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Deep Cold Trough Meets Gulf Moisture with Significant Impacts Across the Western and Central U.S.

A deep trough and associated cold front is bringing much below normal temperatures in the west, with low elevation snows. Strong winds and widespread snow, will impact the Great Basin, western mountains, and the Plains. The slowing front, will bring prolonged waves of heavy rain across the Mississippi Valley to the Great Lakes. Significant icing forecast north of the heavy rain. Big warm up east. Read More >

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Drizzle

46°F

8°C

Humidity 89%
Wind Speed S 7 mph
Barometer 30.38 in (1028.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Feb 4:56 pm EST
Extended Forecast for

Islip NYSimilar City Names

  • Washington's
    Birthday

    Washington's Birthday: A 40 percent chance of rain.  Mostly cloudy, with a high near 50. South wind around 13 mph.

    Chance Rain

    High: 50 °F

  • Tonight

    Tonight: Rain before 9pm, then drizzle or light rain likely between 9pm and midnight, then patchy drizzle after midnight.  Patchy fog after 9pm. Low around 46. Southwest wind 6 to 11 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Rain and
    Patchy Fog
    then Patchy
    Drizzle and
    Areas Fog

    Low: 46 °F

  • Tuesday

    Tuesday: Patchy drizzle and fog before noon.  Mostly cloudy, with a high near 57. Southwest wind 6 to 11 mph.

    Patchy
    Drizzle and
    Patchy Fog
    then Partly
    Sunny

    High: 57 °F

  • Tuesday
    Night

    Tuesday Night: Patchy drizzle.  Areas of fog.  Otherwise, mostly cloudy, with a low around 49. Southwest wind 7 to 10 mph.

    Patchy
    Drizzle and
    Areas Fog

    Low: 49 °F

  • Wednesday

    Wednesday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 64. Southwest wind around 10 mph.

    Areas Fog
    then Partly
    Sunny

    High: 64 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 44.

    Chance
    Showers

    Low: 44 °F

  • Thursday

    Thursday: A 40 percent chance of rain.  Cloudy, with a high near 48.

    Chance Rain

    High: 48 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Mostly Cloudy

    Low: 34 °F

  • Friday

    Friday: A 40 percent chance of rain after noon.  Mostly cloudy, with a high near 45.

    Mostly Cloudy
    then Chance
    Rain

    High: 45 °F

Detailed Forecast

Washington's Birthday
A 40 percent chance of rain. Mostly cloudy, with a high near 50. South wind around 13 mph.
Tonight
Rain before 9pm, then drizzle or light rain likely between 9pm and midnight, then patchy drizzle after midnight. Patchy fog after 9pm. Low around 46. Southwest wind 6 to 11 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Patchy drizzle and fog before noon. Mostly cloudy, with a high near 57. Southwest wind 6 to 11 mph.
Tuesday Night
Patchy drizzle. Areas of fog. Otherwise, mostly cloudy, with a low around 49. Southwest wind 7 to 10 mph.
Wednesday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 64. Southwest wind around 10 mph.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 45.
Friday Night
A 50 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 41.
Saturday
A 30 percent chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 50.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
A 50 percent chance of rain. Cloudy, with a high near 49.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 48.
Click Map For Forecast
Point Forecast:
Islip NYSimilar City Names
 40.73°N 73.22°W (Elev. 7 ft)
3:41 pm EST Feb 19, 2018
5pm EST Feb 19, 2018-6pm EST Feb 26, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

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