Marine Weather Net

Old Saybrook, CT Weather Forecast


Marine Forecast:


Old Saybrook, Connecticut

 Lat: 41.29N, Lon: 72.38W

Current Conditions Updated: 956 AM EDT TUE MAY 5 2026

Mostly Cloudy
Temp: 57°F
  • Humidity:
  • 80%
  • Winds:
  • 5 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.88 in.
  • Dewpoint:
  • 51°F
  • Heat index:
  • 57°F

  • Sunrise:
  • 5:40 AM EDT
  • Sunset:
  • 7:49 PM EDT
  • Moonrise:
  • N/A EDT
  • Moonset:
  • 7:47 AM EDT

TODAY

SUNNY

Hi: 71°F
Lo: 55°F

WEDNESDAY

CHANCE OF SHOWERS
Hi: 65°F
Lo: 47°F
Precip: 80%

THURSDAY

PARTLY SUNNY
Hi: 65°F
Lo: 45°F
Precip: 50%

FRIDAY

SUNNY

Hi: 61°F
Lo: 49°F
Weather Forecast In Detail:
Forecast Issued: 549 AM EDT Tue May 05 2026

Today...Sunny. Highs in the lower 70s. South winds 15 to 20 mph. Gusts up to 25 mph, increasing to 35 mph this afternoon.
Tonight...Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southwest winds 15 to 20 mph with gusts up to 35 mph.
Wednesday...Mostly cloudy. A slight chance of showers in the morning, then rain in the afternoon. Highs in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 80 percent.
Wednesday Night...Rain with a slight chance of thunderstorms in the evening, then rain after midnight. Lows in the upper 40s. South winds 10 to 15 mph with gusts up to 30 mph, becoming west 5 to 10 mph after midnight. Chance of rain 80 percent.
Thursday...Partly sunny with a 50 percent chance of showers. Highs in the mid 60s. Northwest winds around 5 mph.
Thursday Night...Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the mid 40s. Chance of rain 40 percent.
Friday...Sunny. Highs in the lower 60s.
Friday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.
Saturday...Partly sunny. A chance of showers in the afternoon. Highs in the lower 60s. Chance of rain 40 percent.
Saturday Night...Mostly cloudy in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s.
Sunday...Mostly sunny. Highs in the upper 60s.
Sunday Night...Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 50s. Chance of rain 40 percent.
Monday...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of rain 60 percent.
SHARE THIS PAGE: