:07 AM PDT 1.1 kt1:52 PM PDT4:43 PM PDT −1.7 kt8:30 PM PDT11:54 PM PDT 1.1 kt7:21 AM PDT6:27 PM PDT9:34 AM PDT8:06 PM PDT
Mon 192:59 AM PDT5:43 AM PDT −1.1 kt8:14 AM PDT11:52 AM PDT 1.0 kt2:34 PM PDT5:23 PM PDT −1.7 kt9:23 PM PDT7:22 AM PDT6:25 PM PDT10:49 AM PDT8:51 PM PDT
Tue 2012:47 AM PDT 1.0 kt4:01 AM PDT6:40 AM PDT −0.9 kt8:59 AM PDT12:39 PM PDT 0.9 kt3:20 PM PDT6:08 PM PDT −1.5 kt10:19 PM PDT7:23 AM PDT6:24 PM PDT12:00 PM PDT9:42 PM PDT
Wed 211:44 AM PDT 0.9 kt5:10 AM PDT7:44 AM PDT −0.7 kt9:48 AM PDT1:30 PM PDT 0.8 kt4:10 PM PDT7:05 PM PDT −1.3 kt11:23 PM PDT7:24 AM PDT6:23 PM PDT1:05 PM PDT10:38 PM PDT
Thu 222:49 AM PDT 0.9 kt6:30 AM PDT8:50 AM PDT −0.5 kt10:49 AM PDT2:28 PM PDT 0.6 kt5:08 PM PDT8:41 PM PDT −1.1 kt7:25 AM PDT6:21 PM PDT2:00 PM PDT11:39 PM PDT
Fri 2312:32 AM PDT4:00 AM PDT 0.8 kt7:56 AM PDT9:56 AM PDT −0.5 kt12:15 PM PDT3:35 PM PDT 0.5 kt6:19 PM PDT10:01 PM PDT −1.0 ktFirst Quarter7:26 AM PDT6:20 PM PDT2:47 PM PDT
Sat 241:42 AM PDT5:10 AM PDT 0.8 kt9:03 AM PDT10:59 AM PDT −0.5 kt1:55 PM PDT4:52 PM PDT 0.5 kt7:40 PM PDT11:10 PM PDT −0.9 kt7:27 AM PDT6:19 PM PDT3:26 PM PDT12:41 AM PDT
Sun 252:43 AM PDT6:10 AM PDT 0.9 kt9:51 AM PDT11:59 AM PDT −0.7 kt3:12 PM PDT6:09 PM PDT 0.5 kt8:57 PM PDT7:28 AM PDT6:18 PM PDT4:00 PM PDT1:43 AM PDT
Mon 2612:10 AM PDT −1.0 kt3:35 AM PDT7:00 AM PDT 0.9 kt10:29 AM PDT12:51 PM PDT −0.9 kt4:11 PM PDT7:11 PM PDT 0.6 kt10:01 PM PDT7:29 AM PDT6:17 PM PDT4:28 PM PDT2:44 AM PDT
Tue 271:02 AM PDT −1.0 kt4:19 AM PDT7:41 AM PDT 1.0 kt11:00 AM PDT1:34 PM PDT −1.0 kt4:59 PM PDT8:01 PM PDT 0.7 kt10:55 PM PDT7:30 AM PDT6:15 PM PDT4:55 PM PDT3:43 AM PDT
Wed 281:47 AM PDT −1.1 kt4:57 AM PDT8:18 AM PDT 1.0 kt11:27 AM PDT2:12 PM PDT −1.2 kt5:41 PM PDT8:45 PM PDT 0.8 kt11:43 PM PDT7:31 AM PDT6:14 PM PDT5:19 PM PDT4:41 AM PDT
Thu 292:30 AM PDT −1.1 kt5:30 AM PDT8:51 AM PDT 1.0 kt11:55 AM PDT2:48 PM PDT −1.3 kt6:19 PM PDT9:26 PM PDT 0.8 kt7:32 AM PDT6:13 PM PDT5:43 PM PDT5:38 AM PDT
Fri 3012:29 AM PDT3:12 AM PDT −1.1 kt6:01 AM PDT9:24 AM PDT 0.9 kt12:22 PM PDT3:23 PM PDT −1.3 kt6:54 PM PDT10:07 PM PDT 0.8 kt7:33 AM PDT6:12 PM PDT6:08 PM PDT6:34 AM PDT
Sat 311:13 AM PDT3:57 AM PDT −1.0 kt6:30 AM PDT9:57 AM PDT 0.9 kt12:50 PM PDT3:56 PM PDT −1.4 kt7:27 PM PDT10:46 PM PDT 0.9 ktFull Moon7:34 AM PDT6:11 PM PDT6:34 PM PDT7:31 AM PDT


This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  The author and the publisher each assume no liability for damages arising from use of these predictions.  They are not certified to be correct, and they do not incorporate the effects of tropical storms, El Niño, seismic events, subsidence, uplift, or changes in global sea level.

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