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.

Light Rain Fog/Mist

34°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in (1020.4 mb)
Dewpoint 34°F (1°C)
Visibility 6.00 mi
Last update 3 Mar 11:53 pm EST
Extended Forecast for

Chilmark MA

  • Overnight

    Overnight: Rain, mainly before 4am. Areas of fog. Low around 34. West wind 14 to 16 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain and
    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. Northwest wind 5 to 9 mph becoming light and variable in the afternoon.

    High: 44 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of fog after 11pm. Otherwise, increasing clouds, with a low around 27. Calm wind becoming southwest around 5 mph.

    Low: 27 °F

    Areas Fog

  • Thursday

    Thursday: A chance of rain, mainly after 11am. Areas of fog before 9am, then areas of fog after noon. Otherwise, cloudy, with a high near 40. Southeast wind 3 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Chance Rain
    and Areas Fog

  • Thursday Night

    Thursday Night: Rain. Low around 36. East wind 7 to 11 mph. Chance of precipitation is 80%.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain likely before 3pm, then a slight chance of rain after 5pm. Mostly cloudy, with a high near 38. Northeast wind 10 to 13 mph. Chance of precipitation is 60%.

    High: 38 °F

    Rain Likely
    then Chance
    Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 34. Northeast wind 6 to 9 mph.

    Low: 34 °F

    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 46. Southwest wind 7 to 14 mph.

    High: 46 °F

    Cloudy

  • Saturday Night

    Saturday Night: A chance of rain after 8pm. Mostly cloudy, with a low around 39. Southwest wind 15 to 17 mph. Chance of precipitation is 50%.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Overnight
Rain, mainly before 4am. Areas of fog. Low around 34. West wind 14 to 16 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. Northwest wind 5 to 9 mph becoming light and variable in the afternoon.
Wednesday Night
Areas of fog after 11pm. Otherwise, increasing clouds, with a low around 27. Calm wind becoming southwest around 5 mph.
Thursday
A chance of rain, mainly after 11am. Areas of fog before 9am, then areas of fog after noon. Otherwise, cloudy, with a high near 40. Southeast wind 3 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 36. East wind 7 to 11 mph. Chance of precipitation is 80%.
Friday
Rain likely before 3pm, then a slight chance of rain after 5pm. Mostly cloudy, with a high near 38. Northeast wind 10 to 13 mph. Chance of precipitation is 60%.
Friday Night
Cloudy, with a low around 34. Northeast wind 6 to 9 mph.
Saturday
Cloudy, with a high near 46. Southwest wind 7 to 14 mph.
Saturday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 39. Southwest wind 15 to 17 mph. Chance of precipitation is 50%.
Sunday
A chance of rain before 10am. Mostly cloudy, with a high near 48. Southwest wind 9 to 13 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 38. Southwest wind 8 to 10 mph.
Monday
Mostly sunny, with a high near 47. Southwest wind 10 to 13 mph.
Monday Night
Partly cloudy, with a low around 37. West wind around 11 mph.
Tuesday
Mostly sunny, with a high near 46. Southwest wind 10 to 13 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:
10:58 pm EST Mar 3, 2026
Forecast Valid:
12am EST Mar 4, 2026-6pm EDT Mar 10, 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