Average difference between the day's highest high and lowest low tide over the next 30 days.
| Station | High tides | Low tides |
|---|---|---|
| Amelia Earhart Dam, Mystic River | 12:16 AM 10.2 ft12:26 PM 11.6 ft | 6:20 AM 0.2 ft6:54 PM -1.2 ft |
| Annisquam, Lobster Cove | 12:15 AM 9.3 ft12:26 PM 10.7 ft | 6:12 AM 0.1 ft6:50 PM -1.0 ft |
| Barnstable Harbor, Beach Point | 12:21 AM 10.2 ft12:32 PM 11.5 ft | 6:43 AM -0.0 ft7:19 PM -1.1 ft |
| Beverly, Beverly Harbor | 12:15 AM 9.5 ft12:26 PM 10.8 ft | 6:14 AM 0.2 ft6:49 PM -1.1 ft |
| Boston | 12:10 AM 10.2 ft12:21 PM 11.5 ft | 6:13 AM -0.0 ft6:49 PM -1.1 ft |
| Boston Light | 12:10 AM 9.8 ft12:21 PM 11.0 ft | 6:08 AM -0.1 ft6:45 PM -1.1 ft |
| Brant Rock, Green Harbor River | 12:21 AM 9.5 ft12:32 PM 10.8 ft | 6:20 AM 0.3 ft6:55 PM -1.0 ft |
| Cape Cod Canal, Bourne Bridge | 11:12 AM 5.6 ft11:48 PM 4.4 ft | 5:36 AM 0.5 ft6:18 PM -0.4 ft |
| Cape Cod Canal, Bournedale | 11:58 AM 7.6 ft | 6:02 AM 0.4 ft6:39 PM -0.6 ft |
| Cape Cod Canal, RR. bridge | 10:17 AM 4.9 ft10:44 PM 3.8 ft | 3:22 AM 0.1 ft5:36 PM -0.5 ft |
| Cape Cod Canal, Sagamore | 12:05 AM 8.3 ft12:16 PM 9.5 ft | 6:15 AM 0.3 ft6:50 PM -0.9 ft |
| Cedar Tree Neck | 9:08 AM 2.9 ft9:36 PM 2.4 ft | 3:31 AM -0.3 ft4:32 PM -0.1 ft |
| Chappaquoit Point, West Falmouth Harbor | 9:10 AM 5.0 ft9:36 PM 4.0 ft | 2:11 AM -0.5 ft3:03 PM -0.4 ft |
| Charlestown, Charles River entrance | 12:10 AM 10.2 ft12:21 PM 11.5 ft | 6:14 AM -0.0 ft6:50 PM -1.1 ft |
| Chatham Harbor, Aunt Lydias Cove | 1:00 AM 5.2 ft1:04 PM 6.4 ft | 7:22 AM 0.2 ft8:15 PM -0.4 ft |
| Chatham, Stage Harbor | 1:09 AM 4.0 ft1:09 PM 5.1 ft | 6:46 AM 0.5 ft7:32 PM -0.4 ft |
| Chelsea St. Bridge, Chelsea River | 12:16 AM 10.2 ft12:27 PM 11.5 ft | 6:18 AM 0.2 ft6:52 PM -1.1 ft |
| Clarks Point | 9:12 AM 4.7 ft9:36 PM 3.7 ft | 2:16 AM -0.4 ft3:01 PM -0.4 ft |
| Cohasset Harbor (White Head) | 12:14 AM 9.4 ft12:25 PM 10.6 ft | 6:11 AM -0.0 ft6:47 PM -1.0 ft |
| Cotuit Highlands | 1:27 AM 2.6 ft1:38 PM 3.0 ft | 7:00 AM 0.0 ft7:36 PM -0.3 ft |
| Crow Point, Hingham Harbor entrance | 12:12 AM 10.1 ft12:23 PM 11.4 ft | 6:18 AM -0.0 ft6:54 PM -1.1 ft |
| Cuttyhunk | 10:18 AM 4.5 ft10:46 PM 3.8 ft | 3:14 AM -0.4 ft4:15 PM -0.2 ft |
| Damons Point, North River | 12:30 AM 9.1 ft12:41 PM 10.2 ft | 6:49 AM -0.0 ft7:25 PM -1.0 ft |
| Deer Island (south end) | 12:11 AM 9.9 ft12:22 PM 11.2 ft | 6:13 AM -0.0 ft6:49 PM -1.0 ft |
| Dennisport | 1:13 AM 3.7 ft1:24 PM 4.1 ft | 6:51 AM 0.0 ft7:27 PM -0.4 ft |
| Duxbury, Duxbury Harbor | 12:29 AM 10.4 ft12:43 PM 11.8 ft | 6:53 AM 0.6 ft7:26 PM -0.8 ft |
| Edgartown | 1:12 AM 1.8 ft10:54 AM 2.8 ft | 6:24 AM 0.5 ft7:12 PM -0.2 ft |
| Eel Point | 12:49 AM 2.5 ft1:00 PM 2.8 ft | 6:20 AM 0.0 ft6:56 PM -0.3 ft |
| Essex | 12:27 AM 9.6 ft12:37 PM 11.1 ft | 6:48 AM 0.3 ft7:26 PM -0.7 ft |
| Fall River, Massachusetts | 9:19 AM 5.6 ft9:49 PM 4.8 ft | 2:15 AM -0.5 ft3:02 PM -0.1 ft |
| Falmouth Heights | 12:05 PM 1.6 ft | 6:04 AM 0.0 ft6:40 PM -0.1 ft |
| Gay Head | 8:52 AM 3.8 ft9:20 PM 3.2 ft | 2:44 AM -0.3 ft3:45 PM -0.2 ft |
| Georges Shoal, Texas Tower | 11:34 AM 5.1 ft | 5:30 AM 0.0 ft6:06 PM -0.5 ft |
| Gloucester Harbor | 12:13 AM 9.3 ft12:22 PM 10.7 ft | 6:10 AM 0.2 ft6:47 PM -1.1 ft |
| Gray Gables | 9:42 AM 4.8 ft10:06 PM 3.7 ft | 2:42 AM -0.3 ft3:42 PM -0.3 ft |
| Great Hill | 9:18 AM 5.2 ft9:42 PM 4.5 ft | 2:12 AM -0.4 ft3:12 PM -0.2 ft |
| Great Point | 12:53 AM 3.3 ft1:04 PM 3.7 ft | 6:41 AM 0.0 ft7:17 PM -0.3 ft |
| Hingham | 12:19 AM 10.2 ft12:30 PM 11.5 ft | 6:21 AM -0.0 ft6:57 PM -1.1 ft |
| Hix Bridge, East Branch | 10:38 AM 3.6 ft11:06 PM 3.0 ft | 4:29 AM -0.3 ft5:30 PM -0.2 ft |
| Hull | 12:15 AM 9.9 ft12:26 PM 11.2 ft | 6:20 AM -0.0 ft6:56 PM -1.0 ft |
| Hyannis Port | 1:20 AM 3.3 ft1:20 PM 4.3 ft | 6:42 AM 0.4 ft7:32 PM -0.4 ft |
| Little Harbor | 9:30 AM 1.9 ft9:58 PM 1.6 ft | 4:20 AM -0.2 ft5:21 PM -0.1 ft |
| Lynn, Lynn Harbor | 12:13 AM 10.0 ft12:24 PM 11.2 ft | 6:13 AM -0.2 ft6:50 PM -1.3 ft |
| Marion, Sippican Harbor | 9:08 AM 5.3 ft9:36 PM 4.4 ft | 2:11 AM -0.5 ft3:12 PM -0.3 ft |
| Martha's Vineyard GPS Buoy | 8:41 AM 3.8 ft9:03 PM 3.0 ft | 2:12 AM -0.3 ft2:59 PM -0.2 ft |
| Mattapoisett, Mattapoisett Harbor | 9:09 AM 5.1 ft9:37 PM 4.2 ft | 2:19 AM -0.4 ft3:20 PM -0.2 ft |
| Menemsha Harbor, MA | 9:25 AM 3.9 ft9:46 PM 3.0 ft | 2:28 AM -0.1 ft3:51 PM -0.1 ft |
| Merrimacport | 1:37 AM 7.2 ft1:54 PM 8.4 ft | 8:05 AM 0.3 ft8:43 PM -0.5 ft |
| Monument Beach | 9:14 AM 5.4 ft9:42 PM 4.5 ft | 2:29 AM -0.5 ft3:30 PM -0.3 ft |
| Moon Head | 12:11 AM 10.1 ft12:22 PM 11.4 ft | 6:17 AM -0.0 ft6:53 PM -1.1 ft |
| Muskeget Island, north side | 12:35 AM 2.1 ft12:46 PM 2.4 ft | 6:28 AM 0.0 ft7:04 PM -0.2 ft |
| Nantasket Beach, Weir River | 12:16 AM 10.1 ft12:27 PM 11.4 ft | 6:20 AM -0.0 ft6:56 PM -1.1 ft |
| Nantucket | 1:21 AM 3.1 ft1:24 PM 4.1 ft | 6:44 AM 0.3 ft7:36 PM -0.4 ft |
| Neponset, Neponset River | 12:08 AM 10.2 ft12:19 PM 11.5 ft | 6:16 AM -0.0 ft6:52 PM -1.1 ft |
| New Bedford Harbor, Marine Terminal | 9:15 AM 4.8 ft9:45 PM 4.0 ft | 2:14 AM -0.3 ft3:20 PM -0.1 ft |
| Newburyport | 12:40 AM 8.4 ft12:53 PM 9.7 ft | 6:55 AM 0.3 ft7:33 PM -0.8 ft |
| Nomans Land | 8:39 AM 4.0 ft9:07 PM 3.3 ft | 2:17 AM -0.3 ft3:18 PM -0.2 ft |
| Nut Island, Quincy Bay | 12:13 AM 10.2 ft12:23 PM 11.4 ft | 6:16 AM 0.0 ft6:51 PM -1.2 ft |
| Oak Bluffs | 12:36 AM 1.9 ft12:57 PM 2.3 ft | 5:46 AM -0.3 ft6:47 PM -0.1 ft |
| Oceanographic Institution | 9:32 AM 2.9 ft9:54 PM 1.9 ft | 3:35 AM 0.1 ft5:02 PM -0.1 ft |
| Onset Beach, Onset Bay | 9:39 AM 4.8 ft10:07 PM 4.0 ft | 3:24 AM -0.4 ft4:25 PM -0.2 ft |
| Penikese Island | 9:01 AM 4.5 ft9:29 PM 3.8 ft | 2:03 AM -0.3 ft3:09 PM -0.2 ft |
| Piney Point | 9:12 AM 5.2 ft9:36 PM 4.1 ft | 2:12 AM -0.4 ft3:00 PM -0.3 ft |
| Pleasant Bay | 2:38 AM 3.5 ft2:49 PM 3.9 ft | 9:40 AM 0.0 ft10:16 PM -0.4 ft |
| Plum Island Sound (south end) | 12:32 AM 9.1 ft12:45 PM 10.5 ft | 6:37 AM 0.3 ft7:15 PM -0.9 ft |
| Plum Island, Merrimack River Entrance | 12:30 AM 8.4 ft12:42 PM 9.6 ft | 6:31 AM 0.2 ft7:08 PM -0.9 ft |
| Plymouth | 12:25 AM 10.3 ft12:38 PM 11.7 ft | 6:40 AM 0.5 ft7:13 PM -0.8 ft |
| Poponesset Island, Poponesset Bay | 2:13 AM 2.5 ft2:24 PM 2.8 ft | 8:05 AM 0.0 ft8:41 PM -0.3 ft |
| Provincetown | 12:17 AM 10.1 ft12:29 PM 11.2 ft | 6:16 AM -0.1 ft6:51 PM -1.2 ft |
| Quicks Hole, North side | 8:50 AM 4.6 ft9:18 PM 3.8 ft | 1:51 AM -0.4 ft2:52 PM -0.2 ft |
| Riverside | 2:18 AM 5.6 ft2:38 PM 6.8 ft | 9:14 AM 0.4 ft9:58 PM -0.3 ft |
| Rockport | 12:08 AM 9.2 ft12:17 PM 10.6 ft | 6:06 AM 0.2 ft6:43 PM -1.1 ft |
| Round Hill Point | 9:07 AM 5.0 ft9:33 PM 4.3 ft | 2:19 AM -0.8 ft3:06 PM -0.7 ft |
| Salem, Salem Harbor | 12:11 AM 9.4 ft12:22 PM 10.8 ft | 6:09 AM 0.1 ft6:45 PM -1.2 ft |
| Salisbury Point | 12:57 AM 7.7 ft1:06 PM 8.8 ft | 7:21 AM 0.4 ft8:05 PM -0.4 ft |
| Sandwich Marina, Cape Cod Canal, east entrance | 12:14 AM 9.3 ft12:26 PM 10.5 ft | 6:18 AM -0.0 ft6:53 PM -1.3 ft |
| Saquatucket Harbor | 1:00 AM 3.9 ft1:01 PM 5.0 ft | 6:36 AM 0.4 ft7:22 PM -0.4 ft |
| Scituate, Scituate Harbor | 12:17 AM 9.4 ft12:27 PM 10.7 ft | 6:15 AM 0.2 ft6:50 PM -1.0 ft |
| Sesuit Harbor, East Dennis | 12:18 AM 10.4 ft12:32 PM 11.7 ft | 6:21 AM -0.1 ft6:54 PM -1.4 ft |
| South Yarmouth, Bass River | 1:58 AM 3.0 ft2:09 PM 3.3 ft | 7:59 AM 0.0 ft8:35 PM -0.3 ft |
| Squibnocket Point | 8:13 AM 3.8 ft8:41 PM 3.2 ft | 1:57 AM -0.3 ft2:58 PM -0.2 ft |
| Steep Brook, Taunton River | 9:24 AM 6.1 ft9:52 PM 5.0 ft | 2:04 AM -0.5 ft3:05 PM -0.3 ft |
| Uncatena Island (south side) | 9:10 AM 4.8 ft9:38 PM 4.0 ft | 2:21 AM -0.4 ft3:22 PM -0.2 ft |
| Vineyard Haven, Vineyard Hvn Hbr | 12:48 AM 1.3 ft10:12 AM 2.4 ft | 5:12 AM 0.4 ft6:30 PM -0.1 ft |
| Wasque Point, Chappaquiddick Island | 11:00 AM 1.4 ft11:28 PM 1.2 ft | 5:19 AM -0.1 ft6:20 PM -0.1 ft |
| Wellfleet | 12:24 AM 10.7 ft12:35 PM 12.1 ft | 6:43 AM -0.0 ft7:19 PM -1.1 ft |
| Westport Harbor | 9:07 AM 4.0 ft9:35 PM 3.3 ft | 2:32 AM -0.3 ft3:33 PM -0.2 ft |
| Weymouth Fore River Bridge | 12:21 AM 10.2 ft12:33 PM 11.6 ft | 6:26 AM 0.2 ft7:00 PM -1.2 ft |
| Wychmere Harbor | 1:02 AM 4.0 ft1:13 PM 4.5 ft | 6:38 AM 0.0 ft7:14 PM -0.4 ft |