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

64°F

18°C

Humidity 93%
Wind Speed SW 10 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Oct 9:53 pm EDT
Extended Forecast for

Chilmark MA

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 61. Southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 71. Southwest wind 14 to 16 mph.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Northwest wind 11 to 13 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 7 to 15 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 3am. Partly cloudy, with a low around 50. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 68. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 100%.

    High: 68 °F

    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 45. Windy, with a west wind around 29 mph. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely and
    Windy

  • Saturday

    Saturday: A chance of showers before 7am. Mostly sunny, with a high near 53. Windy, with a northwest wind 26 to 30 mph. Chance of precipitation is 30%.

    High: 53 °F

    Windy. Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Breezy, with a northwest wind 17 to 22 mph.

    Low: 40 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 61. Southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 71. Southwest wind 14 to 16 mph.
Wednesday Night
Partly cloudy, with a low around 53. Northwest wind 11 to 13 mph.
Thursday
Sunny, with a high near 61. North wind 7 to 15 mph.
Thursday Night
A slight chance of showers after 3am. Partly cloudy, with a low around 50. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.
Friday
Showers and possibly a thunderstorm. High near 68. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 100%.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 45. Windy, with a west wind around 29 mph. Chance of precipitation is 60%.
Saturday
A chance of showers before 7am. Mostly sunny, with a high near 53. Windy, with a northwest wind 26 to 30 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 40. Breezy, with a northwest wind 17 to 22 mph.
Sunday
Sunny, with a high near 56. West wind around 16 mph.
Sunday Night
Mostly clear, with a low around 48. West wind 9 to 11 mph.
Monday
Mostly sunny, with a high near 60. Southwest wind 13 to 18 mph.
Monday Night
Mostly cloudy, with a low around 53. Southwest wind 13 to 16 mph.
Tuesday
Mostly sunny, with a high near 63. West wind around 11 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:
3:30 pm EDT Oct 13, 2026
Forecast Valid:
10pm EDT Oct 13, 2026-6pm EDT Oct 20, 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