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Expanded California Fire Weather Threats; Unsettled Across the West

A storm system will impact the western third of the U.S.. Strong, gusty winds will increase Fire Weather threats across much of western and central California. Rain and mountain snows can be expected across the Pacific Northwest and Northern Rockies, with wintry conditions in the Great Basin and High Plains. Accumulating snows will also continue across the Upper Midwest to the Northeast. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fair

20°F

-7°C

Humidity 89%
Wind Speed W 6 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 16 Dec 4:56 am EST
Extended Forecast for

Sayville NY

  • Today

    Today: Mostly sunny, with a high near 40. Wind chill values between 10 and 20. West wind 13 to 17 mph.

    Mostly Sunny

    High: 40 °F

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Wind chill values between 20 and 25. Northwest wind 7 to 14 mph.

    Decreasing
    Clouds

    Low: 25 °F

  • Sunday

    Sunday: Partly sunny, with a high near 36. Wind chill values between 15 and 25. Northwest wind 3 to 7 mph.

    Partly Sunny

    High: 36 °F

  • Sunday
    Night

    Sunday Night: A slight chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight.  Cloudy, with a low around 29. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 20%.

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

    Low: 29 °F

  • Monday

    Monday: A slight chance of snow before noon, then a slight chance of rain between noon and 3pm.  Mostly cloudy, with a high near 48. West wind 5 to 8 mph.  Chance of precipitation is 20%.

    Slight Chance
    Snow then
    Slight Chance
    Rain

    High: 48 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 38.

    Mostly Cloudy

    Low: 38 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 51.

    Partly Sunny

    High: 51 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Partly Cloudy

    Low: 37 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Breezy.

    Mostly Sunny
    and Breezy

    High: 42 °F

Detailed Forecast

Today
Mostly sunny, with a high near 40. Wind chill values between 10 and 20. West wind 13 to 17 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Wind chill values between 20 and 25. Northwest wind 7 to 14 mph.
Sunday
Partly sunny, with a high near 36. Wind chill values between 15 and 25. Northwest wind 3 to 7 mph.
Sunday Night
A slight chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight. Cloudy, with a low around 29. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Monday
A slight chance of snow before noon, then a slight chance of rain between noon and 3pm. Mostly cloudy, with a high near 48. West wind 5 to 8 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 42. Breezy.
Wednesday Night
Partly cloudy, with a low around 28. Blustery.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 53.
Click Map For Forecast
Point Forecast:
Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
3:20 am EST Dec 16, 2017
5am EST Dec 16, 2017-6pm EST Dec 22, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database