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 82%
Wind Speed S 14 G 23 mph
Barometer 29.83 in (1010.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 13 Jan 9:53 pm EST
Extended Forecast for

Chilmark MA

  • Tonight

    Tonight: Cloudy, with a low around 38. Southwest wind 15 to 17 mph.

    Low: 38 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. Southwest wind 10 to 15 mph.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 9pm. Cloudy, with a low around 34. South wind 8 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 8am, then a chance of rain between 8am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 11 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. West wind around 17 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38. Northwest wind 14 to 16 mph becoming southwest in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. Southwest wind 14 to 17 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 43. Southwest wind 11 to 13 mph.

    High: 43 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. West wind around 10 mph.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 38. Southwest wind 15 to 17 mph.
Wednesday
Mostly cloudy, with a high near 46. Southwest wind 10 to 15 mph.
Wednesday Night
A chance of showers, mainly after 9pm. Cloudy, with a low around 34. South wind 8 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers before 8am, then a chance of rain between 8am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 11 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 18. West wind around 17 mph.
Friday
Sunny, with a high near 38. Northwest wind 14 to 16 mph becoming southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 30. Southwest wind 14 to 17 mph.
Saturday
Partly sunny, with a high near 43. Southwest wind 11 to 13 mph.
Saturday Night
Mostly cloudy, with a low around 30. West wind around 10 mph.
Sunday
A chance of snow after 4pm. Partly sunny, with a high near 38. West wind 10 to 14 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 24. West wind around 14 mph.
M.L.King Day
Mostly sunny, with a high near 34. West wind 14 to 16 mph.
Monday Night
Mostly cloudy, with a low around 22. West wind around 16 mph.
Tuesday
Partly sunny, with a high near 30. West wind 16 to 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.34°N 70.75°W (Elev. 79 ft)
Last Update:
2:38 pm EST Jan 13, 2026
Forecast Valid:
10pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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