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.

Fog

75°F

24°C

Humidity 100%
Wind Speed SW 9 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 75°F (24°C)
Visibility 0.25 mi
Last update 16 Jul 6:53 pm EDT
Extended Forecast for

Edgartown MA

  • Tonight

    Tonight: Patchy dense fog. Otherwise, increasing clouds, with a low around 71. Southwest wind around 8 mph.

    Low: 71 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 82. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Southwest wind around 11 mph.

    Low: 71 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 84. Northwest wind around 10 mph becoming north in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. East wind around 6 mph becoming light and variable.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. Northeast wind 6 to 8 mph becoming south in the afternoon.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 3am. Mostly cloudy, with a low around 67. South wind around 7 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. South wind 9 to 13 mph. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 10pm. Partly cloudy, with a low around 65. Southwest wind around 7 mph becoming north after midnight. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, increasing clouds, with a low around 71. Southwest wind around 8 mph.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 82. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Southwest wind around 11 mph.
Friday
Sunny, with a high near 84. Northwest wind around 10 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 65. East wind around 6 mph becoming light and variable.
Saturday
Sunny, with a high near 80. Northeast wind 6 to 8 mph becoming south in the afternoon.
Saturday Night
A chance of showers after 3am. Mostly cloudy, with a low around 67. South wind around 7 mph. Chance of precipitation is 30%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. South wind 9 to 13 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 10pm. Partly cloudy, with a low around 65. Southwest wind around 7 mph becoming north after midnight. Chance of precipitation is 30%.
Monday
Sunny, with a high near 78. North wind around 10 mph.
Monday Night
Mostly clear, with a low around 64. East wind around 6 mph becoming northwest after midnight.
Tuesday
Sunny, with a high near 80. Northeast wind 6 to 11 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65. South wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 80. South wind 7 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgartown MA
 41.39°N 70.56°W (Elev. 30 ft)
Last Update:
7:05 pm EDT Jul 16, 2025
Forecast Valid:
7pm EDT Jul 16, 2025-6pm EDT Jul 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation