Activities

Marine

Marine Weather for AN 231

Active Advisory: (US Severe Weather)
Forecast as of 1:16 am EST on December 16, 2019
Gale Warning in effect until 5 am EST early this morning
Cape Cod Bay-
Rest Of Tonight
W winds 10 to 15 kt with gusts up to 30 kt. Seas 3 to 5 ft.
Mon
W winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to 4 ft.
Mon Night
W winds 5 to 10 kt, becoming se after midnight. Seas 1 foot or less. Snow. Vsby 1 to 3 nm.
Tue
E winds 5 to 10 kt with gusts up to 20 kt. Seas 1 foot or less. Rain, sleet and snow. Vsby 1 nm or less.
Tue Night
N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. Vsby 1 to 3 nm.
Wed
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
Wed Night
W winds 20 to 25 kt, becoming NW 25 to 30 kt after midnight. Seas 4 to 6 ft.
Thu And Thu Night
NW winds 25 to 30 kt, diminishing to 15 to 20 kt. Gusts up to 40 kt. Seas 4 to 7 ft.
Fri
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft.
Fri Night
NW winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

Watches & Warnings

Gale Warning
Issued: 9:19 PM EST Dec. 15, 2019 – National Weather Service 

... Gale Warning now in effect until 5 am EST Monday... 

* what... west winds 20 to 30 kt with gusts up to 40 kt and seas 
  4 to 6 feet.

* Where... Cape Cod Bay and Massachusetts Bay and Ipswich Bay.

* When... until 5 am EST Monday.

* Impacts... strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

Precautionary/preparedness actions... 

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe Harbor, alter course, and/or secure the
vessel for severe conditions.

Marine Weather

Marine Weather Links

Sandy Hook NJ to Fenwick Island de to 20 nm offshore and Delaware Bay

Montauk Point New York to Sandy Hook New Jersey out 20 nm offshore including Long Island Sound...Long Island bays and New York Harbor

Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 nm

Coastal waters from Stonington ME to Merrimack River MA out to 25 nm

Coastal waters from Eastport ME to Stonington ME out 25 nm

Coastal waters from lower Atchafalaya to High Island TX out 60 nm

Marine & Boating Location Search

Enter a coastal zip code for marine weather.

Coastal Water Temperatures

Place Temperature
Woods Hole, MA 42.1 °F
Nantucket Island, MA 44.1 °F
Fall River, MA 42.1 °F

Open Sea Buoy Information

Place ID Sea Temp Wave Height
NANTUCKET SOUND 44020 42 °F
-
BOSTON NM East of Boston, MA 44013 46 °F 4.92 ft
Buoy A01 Mass Bay/Stellwagen 44029 46 °F 3.94 ft
Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Buzzards Bay, MA BUZM3
-
-

Tide Heights

2019-12-16 2019-12-17
3 AM 9 AM 3 PM 9 PM 3 AM 9 AM 3 PM 9 PM
Barnstable Harbor, Beach Point, Cape Cod Bay, Massachusetts:
Brant Rock, Green Harbor River, Massachusetts:
Cape Cod Canal, Bourne Bridge, Cape Cod Bay, Massachusetts:
Cape Cod Canal, Bournedale, Cape Cod Bay, Massachusetts:
Cape Cod Canal, RR. bridge, Buzzards Bay, Massachusetts (sub):
Cape Cod Canal, RR. bridge, Buzzards Bay, Massachusetts:
Cape Cod Canal, Sagamore, Cape Cod Bay, Massachusetts:
Cape Cod Canal, east entrance, Cape Cod Bay, Massachusetts:
Chatham Harbor, Aunt Lydias Cove, Cape Cod, Massachusetts:
Chatham, Cape Cod, Massachusetts:
Chatham, Stage Harbor, Cape Cod, Massachusetts:
Cotuit Highlands, Nantucket Sound, Massachusetts:
Dennisport, Nantucket Sound, Massachusetts:
Duxbury, Duxbury Harbor, Cape Cod Bay, Massachusetts:
Gray Gables, Buzzards Bay, Massachusetts:
Great Hill, Buzzards Bay, Massachusetts (sub):
Great Hill, Buzzards Bay, Massachusetts:
Hyannis Port, Nantucket Sound, Massachusetts:
Monument Beach, Buzzards Bay, Massachusetts:
Onset Beach, Onset Bay, Buzzards Bay, Massachusetts:
Piney Point, Buzzards Bay, Massachusetts:
Pleasant Bay, Cape Cod, Massachusetts:
Plymouth, Cape Cod Bay, Massachusetts:
Poponesset Island, Poponesset Bay, Nantucket Sound, Massachusetts:
Provincetown, Cape Cod Bay, Massachusetts:
Saquatucket Harbor, Nantucket Sound, Massachusetts:
Sesuit Harbor, East Dennis, Cape Cod Bay, Massachusetts:
South Yarmouth, Bass River, Nantucket Sound, Massachusetts:
Wellfleet, Cape Cod Bay, Massachusetts:
Wychmere Harbor, Nantucket Sound, Massachusetts:

Tide Information

Date Time Tide Type Height
Barnstable Harbor, Beach Point, Cape Cod Bay, Massachusetts:  
2019-12-16 02:02 AM EST High Tide 9.58
2019-12-16 08:20 AM EST Low Tide 0.37
2019-12-16 02:10 PM EST High Tide 10.82
2019-12-16 08:57 PM EST Low Tide -0.78
2019-12-17 02:53 AM EST High Tide 9.61
2019-12-17 09:14 AM EST Low Tide 0.43
Brant Rock, Green Harbor River, Massachusetts:  
2019-12-16 01:54 AM EST High Tide 9.02
2019-12-16 07:54 AM EST Low Tide 0.56
2019-12-16 02:06 PM EST High Tide 10.30
2019-12-16 08:32 PM EST Low Tide -0.64
2019-12-17 02:46 AM EST High Tide 9.13
2019-12-17 08:49 AM EST Low Tide 0.51
Cape Cod Canal, RR. bridge, Buzzards Bay, Massachusetts:  
2019-12-16 04:38 AM EST Low Tide 0.40
2019-12-16 11:48 AM EST High Tide 4.40
2019-12-16 07:46 PM EST Low Tide -0.15
2019-12-17 12:21 AM EST High Tide 3.71
2019-12-17 05:35 AM EST Low Tide 0.60
2019-12-17 06:32 AM EST High Tide 0.63
2019-12-17 08:00 AM EST Low Tide 0.53
2019-12-17 12:44 PM EST High Tide 4.22
Chatham, Cape Cod, Massachusetts:  
2019-12-16 02:34 AM EST High Tide 5.63
2019-12-16 08:43 AM EST Low Tide 0.63
2019-12-16 02:43 PM EST High Tide 6.86
2019-12-16 09:35 PM EST Low Tide -0.26
2019-12-17 03:27 AM EST High Tide 5.75
2019-12-17 09:41 AM EST Low Tide 0.60
Chatham, Stage Harbor, Cape Cod, Massachusetts:  
2019-12-16 02:38 AM EST High Tide 3.84
2019-12-16 08:25 AM EST Low Tide 0.40
2019-12-16 02:42 PM EST High Tide 4.87
2019-12-16 09:09 PM EST Low Tide -0.30
2019-12-17 03:31 AM EST High Tide 3.95
2019-12-17 09:20 AM EST Low Tide 0.34
Cotuit Highlands, Nantucket Sound, Massachusetts:  
2019-12-16 03:08 AM EST High Tide 2.49
2019-12-16 08:37 AM EST Low Tide 0.10
2019-12-16 03:16 PM EST High Tide 2.81
2019-12-16 09:14 PM EST Low Tide -0.20
2019-12-17 03:59 AM EST High Tide 2.50
2019-12-17 09:31 AM EST Low Tide 0.11
Dennisport, Nantucket Sound, Massachusetts:  
2019-12-16 02:53 AM EST High Tide 3.45
2019-12-16 08:28 AM EST Low Tide 0.13
2019-12-16 03:02 PM EST High Tide 3.90
2019-12-16 09:05 PM EST Low Tide -0.28
2019-12-17 03:45 AM EST High Tide 3.46
2019-12-17 09:22 AM EST Low Tide 0.15
Duxbury, Duxbury Harbor, Cape Cod Bay, Massachusetts:  
2019-12-16 02:02 AM EST High Tide 10.01
2019-12-16 08:30 AM EST Low Tide 0.88
2019-12-16 02:18 PM EST High Tide 11.38
2019-12-16 09:06 PM EST Low Tide -0.44
2019-12-17 02:54 AM EST High Tide 10.12
2019-12-17 09:24 AM EST Low Tide 0.80
Gray Gables, Buzzards Bay, Massachusetts:  
2019-12-16 04:10 AM EST Low Tide -0.07
2019-12-16 11:18 AM EST High Tide 4.28
2019-12-16 04:51 PM EST Low Tide -0.27
2019-12-16 11:57 PM EST High Tide 3.75
2019-12-17 05:04 AM EST Low Tide 0.09
2019-12-17 12:17 PM EST High Tide 4.13
Great Hill, Buzzards Bay, Massachusetts:  
2019-12-16 03:45 AM EST Low Tide -0.19
2019-12-16 10:51 AM EST High Tide 4.53
2019-12-16 04:24 PM EST Low Tide -0.28
2019-12-16 11:26 PM EST High Tide 4.04
2019-12-17 04:38 AM EST Low Tide -0.08
2019-12-17 11:50 AM EST High Tide 4.36
Hyannis Port, Nantucket Sound, Massachusetts:  
2019-12-16 03:00 AM EST High Tide 2.96
2019-12-16 08:23 AM EST Low Tide 0.38
2019-12-16 02:59 PM EST High Tide 3.87
2019-12-16 09:09 PM EST Low Tide -0.33
2019-12-17 03:52 AM EST High Tide 3.06
2019-12-17 09:17 AM EST Low Tide 0.34
Monument Beach, Buzzards Bay, Massachusetts:  
2019-12-16 03:57 AM EST Low Tide 0.04
2019-12-16 10:51 AM EST High Tide 4.74
2019-12-16 04:49 PM EST Low Tide 0.21
2019-12-16 11:28 PM EST High Tide 4.26
2019-12-17 04:49 AM EST Low Tide 0.24
2019-12-17 11:48 AM EST High Tide 4.59
Onset Beach, Onset Bay, Buzzards Bay, Massachusetts:  
2019-12-16 04:52 AM EST Low Tide 0.04
2019-12-16 11:16 AM EST High Tide 4.25
2019-12-16 05:44 PM EST Low Tide 0.19
2019-12-16 11:53 PM EST High Tide 3.82
2019-12-17 05:44 AM EST Low Tide 0.21
2019-12-17 12:13 PM EST High Tide 4.11
Piney Point, Buzzards Bay, Massachusetts:  
2019-12-16 03:44 AM EST Low Tide -0.35
2019-12-16 10:51 AM EST High Tide 4.34
2019-12-16 04:19 PM EST Low Tide -0.48
2019-12-16 11:27 PM EST High Tide 3.89
2019-12-17 04:35 AM EST Low Tide -0.19
2019-12-17 11:49 AM EST High Tide 4.18
Pleasant Bay, Cape Cod, Massachusetts:  
2019-12-16 04:19 AM EST High Tide 3.26
2019-12-16 11:17 AM EST Low Tide 0.12
2019-12-16 04:27 PM EST High Tide 3.68
2019-12-16 11:54 PM EST Low Tide -0.27
2019-12-17 05:10 AM EST High Tide 3.27
2019-12-17 12:11 PM EST Low Tide 0.15
Poponesset Island, Poponesset Bay, Nantucket Sound, Massachusetts:  
2019-12-16 03:54 AM EST High Tide 2.30
2019-12-16 09:42 AM EST Low Tide 0.09
2019-12-16 04:02 PM EST High Tide 2.60
2019-12-16 10:19 PM EST Low Tide -0.19
2019-12-17 04:45 AM EST High Tide 2.31
2019-12-17 10:36 AM EST Low Tide 0.10
Saquatucket Harbor, Nantucket Sound, Massachusetts:  
2019-12-16 02:35 AM EST High Tide 3.65
2019-12-16 08:15 AM EST Low Tide 0.43
2019-12-16 02:36 PM EST High Tide 4.66
2019-12-16 09:00 PM EST Low Tide -0.37
2019-12-17 03:28 AM EST High Tide 3.75
2019-12-17 09:10 AM EST Low Tide 0.38
Sesuit Harbor, East Dennis, Cape Cod Bay, Massachusetts:  
2019-12-16 01:52 AM EST High Tide 9.94
2019-12-16 07:56 AM EST Low Tide 0.22
2019-12-16 02:07 PM EST High Tide 11.12
2019-12-16 08:31 PM EST Low Tide -0.99
2019-12-17 02:45 AM EST High Tide 10.03
2019-12-17 08:51 AM EST Low Tide 0.19
South Yarmouth, Bass River, Nantucket Sound, Massachusetts:  
2019-12-16 03:39 AM EST High Tide 2.78
2019-12-16 09:36 AM EST Low Tide 0.11
2019-12-16 03:47 PM EST High Tide 3.14
2019-12-16 10:13 PM EST Low Tide -0.23
2019-12-17 04:30 AM EST High Tide 2.79
2019-12-17 10:30 AM EST Low Tide 0.12
Wellfleet, Cape Cod Bay, Massachusetts:  
2019-12-16 02:05 AM EST High Tide 10.06
2019-12-16 08:20 AM EST Low Tide 0.39
2019-12-16 02:13 PM EST High Tide 11.37
2019-12-16 08:57 PM EST Low Tide -0.82
2019-12-17 02:56 AM EST High Tide 10.09
2019-12-17 09:14 AM EST Low Tide 0.45
Wychmere Harbor, Nantucket Sound, Massachusetts:  
2019-12-16 02:43 AM EST High Tide 3.74
2019-12-16 08:15 AM EST Low Tide 0.14
2019-12-16 02:51 PM EST High Tide 4.22
2019-12-16 08:52 PM EST Low Tide -0.31
2019-12-17 03:34 AM EST High Tide 3.75
2019-12-17 09:09 AM EST Low Tide 0.17

Currents Information

Date Time Current Type Speed
Broken Ground-Horseshoe Shoal, between, Massachusetts Current:  
2019-12-16 01:15 AM EST Slack, Ebb Begins -0.00 knots
2019-12-16 03:56 AM EST Max Ebb -0.91 knots
2019-12-16 07:30 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:42 AM EST Max Flood 0.90 knots
2019-12-16 01:22 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 04:11 PM EST Max Ebb -0.96 knots
2019-12-16 07:43 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 11:12 PM EST Max Flood 1.09 knots
2019-12-17 02:07 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 04:48 AM EST Max Ebb -0.89 knots
2019-12-17 08:23 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 11:37 AM EST Max Flood 0.88 knots
Cotuit Bay entrance (Bluff Point), Massachusetts Current:  
2019-12-16 02:52 AM EST Slack, Ebb Begins -0.00 knots
2019-12-16 06:11 AM EST Max Ebb -0.73 knots
2019-12-16 08:28 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 11:20 AM EST Max Flood 0.54 knots
2019-12-16 02:58 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 06:26 PM EST Max Ebb -0.76 knots
2019-12-16 08:41 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 11:50 PM EST Max Flood 0.66 knots
2019-12-17 03:43 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 07:03 AM EST Max Ebb -0.71 knots
2019-12-17 09:21 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 12:15 PM EST Max Flood 0.53 knots
Dennis Port, 2.2 miles south of, Massachusetts Current:  
2019-12-16 03:40 AM EST Max Ebb -0.36 knots
2019-12-16 07:12 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 09:39 AM EST Max Flood 0.36 knots
2019-12-16 12:34 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 03:55 PM EST Max Ebb -0.38 knots
2019-12-16 07:25 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:09 PM EST Max Flood 0.44 knots
2019-12-17 01:19 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 04:32 AM EST Max Ebb -0.36 knots
2019-12-17 08:05 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 10:34 AM EST Max Flood 0.35 knots
Lewis Bay entrance channel, Massachusetts Current:  
2019-12-16 02:45 AM EST Slack, Ebb Begins -0.00 knots
2019-12-16 06:58 AM EST Max Ebb -1.45 knots
2019-12-16 08:30 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 09:40 AM EST Max Flood 0.90 knots
2019-12-16 02:51 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 07:13 PM EST Max Ebb -1.53 knots
2019-12-16 08:43 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:10 PM EST Max Flood 1.09 knots
2019-12-17 03:36 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 07:50 AM EST Max Ebb -1.43 knots
2019-12-17 09:23 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 10:35 AM EST Max Flood 0.88 knots
Monomoy Point, 6 miles west of, Massachusetts Current:  
2019-12-16 03:58 AM EST Max Ebb -0.54 knots
2019-12-16 07:06 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:39 AM EST Max Flood 0.36 knots
2019-12-16 01:16 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 04:13 PM EST Max Ebb -0.57 knots
2019-12-16 07:19 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 11:09 PM EST Max Flood 0.44 knots
2019-12-17 02:01 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 04:50 AM EST Max Ebb -0.53 knots
2019-12-17 07:59 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 11:34 AM EST Max Flood 0.35 knots
Point Gammon, 1.2 miles south of, Massachusetts Current:  
2019-12-16 03:38 AM EST Max Ebb -1.09 knots
2019-12-16 06:59 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 09:50 AM EST Max Flood 0.90 knots
2019-12-16 01:13 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 03:53 PM EST Max Ebb -1.15 knots
2019-12-16 07:12 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:20 PM EST Max Flood 1.09 knots
2019-12-17 01:58 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 04:30 AM EST Max Ebb -1.07 knots
2019-12-17 07:52 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 10:45 AM EST Max Flood 0.88 knots
Stage Harbor, west of Morris Island, Massachusetts Current:  
2019-12-16 02:25 AM EST Slack, Ebb Begins -0.00 knots
2019-12-16 07:04 AM EST Max Ebb -1.09 knots
2019-12-16 08:51 AM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:16 AM EST Max Flood 0.54 knots
2019-12-16 02:31 PM EST Slack, Ebb Begins -0.00 knots
2019-12-16 07:19 PM EST Max Ebb -1.15 knots
2019-12-16 09:04 PM EST Slack, Flood Begins 0.00 knots
2019-12-16 10:46 PM EST Max Flood 0.66 knots
2019-12-17 03:16 AM EST Slack, Ebb Begins -0.00 knots
2019-12-17 07:56 AM EST Max Ebb -1.07 knots
2019-12-17 09:44 AM EST Slack, Flood Begins 0.00 knots
2019-12-17 11:11 AM EST Max Flood 0.53 knots

More Tide Locations

Not for navigation. Do not rely on this data for decisions that can result in harm or damage.