Marine Weather Net

Westport, MA Weather Forecast


Marine Forecast: Rhode Island Sound


Westport, Massachusetts

 Lat: 41.78N, Lon: 71.1W

Current Conditions Updated: 352 AM EDT WED AUG 19 2026

Fair
Temp: 70°F
  • Humidity:
  • 96%
  • Winds:
  • 6 MPH WSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.87 in.
  • Dewpoint:
  • 69°F
  • Heat index:
  • 70°F

  • Sunrise:
  • 5:55 AM EDT
  • Sunset:
  • 7:37 PM EDT
  • Moonrise:
  • 1:39 PM EDT
  • Moonset:
  • 10:47 PM EDT

TODAY

MOSTLY SUNNY
Hi: 85°F
Lo: 65°F

THURSDAY

PARTLY SUNNY
Hi: 85°F
Lo: 60°F
Precip: 50%

FRIDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 59°F

SATURDAY

PARTLY SUNNY
Hi: 79°F
Lo: 61°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 403 AM EDT Wed Aug 19 2026

Today...Mostly sunny. Highs in the mid 80s. Southwest winds 5 to 10 mph.
Tonight...Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the mid 60s. Southwest winds around 5 mph.
Thursday...Partly sunny. A chance of showers in the afternoon. Humid with highs in the mid 80s. West winds around 5 mph. Chance of rain 50 percent.
Thursday Night...Mostly cloudy. Lows around 60. Northwest winds around 5 mph.
Friday...Mostly sunny. Highs in the lower 80s. Northeast winds around 5 mph.
Friday Night...Partly cloudy. Lows in the upper 50s.
Saturday...Partly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 50 percent.
Saturday Night...Mostly cloudy with a 50 percent chance of showers. Lows in the lower 60s.
Sunday And Sunday Night...Mostly cloudy with a 40 percent chance of showers. Highs around 80. Lows in the lower 60s.
Monday...Mostly sunny. Highs in the lower 80s.
Monday Night And Tuesday...Mostly clear. Lows in the upper 50s. Highs around 80.
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