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

73°F

23°C

Humidity 84%
Wind Speed NW 8 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 13 Jun 2:53 am EDT
Extended Forecast for

Chilmark MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 65. Northwest wind around 11 mph.

    Low: 65 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 83. Northwest wind 8 to 11 mph becoming southwest in the afternoon.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 63. West wind 6 to 13 mph.

    Low: 63 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 79. Southwest wind 5 to 14 mph.

    High: 79 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 62. South wind 15 to 17 mph. Chance of precipitation is 80%.

    Low: 62 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 8am. Mostly sunny, with a high near 77. West wind 10 to 14 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Northwest wind 9 to 11 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Northwest wind 6 to 11 mph becoming southwest in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. Southwest wind 6 to 10 mph.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 65. Northwest wind around 11 mph.
Saturday
Sunny, with a high near 83. Northwest wind 8 to 11 mph becoming southwest in the afternoon.
Saturday Night
Clear, with a low around 63. West wind 6 to 13 mph.
Sunday
Increasing clouds, with a high near 79. Southwest wind 5 to 14 mph.
Sunday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 62. South wind 15 to 17 mph. Chance of precipitation is 80%.
Monday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 8am. Mostly sunny, with a high near 77. West wind 10 to 14 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 60. Northwest wind 9 to 11 mph.
Tuesday
Mostly sunny, with a high near 72. Northwest wind 6 to 11 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60. Southwest wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 76. South wind 5 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 61. South wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 74. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 63. Breezy, with a southwest wind 18 to 21 mph. Chance of precipitation is 50%.
Juneteenth
Mostly sunny, with a high near 75. Breezy, with a southwest wind 16 to 22 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.35°N 70.78°W (Elev. 3 ft)
Last Update:
12:41 am EDT Jun 13, 2026
Forecast Valid:
3am EDT Jun 13, 2026-6pm EDT Jun 19, 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