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Heavy precipitation for parts of the Pacific Northwest

Moisture will continue to stream into the Pacific Northwest for the next several days. Heavy rain will continue along the coast, while heavy snow will impact the highest elevations of the Cascades. In the northern Plains and Upper Great Lakes, more arctic air will bring periods of snow, blustery winds and cold wind chills. Light snow is also possible in New England and the Ohio Valley. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

41°F

5°C

Humidity 53%
Wind Speed SW 9 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 20 Nov 5:56 pm EST
Extended Forecast for

Sayville NY

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 41. Southwest wind 10 to 15 mph.

    Mostly Clear

    Low: 41 °F

  • Tuesday

    Tuesday: Sunny, with a high near 58. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 30 mph.

    Sunny and
    Breezy

    High: 58 °F

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of rain after 1am.  Increasing clouds, with a low around 45. Southwest wind 10 to 17 mph.

    Partly Cloudy
    then Chance
    Rain

    Low: 45 °F

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before 10am.  Cloudy, then gradual clearing during the afternoon, with a high near 55. West wind 11 to 14 mph becoming north in the afternoon.

    Chance Rain
    then Sunny

    High: 55 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 30. North wind 9 to 14 mph.

    Clear

    Low: 30 °F

  • Thanksgiving
    Day

    Thanksgiving Day: Sunny, with a high near 42.

    Sunny

    High: 42 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 35.

    Partly Cloudy

    Low: 35 °F

  • Friday

    Friday: Sunny, with a high near 47.

    Sunny

    High: 47 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 39.

    Partly Cloudy

    Low: 39 °F

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 41. Southwest wind 10 to 15 mph.
Tuesday
Sunny, with a high near 58. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 30 percent chance of rain after 1am. Increasing clouds, with a low around 45. Southwest wind 10 to 17 mph.
Wednesday
A 40 percent chance of rain, mainly before 10am. Cloudy, then gradual clearing during the afternoon, with a high near 55. West wind 11 to 14 mph becoming north in the afternoon.
Wednesday Night
Clear, with a low around 30. North wind 9 to 14 mph.
Thanksgiving Day
Sunny, with a high near 42.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 45. Breezy.
Sunday Night
Partly cloudy, with a low around 28. Blustery.
Monday
Mostly sunny, with a high near 40.
Click Map For Forecast
Point Forecast:
Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
6:29 pm EST Nov 20, 2017
7pm EST Nov 20, 2017-6pm EST Nov 27, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database