Marine Weather Net

Portsmouth, RI Weather Forecast


Marine Forecast: Narragansett Bay


Portsmouth, Rhode Island

 Lat: 41.60N, Lon: 71.25W

Current Conditions Updated: 855 PM EST SUN NOV 16 2025

Mostly Clear
Temp: N/A
  • Humidity:
  • N/A
  • Winds:
  • 18 MPH WNW
  • Gusts:
  • 26 MPH
  • Barometer:
  • 29.35 in.
  • Dewpoint:
  • N/A
  • Heat index:
  • N/A

  • Sunrise:
  • 6:33 AM EST
  • Sunset:
  • 4:23 PM EST
  • Moonrise:
  • 3:04 AM EST
  • Moonset:
  • 2:25 PM EST

TONIGHT

PARTLY CLOUDY
Lo: 35°F

MONDAY

SUNNY

Hi: 45°F
Lo: 35°F

TUESDAY

SUNNY

Hi: 45°F
Lo: 31°F

WEDNESDAY

SUNNY

Hi: 49°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 703 PM EST Sun Nov 16 2025

Tonight...Partly cloudy and brisk. Lows in the mid 30s. West winds 15 to 25 mph with gusts up to 35 mph.
Monday...Sunny, brisk, cooler with highs in the mid 40s. West winds 15 to 25 mph with gusts up to 35 mph.
Monday Night...Mostly clear. Lows in the mid 30s. West winds 15 to 20 mph with gusts up to 30 mph.
Tuesday...Sunny. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph.
Tuesday Night...Partly cloudy. Lows in the lower 30s. Northwest winds 5 to 10 mph.
Wednesday...Sunny. Highs in the upper 40s.
Wednesday Night...Partly cloudy. Lows in the mid 30s.
Thursday...Mostly cloudy. Highs in the upper 40s.
Thursday Night...Mostly cloudy with a 30 percent chance of rain. Near steady temperature in the mid 40s.
Friday...Rain likely. Highs in the mid 50s. Chance of rain 60 percent.
Friday Night...Rain likely. Near steady temperature in the lower 50s. Chance of rain 60 percent.
Saturday...Partly sunny with a 50 percent chance of rain. Highs in the mid 50s.
Saturday Night And Sunday...Mostly cloudy. Lows in the lower 40s. Highs in the lower 50s.
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