Marine Weather Net

Barnstable, MA Weather Forecast


Marine Forecast: Cape Cod BayCape Cod Bay


Barnstable, Massachusetts

 Lat: 41.70N, Lon: 70.3W

Current Conditions Updated: 1056 AM EDT FRI AUG 14 2026

Clear


Temp: 74°F
  • Humidity:
  • 61%
  • Winds:
  • 12 MPH N
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.02 in.
  • Dewpoint:
  • 60°F
  • Heat index:
  • 77°F

  • Sunrise:
  • 5:47 AM EDT
  • Sunset:
  • 7:41 PM EDT
  • Moonrise:
  • 7:56 AM EDT
  • Moonset:
  • 8:39 PM EDT

THIS AFTERNOON

SUNNY

Hi: 80°F
Lo: 60°F
Precip: 20%

SATURDAY

SUNNY

Hi: 75°F
Lo: 59°F

SUNDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 69°F

MONDAY

SHOWERS
Hi: 79°F
Lo: 65°F
Precip: 80%
Weather Forecast In Detail:
Forecast Issued: 1002 AM EDT Fri Aug 14 2026

This Afternoon...Sunny. Isolated showers and thunderstorms. Highs around 80. Northwest winds 5 to 10 mph. Gusts up to 20 mph. Chance of rain 20 percent.
Tonight...Mostly cloudy with scattered showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows around 60. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 30 percent.
Saturday...Sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.
Saturday Night...Mostly clear. Lows in the upper 50s. South winds around 5 mph, becoming southwest after midnight.
Sunday...Mostly sunny. Highs in the upper 70s. Southwest winds around 5 mph, increasing to south 10 to 15 mph in the afternoon.
Sunday Night...Showers likely. Not as cool with lows in the upper 60s. Chance of rain 70 percent.
Monday...Showers. Highs in the upper 70s. Chance of rain 80 percent.
Monday Night...Partly cloudy with a 40 percent chance of showers. Lows in the mid 60s.
Tuesday...Mostly clear. Highs in the upper 70s. Lows in the mid 60s.
Wednesday...Mostly clear. Highs in the upper 70s. Lows in the mid 60s.
Wednesday Night...Partly cloudy. Lows in the upper 60s.
Thursday...Partly sunny with a 40 percent chance of showers. Highs in the lower 80s.
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