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.

Overcast

41°F

5°C

Humidity 89%
Wind Speed S 12 G 22 mph
Barometer 30.23 in (1023.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 25 Mar 11:53 pm EDT
Extended Forecast for

Chilmark MA

  • Overnight

    Overnight: A chance of showers, mainly after 3am. Cloudy, with a low around 38. South wind around 14 mph. Chance of precipitation is 40%.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 50. Breezy, with a southwest wind 18 to 22 mph.

    High: 50 °F

    Decreasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 40. Breezy, with a southwest wind 18 to 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: Rain, mainly before 10am. Patchy fog before 11am. High near 46. North wind 11 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain and
    Patchy Fog
    then Chance
    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Northeast wind 9 to 11 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36. North wind 11 to 17 mph.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Northwest wind 7 to 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 42. Southwest wind 11 to 16 mph.

    High: 42 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Southwest wind around 15 mph.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers, mainly after 3am. Cloudy, with a low around 38. South wind around 14 mph. Chance of precipitation is 40%.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 50. Breezy, with a southwest wind 18 to 22 mph.
Thursday Night
Rain likely, mainly after 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 40. Breezy, with a southwest wind 18 to 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 10am. Patchy fog before 11am. High near 46. North wind 11 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Mostly cloudy, with a low around 29. Northeast wind 9 to 11 mph.
Saturday
Partly sunny, with a high near 36. North wind 11 to 17 mph.
Saturday Night
Partly cloudy, with a low around 29. Northwest wind 7 to 10 mph.
Sunday
Sunny, with a high near 42. Southwest wind 11 to 16 mph.
Sunday Night
Mostly cloudy, with a low around 36. Southwest wind around 15 mph.
Monday
Mostly cloudy, with a high near 47. Breezy, with a southwest wind 16 to 21 mph.
Monday Night
Mostly cloudy, with a low around 40. Breezy, with a west wind 15 to 21 mph.
Tuesday
A chance of rain. Partly sunny, with a high near 47. West wind around 11 mph becoming east in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 37. East wind 11 to 13 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 46. East wind around 16 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.37°N 70.75°W (Elev. 299 ft)
Last Update:
12:30 am EDT Mar 26, 2026
Forecast Valid:
12am EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation