Marine Weather Net

Block Island, RI Weather Forecast


Marine Forecast: Block Island Sound


Block Island, Rhode Island

 Lat: 41.17N, Lon: 71.58W

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:
  • 6:42 AM EST
  • Sunset:
  • 4:20 PM EST
  • Moonrise:
  • 10:44 AM EST
  • Moonset:
  • 7:45 PM EST

THIS AFTERNOON

SUNNY

Hi: 49°F
Lo: 31°F

TUESDAY

CHANCE OF RAIN
Hi: 55°F
Lo: 45°F
Precip: 30%

WEDNESDAY

RAIN
Hi: 59°F
Lo: 39°F
Precip: 70%

THANKSGIVING DAY

MOSTLY SUNNY
Hi: 45°F
Lo: 30°F
Weather Forecast In Detail:
Forecast Issued: 103 PM EST Mon Nov 24 2025

This Afternoon...Sunny. Highs in the upper 40s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Tonight...Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 30s. West winds around 5 mph.
Tuesday...Cloudy. A chance of rain in the afternoon. Highs in the mid 50s. Southwest winds 10 to 15 mph. Chance of rain 30 percent.
Tuesday Night...Rain. Patchy fog. Not as cool with lows in the mid 40s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.
Wednesday...Rain likely. Highs in the upper 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Wednesday Night...Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s.
Thanksgiving Day...Mostly sunny. Cooler with highs in the mid 40s.
Thursday Night...Mostly clear. Lows around 30.
Friday...Mostly sunny. Highs in the lower 40s.
Friday Night And Saturday...Mostly clear. Cold. Lows in the upper 20s. Highs around 40.
Saturday Night...Mostly cloudy. Lows in the upper 20s.
Sunday...Mostly cloudy with a 30 percent chance of rain. Highs in the upper 40s.
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