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

74°F

23°C

Humidity 50%
Wind Speed S 10 mph
Barometer 29.87 in (1011.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Apr 12:53 pm EDT
Extended Forecast for

Chilmark MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 64. Southwest wind around 7 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog before 3am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. South wind 9 to 13 mph.

    Low: 48 °F

    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms. Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. West wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers before 8pm. Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 45. Northeast wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 53. East wind around 10 mph.

    High: 53 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 45. East wind around 8 mph becoming south after midnight.

    Low: 45 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Cloudy, with a high near 55. South wind 11 to 15 mph becoming west in the afternoon. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind 15 to 17 mph. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 47. West wind around 17 mph.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 64. Southwest wind around 7 mph.
Tonight
Patchy fog before 3am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. South wind 9 to 13 mph.
Friday
A chance of showers and thunderstorms. Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. West wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers before 8pm. Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 45. Northeast wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 53. East wind around 10 mph.
Saturday Night
Cloudy, with a low around 45. East wind around 8 mph becoming south after midnight.
Sunday
Showers likely, mainly after 2pm. Cloudy, with a high near 55. South wind 11 to 15 mph becoming west in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind 15 to 17 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 47. West wind around 17 mph.
Monday Night
Partly cloudy, with a low around 34. Northwest wind around 15 mph.
Tuesday
Sunny, with a high near 48. Northwest wind 11 to 14 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 41. Southwest wind around 17 mph.
Wednesday
Partly sunny, with a high near 54. Southwest wind around 16 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.37°N 70.75°W (Elev. 299 ft)
Last Update:
12:54 pm EDT Apr 16, 2026
Forecast Valid:
1pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation