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.

Overcast

50°F

10°C

Humidity 86%
Wind Speed SW 14 G 22 mph
Barometer 29.93 in (1013.6 mb)
Dewpoint 46°F (8°C)
Visibility 8.00 mi
Wind Chill45°F (7°C)
Last update 1 Apr 1:53 am EDT
Extended Forecast for

Chilmark MA

  • Overnight

    Overnight: Patchy fog between 3am and 5am. Otherwise, mostly cloudy, with a low around 46. Breezy, with a southwest wind around 24 mph.

    Low: 46 °F

    Patchy Fog
    and Breezy

  • Wednesday

    Wednesday: A chance of showers, mainly after 9am. Patchy fog between 9am and 10am. Otherwise, mostly cloudy, with a high near 52. Breezy, with a southwest wind 14 to 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers likely. Patchy fog before midnight, then patchy fog after 1am. Otherwise, cloudy, with a low around 38. Northeast wind 9 to 17 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers. Patchy fog before 11am, then patchy fog after 5pm. Otherwise, cloudy, with a high near 42. Northeast wind around 18 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A slight chance of showers before 9pm. Patchy fog before 7pm. Otherwise, cloudy, with a low around 37. East wind 8 to 15 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 50. Southeast wind 7 to 14 mph becoming southwest in the afternoon.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. Southwest wind around 18 mph.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 53. West wind around 11 mph becoming south in the afternoon.

    High: 53 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. East wind around 14 mph becoming south after midnight.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog between 3am and 5am. Otherwise, mostly cloudy, with a low around 46. Breezy, with a southwest wind around 24 mph.
Wednesday
A chance of showers, mainly after 9am. Patchy fog between 9am and 10am. Otherwise, mostly cloudy, with a high near 52. Breezy, with a southwest wind 14 to 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely. Patchy fog before midnight, then patchy fog after 1am. Otherwise, cloudy, with a low around 38. Northeast wind 9 to 17 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers. Patchy fog before 11am, then patchy fog after 5pm. Otherwise, cloudy, with a high near 42. Northeast wind around 18 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A slight chance of showers before 9pm. Patchy fog before 7pm. Otherwise, cloudy, with a low around 37. East wind 8 to 15 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 50. Southeast wind 7 to 14 mph becoming southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 45. Southwest wind around 18 mph.
Saturday
Partly sunny, with a high near 53. West wind around 11 mph becoming south in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. East wind around 14 mph becoming south after midnight.
Sunday
A chance of showers after 11am. Mostly cloudy, with a high near 53. Breezy, with a south wind 17 to 21 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 15 to 20 mph. Chance of precipitation is 60%.
Monday
A chance of showers. Mostly sunny, with a high near 48. West wind 11 to 14 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 36. North wind around 10 mph.
Tuesday
Mostly sunny, with a high near 45. North wind around 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:
12:19 am EDT Apr 1, 2026
Forecast Valid:
2am EDT Apr 1, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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