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.

Mostly Cloudy

45°F

7°C

Humidity 66%
Wind Speed SW 15 G 35 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Dec 6:53 am EST
Extended Forecast for

Chilmark MA

  • Today

    Today: Mostly cloudy, with a high near 51. Breezy, with a south wind 18 to 25 mph, with gusts as high as 40 mph.

    High: 51 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: A chance of rain, mainly before 3am. Cloudy, with a low around 37. Breezy, with a west wind 18 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 34 by 4pm. Breezy, with a west wind 20 to 24 mph, with gusts as high as 45 mph.

    High: 44 °F⇓

    Decreasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. Windy, with a west wind 28 to 32 mph, with gusts as high as 49 mph.

    Low: 26 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 38. Windy, with a west wind 22 to 28 mph, with gusts as high as 43 mph.

    High: 38 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight.

    Low: 28 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41. West wind 9 to 14 mph.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 3am. Mostly cloudy, with a low around 29. West wind around 14 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow before 11am, then a chance of rain between 11am and 1pm, then a chance of snow after 1pm. Mostly cloudy, with a high near 38. West wind 13 to 16 mph. Chance of precipitation is 50%.

    High: 38 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 51. Breezy, with a south wind 18 to 25 mph, with gusts as high as 40 mph.
Tonight
A chance of rain, mainly before 3am. Cloudy, with a low around 37. Breezy, with a west wind 18 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 34 by 4pm. Breezy, with a west wind 20 to 24 mph, with gusts as high as 45 mph.
Thursday Night
Mostly clear, with a low around 26. Windy, with a west wind 28 to 32 mph, with gusts as high as 49 mph.
Friday
Mostly sunny, with a high near 38. Windy, with a west wind 22 to 28 mph, with gusts as high as 43 mph.
Friday Night
Partly cloudy, with a low around 28. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight.
Saturday
Partly sunny, with a high near 41. West wind 9 to 14 mph.
Saturday Night
A chance of snow after 3am. Mostly cloudy, with a low around 29. West wind around 14 mph. Chance of precipitation is 30%.
Sunday
A chance of snow before 11am, then a chance of rain between 11am and 1pm, then a chance of snow after 1pm. Mostly cloudy, with a high near 38. West wind 13 to 16 mph. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 19. Blustery, with a northwest wind 18 to 20 mph.
Monday
Sunny, with a high near 32. Northwest wind 14 to 18 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 21. Northwest wind 11 to 14 mph.
Tuesday
Mostly sunny, with a high near 36. West wind around 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.34°N 70.75°W (Elev. 79 ft)
Last Update:
4:51 am EST Dec 10, 2025
Forecast Valid:
7am EST Dec 10, 2025-6pm EST Dec 16, 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