Cohasset Harbor (White Head), MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jul 13 		Mostly Sunny
Close Hourly 		85º / 69º 20% SSW 14 mph 59%
5am Clear 63º 2% SW 4 mph 80%
6am Sunny 64º 2% SSW 5 mph 79%
7am Sunny 68º 2% SW 6 mph 74%
8am Sunny 71º 1% SW 6 mph 69%
9am Mostly Sunny 75º 1% SW 7 mph 62%
10am Mostly Sunny 78º 1% SSW 8 mph 57%
11am Partly Cloudy 80º 4% SSW 8 mph 53%
12pm Partly Cloudy 83º 9% SSW 10 mph 47%
1pm Mostly Cloudy 83º 13% SSW 10 mph 46%
2pm Mostly Cloudy 84º 18% SSW 11 mph 46%
3pm Mostly Cloudy 82º 21% SSW 14 mph 51%
4pm Partly Cloudy 81º 9% SSW 14 mph 52%
5pm Partly Cloudy 81º 8% SSW 14 mph 53%
6pm Partly Cloudy 80º 2% SSW 14 mph 54%
7pm Partly Cloudy 77º 2% SSW 13 mph 57%
8pm Partly Cloudy 76º 6% SSW 12 mph 61%
9pm Partly Cloudy 74º 2% SSW 12 mph 63%
10pm Mostly Cloudy 73º 5% SW 12 mph 65%
11pm Partly Cloudy 72º 3% SW 12 mph 67%
Tue
Jul 14 		Partly Cloudy
View Hourly 		93º / 78º 2% WSW 16 mph 52%
12am Mostly Clear 72º 1% SW 12 mph 67%
1am Partly Cloudy 71º 1% SW 12 mph 68%
2am Partly Cloudy 71º 1% SW 12 mph 68%
3am Partly Cloudy 71º 1% SW 12 mph 68%
4am Mostly Clear 71º 1% SW 11 mph 70%
5am Partly Cloudy 71º 2% SW 11 mph 71%
6am Partly Cloudy 70º 2% SW 10 mph 73%
7am Partly Cloudy 73º 2% SW 10 mph 70%
8am Partly Cloudy 75º 1% WSW 10 mph 67%
9am Partly Cloudy 79º 0% WSW 10 mph 62%
10am Partly Cloudy 82º 0% WSW 10 mph 55%
11am Partly Cloudy 85º 0% SW 11 mph 50%
12pm Partly Cloudy 87º 0% WSW 13 mph 47%
1pm Partly Cloudy 89º 0% SW 13 mph 46%
2pm Partly Cloudy 90º 0% SW 14 mph 46%
3pm Partly Cloudy 91º 0% SW 15 mph 44%
4pm Mostly Sunny 91º 0% SW 16 mph 45%
5pm Sunny 91º 0% SW 16 mph 45%
6pm Partly Cloudy 90º 0% SW 16 mph 45%
7pm Sunny 88º 0% SW 14 mph 49%
8pm Mostly Sunny 85º 0% SW 13 mph 56%
9pm Mostly Clear 83º 1% SW 13 mph 59%
10pm Clear 82º 1% SW 13 mph 62%
11pm Clear 82º 1% SW 12 mph 63%
Wed
Jul 15 		Partly Cloudy
View Hourly 		89º / 70º 3% WNW 11 mph 47%
12am Clear 81º 1% WSW 12 mph 64%
1am Clear 80º 1% WSW 12 mph 65%
2am Clear 80º 2% WSW 11 mph 66%
3am Clear 80º 2% WSW 11 mph 66%
4am Clear 80º 2% WSW 10 mph 66%
Thu
Jul 16 		Partly Cloudy 88º / 69º 13% W 12 mph 42%
Fri
Jul 17 		Mostly Sunny 81º / 66º 1% N 7 mph 48%
Sat
Jul 18 		PM Showers 76º / 67º 52% ESE 8 mph 65%
Sun
Jul 19 		AM Clouds/PM Sun 76º / 65º 24% NNE 9 mph 71%
Mon
Jul 20 		Partly Cloudy 79º / 67º 19% ESE 11 mph 63%

Weather Radar for Cohasset Harbor (White Head), MA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Cohasset Harbor (White Head), MA

Monday
High : 84ºF
SW wind 6 to 9 kt becoming SSW 10 to 13 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Monday Night
Low : 70ºF
SSW wind around 14 kt. Mostly clear. Seas around 2 ft.
Tuesday
High : 92ºF
WSW wind 10 to 15 kt, with gusts as high as 21 kt. Mostly sunny. Seas 2 to 3 ft.
Tuesday Night
Low : 77ºF
WSW wind 12 to 14 kt, with gusts as high as 21 kt. Mostly clear. Seas 2 to 3 ft.
Wednesday
High : 90ºF
NW wind 8 to 10 kt. Mostly sunny. Seas 1 to 2 ft.
Wednesday Night
Low : 71ºF
Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.
Thursday
High : 88ºF
W wind 7 to 10 kt. Sunny. Seas 1 to 2 ft.
Thursday Night
Low : 69ºF
NW wind around 8 kt. Partly cloudy. Seas around 1 ft.
Friday
High : 81ºF
NW wind around 7 kt becoming NNE in the afternoon. Sunny. Seas around 1 ft.

NOAA Buoy Data Near Cohasset Harbor (White Head), MA See Map

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    Wind Speed Forecast for Cohasset Harbor (White Head), MA

    MondayTuesdayWednesday
    Wind Speed (MPH) 4710141212111013161312
    9am1pm5pm9pm1am5am9am1pm5pm9pm1am5am
    MPH 4710141212111013161312
    DIR SWSWSSWSSWSSWSWSWWSWSWSWSWWSW

    Current Weather Conditions In Cohasset Harbor (White Head), MA

    As Of: 19 minutes ago

    • 63ºF
    • 63ºF
    • 4mph
    • 0º (SW)
    • 4mph
    • Clear
    • 10mi
    • 30.20"
    • 80%
    • 0ºF

    The weather right now in Cohasset Harbor (White Head), MA is Clear. The current temperature is 63°F, and the expected high and low for today, Monday, July 13, 2026, are 85° high temperature and 69°F low temperature. The wind is currently blowing at 4 miles per hour, and coming from the Southwest. The wind is gusting to 4 mph. With the wind and the atmosphere the temperature feels like 63° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 80 percent, and air pressure at 30.2 in. Visibility is 10 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Heat Advisory - 2:37am Mon Jul 13 2026

    ...HEAT ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 8 PM EDT WEDNESDAY...

    WHAT: Heat index values up to 103 expected.

    WHERE: Portions of northern Connecticut, central, eastern,
    northeastern, southeastern, and western Massachusetts, and
    northern and southern Rhode Island.

    WHEN: From 11 AM Tuesday to 8 PM EDT Wednesday.

    IMPACTS: Hot temperatures and high humidity may cause heat
    illnesses.

    ADDITIONAL DETAILS: Temperatures Tuesday night likely remain near
    80 for most of southern New England, leading to poor overnight
    relief.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Drink plenty of fluids, stay in an air-conditioned room, stay out of
    the sun, and check up on relatives and neighbors.

    &&