Marine Weather Net

Portsmouth, RI Weather Forecast


Marine Forecast: Narragansett Bay


Portsmouth, Rhode Island

 Lat: 41.60N, Lon: 71.25W

Current Conditions Updated: 750 PM EDT THU JUL 10 2025

Overcast
Temp: 68°F
  • Humidity:
  • 100%
  • Winds:
  • 13 MPH NE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.01 in.
  • Dewpoint:
  • 68°F
  • Heat index:
  • 68°F

  • Sunrise:
  • 5:18 AM EDT
  • Sunset:
  • 8:19 PM EDT
  • Moonrise:
  • 8:46 PM EDT
  • Moonset:
  • 4:35 AM EDT

TONIGHT

CHANCE OF SHOWERS
Lo: 69°F
Precip: 20%

FRIDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 67°F

SATURDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 65°F

SUNDAY

PARTLY SUNNY
Hi: 79°F
Lo: 71°F
Weather Forecast In Detail:
Forecast Issued: 1004 PM EDT Thu Jul 10 2025

Overnight...Cloudy. Areas of fog. A slight chance of showers. Near steady temperature in the upper 60s. Northeast winds around 5 mph. Chance of rain 20 percent.
Friday...Mostly cloudy in the morning, then becoming mostly sunny. Areas of fog in the morning. Humid with highs in the upper 70s. Northeast winds around 5 mph, becoming southeast in the afternoon.
Friday Night...Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph.
Saturday...Mostly sunny. Patchy fog. Humid with highs in the upper 70s. Southeast winds 5 to 10 mph.
Saturday Night...Mostly cloudy. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph.
Sunday...Partly sunny. Highs in the upper 70s.
Sunday Night...Partly cloudy. Lows in the upper 60s.
Monday And Monday Night...Mostly cloudy. Highs in the upper 70s. Lows in the upper 60s.
Tuesday...Partly cloudy. Highs in the mid 80s. Lows in the lower 70s.
Wednesday...Partly cloudy. Highs in the mid 80s. Lows in the lower 70s.
Thursday...Partly sunny. Highs in the mid 80s.
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