Marine Weather Net

Port Jefferson, NY Weather Forecast




Port Jefferson, New York

 Lat: 40.95N, Lon: 73.06W


Light Rain
Temp: 65°F
  • Humidity:
  • 60%
  • Winds:
  • 9 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.14 in.
  • Dewpoint:
  • 51°F
  • Heat index:
  • 65°F

TODAY

CHANCE OF SHOWERS
Hi: 65°F
Lo: 55°F
Precip: 80%

WEDNESDAY

MOSTLY SUNNY
Hi: 79°F
Lo: 59°F
Precip: 20%

THURSDAY

SUNNY

Hi: 75°F
Lo: 59°F

FRIDAY

SUNNY

Hi: 80°F
Lo: 61°F
Today...Mostly cloudy. A slight chance of showers this morning. Showers this afternoon. Highs in the mid 60s. South winds 5 to 10 mph. Chance of rain 80 percent.
Tonight...Cloudy with isolated thunderstorms. Numerous showers, mainly in the evening. Patchy fog. Lows in the mid 50s. East winds around 5 mph, becoming southwest after midnight. Chance of rain 70 percent.
Wednesday...Patchy fog in the morning. Mostly cloudy with a slight chance of showers in the morning, then mostly sunny in the afternoon. Highs in the upper 70s. West winds around 5 mph. Chance of rain 20 percent.
Wednesday Night...Mostly clear. Lows in the upper 50s. Northwest winds around 5 mph.
Thursday...Sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph.
Thursday Night...Clear. Lows in the upper 50s.
Friday...Sunny. Highs around 80.
Friday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
Saturday...Mostly sunny. Highs in the upper 70s.
Saturday Night...Mostly cloudy. Lows around 60.
Sunday...Partly sunny with a chance of showers and thunderstorms. Highs in the lower 70s. Chance of rain 40 percent.
Sunday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 40 percent.
Memorial Day...Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 60s. Chance of rain 40 percent.
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