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.

Light Rain Fog

52°F

11°C

Humidity 100%
Wind Speed S 13 mph
Barometer 29.72 in (1006.4 mb)
Dewpoint 52°F (11°C)
Visibility 0.25 mi
Wind Chill48°F (9°C)
Last update 19 Apr 11:53 am EDT
Extended Forecast for

Chilmark MA

  • This Afternoon

    This Afternoon: Rain and possibly a thunderstorm. Patchy fog between 4pm and 5pm. High near 56. South wind 10 to 17 mph becoming west. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: A chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 39. Northwest wind 11 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain
    then Mostly
    Clear

  • Monday

    Monday: A slight chance of rain after 2pm. Mostly sunny, with a high near 50. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 50 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 36. West wind 9 to 15 mph becoming north after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 47. North wind 8 to 14 mph.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 3am. Partly cloudy, with a low around 38. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. South wind around 14 mph.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. South wind around 8 mph becoming east after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. West wind around 9 mph.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm. Patchy fog between 4pm and 5pm. High near 56. South wind 10 to 17 mph becoming west. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 39. Northwest wind 11 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of rain after 2pm. Mostly sunny, with a high near 50. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 36. West wind 9 to 15 mph becoming north after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Sunny, with a high near 47. North wind 8 to 14 mph.
Tuesday Night
A slight chance of showers after 3am. Partly cloudy, with a low around 38. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 50. South wind around 14 mph.
Wednesday Night
Mostly cloudy, with a low around 42. South wind around 8 mph becoming east after midnight.
Thursday
Mostly sunny, with a high near 55. West wind around 9 mph.
Thursday Night
Partly cloudy, with a low around 43. West wind around 8 mph becoming north after midnight.
Friday
Mostly sunny, with a high near 54. North wind around 9 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 42. South wind around 8 mph becoming west after midnight.
Saturday
Mostly sunny, with a high near 54. Northeast wind 8 to 10 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.37°N 70.75°W (Elev. 299 ft)
Last Update:
3:05 am EDT Apr 19, 2026
Forecast Valid:
12pm EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation