National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fair

60°F

16°C

Humidity 100%
Wind Speed W 3 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 4 Aug 5:53 am EDT
Extended Forecast for

Chilmark MA

  • Today

    Today: Partly sunny, with a high near 76. Northwest wind 5 to 8 mph becoming south in the afternoon.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers after 3am. Mostly cloudy, with a low around 66. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Light and variable wind becoming southwest 5 to 9 mph in the morning.

    High: 76 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 69. Southwest wind around 8 mph.

    Low: 69 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Southwest wind 8 to 13 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. Southwest wind around 11 mph.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77. Southwest wind 10 to 15 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. Southwest wind 9 to 14 mph.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Southwest wind 7 to 14 mph.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 76. Northwest wind 5 to 8 mph becoming south in the afternoon.
Tonight
A slight chance of showers after 3am. Mostly cloudy, with a low around 66. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 76. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 69. Southwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 78. Southwest wind 8 to 13 mph.
Thursday Night
Partly cloudy, with a low around 70. Southwest wind around 11 mph.
Friday
Mostly sunny, with a high near 77. Southwest wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 70. Southwest wind 9 to 14 mph.
Saturday
Mostly sunny, with a high near 77. Southwest wind 7 to 14 mph.
Saturday Night
Partly cloudy, with a low around 69. West wind 7 to 11 mph.
Sunday
Mostly sunny, with a high near 77. Southwest wind 7 to 14 mph.
Sunday Night
Partly cloudy, with a low around 69. Southwest wind 9 to 13 mph.
Monday
Mostly sunny, with a high near 77. Southwest wind 9 to 15 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:
1:04 am EDT Aug 4, 2026
Forecast Valid:
6am EDT Aug 4, 2026-6pm EDT Aug 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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