Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed SW 8 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 3 Jul 1:53 am EDT
Extended Forecast for

Edgartown MA

Heat Advisory July 3, 02:10am until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 3, 02:10am until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Overnight

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 93. Heat index values as high as 99. Southwest wind 6 to 11 mph, with gusts as high as 26 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, mainly between 11pm and 4am.  Increasing clouds, with a low around 73. West wind 3 to 7 mph.  Chance of precipitation is 40%.

    Low: 73 °F

    Scattered
    T-storms

  • Independence Day

    Independence Day: Isolated showers and thunderstorms before 10am, then scattered showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Northwest wind 7 to 10 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Scattered
    T-storms

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 65. Light and variable wind becoming west around 5 mph after midnight.  Chance of precipitation is 40%.

    Low: 65 °F

    Scattered
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph becoming southeast in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58. Southeast wind 5 to 9 mph becoming light south  after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers.  Partly sunny, with a high near 75. Southeast wind 6 to 10 mph.  Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 72. Southwest wind around 6 mph.
Friday
Sunny and hot, with a high near 93. Heat index values as high as 99. Southwest wind 6 to 11 mph, with gusts as high as 26 mph.
Friday Night
Scattered showers and thunderstorms, mainly between 11pm and 4am. Increasing clouds, with a low around 73. West wind 3 to 7 mph. Chance of precipitation is 40%.
Independence Day
Isolated showers and thunderstorms before 10am, then scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Northwest wind 7 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Scattered showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 65. Light and variable wind becoming west around 5 mph after midnight. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Sunday Night
Mostly cloudy, with a low around 58. Southeast wind 5 to 9 mph becoming light south after midnight.
Monday
A chance of showers. Partly sunny, with a high near 75. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. Southeast wind around 9 mph. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely before 2pm, then a chance of showers between 2pm and 5pm. Partly sunny, with a high near 74. East wind 11 to 14 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. East wind 8 to 11 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 81. Northeast wind 8 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 61. East wind 6 to 8 mph becoming west after midnight.
Thursday
Sunny, with a high near 82. Southwest wind 6 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Edgartown MA
 41.38°N 70.53°W (Elev. 30 ft)
1:14 am EDT Jul 3, 2026
2am EDT Jul 3, 2026-6pm EDT Jul 9, 2026
 
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Additional Resources

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