Marine Weather Net

Jamestown, RI Weather Forecast


Marine Forecast: Narragansett Bay


Jamestown, Rhode Island

 Lat: 41.48N, Lon: 71.37W

Current Conditions Updated: 553 PM EST 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:
  • 6:33 AM EST
  • Sunset:
  • 4:24 PM EST
  • Moonrise:
  • 3:04 AM EST
  • Moonset:
  • 2:26 PM EST

TONIGHT

SHOWERS
Lo: 50°F
Precip: 100%

SUNDAY

MOSTLY SUNNY
Hi: 55°F
Lo: 35°F

MONDAY

MOSTLY SUNNY
Hi: 45°F
Lo: 35°F

TUESDAY

SUNNY

Hi: 45°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 104 AM EST Sun Nov 16 2025

Rest Of Tonight...Showers. Near steady temperature in the lower 50s. Temperature rising into the lower 50s through sunrise. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
Sunday...Mostly cloudy in the morning, then becoming mostly sunny. Breezy with highs in the mid 50s. Temperature falling into the upper 40s in the afternoon. West winds 15 to 25 mph with gusts up to 35 mph.
Sunday Night...Partly cloudy and blustery. Lows in the mid 30s. West winds 15 to 25 mph with gusts up to 40 mph.
Monday...Mostly sunny and 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.
Tuesday Night...Partly cloudy. Lows in the mid 30s.
Wednesday...Sunny. Highs in the upper 40s.
Wednesday Night And Thursday...Partly cloudy. Lows in the lower 30s. Highs in the upper 40s.
Thursday Night...Mostly cloudy with a 30 percent chance of rain. Near steady temperature around 40.
Friday...Mostly cloudy with a 50 percent chance of rain. Highs in the mid 50s. Lows in the upper 40s.
Saturday...Mostly cloudy with a 50 percent chance of rain. Highs in the mid 50s. Lows in the upper 40s.
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