Neponset, Neponset River, Boston Harbor, Massachusetts
42.2850° N, 71.0400° W

May 2026

DayHigh


Low
High


Low
High

PhaseSunriseSunsetMoonriseMoonset
Fri 015:53 AM EDT 0.0 ft12:02 PM EDT 9.4 ft6:02 PM EDT 1.0 ftFull Moon5:39 AM EDT7:43 PM EDT8:08 PM EDT5:10 AM EDT
Sat 0212:06 AM EDT 10.2 ft6:33 AM EDT 0.0 ft12:42 PM EDT 9.2 ft6:40 PM EDT 1.2 ft5:38 AM EDT7:44 PM EDT9:13 PM EDT5:37 AM EDT
Sun 0312:44 AM EDT 10.2 ft7:12 AM EDT 0.1 ft1:22 PM EDT 9.0 ft7:18 PM EDT 1.3 ft5:36 AM EDT7:46 PM EDT10:15 PM EDT6:10 AM EDT
Mon 041:22 AM EDT 10.0 ft7:51 AM EDT 0.3 ft2:01 PM EDT 8.8 ft7:58 PM EDT 1.6 ft5:35 AM EDT7:47 PM EDT11:12 PM EDT6:49 AM EDT
Tue 052:02 AM EDT 9.9 ft8:31 AM EDT 0.6 ft2:42 PM EDT 8.6 ft8:38 PM EDT 1.8 ft5:34 AM EDT7:48 PM EDT7:37 AM EDT
Wed 062:42 AM EDT 9.7 ft9:13 AM EDT 0.8 ft3:24 PM EDT 8.4 ft9:21 PM EDT 2.0 ft5:33 AM EDT7:49 PM EDT12:02 AM EDT8:32 AM EDT
Thu 073:26 AM EDT 9.5 ft9:58 AM EDT 1.1 ft4:10 PM EDT 8.3 ft10:08 PM EDT 2.2 ft5:31 AM EDT7:50 PM EDT12:45 AM EDT9:33 AM EDT
Fri 084:13 AM EDT 9.2 ft10:46 AM EDT 1.2 ft4:59 PM EDT 8.2 ft11:00 PM EDT 2.2 ft5:30 AM EDT7:51 PM EDT1:19 AM EDT10:38 AM EDT
Sat 095:05 AM EDT 9.1 ft11:37 AM EDT 1.3 ft5:49 PM EDT 8.3 ft11:54 PM EDT 2.1 ftLast Quarter5:29 AM EDT7:52 PM EDT1:48 AM EDT11:44 AM EDT
Sun 105:58 AM EDT 9.0 ft12:27 PM EDT 1.3 ft6:39 PM EDT 8.6 ft5:28 AM EDT7:53 PM EDT2:13 AM EDT12:51 PM EDT
Mon 1112:49 AM EDT 1.9 ft6:53 AM EDT 9.1 ft1:17 PM EDT 1.2 ft7:29 PM EDT 9.0 ft5:27 AM EDT7:54 PM EDT2:35 AM EDT2:00 PM EDT
Tue 121:44 AM EDT 1.4 ft7:48 AM EDT 9.2 ft2:08 PM EDT 1.0 ft8:18 PM EDT 9.6 ft5:26 AM EDT7:55 PM EDT2:56 AM EDT3:10 PM EDT
Wed 132:39 AM EDT 0.8 ft8:44 AM EDT 9.4 ft2:59 PM EDT 0.7 ft9:07 PM EDT 10.2 ft5:24 AM EDT7:56 PM EDT3:18 AM EDT4:22 PM EDT
Thu 143:33 AM EDT 0.1 ft9:38 AM EDT 9.7 ft3:49 PM EDT 0.4 ft9:55 PM EDT 10.9 ft5:23 AM EDT7:57 PM EDT3:41 AM EDT5:39 PM EDT
Fri 154:25 AM EDT −0.5 ft10:29 AM EDT 10.0 ft4:38 PM EDT 0.1 ft10:42 PM EDT 11.4 ft5:22 AM EDT7:58 PM EDT4:08 AM EDT7:00 PM EDT
Sat 165:16 AM EDT −1.1 ft11:20 AM EDT 10.2 ft5:27 PM EDT −0.1 ft11:31 PM EDT 11.8 ftNew Moon5:21 AM EDT7:59 PM EDT4:42 AM EDT8:24 PM EDT
Sun 176:07 AM EDT −1.4 ft12:12 PM EDT 10.2 ft6:18 PM EDT −0.1 ft5:20 AM EDT8:00 PM EDT5:25 AM EDT9:44 PM EDT
Mon 1812:22 AM EDT 12.0 ft6:59 AM EDT −1.5 ft1:06 PM EDT 10.2 ft7:10 PM EDT −0.1 ft5:20 AM EDT8:01 PM EDT6:21 AM EDT10:54 PM EDT
Tue 191:16 AM EDT 11.9 ft7:52 AM EDT −1.4 ft2:02 PM EDT 10.0 ft8:03 PM EDT 0.1 ft5:19 AM EDT8:02 PM EDT7:30 AM EDT11:50 PM EDT
Wed 202:11 AM EDT 11.6 ft8:46 AM EDT −1.1 ft2:58 PM EDT 9.9 ft8:59 PM EDT 0.4 ft5:18 AM EDT8:03 PM EDT8:47 AM EDT
Thu 213:08 AM EDT 11.2 ft9:42 AM EDT −0.6 ft3:56 PM EDT 9.7 ft9:58 PM EDT 0.8 ft5:17 AM EDT8:04 PM EDT10:05 AM EDT12:32 AM EDT
Fri 224:09 AM EDT 10.6 ft10:41 AM EDT −0.2 ft4:58 PM EDT 9.5 ft11:01 PM EDT 1.0 ft5:16 AM EDT8:05 PM EDT11:21 AM EDT1:05 AM EDT
Sat 235:13 AM EDT 10.1 ft11:42 AM EDT 0.3 ft6:00 PM EDT 9.5 ftFirst Quarter5:15 AM EDT8:06 PM EDT12:32 PM EDT1:31 AM EDT
Sun 2412:07 AM EDT 1.2 ft6:19 AM EDT 9.7 ft12:41 PM EDT 0.6 ft7:00 PM EDT 9.6 ft5:15 AM EDT8:07 PM EDT1:40 PM EDT1:53 AM EDT
Mon 251:10 AM EDT 1.2 ft7:23 AM EDT 9.3 ft1:38 PM EDT 0.9 ft7:57 PM EDT 9.7 ft5:14 AM EDT8:08 PM EDT2:46 PM EDT2:13 AM EDT
Tue 262:13 AM EDT 1.1 ft8:26 AM EDT 9.1 ft2:33 PM EDT 1.1 ft8:51 PM EDT 9.8 ft5:13 AM EDT8:09 PM EDT3:51 PM EDT2:32 AM EDT
Wed 273:12 AM EDT 0.9 ft9:24 AM EDT 9.0 ft3:25 PM EDT 1.3 ft9:39 PM EDT 9.9 ft5:12 AM EDT8:10 PM EDT4:55 PM EDT2:53 AM EDT
Thu 284:04 AM EDT 0.7 ft10:14 AM EDT 9.0 ft4:11 PM EDT 1.4 ft10:22 PM EDT 10.1 ft5:12 AM EDT8:11 PM EDT6:00 PM EDT3:15 AM EDT
Fri 294:50 AM EDT 0.5 ft10:58 AM EDT 8.9 ft4:54 PM EDT 1.5 ft11:01 PM EDT 10.1 ft5:11 AM EDT8:11 PM EDT7:04 PM EDT3:40 AM EDT
Sat 305:31 AM EDT 0.4 ft11:40 AM EDT 8.9 ft5:33 PM EDT 1.5 ft11:39 PM EDT 10.1 ft5:11 AM EDT8:12 PM EDT8:07 PM EDT4:11 AM EDT
Sun 316:11 AM EDT 0.4 ft12:20 PM EDT 8.8 ft6:13 PM EDT 1.6 ftFull Moon5:10 AM EDT8:13 PM EDT9:06 PM EDT4:48 AM 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.

Web pages copyright © 2005-2026 Mobile Geographics LLC