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

36°F

2°C

Humidity 64%
Wind Speed NE 5 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 22 Mar 12:53 am EDT
Extended Forecast for

Chilmark MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. Southeast wind 3 to 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Cloudy, with a high near 49. South wind 15 to 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Low around 37. West wind 8 to 11 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Monday

    Monday: A chance of rain before 8am, then a chance of showers between 8am and 3pm. Cloudy, with a high near 41. North wind 14 to 16 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 31. North wind 11 to 14 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 40. North wind 6 to 10 mph becoming west in the afternoon.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. Southwest wind 10 to 13 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 13 to 16 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Southwest wind 10 to 14 mph.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. Southeast wind 3 to 6 mph.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 49. South wind 15 to 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain, mainly before 4am. Low around 37. West wind 8 to 11 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain before 8am, then a chance of showers between 8am and 3pm. Cloudy, with a high near 41. North wind 14 to 16 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 31. North wind 11 to 14 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
Sunny, with a high near 40. North wind 6 to 10 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 33. Southwest wind 10 to 13 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 13 to 16 mph.
Wednesday Night
Mostly cloudy, with a low around 34. Southwest wind 10 to 14 mph.
Thursday
Partly sunny, with a high near 48. South wind 11 to 13 mph.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. South wind 15 to 17 mph. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly sunny, with a high near 46. Northwest wind 13 to 15 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 26. North wind around 13 mph.
Saturday
Sunny, with a high near 40. North wind around 10 mph becoming west in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.34°N 70.75°W (Elev. 79 ft)
Last Update:
6:13 pm EDT Mar 21, 2026
Forecast Valid:
1am EDT Mar 22, 2026-6pm EDT Mar 28, 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