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:
  • 6:32 AM EST
  • Sunset:
  • 4:25 PM EST
  • Moonrise:
  • 2:03 AM EST
  • Moonset:
  • 2:07 PM EST

TONIGHT

MOSTLY CLEAR
Lo: 35°F

SATURDAY

PARTLY SUNNY
Hi: 45°F
Lo: 41°F

SUNDAY

PARTLY SUNNY
Hi: 55°F
Lo: 35°F

MONDAY

MOSTLY CLEAR
Hi: 45°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 103 AM EST Sat Nov 15 2025

Rest Of Tonight...Mostly clear. Near steady temperature in the mid 30s. Northwest winds 5 to 10 mph.
Saturday...Sunny in the morning, then becoming partly sunny. Highs in the mid 40s. Northwest winds 5 to 10 mph, becoming west in the afternoon.
Saturday Night...Rain. Lows in the lower 40s. Temperature rising into the lower 50s after midnight. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.
Sunday...Partly sunny and breezy. 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...Mostly clear and brisk. Lows in the mid 30s. West winds 15 to 25 mph with gusts up to 35 mph.
Monday...Mostly clear and brisk. Highs in the mid 40s. Lows in the mid 30s.
Tuesday...Mostly clear and brisk. Highs in the mid 40s. Lows in the mid 30s.
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 in the mid 40s.
Friday...Mostly cloudy with a 40 percent chance of rain. Highs in the lower 50s.
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