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:
  • 6:25 AM EDT
  • Sunset:
  • 7:12 PM EDT
  • Moonrise:
  • 9:15 PM EDT
  • Moonset:
  • 6:47 AM EDT

THIS AFTERNOON

MOSTLY CLOUDY
Hi: 55°F
Lo: 49°F

SATURDAY

PARTLY SUNNY
Hi: 61°F
Lo: 39°F

SUNDAY

SHOWERS
Hi: 55°F
Lo: 39°F
Precip: 100%

MONDAY

SUNNY

Hi: 51°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 104 PM EDT Fri Apr 03 2026

This Afternoon...Mostly cloudy with patchy drizzle. Patchy fog. Not as cool with highs in the mid 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Tonight...Mostly cloudy with patchy drizzle. Patchy fog. Visibility one quarter mile or less at Times. Not as cool with lows in the upper 40s. Southwest winds 5 to 10 mph with gusts up to 25 mph.
Saturday...Partly sunny. Patchy fog in the morning. Highs in the lower 60s. Temperature falling into the lower 50s in the afternoon. North winds around 5 mph, becoming east with gusts up to 20 mph in the afternoon.
Saturday Night...Cloudy with a 40 percent chance of showers. Patchy fog. Cooler with lows in the upper 30s. East winds 5 to 10 mph. Gusts up to 20 mph in the evening.
Sunday...Showers. Patchy fog. Highs in the mid 50s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100 percent.
Sunday Night...Showers. Patchy fog. Lows in the upper 30s. Chance of rain 80 percent.
Monday...Sunny. Highs in the lower 50s.
Monday Night...Partly cloudy. Lows in the mid 30s.
Tuesday...Partly sunny with a 30 percent chance of rain showers. Highs in the upper 40s.
Tuesday Night...Mostly clear. Cold with lows in the upper 20s.
Wednesday...Sunny. Highs in the mid 40s.
Wednesday Night...Mostly clear. Lows in the lower 30s.
Thursday...Mostly sunny. Highs in the lower 50s.
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