Mattapoisett Harbor, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jun 15 		Partly Cloudy
Close Hourly 		-º / 57º 3% NW 9 mph 64%
7pm Partly Cloudy 76º 0% WNW 8 mph 52%
8pm Partly Cloudy 73º 1% WNW 8 mph 54%
9pm Partly Cloudy 70º 0% WNW 8 mph 57%
10pm Mostly Cloudy 68º 0% NW 8 mph 59%
11pm Partly Cloudy 67º 0% NW 8 mph 61%
Tue
Jun 16 		Sunny
View Hourly 		77º / 54º 3% WSW 14 mph 51%
12am Partly Cloudy 65º 1% NW 8 mph 64%
1am Partly Cloudy 63º 1% NW 7 mph 67%
2am Partly Cloudy 62º 2% NW 7 mph 69%
3am Partly Cloudy 61º 2% NW 6 mph 71%
4am Clear 60º 2% NW 6 mph 72%
5am Clear 58º 3% NW 6 mph 76%
6am Sunny 58º 4% NW 6 mph 78%
7am Sunny 63º 3% NW 6 mph 68%
8am Sunny 65º 1% NW 7 mph 62%
9am Sunny 68º 0% NW 7 mph 56%
10am Sunny 70º 0% WNW 7 mph 50%
11am Sunny 72º 0% W 7 mph 46%
12pm Mostly Sunny 74º 0% WSW 7 mph 43%
1pm Sunny 75º 0% SW 10 mph 44%
2pm Mostly Sunny 75º 0% SW 11 mph 43%
3pm Sunny 74º 0% SSW 13 mph 46%
4pm Sunny 74º 0% SW 14 mph 48%
5pm Sunny 73º 0% SW 13 mph 49%
6pm Sunny 72º 0% SW 13 mph 51%
7pm Sunny 69º 1% SW 11 mph 56%
8pm Sunny 67º 1% SW 10 mph 60%
9pm Clear 64º 2% SW 8 mph 68%
10pm Clear 62º 2% SW 7 mph 72%
11pm Clear 61º 3% SW 6 mph 77%
Wed
Jun 17 		Partly Cloudy
View Hourly 		74º / 59º 5% S 10 mph 59%
12am Clear 59º 4% SW 5 mph 84%
1am Clear 58º 5% SW 4 mph 87%
2am Partly Cloudy 58º 6% SW 3 mph 89%
3am Partly Cloudy 57º 6% SW 2 mph 92%
4am Partly Cloudy 56º 7% SW 1 mph 94%
5am Mostly Cloudy 55º 7% SW 1 mph 97%
6am Mostly Cloudy 57º 7% SSW 1 mph 94%
7am Mostly Cloudy 62º 5% S 2 mph 84%
8am Mostly Cloudy 66º 4% S 4 mph 76%
9am Mostly Cloudy 69º 3% SSW 5 mph 69%
10am Partly Cloudy 71º 2% S 7 mph 61%
11am Cloudy 72º 1% S 7 mph 55%
12pm Partly Cloudy 73º 1% S 8 mph 50%
1pm Mostly Sunny 74º 0% S 9 mph 50%
2pm Mostly Sunny 73º 0% S 10 mph 52%
3pm Partly Cloudy 73º 0% S 10 mph 50%
4pm Mostly Cloudy 72º 0% S 10 mph 51%
5pm Partly Cloudy 71º 0% S 9 mph 52%
6pm Partly Cloudy 70º 1% S 8 mph 55%
Thu
Jun 18 		Showers 75º / 65º 62% S 19 mph 76%
Fri
Jun 19 		Partly Cloudy 78º / 62º 21% WSW 15 mph 62%
Sat
Jun 20 		Mostly Sunny 81º / 60º 17% W 16 mph 47%
Sun
Jun 21 		Mostly Sunny 82º / 61º 24% W 12 mph 49%
Mon
Jun 22 		PM Showers 80º / 62º 36% SW 10 mph 59%

Weather Radar for Mattapoisett Harbor, MA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Mattapoisett Harbor, MA

Tonight
Low : 55ºF
W wind 5 to 8 kt becoming variable and less than 5 kt. Mostly cloudy. Seas 1 ft or less.
Tuesday
High : 77ºF
NW wind 6 to 11 kt becoming SW in the afternoon. Sunny. Seas 1 ft or less.
Tuesday Night
Low : 59ºF
SW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.
Wednesday
High : 80ºF
Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Mostly sunny. Seas 1 ft or less.
Wednesday Night
Low : 59ºF
Variable winds 5 kt or less. A slight chance of showers before midnight, then a slight chance of showers after 3am. Seas 1 ft or less.
Thursday
High : 79ºF
S wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 27 kt. A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers after 3pm. Seas 1 ft or less.
Thursday Night
Low : 62ºF
WSW wind 10 to 13 kt decreasing to 6 to 9 kt after midnight. Winds could gust as high as 23 kt. Mostly cloudy. Seas 1 ft or less.
Juneteenth
High : 82ºF
SW wind 6 to 9 kt increasing to 10 to 13 kt in the afternoon. Winds could gust as high as 21 kt. Mostly sunny. Seas 1 ft or less.
Friday Night
Low : 59ºF
WSW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.

NOAA Buoy Data Near Mattapoisett Harbor, MA See Map

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    Wind Speed Forecast for Mattapoisett Harbor, MA

    MondayTuesdayWednesday
    Wind Speed (MPH) 886671311622710
    11pm3am7am11am3pm7pm11pm3am7am11am3pm7pm
    MPH 886671311622710
    DIR WNWNWNWNWWSSWSWSWSWSSS

    Current Weather Conditions In Mattapoisett Harbor, MA

    As Of: 3 minutes ago

    • 76ºF
    • 76ºF
    • 8mph
    • 0º (WNW)
    • 8mph
    • Partly Cloudy
    • 10mi
    • 29.61"
    • 52%
    • 0ºF

    The weather right now in Mattapoisett Harbor, MA is Partly Cloudy. The current temperature is 76°F, and the expected high and low for today, Monday, June 15, 2026, are -° high temperature and 57°F low temperature. The wind is currently blowing at 8 miles per hour, and coming from the West Northwest. The wind is gusting to 8 mph. With the wind and the atmosphere the temperature feels like 76° Fahrenheit. Expected precipitation is 0 percent, with current humidity at 52 percent, and air pressure at 29.61 in. Visibility is 10 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Coastal Flood Statement - 3:12pm Mon Jun 15 2026

    ...COASTAL FLOOD STATEMENT REMAINS IN EFFECT THROUGH LATE TUESDAY NIGHT...

    WHAT: Up to one half foot of inundation above ground level in
    low-lying areas near shorelines and tidal waterways (4.3 to
    7.0 feet Mean Lower Low Water).

    WHERE: Washington, Southern Bristol MA, Southern Plymouth MA,
    Southeast Providence RI, Eastern Kent RI, Bristol RI, and
    Newport RI Counties.

    WHEN: Through late Tuesday night. The evening high tides
    tonight and Tuesday night are of the most concern.

    IMPACTS: Some water on low lying roads and property.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Do not drive through flooded roadways.

    &&

    &&

    Time of high total tides are approximate to the nearest hour.

    Narragansett Bay at Fox Point
    MLLW Categories - Minor 7.0 ft, Moderate 9.0 ft, Major 10.5 ft
    MHHW Categories - Minor 2.2 ft, Moderate 4.2 ft, Major 5.7 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 6.6/ 7.1 1.8/ 2.2 0.6/ 1.1 1-2 None
    16/10 AM 5.7/ 6.2 1.0/ 1.5 0.6/ 1.1 1 None
    16/10 PM 6.8/ 7.3 2.0/ 2.5 0.9/ 1.4 1 Minor
    17/11 AM 5.7/ 6.2 1.0/ 1.5 0.7/ 1.1 1-2 None
    17/11 PM 6.4/ 6.9 1.6/ 2.0 0.7/ 1.1 1 None
    18/11 AM 5.7/ 6.2 0.9/ 1.4 0.7/ 1.1 1-3 None

    Narragansett Bay at Conimicut Point
    MLLW Categories - Minor 7.0 ft, Moderate 8.5 ft, Major 10.0 ft
    MHHW Categories - Minor 2.4 ft, Moderate 3.9 ft, Major 5.4 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 6.2/ 6.8 1.7/ 2.2 0.6/ 1.1 1-2 None
    16/10 AM 5.4/ 5.9 0.8/ 1.3 0.6/ 1.1 1 None
    16/10 PM 6.4/ 6.9 1.8/ 2.2 0.8/ 1.3 1 None
    17/11 AM 5.4/ 5.9 0.8/ 1.3 0.6/ 1.1 1-2 None
    17/11 PM 6.0/ 6.5 1.4/ 1.9 0.6/ 1.1 1 None
    18/11 AM 5.2/ 5.7 0.7/ 1.1 0.6/ 1.1 1-3 None

    Mount Hope Bay near Bristol Point RI
    MLLW Categories - Minor 7.0 ft, Moderate 9.5 ft, Major 12.0 ft
    MHHW Categories - Minor 2.5 ft, Moderate 5.0 ft, Major 7.5 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 6.1/ 6.6 1.6/ 2.0 0.6/ 1.1 1-2 None
    16/10 AM 4.7/ 5.2 0.2/ 0.8 0.6/ 1.1 1 None
    16/10 PM 6.2/ 6.7 1.7/ 2.2 0.8/ 1.3 1 None
    17/10 AM 4.7/ 5.2 0.2/ 0.7 0.6/ 1.1 1 None
    17/11 PM 5.7/ 6.2 1.3/ 1.8 0.6/ 1.1 1 None
    18/11 AM 4.7/ 5.2 0.2/ 0.7 0.6/ 1.1 1-3 None

    Narragansett Bay at Quonset Point
    MLLW Categories - Minor 6.0 ft, Moderate 7.5 ft, Major 9.5 ft
    MHHW Categories - Minor 1.9 ft, Moderate 3.4 ft, Major 5.4 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 5.7/ 6.2 1.7/ 2.2 0.6/ 1.1 1-2 Minor
    16/10 AM 4.7/ 5.2 0.7/ 1.1 0.5/ 1.0 1 None
    16/10 PM 5.7/ 6.2 1.6/ 2.0 0.6/ 1.1 1 None
    17/10 AM 4.7/ 5.2 0.7/ 1.1 0.5/ 1.0 1 None
    17/11 PM 5.2/ 5.7 1.2/ 1.7 0.5/ 1.0 1 None
    18/11 AM 4.7/ 5.2 0.7/ 1.1 0.5/ 1.0 1-3 None

    Westerly RI at Watch Hill
    MLLW Categories - Minor 5.0 ft, Moderate 8.0 ft, Major 9.5 ft
    MHHW Categories - Minor 2.0 ft, Moderate 5.0 ft, Major 6.5 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/10 PM 4.0/ 4.5 1.1/ 1.6 0.5/ 1.0 2 None
    16/10 AM 3.1/ 3.6 0.1/ 0.6 0.5/ 1.0 2 None
    16/11 PM 4.0/ 4.5 1.0/ 1.5 0.5/ 1.0 2 None
    17/11 AM 3.2/ 3.7 0.2/ 0.7 0.5/ 1.0 1-2 None
    18/12 AM 3.7/ 4.2 0.8/ 1.3 0.5/ 1.0 1-2 None
    18/12 PM 3.2/ 3.7 0.2/ 0.8 0.5/ 1.0 2-5 None

    Newport Harbor
    MLLW Categories - Minor 6.0 ft, Moderate 7.5 ft, Major 9.0 ft
    MHHW Categories - Minor 2.1 ft, Moderate 3.6 ft, Major 5.1 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 5.4/ 5.9 1.5/ 2.0 0.5/ 1.0 2 None
    16/09 AM 4.5/ 5.0 0.6/ 1.1 0.5/ 1.0 2 None
    16/10 PM 5.4/ 5.9 1.5/ 2.0 0.6/ 1.1 2 None
    17/10 AM 4.6/ 5.1 0.7/ 1.1 0.5/ 1.0 1 None
    17/11 PM 5.0/ 5.5 1.1/ 1.6 0.5/ 1.0 2 None
    18/11 AM 4.6/ 5.1 0.7/ 1.1 0.5/ 1.0 2-3 None

    Newport South Coast Beaches
    MLLW Categories - Minor 6.0 ft, Moderate 7.5 ft, Major 9.0 ft
    MHHW Categories - Minor 2.5 ft, Moderate 4.0 ft, Major 5.5 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 5.0/ 5.5 1.5/ 2.0 0.5/ 1.0 2 None
    16/09 AM 4.0/ 4.5 0.6/ 1.1 0.4/ 0.9 2 None
    16/10 PM 4.9/ 5.4 1.4/ 1.9 0.5/ 1.0 2 None
    17/10 AM 4.2/ 4.7 0.7/ 1.1 0.4/ 0.9 2 None
    17/11 PM 4.6/ 5.1 1.1/ 1.6 0.4/ 0.9 2 None
    18/11 AM 4.2/ 4.7 0.7/ 1.1 0.4/ 0.9 3-4 None

    Block Island at Old Harbor
    MLLW Categories - Minor 6.0 ft, Moderate 7.5 ft, Major 9.0 ft
    MHHW Categories - Minor 2.8 ft, Moderate 4.3 ft, Major 5.8 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 4.6/ 5.1 1.4/ 1.9 0.5/ 1.0 3 None
    16/09 AM 3.7/ 4.2 0.5/ 1.0 0.4/ 0.9 3 None
    16/09 PM 4.5/ 5.0 1.3/ 1.8 0.5/ 1.0 3 None
    17/10 AM 3.7/ 4.2 0.5/ 1.0 0.4/ 0.9 2 None
    17/10 PM 4.2/ 4.7 1.0/ 1.5 0.4/ 0.9 2-3 None
    18/11 AM 3.7/ 4.2 0.5/ 1.0 0.4/ 0.9 4-5 None

    Mount Hope Bay near Fall River MA
    MLLW Categories - Minor 7.0 ft, Moderate 9.5 ft, Major 12.0 ft
    MHHW Categories - Minor 2.3 ft, Moderate 4.8 ft, Major 7.3 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 6.5/ 7.0 1.8/ 2.2 0.6/ 1.1 1-2 None
    16/10 AM 5.6/ 6.1 0.9/ 1.4 0.6/ 1.1 1 None
    16/10 PM 6.6/ 7.1 1.9/ 2.3 0.8/ 1.3 1 None
    17/11 AM 5.6/ 6.1 0.9/ 1.4 0.6/ 1.1 1 None
    17/11 PM 6.2/ 6.7 1.5/ 2.0 0.6/ 1.1 1 None
    18/11 AM 5.5/ 6.0 0.8/ 1.3 0.6/ 1.1 1-3 None

    New Bedford Hurricane Barrier
    MLLW Categories - Minor 6.0 ft, Moderate 7.5 ft, Major 9.5 ft
    MHHW Categories - Minor 2.1 ft, Moderate 3.6 ft, Major 5.6 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 5.5/ 6.0 1.6/ 2.0 0.6/ 1.1 1 None
    16/09 AM 4.4/ 4.9 0.5/ 1.0 0.5/ 1.0 1 None
    16/10 PM 5.4/ 5.9 1.5/ 2.0 0.6/ 1.1 1-2 None
    17/10 AM 4.5/ 5.0 0.6/ 1.1 0.5/ 1.0 1 None
    17/11 PM 5.1/ 5.6 1.2/ 1.7 0.5/ 1.0 1 None
    18/11 AM 4.5/ 5.0 0.6/ 1.1 0.5/ 1.0 1-3 None

    Westport
    MLLW Categories - Minor 6.0 ft, Moderate 8.0 ft, Major 10.0 ft
    MHHW Categories - Minor 2.5 ft, Moderate 4.5 ft, Major 6.5 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 4.9/ 5.4 1.4/ 1.9 0.5/ 1.0 2 None
    16/10 AM 4.0/ 4.5 0.6/ 1.1 0.4/ 0.9 2 None
    16/10 PM 4.9/ 5.4 1.4/ 1.9 0.5/ 1.0 2 None
    17/10 AM 4.0/ 4.5 0.6/ 1.1 0.4/ 0.9 2 None
    17/11 PM 4.6/ 5.1 1.1/ 1.6 0.4/ 0.9 2 None
    18/11 AM 4.0/ 4.5 0.6/ 1.1 0.4/ 0.9 2-3 None

    Buzzards Bay at Mattapoisett
    MLLW Categories - Minor 8.5 ft, Moderate 10.0 ft, Major 12.0 ft
    MHHW Categories - Minor 4.4 ft, Moderate 5.9 ft, Major 7.9 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    15/09 PM 5.6/ 6.1 1.5/ 2.0 0.6/ 1.1 1-2 None
    16/09 AM 4.5/ 5.0 0.4/ 0.9 0.5/ 1.0 1 None
    16/10 PM 5.5/ 6.0 1.4/ 1.9 0.6/ 1.1 1-2 None
    17/11 AM 4.6/ 5.1 0.5/ 1.0 0.5/ 1.0 1-2 None
    17/11 PM 5.2/ 5.7 1.1/ 1.6 0.5/ 1.0 1 None
    18/11 AM 4.7/ 5.2 0.6/ 1.1 0.5/ 1.0 1-3 None

    &&