Northeastern Storm Developing; Critical Fire Weather Continues in Southwest California

A storm system tracking across the Southeast will rapidly strengthen tonight and Saturday while tracking just off the coast of the Northeast. Heavy snow and strong winds are expected over much of New England from Massachusetts into Maine Saturday. Critical fire weather conditions continue in southwestern California and will remain elevated into early next week. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

47°F

8°C

Humidity 86%
Wind Speed SW 9 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 4 Dec 5:56 pm EST
Extended Forecast for

Stony Brook NY

  • Tonight

    Tonight: Rain.  Steady temperature around 46. Southwest wind 5 to 8 mph becoming calm  in the evening.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Rain

    Low: 46 °F

  • Saturday

    Saturday: Rain, mainly before 5pm.  Temperature falling to around 41 by 11am. Breezy, with a northeast wind 15 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Rain and
    Breezy

    High: 45 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of rain before 7pm.  Partly cloudy, with a low around 31. Wind chill values between 20 and 25. Blustery, with a northwest wind 17 to 21 mph, with gusts as high as 38 mph.

    Chance Rain
    and Blustery
    then Mostly
    Clear

    Low: 31 °F

  • Sunday

    Sunday: Sunny, with a high near 41. Wind chill values between 20 and 30. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 31 mph.

    Sunny and
    Breezy

    High: 41 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 25. Northwest wind 10 to 16 mph.

    Mostly Clear

    Low: 25 °F

  • Monday

    Monday: Mostly sunny, with a high near 40.

    Mostly Sunny

    High: 40 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 26.

    Partly Cloudy

    Low: 26 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    Mostly Sunny

    High: 40 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 29.

    Mostly Clear

    Low: 29 °F

Detailed Forecast

Tonight
Rain. Steady temperature around 46. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Rain, mainly before 5pm. Temperature falling to around 41 by 11am. Breezy, with a northeast wind 15 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
A 30 percent chance of rain before 7pm. Partly cloudy, with a low around 31. Wind chill values between 20 and 25. Blustery, with a northwest wind 17 to 21 mph, with gusts as high as 38 mph.
Sunday
Sunny, with a high near 41. Wind chill values between 20 and 30. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 25. Northwest wind 10 to 16 mph.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 37.
Friday
Mostly sunny, with a high near 51.
Click Map For Forecast
Point Forecast:
Stony Brook NY
 40.92°N 73.12°W (Elev. 112 ft)
5:38 pm EST Dec 4, 2020
6pm EST Dec 4, 2020-6pm EST Dec 11, 2020
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database