Marine Weather Net

Central Islip, NY Weather Forecast


Marine Forecast: South Shore Bays


Central Islip, New York

 Lat: 40.79N, Lon: 73.2W

Current Conditions Updated: 456 AM EDT FRI APR 17 2026

Mostly Clear
Temp: 58°F
  • Humidity:
  • 86%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.74 in.
  • Dewpoint:
  • 54°F
  • Heat index:
  • 58°F

  • Sunrise:
  • 6:09 AM EDT
  • Sunset:
  • 7:33 PM EDT
  • Moonrise:
  • 5:55 AM EDT
  • Moonset:
  • 8:15 PM EDT

TODAY

PARTLY SUNNY
Hi: 71°F
Lo: 51°F
Precip: 30%

SATURDAY

PARTLY SUNNY
Hi: 61°F
Lo: 47°F

SUNDAY

CHANCE OF T-STORM
Hi: 55°F
Lo: 37°F
Precip: 80%

MONDAY

MOSTLY SUNNY
Hi: 51°F
Lo: 35°F
Weather Forecast In Detail:
Forecast Issued: 224 AM EDT Fri Apr 17 2026

Today...Partly sunny. A chance of showers this morning, then scattered showers with isolated thunderstorms this afternoon. Highs in the lower 70s. Northwest winds 5 to 10 mph. Chance of rain 30 percent.
Tonight...Mostly cloudy with scattered showers in the evening, then partly cloudy after midnight. Lows in the lower 50s. Northeast winds 5 to 10 mph. Chance of rain 30 percent.
Saturday...Partly sunny. Highs in the lower 60s. East winds 5 to 10 mph.
Saturday Night...Cloudy. A chance of showers after midnight. Lows in the upper 40s. Southeast winds 5 to 10 mph. Chance of rain 30 percent.
Sunday...Showers likely in the morning, then showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 50s. South winds 5 to 10 mph, becoming northwest 10 to 15 mph with gusts up to 25 mph in the afternoon. Chance of rain 80 percent.
Sunday Night...Mostly cloudy with showers in the evening, then mostly clear with a chance of showers after midnight. Lows in the upper 30s. Chance of rain 80 percent.
Monday...Mostly sunny. Highs in the lower 50s.
Monday Night...Partly cloudy in the evening, then clearing. Lows in the mid 30s.
Tuesday...Sunny. Highs in the lower 50s.
Tuesday Night...Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 40s.
Wednesday...Partly sunny. Highs in the lower 60s.
Wednesday Night...Partly cloudy. Lows in the mid 40s.
Thursday...Mostly sunny. Highs in the lower 60s.
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