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NWS
 Point Forecast: Port Jefferson NY
 40.93°N 73.06°W
Mobile Weather Information | En Español
Last Update: 1:31 pm EDT Apr 16, 2024
Forecast Valid: 2pm EDT Apr 16, 2024-6pm EDT Apr 22, 2024
Forecast at a Glance
This
Afternoon

Sunny
Sunny

Hi 68 °F
Tonight

Mostly Clear
Mostly
Clear
Lo 44 °F
Wednesday

Chance Showers Chance for Measurable Precipitation 30%
Chance
Showers
Hi 58 °F
Wednesday
Night

Showers Chance for Measurable Precipitation 80%
Showers

Lo 44 °F
Thursday

Showers Likely Chance for Measurable Precipitation 60%
Showers
Likely
Hi 49 °F
Thursday
Night

Chance Showers Chance for Measurable Precipitation 30%
Chance
Showers
Lo 43 °F
Friday

Cloudy
Cloudy

Hi 54 °F
Friday
Night

Chance Showers
Chance
Showers
Lo 46 °F
Saturday

Chance Showers
Chance
Showers
Hi 60 °F

Detailed text forecast
This Afternoon: Sunny, with a high near 68. West northwest wind around 10 mph.

Tonight: Mostly clear, with a low around 44. North northwest wind around 6 mph.

Wednesday: A 30 percent chance of showers after 5pm. Increasing clouds, with a high near 58. East southeast wind between 6 and 9 mph.

Wednesday Night: Showers, mainly after 8pm. Low around 44. Southeast wind between 6 and 9 mph. Chance of precipitation is 80%.

Thursday: Showers likely, mainly before 2pm. Cloudy, with a high near 49. East wind between 14 and 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

Thursday Night: A 30 percent chance of showers before 8pm. Cloudy, with a low around 43.

Friday: Cloudy, with a high near 54.

Friday Night: A chance of showers. Mostly cloudy, with a low around 46.

Saturday: A chance of showers. Partly sunny, with a high near 60.

Saturday Night: Partly cloudy, with a low around 43.

Sunday: Partly sunny, with a high near 57.

Sunday Night: Mostly cloudy, with a low around 42.

Monday: Mostly sunny, with a high near 57.


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view Yesterday's Weather

Islip, Long Island Mac Arthur Airport
Lat: 40.8   Lon: -73.1   Elev: 84
Last Update on Apr 16, 12:56 pm EDT

A Few Clouds

66 °F
(19 °C)
Humidity: 27 %
Wind Speed: NW 14 G 20 MPH
Barometer: 30.11" (1019.6 mb)
Dewpoint: 31 °F (-1 °C)
Visibility: 10.00 mi.
More Local Wx:3 Day History:
Radar and Satellite (Click for larger image)
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