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

49°F

9°C

Humidity 90%
Wind Speed S 8 mph
Barometer 29.87 in (1011.5 mb)
Dewpoint 46°F (8°C)
Visibility 8.00 mi
Wind Chill46°F (8°C)
Last update 15 Apr 5:53 am EDT
Extended Forecast for

Aquinnah MA

  • Today

    Today: Partly sunny, with a high near 56. West wind 6 to 9 mph becoming south in the afternoon.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 9pm and 4am. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 47. South wind 7 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 56. Southwest wind 9 to 13 mph.

    High: 56 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Southwest wind 9 to 11 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 57. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 57 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Mostly cloudy, with a low around 45. Northeast wind around 9 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 53. Northeast wind around 9 mph.

    High: 53 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. East wind around 8 mph becoming south after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 8am. Mostly cloudy, with a high near 54. South wind 11 to 15 mph. Chance of precipitation is 40%.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 56. West wind 6 to 9 mph becoming south in the afternoon.
Tonight
A chance of showers and thunderstorms, mainly between 9pm and 4am. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 47. South wind 7 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 56. Southwest wind 9 to 13 mph.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind 9 to 11 mph.
Friday
A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 57. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Mostly cloudy, with a low around 45. Northeast wind around 9 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 53. Northeast wind around 9 mph.
Saturday Night
Mostly cloudy, with a low around 45. East wind around 8 mph becoming south after midnight.
Sunday
A chance of showers after 8am. Mostly cloudy, with a high near 54. South wind 11 to 15 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40. Breezy, with a west wind 17 to 21 mph. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly sunny, with a high near 48. Breezy, with a west wind 18 to 21 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 35. Breezy, with a northwest wind 16 to 20 mph.
Tuesday
Sunny, with a high near 48. Southwest wind 14 to 17 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Aquinnah MA
 41.35°N 70.81°W (Elev. 3 ft)
Last Update:
2:29 am EDT Apr 15, 2026
Forecast Valid:
6am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation