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.

Fair

46°F

8°C

Humidity 79%
Wind Speed SW 12 mph
Barometer 29.71 in (1006.1 mb)
Dewpoint 40°F (4°C)
Visibility 8.00 mi
Wind Chill40°F (4°C)
Last update 14 Jan 7:53 am EST
Extended Forecast for

Chilmark MA

  • Today

    Today: Partly sunny, with a high near 52. Southwest wind 11 to 16 mph.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly between 8pm and 3am. Patchy fog between midnight and 3am. Otherwise, cloudy, with a low around 38. South wind 8 to 13 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain showers before 3pm, then a slight chance of snow showers. Mostly cloudy, with a high near 42. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 20%.

    High: 42 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 20. Windy, with a west wind 20 to 30 mph. Chance of precipitation is 20%.

    Low: 20 °F

    Slight Chance
    Snow Showers
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 37. Windy, with a west wind 20 to 30 mph.

    High: 37 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. Southwest wind 13 to 18 mph, with gusts as high as 32 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am. Mostly cloudy, with a high near 43. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 31. West wind around 10 mph. Chance of precipitation is 40%.

    Low: 31 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain and 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 37. West wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 37 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Partly sunny, with a high near 52. Southwest wind 11 to 16 mph.
Tonight
Showers likely, mainly between 8pm and 3am. Patchy fog between midnight and 3am. Otherwise, cloudy, with a low around 38. South wind 8 to 13 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain showers before 3pm, then a slight chance of snow showers. Mostly cloudy, with a high near 42. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 20. Windy, with a west wind 20 to 30 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 37. Windy, with a west wind 20 to 30 mph.
Friday Night
Mostly cloudy, with a low around 30. Southwest wind 13 to 18 mph, with gusts as high as 32 mph.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 43. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 31. West wind around 10 mph. Chance of precipitation is 40%.
Sunday
A chance of rain and 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 37. West wind 10 to 15 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow before 2am. Partly cloudy, with a low around 24. West wind around 15 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 34. West wind around 15 mph, with gusts as high as 25 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 24. Southwest wind 14 to 16 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly sunny, with a high near 32. West wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
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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:
6:03 am EST Jan 14, 2026
Forecast Valid:
8am EST Jan 14, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation