Marine Weather Net

Chilmark, MA Weather Forecast




Chilmark, Massachusetts

 Lat: 41.34N, Lon: 70.75W

Current Conditions Updated: 1153 AM EDT TUE SEP 23 2025

Mostly Cloudy
Temp: 72°F
  • Humidity:
  • 76%
  • Winds:
  • 13 MPH SSW
  • Gusts:
  • 21 MPH
  • Barometer:
  • 30.03 in.
  • Dewpoint:
  • 64°F
  • Heat index:
  • 73°F

  • Sunrise:
  • 6:29 AM EDT
  • Sunset:
  • 6:38 PM EDT
  • Moonrise:
  • 8:18 AM EDT
  • Moonset:
  • 7:13 PM EDT

THIS AFTERNOON

MOSTLY SUNNY
Lo: 61°F

WEDNESDAY

CHANCE OF SHOWERS
Hi: 71°F
Lo: 61°F
Precip: 50%

THURSDAY

SHOWERS
Hi: 71°F
Lo: 65°F
Precip: 60%

FRIDAY

CHANCE OF T-STORM
Hi: 71°F
Lo: 61°F
Precip: 70%
Weather Forecast In Detail:
Forecast Issued: 103 PM EDT Tue Sep 23 2025

This Afternoon...Mostly sunny. Near steady temperature in the lower 70s. Southwest winds around 15 mph with gusts up to 25 mph.
Tonight...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Patchy fog after midnight. Lows in the lower 60s. Southwest winds 10 to 15 mph. Chance of rain 30 percent.
Wednesday...Mostly cloudy with a chance of showers. Patchy fog in the morning. Humid with highs in the lower 70s. North winds 5 to 10 mph, becoming east in the afternoon. Chance of rain 50 percent.
Wednesday Night...Showers likely. Lows in the lower 60s. East winds 5 to 10 mph. Chance of rain 60 percent.
Thursday...Showers likely. Humid with highs in the lower 70s. Southeast winds 10 to 15 mph. Chance of rain 60 percent.
Thursday Night...Showers likely. Near steady temperature in the mid 60s. Chance of rain 70 percent.
Friday...Showers likely with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 70 percent.
Friday Night And Saturday...Mostly cloudy. A 40 percent chance of showers. Lows in the lower 60s. Highs in the lower 70s.
Saturday Night...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 60s.
Sunday...Partly sunny with a 30 percent chance of showers. Highs in the mid 70s.
Sunday Night And Monday...Partly cloudy. Lows in the upper 50s. Highs in the lower 70s.
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