Portland Harbor entrance (depth 39 ft), Casco Bay, Maine Current
43.6280° N, 70.2095° W
Flood direction 308° true
Ebb direction 140° true

August 2025

DaySlackFlood

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Ebb
SlackFlood

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Ebb
SlackFlood

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Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Fri 012:33 AM EDT 0.3 kt4:32 AM EDT8:48 AM EDT −0.7 kt11:31 AM EDT2:55 PM EDT 0.4 kt4:49 PM EDT9:10 PM EDT −0.7 ktFirst Quarter5:30 AM EDT8:03 PM EDT1:50 PM EDT11:22 PM EDT
Sat 021:11 AM EDT3:26 AM EDT 0.3 kt5:19 AM EDT9:39 AM EDT −0.6 kt12:31 PM EDT3:47 PM EDT 0.3 kt5:35 PM EDT10:02 PM EDT −0.6 kt5:31 AM EDT8:02 PM EDT2:56 PM EDT11:50 PM EDT
Sun 031:19 AM EDT −0.0 kt
1:37 AM EDT −0.0 kt
2:26 AM EDT4:18 AM EDT 0.3 kt6:05 AM EDT10:33 AM EDT −0.5 kt1:29 PM EDT4:39 PM EDT 0.3 kt6:24 PM EDT10:56 PM EDT −0.6 kt5:32 AM EDT8:00 PM EDT4:01 PM EDT
Mon 042:07 AM EDT −0.1 kt
2:31 AM EDT −0.1 kt
3:28 AM EDT5:09 AM EDT 0.2 kt6:48 AM EDT11:27 AM EDT −0.5 kt2:04 PM EDT5:29 PM EDT 0.3 kt7:16 PM EDT11:49 PM EDT −0.6 kt5:33 AM EDT7:59 PM EDT5:02 PM EDT12:26 AM EDT
Tue 053:03 AM EDT −0.1 kt
3:18 AM EDT −0.1 kt
4:20 AM EDT5:57 AM EDT 0.2 kt7:31 AM EDT12:17 PM EDT −0.5 kt2:41 PM EDT6:16 PM EDT 0.4 kt8:10 PM EDT5:34 AM EDT7:57 PM EDT5:58 PM EDT1:11 AM EDT
Wed 0612:39 AM EDT −0.7 kt5:00 AM EDT6:44 AM EDT 0.2 kt8:21 AM EDT1:04 PM EDT −0.6 kt3:23 PM EDT7:02 PM EDT 0.4 kt9:06 PM EDT5:35 AM EDT7:56 PM EDT6:45 PM EDT2:08 AM EDT
Thu 071:27 AM EDT −0.8 kt5:08 AM EDT7:31 AM EDT 0.3 kt9:19 AM EDT1:52 PM EDT −0.6 kt4:08 PM EDT7:49 PM EDT 0.4 kt9:59 PM EDT5:36 AM EDT7:55 PM EDT7:24 PM EDT3:13 AM EDT
Fri 082:14 AM EDT −0.9 kt5:08 AM EDT8:19 AM EDT 0.3 kt10:20 AM EDT2:38 PM EDT −0.7 kt4:54 PM EDT8:36 PM EDT 0.5 kt10:49 PM EDT5:38 AM EDT7:53 PM EDT7:55 PM EDT4:25 AM EDT
Sat 093:01 AM EDT −0.9 kt5:41 AM EDT9:06 AM EDT 0.4 kt11:16 AM EDT3:25 PM EDT −0.8 kt5:41 PM EDT9:22 PM EDT 0.6 kt11:35 PM EDTFull Moon5:39 AM EDT7:52 PM EDT8:21 PM EDT5:40 AM EDT
Sun 103:47 AM EDT −1.0 kt6:21 AM EDT9:50 AM EDT 0.5 kt12:06 PM EDT4:11 PM EDT −0.9 kt6:30 PM EDT10:06 PM EDT 0.6 kt5:40 AM EDT7:51 PM EDT8:43 PM EDT6:55 AM EDT
Mon 1112:21 AM EDT4:32 AM EDT −1.1 kt7:03 AM EDT10:33 AM EDT 0.6 kt12:54 PM EDT4:57 PM EDT −1.0 kt7:19 PM EDT10:50 PM EDT 0.6 kt5:41 AM EDT7:49 PM EDT9:03 PM EDT8:10 AM EDT
Tue 121:10 AM EDT5:19 AM EDT −1.1 kt7:49 AM EDT11:17 AM EDT 0.7 kt1:42 PM EDT5:45 PM EDT −1.1 kt8:09 PM EDT11:37 PM EDT 0.7 kt5:42 AM EDT7:48 PM EDT9:24 PM EDT9:26 AM EDT
Wed 132:01 AM EDT6:09 AM EDT −1.1 kt8:36 AM EDT12:06 PM EDT 0.7 kt2:31 PM EDT6:36 PM EDT −1.1 kt9:01 PM EDT5:43 AM EDT7:47 PM EDT9:45 PM EDT10:42 AM EDT
Thu 1412:30 AM EDT 0.7 kt2:55 AM EDT7:02 AM EDT −1.1 kt9:26 AM EDT1:00 PM EDT 0.6 kt3:21 PM EDT7:28 PM EDT −1.1 kt9:55 PM EDT5:44 AM EDT7:45 PM EDT10:11 PM EDT11:59 AM EDT
Fri 151:27 AM EDT 0.6 kt3:51 AM EDT7:55 AM EDT −1.0 kt10:20 AM EDT1:57 PM EDT 0.6 kt4:16 PM EDT8:21 PM EDT −1.1 kt10:55 PM EDT5:45 AM EDT7:43 PM EDT10:41 PM EDT1:19 PM EDT
Sat 162:25 AM EDT 0.6 kt4:50 AM EDT8:50 AM EDT −0.9 kt11:19 AM EDT2:54 PM EDT 0.6 kt5:17 PM EDT9:17 PM EDT −1.1 ktLast Quarter5:46 AM EDT7:42 PM EDT11:20 PM EDT2:38 PM EDT
Sun 1712:02 AM EDT3:22 AM EDT 0.6 kt5:51 AM EDT9:48 AM EDT −0.9 kt12:23 PM EDT3:52 PM EDT 0.6 kt6:23 PM EDT10:17 PM EDT −1.0 kt5:48 AM EDT7:40 PM EDT3:54 PM EDT
Mon 181:21 AM EDT4:20 AM EDT 0.5 kt6:53 AM EDT10:47 AM EDT −0.9 kt1:31 PM EDT4:49 PM EDT 0.6 kt7:33 PM EDT11:17 PM EDT −1.0 kt5:49 AM EDT7:39 PM EDT12:11 AM EDT4:59 PM EDT
Tue 192:46 AM EDT5:17 AM EDT 0.5 kt7:59 AM EDT11:46 AM EDT −0.8 kt2:38 PM EDT5:44 PM EDT 0.7 kt8:47 PM EDT5:50 AM EDT7:37 PM EDT1:14 AM EDT5:52 PM EDT
Wed 2012:15 AM EDT −1.1 kt3:59 AM EDT6:11 AM EDT 0.5 kt9:18 AM EDT12:41 PM EDT −0.9 kt3:43 PM EDT6:37 PM EDT 0.7 kt9:56 PM EDT5:51 AM EDT7:36 PM EDT2:25 AM EDT6:33 PM EDT
Thu 211:10 AM EDT −1.1 kt4:58 AM EDT7:04 AM EDT 0.5 kt10:30 AM EDT1:34 PM EDT −0.9 kt4:41 PM EDT7:29 PM EDT 0.7 kt10:54 PM EDT5:52 AM EDT7:34 PM EDT3:40 AM EDT7:04 PM EDT
Fri 222:02 AM EDT −1.1 kt5:47 AM EDT7:57 AM EDT 0.5 kt11:26 AM EDT2:26 PM EDT −0.9 kt5:35 PM EDT8:21 PM EDT 0.7 kt11:42 PM EDT5:53 AM EDT7:32 PM EDT4:55 AM EDT7:29 PM EDT
Sat 232:51 AM EDT −1.1 kt6:30 AM EDT8:48 AM EDT 0.6 kt12:11 PM EDT3:15 PM EDT −0.9 kt6:25 PM EDT9:12 PM EDT 0.7 ktNew Moon5:54 AM EDT7:31 PM EDT6:07 AM EDT7:50 PM EDT
Sun 2412:22 AM EDT3:39 AM EDT −1.1 kt7:09 AM EDT9:36 AM EDT 0.6 kt12:49 PM EDT4:02 PM EDT −1.0 kt7:11 PM EDT9:59 PM EDT 0.7 kt5:55 AM EDT7:29 PM EDT7:16 AM EDT8:08 PM EDT
Mon 2512:58 AM EDT4:24 AM EDT −1.1 kt7:43 AM EDT10:21 AM EDT 0.6 kt1:19 PM EDT4:47 PM EDT −1.0 kt7:51 PM EDT10:44 PM EDT 0.6 kt5:57 AM EDT7:27 PM EDT8:22 AM EDT8:25 PM EDT
Tue 261:30 AM EDT5:08 AM EDT −1.0 kt8:14 AM EDT11:05 AM EDT 0.6 kt1:45 PM EDT5:30 PM EDT −0.9 kt8:26 PM EDT11:29 PM EDT 0.6 kt5:58 AM EDT7:26 PM EDT9:27 AM EDT8:43 PM EDT
Wed 272:02 AM EDT5:54 AM EDT −0.9 kt8:46 AM EDT11:50 AM EDT 0.5 kt2:12 PM EDT6:15 PM EDT −0.9 kt8:59 PM EDT5:59 AM EDT7:24 PM EDT10:31 AM EDT9:02 PM EDT
Thu 2812:17 AM EDT 0.5 kt2:35 AM EDT6:40 AM EDT −0.8 kt9:18 AM EDT12:39 PM EDT 0.4 kt2:43 PM EDT7:00 PM EDT −0.8 kt9:34 PM EDT6:00 AM EDT7:22 PM EDT11:36 AM EDT9:23 PM EDT
Fri 291:07 AM EDT 0.4 kt3:10 AM EDT7:27 AM EDT −0.7 kt9:53 AM EDT1:30 PM EDT 0.4 kt3:19 PM EDT7:46 PM EDT −0.7 kt10:13 PM EDT11:20 PM EDT 0.1 kt
11:40 PM EDT 0.1 kt
6:01 AM EDT7:20 PM EDT12:41 PM EDT9:49 PM EDT
Sat 301:58 AM EDT 0.3 kt3:47 AM EDT8:14 AM EDT −0.6 kt10:32 AM EDT11:33 AM EDT 0.1 kt
12:11 PM EDT 0.1 kt
2:22 PM EDT 0.3 kt
4:00 PM EDT8:33 PM EDT −0.6 kt10:59 PM EDT11:48 PM EDT 0.1 kt6:02 AM EDT7:19 PM EDT1:47 PM EDT10:22 PM EDT
Sun 3112:46 AM EDT 0.1 kt
2:50 AM EDT 0.2 kt
4:24 AM EDT9:03 AM EDT −0.5 kt11:17 AM EDT12:10 PM EDT 0.1 kt
1:09 PM EDT 0.1 kt
3:14 PM EDT 0.3 kt
4:49 PM EDT9:24 PM EDT −0.6 kt11:56 PM EDTFirst Quarter6:03 AM EDT7:17 PM EDT2:50 PM EDT11:03 PM EDT

NOT FOR NAVIGATION

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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