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

36°F

2°C

Humidity 76%
Wind Speed S 8 mph
Barometer 29.95 in (1014.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 13 Mar 10:53 pm EDT
Extended Forecast for

Chilmark MA

  • Tonight

    Tonight: Showers likely, mainly before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Breezy, with a south wind 18 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 45. Breezy, with a west wind 22 to 25 mph, with gusts as high as 40 mph.

    High: 45 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northwest wind 13 to 18 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 43. North wind 6 to 8 mph becoming southeast in the afternoon.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35. Southeast wind 10 to 16 mph.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Rain, with thunderstorms also possible after 11am. High near 53. Breezy, with a south wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%.

    High: 53 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Low around 37. Windy, with a south wind 28 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.

    Low: 37 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain likely, possibly mixing with snow after 11am, then gradually ending. Partly sunny, with a high near 46. Breezy, with a southwest wind 20 to 22 mph. Chance of precipitation is 60%.

    High: 46 °F

    Breezy.
    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. Breezy, with a west wind 16 to 21 mph.

    Low: 24 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
Showers likely, mainly before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Breezy, with a south wind 18 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 45. Breezy, with a west wind 22 to 25 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 31. Northwest wind 13 to 18 mph.
Sunday
Partly sunny, with a high near 43. North wind 6 to 8 mph becoming southeast in the afternoon.
Sunday Night
Mostly cloudy, with a low around 35. Southeast wind 10 to 16 mph.
Monday
Rain, with thunderstorms also possible after 11am. High near 53. Breezy, with a south wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 37. Windy, with a south wind 28 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.
Tuesday
Rain likely, possibly mixing with snow after 11am, then gradually ending. Partly sunny, with a high near 46. Breezy, with a southwest wind 20 to 22 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 24. Breezy, with a west wind 16 to 21 mph.
Wednesday
Mostly sunny, with a high near 37. Northwest wind 9 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South wind 6 to 8 mph.
Thursday
Partly sunny, with a high near 41. Southeast wind 8 to 10 mph.
Thursday Night
Partly cloudy, with a low around 33. South wind around 9 mph.
Friday
Partly sunny, with a high near 43. West wind around 10 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:
2:45 pm EDT Mar 13, 2026
Forecast Valid:
11pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation