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Fire Weather Threats Continue in Southern California

A storm system passing over the west coast ridge and into the Great Basin the next couple of days will improve air quality across the Pacific Northwest, and bring a wintry mix to the northern Great Basin and northern Rockies. Gusty winds will increase fire weather threats across portions of northern California, and continue to exacerbate ongoing fires across Southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

16°F

-9°C

Humidity 77%
Wind Speed SW 3 mph
Barometer 30.10 in (1019.5 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 15 Dec 6:56 am EST
Extended Forecast for

Lake Grove NY

  • Today

    Today: Snow likely, mainly after 5pm.  Mostly cloudy, with a high near 31. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.

    Partly Sunny
    then Snow
    Likely

    High: 31 °F

  • Tonight

    Tonight: Snow, mainly before 10pm.  Low around 24. Wind chill values between 15 and 20. West wind 5 to 13 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Snow then
    Slight Chance
    Snow

    Low: 24 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 37. Wind chill values between 15 and 25. Breezy, with a west wind 14 to 20 mph, with gusts as high as 30 mph.

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

    High: 37 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 23. Northwest wind 5 to 14 mph.

    Partly Cloudy

    Low: 23 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 38. Calm wind becoming southwest around 6 mph in the afternoon.

    Mostly Sunny

    High: 38 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of rain after 1am.  Mostly cloudy, with a steady temperature around 35.

    Mostly Cloudy
    then Chance
    Rain

    Low: 35 °F

  • Monday

    Monday: Mostly cloudy, with a high near 45.

    Mostly Cloudy

    High: 45 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 36.

    Mostly Cloudy

    Low: 36 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    Partly Sunny

    High: 50 °F

Detailed Forecast

Today
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 31. Wind chill values between 15 and 25. Calm wind becoming southwest around 6 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow, mainly before 10pm. Low around 24. Wind chill values between 15 and 20. West wind 5 to 13 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 37. Wind chill values between 15 and 25. Breezy, with a west wind 14 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 23. Northwest wind 5 to 14 mph.
Sunday
Mostly sunny, with a high near 38. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a steady temperature around 35.
Monday
Mostly cloudy, with a high near 45.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 42. Breezy.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 42.
Click Map For Forecast
Point Forecast:
Lake Grove NY
 40.85°N 73.1°W (Elev. 144 ft)
6:03 am EST Dec 15, 2017
7am EST Dec 15, 2017-6pm EST Dec 21, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database