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

43°F

6°C

Humidity 97%
Wind Speed S 9 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 42°F (6°C)
Visibility 7.00 mi
Wind Chill38°F (3°C)
Last update 9 Mar 9:53 pm EDT
Extended Forecast for

Chilmark MA

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 8 mph.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 49. Southwest wind 8 to 10 mph.

    High: 49 °F

    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 36. Southwest wind 6 to 8 mph.

    Low: 36 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of rain after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50. South wind 7 to 11 mph. Chance of precipitation is 20%.

    High: 50 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 40. South wind 15 to 18 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain and thunderstorms. Mostly cloudy, with a high near 49. Southwest wind 15 to 18 mph. Chance of precipitation is 40%.

    High: 49 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 11pm, then a chance of snow between 11pm and midnight. Mostly cloudy, with a low around 29. Northwest wind around 15 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. Northwest wind 10 to 13 mph becoming southwest in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain after 9pm. Mostly cloudy, with a low around 34. South wind 15 to 18 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 8 mph.
Tuesday
Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 49. Southwest wind 8 to 10 mph.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 36. Southwest wind 6 to 8 mph.
Wednesday
A slight chance of rain after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50. South wind 7 to 11 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 40. South wind 15 to 18 mph. Chance of precipitation is 30%.
Thursday
A chance of rain and thunderstorms. Mostly cloudy, with a high near 49. Southwest wind 15 to 18 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain before 11pm, then a chance of snow between 11pm and midnight. Mostly cloudy, with a low around 29. Northwest wind around 15 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 42. Northwest wind 10 to 13 mph becoming southwest in the afternoon.
Friday Night
A chance of rain after 9pm. Mostly cloudy, with a low around 34. South wind 15 to 18 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 44. West wind 15 to 17 mph.
Saturday Night
Mostly cloudy, with a low around 32. West wind 8 to 11 mph.
Sunday
Mostly cloudy, with a high near 46. Northeast wind 10 to 14 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Monday
Rain likely. Cloudy, with a high near 48. Breezy, with a south wind 18 to 22 mph. Chance of precipitation is 60%.
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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:
9:56 pm EDT Mar 9, 2026
Forecast Valid:
10pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation