Marine Weather Net

Portsmouth, RI Weather Forecast


Marine Forecast: Narragansett Bay


Portsmouth, Rhode Island

 Lat: 41.60N, Lon: 71.25W

Current Conditions Updated: 1135 PM EST MON FEB 2 2026

Clear


Temp: 23°F
  • Humidity:
  • 41%
  • Winds:
  • 7 MPH WNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.02 in.
  • Dewpoint:
  • 3°F
  • Heat index:
  • 23°F

  • Sunrise:
  • 6:55 AM EST
  • Sunset:
  • 4:59 PM EST
  • Moonrise:
  • 7:17 PM EST
  • Moonset:
  • 7:54 AM EST

TONIGHT

CLEAR

Lo: 13°F

TUESDAY

SUNNY

Hi: 35°F
Lo: 20°F

WEDNESDAY

MOSTLY SUNNY
Hi: 31°F
Lo: 10°F

FRIDAY

PARTLY SUNNY
Hi: 29°F
Lo: 10°F
Weather Forecast In Detail:
Forecast Issued: 1002 PM EST Mon Feb 02 2026

Overnight...Clear. Lows around 13. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Tuesday...Sunny. Highs in the mid 30s. Northwest winds around 5 mph, becoming southwest with gusts up to 20 mph in the afternoon.
Tuesday Night...Mostly cloudy. Lows around 20. West winds 5 to 10 mph. Gusts up to 20 mph in the evening.
Wednesday...Mostly sunny. Highs in the lower 30s. Northwest winds 5 to 10 mph.
Wednesday Night...Partly cloudy. Lows around 15. Northwest winds 5 to 10 mph.
Thursday And Thursday Night...Partly cloudy. Highs in the upper 20s. Lows around 10 above.
Friday...Partly sunny. Highs in the upper 20s.
Friday Night...Mostly cloudy with a 50 percent chance of snow. Cold with lows around 10 above.
Saturday...Partly sunny with a 30 percent chance of snow. Windy, colder. Near steady temperature 10 to 15.
Saturday Night...Partly cloudy. A chance of heavy freezing spray. Windy, cold with lows zero to 5 above zero. Wind chill values as low as 15 below.
Sunday...Mostly sunny. A chance of heavy freezing spray. Brisk, cold with highs around 20. Wind chill values as low as 15 below in the morning.
Sunday Night And Monday...Partly cloudy. Cold. Lows 5 to 10 above. Highs in the lower 20s.
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