Marine Weather Net

East Setauket, NY Weather Forecast




East Setauket, New York

 Lat: 40.94N, Lon: 73.11W

Current Conditions Updated: 256 PM EDT MON MAR 16 2026

Overcast
Temp: 54°F
  • Humidity:
  • 92%
  • Winds:
  • 21 MPH S
  • Gusts:
  • 32 MPH
  • Barometer:
  • 29.65 in.
  • Dewpoint:
  • 52°F
  • Heat index:
  • 54°F

  • Sunrise:
  • 7:01 AM EDT
  • Sunset:
  • 6:59 PM EDT
  • Moonrise:
  • 5:54 AM EDT
  • Moonset:
  • 4:32 PM EDT

TONIGHT

CHANCE OF T-STORM Precip: 100%

TUESDAY

MOSTLY SUNNY
Hi: 41°F
Lo: 25°F

WEDNESDAY

MOSTLY SUNNY
Hi: 39°F
Lo: 29°F

THURSDAY

MOSTLY SUNNY
Hi: 45°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 300 PM EDT Mon Mar 16 2026

WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT TUESDAY
Tonight...Showers with a chance of thunderstorms this evening, then showers with a slight chance of thunderstorms after midnight. Areas of fog. Some thunderstorms May produce gusty winds and heavy rainfall this evening. Very windy with lows in the mid 30s. South winds 25 to 35 mph, becoming southwest after midnight. Gusts up to 50 mph. Chance of rain near 100 percent.
Tuesday...Mostly sunny. Cooler with highs in the lower 40s. West winds 15 to 20 mph with gusts up to 30 mph.
Tuesday Night...Partly cloudy in the evening, then clearing. Lows in the mid 20s. West winds 15 to 20 mph.
Wednesday...Mostly sunny. Highs in the upper 30s. Northwest winds 5 to 10 mph, becoming west in the afternoon.
Wednesday Night...Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.
Thursday...Mostly sunny. Highs in the mid 40s.
Thursday Night...Mostly cloudy. Lows in the mid 30s.
Friday...Mostly sunny. Highs around 50.
Friday Night...Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s.
Saturday...Partly sunny with a 50 percent chance of rain. Highs in the upper 40s.
Saturday Night...Mostly cloudy with a 30 percent chance of rain. Lows in the mid 30s.
Sunday...Mostly cloudy. A chance of rain in the morning. Highs in the upper 40s. Chance of rain 30 percent.
Sunday Night...Mostly cloudy with a 30 percent chance of rain. Lows in the lower 30s.
Monday...Partly sunny. Highs in the mid 40s.
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