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

38°F

3°C

Humidity 89%
Wind Speed N 17 G 29 mph
Barometer 29.77 in (1008.0 mb)
Dewpoint 35°F (2°C)
Visibility 8.00 mi
Wind Chill29°F (-2°C)
Last update 23 Mar 12:53 pm EDT
Extended Forecast for

Chilmark MA

  • This Afternoon

    This Afternoon: A chance of rain, mainly after 3pm. Patchy fog before 3pm, then patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 39. North wind around 18 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Chance Rain
    and Patchy
    Fog

  • Tonight

    Tonight: Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 31. North wind 14 to 17 mph.

    Low: 31 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 40. North wind 6 to 14 mph.

    High: 40 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. Southwest wind 13 to 15 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 9 to 14 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 3am. Cloudy, with a low around 38. South wind around 15 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 49. Southwest wind 15 to 17 mph.

    High: 49 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 41. Southwest wind around 18 mph. Chance of precipitation is 60%.

    Low: 41 °F

    Mostly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain likely, mainly before 7am. Partly sunny, with a high near 49. West wind 14 to 16 mph becoming north in the afternoon. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely

Detailed Forecast

This Afternoon
A chance of rain, mainly after 3pm. Patchy fog before 3pm, then patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 39. North wind around 18 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 31. North wind 14 to 17 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 40. North wind 6 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 34. Southwest wind 13 to 15 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 9 to 14 mph.
Wednesday Night
A slight chance of rain after 3am. Cloudy, with a low around 38. South wind around 15 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 49. Southwest wind 15 to 17 mph.
Thursday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 41. Southwest wind around 18 mph. Chance of precipitation is 60%.
Friday
Rain likely, mainly before 7am. Partly sunny, with a high near 49. West wind 14 to 16 mph becoming north in the afternoon. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 26. North wind 13 to 15 mph.
Saturday
Mostly sunny, with a high near 37. North wind 9 to 13 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 30. West wind around 11 mph.
Sunday
Sunny, with a high near 43. West wind 11 to 14 mph.
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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:
1:22 pm EDT Mar 23, 2026
Forecast Valid:
1pm EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation