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Hazardous Weather Conditions

Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fair

81°F

27°C

Humidity 74%
Wind Speed W 10 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 2 Jul 9:53 am EDT
Extended Forecast for

Marthas Vineyard Airport MA

Heat Advisory July 2, 10:55am until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 2, 10:55am until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 85 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 70. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    T-storms and
    Patchy Fog

  • Friday

    Friday: Isolated showers and thunderstorms. Mostly sunny and hot, with a high near 94. Heat index values as high as 106. West wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 94 °F

    Isolated
    T-storms

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 73. West wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 73 °F

    Scattered
    T-storms

  • Independence Day

    Independence Day: Scattered showers and thunderstorms before 2pm, then scattered showers and thunderstorms after 3pm. Partly sunny, with a high near 89. West wind 8 to 14 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    T-storms

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 70. Northwest wind 5 to 14 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 79. North wind 5 to 9 mph becoming east in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 1am. Mostly cloudy, with a low around 58. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Isolated showers between 1pm and 2pm, then isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 70. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday
Isolated showers and thunderstorms. Mostly sunny and hot, with a high near 94. Heat index values as high as 106. West wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 73. West wind 5 to 9 mph. Chance of precipitation is 30%.
Independence Day
Scattered showers and thunderstorms before 2pm, then scattered showers and thunderstorms after 3pm. Partly sunny, with a high near 89. West wind 8 to 14 mph. Chance of precipitation is 50%.
Saturday Night
Scattered showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 70. Northwest wind 5 to 14 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 79. North wind 5 to 9 mph becoming east in the afternoon.
Sunday Night
A chance of showers after 1am. Mostly cloudy, with a low around 58. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.
Monday
A chance of showers. Mostly cloudy, with a high near 80. East wind 6 to 10 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. East wind 6 to 8 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly sunny, with a high near 79. East wind 9 to 13 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 61. East wind 5 to 8 mph.
Wednesday
Mostly sunny, with a high near 78. Northeast wind 5 to 9 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marthas Vineyard Airport MA
 41.39°N 70.62°W (Elev. 59 ft)
Last Update:
5:16 am EDT Jul 2, 2026
Forecast Valid:
10am EDT Jul 2, 2026-6pm EDT Jul 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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