Marine Weather Net

Charlestown, RI Weather Forecast


Marine Forecast: Block Island Sound


Charlestown, Rhode Island

 Lat: 41.38N, Lon: 71.65W

Current Conditions Updated: 553 PM EST SUN NOV 2 2025

Clear


Temp: 45°F
  • Humidity:
  • 79%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.26 in.
  • Dewpoint:
  • 39°F
  • Heat index:
  • 45°F

  • Sunrise:
  • 7:04 AM EST
  • Sunset:
  • 4:16 PM EST
  • Moonrise:
  • 4:05 AM EST
  • Moonset:
  • 1:42 PM EST

TONIGHT

CLEARING

Lo: 25°F

WEDNESDAY

SUNNY

Hi: 45°F
Lo: 29°F

THURSDAY

MOSTLY SUNNY
Hi: 51°F
Lo: 41°F

FRIDAY

RAIN
Lo: 25°F
Precip: 100%
Weather Forecast In Detail:
Forecast Issued: 402 PM EST Tue Dec 16 2025

Tonight...Mostly cloudy this evening, then clearing. Lows in the mid 20s. Southwest winds 10 to 15 mph with gusts up to 30 mph.
Wednesday...Sunny. Not as cool with highs in the mid 40s. Southwest winds 15 to 20 mph with gusts up to 35 mph.
Wednesday Night...Mostly clear. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 30 mph.
Thursday...Mostly sunny. Highs in the lower 50s. South winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Thursday Night...Rain. Not as cool with lows in the lower 40s. Temperature rising into the lower 50s after midnight. South winds 15 to 20 mph. Gusts up to 40 mph, increasing to 50 mph after midnight. Chance of rain 90 percent.
Friday...Rain, windy with highs in the mid 50s. Temperature falling into the upper 40s in the afternoon. Chance of rain near 100 percent.
Friday Night...Partly cloudy with a 30 percent chance of rain. Much cooler with lows in the mid 20s.
Saturday...Mostly sunny. Cooler with highs in the lower 40s.
Saturday Night And Sunday...Mostly cloudy. Lows in the lower 30s. Highs in the mid 40s.
Sunday Night...Partly cloudy. Lows in the mid 20s. Highs in the mid 30s.
Monday...Partly cloudy. Lows in the mid 20s. Highs in the mid 30s.
Tuesday...Partly sunny with a chance of rain. Highs in the lower 40s. Chance of rain 40 percent.
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