Marine Weather Net

Stony Brook, NY Weather Forecast




Stony Brook, New York

 Lat: 40.91N, Lon: 73.13W

Current Conditions Updated: 956 AM EST TUE NOV 10 2026

Mostly Cloudy
Temp: 54°F
  • Humidity:
  • 52%
  • Winds:
  • 10 MPH WSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.95 in.
  • Dewpoint:
  • 37°F
  • Heat index:
  • 54°F

  • Sunrise:
  • 6:31 AM EST
  • Sunset:
  • 4:38 PM EST
  • Moonrise:
  • 8:09 AM EST
  • Moonset:
  • 5:06 PM EST

TODAY

CLEARING

Hi: 60°F
Lo: 45°F

VETERANS DAY

PARTLY SUNNY
Hi: 59°F
Lo: 45°F

THURSDAY

CHANCE OF RAIN
Hi: 59°F
Lo: 41°F
Precip: 70%

FRIDAY

RAIN
Hi: 50°F
Lo: 35°F
Precip: 90%
Weather Forecast In Detail:
Forecast Issued: 602 AM EST Tue Nov 10 2026

Today...Mostly cloudy this morning, then clearing. Highs around 60. West winds 10 to 15 mph.
Tonight...Clear. Lows in the mid 40s. West winds 10 to 15 mph.
Veterans Day...Sunny in the morning, then becoming partly sunny. Highs in the upper 50s. West winds 5 to 10 mph.
Wednesday Night...Mostly cloudy. Lows in the mid 40s. South winds around 5 mph, becoming east after midnight.
Thursday...Mostly cloudy. A chance of rain in the morning, then rain likely in the afternoon. Highs in the upper 50s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
Thursday Night...Rain, breezy with lows in the lower 40s. Chance of rain 90 percent.
Friday...Rain, breezy with highs around 50. Chance of rain 90 percent.
Friday Night...Mostly cloudy with a 40 percent chance of rain. Lows in the mid 30s.
Saturday...Mostly cloudy. Highs in the upper 40s.
Saturday Night...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 30s.
Sunday...Mostly sunny. Highs in the lower 50s.
Sunday Night...Partly cloudy in the evening, then clearing. Lows in the mid 30s.
Monday...Mostly sunny. Highs in the lower 50s.
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