Marine Weather Net

Sayville, NY Weather Forecast

Marine Forecast: South Shore Bays

Sayville, New York

 Lat: 40.75N, Lon: 73.09W

Current Conditions Updated: 1056 PM EST TUE FEB 18 2020

Temp: 41°F
  • Humidity:
  • 100%
  • Winds:
  • 5 MPH N
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.96 in.
  • Dewpoint:
  • 41°F
  • Heat index:
  • 41°F

  • Sunrise:
  • 6:43 AM EST
  • Sunset:
  • 5:28 PM EST
  • Moonrise:
  • 3:21 AM EST
  • Moonset:
  • 12:49 PM EST


Lo: 37°F
Precip: 30%



Hi: 49°F
Lo: 21°F


Hi: 35°F
Lo: 18°F



Hi: 35°F
Lo: 25°F
Weather Forecast In Detail:
Forecast Issued: 924 PM EST Tue Feb 18 2020

Tonight...Cloudy. Patchy fog late this evening. A chance of light rain late this evening, then a slight chance of light rain after midnight. Lows in the upper 30s. West winds around 5 mph, becoming northwest 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain 30 percent.
Wednesday...Sunny. Highs in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
Wednesday Night...Mostly clear. Cooler with lows in the lower 20s. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the evening.
Thursday...Mostly sunny. Highs in the mid 30s. Northwest winds 5 to 10 mph.
Thursday Night...Partly cloudy in the evening, then clearing. Lows around 18. North winds 10 to 15 mph with gusts up to 25 mph.
Friday...Sunny. Highs in the mid 30s.
Friday Night...Clear. Lows in the mid 20s.
Saturday...Sunny. Highs in the mid 40s.
Saturday Night...Mostly clear. Lows in the lower 30s.
Sunday...Sunny. Highs in the upper 40s.
Sunday Night...Partly cloudy. Lows in the mid 30s.
Monday...Partly sunny in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the upper 40s. Chance of rain 40 percent.
Monday Night...Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s.
Tuesday...Mostly cloudy with a 40 percent chance of rain. Highs in the upper 40s.