National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fog/Mist

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 60°F (16°C)
Visibility 2.00 mi
Last update 14 Jul 1:53 am EDT
Extended Forecast for

4 Miles WSW Cuttyhunk MA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 73. Southeast wind 6 to 10 mph becoming southwest in the afternoon.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A slight chance of showers, with thunderstorms also possible after 5am. Patchy fog after midnight. Otherwise, increasing clouds, with a low around 70. Southwest wind around 10 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 3pm. Mostly cloudy, with a high near 75. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 70. Southwest wind around 11 mph.

    Low: 70 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76. Southwest wind 9 to 14 mph.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 71. Southwest wind around 13 mph.

    Low: 71 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 77. Southwest wind 13 to 16 mph.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 71. Southwest wind 14 to 16 mph.

    Low: 71 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph.
Monday
Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 73. Southeast wind 6 to 10 mph becoming southwest in the afternoon.
Monday Night
A slight chance of showers, with thunderstorms also possible after 5am. Patchy fog after midnight. Otherwise, increasing clouds, with a low around 70. Southwest wind around 10 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 3pm. Mostly cloudy, with a high near 75. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 70. Southwest wind around 11 mph.
Wednesday
Partly sunny, with a high near 76. Southwest wind 9 to 14 mph.
Wednesday Night
Mostly cloudy, with a low around 71. Southwest wind around 13 mph.
Thursday
Partly sunny, with a high near 77. Southwest wind 13 to 16 mph.
Thursday Night
Mostly cloudy, with a low around 71. Southwest wind 14 to 16 mph.
Friday
Mostly sunny, with a high near 77. Southwest wind around 15 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 70. West wind 11 to 14 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 76. North wind around 11 mph becoming south in the afternoon.
Saturday Night
Mostly cloudy, with a low around 68. South wind around 10 mph becoming northwest after midnight.
Sunday
Partly sunny, with a high near 76. North wind around 11 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Cuttyhunk MA
 41.43°N 70.88°W (Elev. 39 ft)
Last Update:
6:05 pm EDT Jul 13, 2025
Forecast Valid:
2am EDT Jul 14, 2025-6pm EDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation