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

48°F

9°C

Humidity 93%
Wind Speed S 18 G 33 mph
Barometer 30.07 in (1018.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 9 Jan 7:53 pm EST
Extended Forecast for

Chilmark MA

  • Tonight

    Tonight: Showers likely, mainly before midnight. Patchy fog after 10pm. Otherwise, cloudy, with a low around 38. Breezy, with a south wind 14 to 21 mph becoming west after midnight. 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

  • Saturday

    Saturday: A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 44. Northwest wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 39. East wind 10 to 14 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain

  • Sunday

    Sunday: Rain, mainly before noon. High near 42. West wind 10 to 16 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain then
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain showers before 10pm, then a slight chance of snow showers between 10pm and 2am. Partly cloudy, with a low around 30. Windy, with a west wind 17 to 22 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 46 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Monday

    Monday: Sunny, with a high near 38. Breezy, with a west wind 17 to 24 mph, with gusts as high as 37 mph.

    High: 38 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind around 16 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southwest wind around 17 mph.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly before midnight. Patchy fog after 10pm. Otherwise, cloudy, with a low around 38. Breezy, with a south wind 14 to 21 mph becoming west after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 44. Northwest wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 39. East wind 10 to 14 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain, mainly before noon. High near 42. West wind 10 to 16 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of rain showers before 10pm, then a slight chance of snow showers between 10pm and 2am. Partly cloudy, with a low around 30. Windy, with a west wind 17 to 22 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 46 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 38. Breezy, with a west wind 17 to 24 mph, with gusts as high as 37 mph.
Monday Night
Partly cloudy, with a low around 34. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 42. West wind around 16 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Southwest wind around 17 mph.
Wednesday
Mostly cloudy, with a high near 44. Southwest wind 14 to 17 mph.
Wednesday Night
A chance of showers. Cloudy, with a low around 34. Southwest wind around 10 mph. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 38. Northwest wind around 11 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 26. North wind 11 to 14 mph. Chance of precipitation is 40%.
Friday
A chance of snow. Mostly cloudy, with a high near 33. North wind around 15 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:
7:25 pm EST Jan 9, 2026
Forecast Valid:
8pm EST Jan 9, 2026-6pm EST Jan 16, 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