Marine Weather Net

Portsmouth, RI Weather Forecast


Marine Forecast: Narragansett Bay


Portsmouth, Rhode Island

 Lat: 41.60N, Lon: 71.25W

Current Conditions Updated: 115 AM EDT SAT JUN 6 2026

Clear


Temp: 69°F
  • Humidity:
  • 60%
  • Winds:
  • 6 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.92 in.
  • Dewpoint:
  • 55°F
  • Heat index:
  • 69°F

  • Sunrise:
  • 5:10 AM EDT
  • Sunset:
  • 8:15 PM EDT
  • Moonrise:
  • 12:16 AM EDT
  • Moonset:
  • 10:42 AM EDT

TONIGHT

PARTLY CLOUDY
Lo: 60°F

SATURDAY

PARTLY SUNNY
Hi: 81°F
Lo: 65°F

SUNDAY

PARTLY SUNNY
Hi: 85°F
Lo: 59°F
Precip: 50%

MONDAY

MOSTLY CLEAR
Hi: 79°F
Lo: 59°F
Weather Forecast In Detail:
Forecast Issued: 102 AM EDT Sat Jun 06 2026

Rest Of Tonight...Partly cloudy. Near steady temperature in the lower 60s. Southwest winds around 5 mph.
Saturday...Partly sunny. Highs in the lower 80s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon.
Saturday Night...Mostly cloudy with a chance of showers. Patchy fog after midnight. Lows in the mid 60s. Southwest winds 10 to 15 mph. Chance of rain 40 percent.
Sunday...Partly sunny with a 50 percent chance of showers. Highs in the mid 80s. West winds 10 to 15 mph.
Sunday Night...Partly cloudy with a 30 percent chance of showers. Lows in the upper 50s. North winds 10 to 15 mph.
Monday...Mostly clear. Highs in the upper 70s. Lows in the upper 50s.
Tuesday...Mostly clear. Highs in the upper 70s. Lows in the upper 50s.
Wednesday...Mostly clear. Highs in the upper 70s. Lows in the upper 50s.
Wednesday Night...Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.
Thursday...Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.
Friday...Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.
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