National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fog/Mist

33°F

1°C

Humidity 92%
Wind Speed Calm
Barometer 30.07 in (1018.1 mb)
Dewpoint 31°F (-1°C)
Visibility 5.00 mi
Last update 18 Jan 6:53 am EST
Extended Forecast for

Chilmark MA

Winter Weather Advisory until January 19, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 19, 07:00am

    NOW until 7:00am Mon

    Winter Weather Advisory

  • Today

    High: 38 °F

    Rain/Snow
    then Snow

  • Tonight

    Tonight: Snow. Low around 29. Northeast wind 8 to 11 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Snow

  • M.L.King Day

    M.L.King Day: Snow likely before 7am, then a chance of snow showers between 7am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 36. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 36 °F

    Snow Likely
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Breezy, with a west wind 15 to 22 mph, with gusts as high as 33 mph.

    Low: 22 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 26. Windy, with a west wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon.

    High: 26 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. Breezy, with a west wind 16 to 24 mph.

    Low: 18 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Southwest wind 10 to 16 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Southwest wind 16 to 18 mph.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow likely before 10am, then rain between 10am and 11am, then snow after 11am. High near 38. Light and variable wind becoming northeast 5 to 10 mph in the morning. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tonight
Snow. Low around 29. Northeast wind 8 to 11 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
M.L.King Day
Snow likely before 7am, then a chance of snow showers between 7am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 36. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
Mostly cloudy, with a low around 22. Breezy, with a west wind 15 to 22 mph, with gusts as high as 33 mph.
Tuesday
Mostly sunny, with a high near 26. Windy, with a west wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 18. Breezy, with a west wind 16 to 24 mph.
Wednesday
Mostly sunny, with a high near 37. Southwest wind 10 to 16 mph.
Wednesday Night
Mostly cloudy, with a low around 33. Southwest wind 16 to 18 mph.
Thursday
A chance of showers before 11am. Partly sunny, with a high near 40. Southwest wind around 17 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 23. West wind 16 to 18 mph.
Friday
Mostly sunny, with a high near 35. West wind around 14 mph.
Friday Night
Mostly cloudy, with a low around 28. Southwest wind around 13 mph.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 36. West wind around 14 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.37°N 70.75°W (Elev. 299 ft)
Last Update:
6:21 am EST Jan 18, 2026
Forecast Valid:
7am EST Jan 18, 2026-6pm EST Jan 24, 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