Marine Weather Net

Jamestown, RI Weather Forecast


Marine Forecast: Narragansett Bay


Jamestown, Rhode Island

 Lat: 41.48N, Lon: 71.37W

Current Conditions Updated: 653 PM EDT SUN NOV 2 2025

Clear


Temp: 50°F
  • Humidity:
  • 51%
  • Winds:
  • 5 MPH WNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.26 in.
  • Dewpoint:
  • 33°F
  • Heat index:
  • 50°F

  • Sunrise:
  • 5:48 AM EDT
  • Sunset:
  • 7:49 PM EDT
  • Moonrise:
  • 4:09 AM EDT
  • Moonset:
  • 7:25 PM EDT

TODAY

SUNNY

Hi: 85°F
Lo: 67°F

WEDNESDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 67°F

THURSDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 61°F

SATURDAY

SUNNY

Hi: 80°F
Lo: 61°F
Weather Forecast In Detail:
Forecast Issued: 704 AM EDT Tue Aug 11 2026

Today...Sunny. Highs in the mid 80s. West winds 10 to 15 mph.
Tonight...Partly cloudy. Humid with lows in the upper 60s. West winds 5 to 10 mph, becoming northwest after midnight.
Wednesday...Mostly sunny. Highs in the lower 80s. North winds around 5 mph, becoming south in the afternoon.
Wednesday Night...Partly cloudy. Humid with lows in the upper 60s. Southwest winds 5 to 10 mph.
Thursday...Mostly sunny. Humid with highs in the lower 80s. Southwest winds 10 to 15 mph.
Thursday Night...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 60s.
Friday And Friday Night...Mostly clear. Highs in the lower 80s. Lows in the lower 60s.
Saturday...Sunny. Highs around 80.
Saturday Night...Partly cloudy. Lows in the lower 60s.
Sunday...Sunny. Highs in the upper 70s.
Sunday Night And Monday...Mostly cloudy. A 40 percent chance of showers. Lows in the mid 60s. Highs in the upper 70s.
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