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:
  • 7:10 AM EST
  • Sunset:
  • 4:33 PM EST
  • Moonrise:
  • 11:48 PM EST
  • Moonset:
  • 10:36 AM EST

TODAY

PARTLY SUNNY
Hi: 49°F
Lo: 39°F
Precip: 20%

SATURDAY

RAIN
Hi: 45°F
Lo: 39°F
Precip: 70%

SUNDAY

RAIN
Hi: 41°F
Lo: 25°F
Precip: 70%

MONDAY

SUNNY

Hi: 39°F
Lo: 29°F
Weather Forecast In Detail:
Forecast Issued: 706 AM EST Fri Jan 09 2026

Today...Partly sunny with patchy freezing drizzle this morning, then mostly cloudy with a slight chance of rain showers this afternoon. Patchy fog and freezing fog this morning. Highs in the upper 40s. South winds 10 to 15 mph. Gusts up to 25 mph this afternoon. Chance of precipitation 20 percent.
Tonight...Cloudy. Showers likely, mainly in the evening. Patchy fog. Not as cool with lows in the upper 30s. Southwest winds 10 to 15 mph, becoming west after midnight. Gusts up to 25 mph. Chance of rain 60 percent.
Saturday...Cloudy. Rain likely in the afternoon. Patchy fog in the afternoon. Highs in the mid 40s. Temperature falling to around 40 in the afternoon. Northwest winds around 5 mph, becoming northeast around 5 mph in the afternoon. Chance of rain 70 percent.
Saturday Night...Rain. Patchy fog. Near steady temperature in the upper 30s. Northeast winds 5 to 10 mph. Chance of rain near 100 percent.
Sunday...Rain likely. Highs in the lower 40s. West winds 5 to 10 mph. Gusts up to 25 mph in the afternoon. Chance of rain 70 percent.
Sunday Night...Partly cloudy with a 30 percent chance of rain. Cooler with lows in the mid 20s.
Monday...Sunny. Highs in the upper 30s.
Monday Night...Partly cloudy. Lows in the upper 20s.
Tuesday...Sunny. Highs in the lower 40s.
Tuesday Night And Wednesday...Mostly cloudy. Lows in the lower 30s. Highs in the mid 40s.
Wednesday Night...Cloudy with a 30 percent chance of rain. Lows in the lower 30s.
Thursday...Mostly cloudy with a 30 percent chance of rain. Highs in the upper 30s.
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