Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

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.

Mostly Cloudy

43°F

6°C

Humidity 63%
Wind Speed NW 18 G 25 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 22 Nov 6:56 pm EST
Extended Forecast for

Islip NYSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 31. Blustery, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight.

    Mostly Clear
    and Blustery
    then Clear

    Low: 31 °F

  • Thanksgiving
    Day

    Thanksgiving Day: Sunny, with a high near 44. Wind chill values between 25 and 35. West wind around 8 mph.

    Sunny

    High: 44 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 32. West wind around 8 mph.

    Partly Cloudy

    Low: 32 °F

  • Friday

    Friday: Sunny, with a high near 51. Wind chill values between 25 and 35 early. West wind 7 to 10 mph becoming southwest in the afternoon.

    Sunny

    High: 51 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 41. Southwest wind 9 to 13 mph.

    Mostly Clear

    Low: 41 °F

  • Saturday

    Saturday: Increasing clouds, with a high near 57.

    Increasing
    Clouds

    High: 57 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Mostly Cloudy

    Low: 39 °F

  • Sunday

    Sunday: Partly sunny, with a high near 46. Breezy.

    Partly Sunny
    and Breezy

    High: 46 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 30. Blustery.

    Mostly Clear
    and Blustery
    then Mostly
    Clear

    Low: 30 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Blustery, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight.
Thanksgiving Day
Sunny, with a high near 44. Wind chill values between 25 and 35. West wind around 8 mph.
Thursday Night
Partly cloudy, with a low around 32. West wind around 8 mph.
Friday
Sunny, with a high near 51. Wind chill values between 25 and 35 early. West wind 7 to 10 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 41. Southwest wind 9 to 13 mph.
Saturday
Increasing clouds, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 46. Breezy.
Sunday Night
Mostly clear, with a low around 30. Blustery.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Mostly cloudy, with a high near 56.
Click Map For Forecast
Point Forecast:
Islip NYSimilar City Names
 40.73°N 73.22°W (Elev. 7 ft)
6:22 pm EST Nov 22, 2017
7pm EST Nov 22, 2017-6pm EST Nov 29, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database