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

48°F

9°C

Humidity 74%
Wind Speed S 16 mph
Barometer 30.29 in (1025.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Jan 11:53 am EST
Extended Forecast for

Chilmark MA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 47. South wind 10 to 14 mph.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly between 10pm and 2am. Patchy fog after 8pm. Otherwise, cloudy, with a low around 38. Breezy, with a south wind 13 to 20 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Rain likely, mainly after 3pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 45. Northwest wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Slight Chance
    Rain then
    Rain Likely
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: Rain. Patchy fog before 8pm. Low around 36. East wind around 10 mph becoming northwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly before 3pm. High near 43. West wind 9 to 14 mph. Chance of precipitation is 80%.

    High: 43 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 10pm. Partly cloudy, with a low around 29. Breezy, with a west wind 16 to 22 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Chance Rain
    and Breezy

  • Monday

    Monday: Sunny, with a high near 39. Breezy, with a west wind 14 to 21 mph.

    High: 39 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. West wind around 15 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. West wind 14 to 16 mph.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 47. South wind 10 to 14 mph.
Tonight
Showers likely, mainly between 10pm and 2am. Patchy fog after 8pm. Otherwise, cloudy, with a low around 38. Breezy, with a south wind 13 to 20 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly after 3pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 45. Northwest wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Patchy fog before 8pm. Low around 36. East wind around 10 mph becoming northwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain, mainly before 3pm. High near 43. West wind 9 to 14 mph. Chance of precipitation is 80%.
Sunday Night
A chance of rain, mainly before 10pm. Partly cloudy, with a low around 29. Breezy, with a west wind 16 to 22 mph. Chance of precipitation is 40%.
Monday
Sunny, with a high near 39. Breezy, with a west wind 14 to 21 mph.
Monday Night
Partly cloudy, with a low around 32. West wind around 15 mph.
Tuesday
Mostly sunny, with a high near 42. West wind 14 to 16 mph.
Tuesday Night
Mostly cloudy, with a low around 36. Southwest wind 11 to 13 mph.
Wednesday
Mostly cloudy, with a high near 45. Southwest wind 11 to 14 mph.
Wednesday Night
A chance of rain. Cloudy, with a low around 33. Southwest wind around 10 mph becoming north after midnight. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 40. Northwest wind around 11 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.34°N 70.75°W (Elev. 79 ft)
Last Update:
8:56 am EST Jan 9, 2026
Forecast Valid:
12pm EST Jan 9, 2026-6pm EST Jan 15, 2026
 
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Additional Resources

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Chance of Precipitation