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: 653 PM EDT 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:
  • 6:17 AM EDT
  • Sunset:
  • 7:07 PM EDT
  • Moonrise:
  • 3:09 AM EDT
  • Moonset:
  • 5:55 PM EDT

TONIGHT

PARTLY CLOUDY
Lo: 59°F

TUESDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 61°F

WEDNESDAY

PARTLY SUNNY
Hi: 79°F
Lo: 67°F

THURSDAY

PARTLY SUNNY
Hi: 81°F
Lo: 61°F
Precip: 30%
Weather Forecast In Detail:
Forecast Issued: 102 AM EDT Tue Sep 08 2026

Rest Of Tonight...Partly cloudy. Near steady temperature in the upper 50s. Northwest winds around 5 mph.
Tuesday...Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph, becoming southwest in the afternoon.
Tuesday Night...Mostly cloudy. Lows in the lower 60s. South winds 5 to 10 mph in the evening, becoming light and variable.
Wednesday...Partly sunny. Highs in the upper 70s. South winds 10 to 15 mph. Gusts up to 25 mph in the afternoon.
Wednesday Night...Partly cloudy. Humid with lows in the upper 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph.
Thursday...Partly sunny with a 30 percent chance of showers. Highs in the lower 80s.
Thursday Night...Mostly cloudy. Lows in the lower 60s.
Friday...Mostly clear. Highs in the mid 70s. Lows in the mid 50s.
Saturday...Mostly clear. Highs in the mid 70s. Lows in the mid 50s.
Saturday Night...Partly cloudy. Lows around 60. Highs in the mid 70s.
Sunday...Partly cloudy. Lows around 60. Highs in the mid 70s.
Monday...Partly cloudy. Lows around 60. Highs in the mid 70s.
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