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.

Light Snow Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 29.90 in (1012.4 mb)
Dewpoint 32°F (0°C)
Visibility 0.75 mi
Wind Chill25°F (-4°C)
Last update 18 Jan 3:53 pm EST
Extended Forecast for

Chilmark MA

Winter Weather Advisory January 18, 04:45pm until January 19, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 18, 04:45pm until January 19, 07:00am

    NOW until 7:00am Mon

    Winter Weather Advisory

  • This Afternoon

    High: 38 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain before 2am, then a chance of snow between 2am and 4am. Low around 30. Northeast wind around 10 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    then Snow
    Likely

  • M.L.King Day

    M.L.King Day: A slight chance of snow before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 35. Breezy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Breezy, with a west wind 21 to 24 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. Breezy, with a west wind 17 to 22 mph.

    High: 27 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 19. Breezy, with a west wind 14 to 22 mph.

    Low: 19 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Southwest wind 10 to 14 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Southwest wind 16 to 18 mph.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow, possibly mixed with rain. High near 38. Northeast wind around 9 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Snow, possibly mixed with rain before 2am, then a chance of snow between 2am and 4am. Low around 30. Northeast wind around 10 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
M.L.King Day
A slight chance of snow before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 35. Breezy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 22. Breezy, with a west wind 21 to 24 mph.
Tuesday
Mostly sunny, with a high near 27. Breezy, with a west wind 17 to 22 mph.
Tuesday Night
Mostly clear, with a low around 19. Breezy, with a west wind 14 to 22 mph.
Wednesday
Mostly sunny, with a high near 39. Southwest wind 10 to 14 mph.
Wednesday Night
Mostly cloudy, with a low around 32. Southwest wind 16 to 18 mph.
Thursday
A chance of rain. Mostly cloudy, with a high near 41. Southwest wind around 16 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain before 8pm. Partly cloudy, with a low around 23. West wind 16 to 18 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 30. West wind around 16 mph.
Friday Night
Mostly cloudy, with a low around 20. West wind around 15 mph.
Saturday
A chance of snow. Partly sunny, with a high near 29. West wind around 15 mph. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 15. Northwest wind 14 to 17 mph. Chance of precipitation is 40%.
Sunday
A chance of snow. Partly sunny, with a high near 25.
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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:
1:08 pm EST Jan 18, 2026
Forecast Valid:
4pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation