Marine Weather Net

Bourne, MA Weather Forecast


Marine Forecast: Cape Cod BayCape Cod Bay


Bourne, Massachusetts

 Lat: 41.74N, Lon: 70.6W

Current Conditions Updated: 445 AM EDT THU AUG 20 2026

Clear


Temp: 66°F
  • Humidity:
  • 93%
  • Winds:
  • 5 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.95 in.
  • Dewpoint:
  • 64°F
  • Heat index:
  • 66°F

  • Sunrise:
  • 5:54 AM EDT
  • Sunset:
  • 7:33 PM EDT
  • Moonrise:
  • 2:40 PM EDT
  • Moonset:
  • 11:23 PM EDT

TODAY

MOSTLY SUNNY
Hi: 81°F
Lo: 65°F

FRIDAY

CHANCE OF SHOWERS
Hi: 75°F
Lo: 65°F
Precip: 40%

SATURDAY

SHOWERS
Hi: 75°F
Lo: 69°F
Precip: 90%

SUNDAY

CHANCE OF SHOWERS
Hi: 79°F
Lo: 69°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 402 AM EDT Thu Aug 20 2026

Today...Mostly sunny. Highs in the lower 80s. West winds around 5 mph, becoming south this afternoon.
Tonight...Cloudy. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 70 percent.
Friday...Mostly cloudy with a 40 percent chance of showers. Humid with highs in the mid 70s. Northeast winds 5 to 10 mph.
Friday Night...Mostly cloudy with a 50 percent chance of showers. Patchy fog. Humid with lows in the mid 60s. East winds 5 to 10 mph.
Saturday...Showers. Patchy fog. Humid with highs in the mid 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.
Saturday Night...Showers. Lows in the upper 60s. Chance of rain 90 percent.
Sunday...Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of rain 50 percent.
Sunday Night...Mostly cloudy. Lows in the upper 60s.
Monday...Mostly sunny. Highs in the lower 80s.
Monday Night...Mostly clear. Lows in the mid 60s. Highs in the upper 70s.
Tuesday...Mostly clear. Lows in the mid 60s. Highs in the upper 70s.
Wednesday...Mostly clear. Lows in the mid 60s. Highs in the upper 70s.
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