Wintry Mix Over Northern New England, Heavy Rainfall And Flash Flooding Threat Over The Desert Southwest

A wintry mix of snow, sleet, and freezing rain is expected over northern New England into Tuesday. Hazardous travel conditions are likely to develop. Over the western U.S., the remnants of Tropical Storm Raymond will bring the potential for heavy rainfall and flash flooding over the Desert Southwest into Wednesday. Heavy snow will be common over the Rockies and Intermountain West. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

40°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 29.71 in (1006.1 mb)
Dewpoint 40°F (4°C)
Visibility 7.00 mi
Last update 19 Nov 3:56 am EST
Extended Forecast for

Islandia NY

  • Overnight

    Overnight: Rain likely, mainly before 5am.  Cloudy, with a low around 40. West wind around 6 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely

    Low: 40 °F

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 50. West wind 5 to 9 mph.

    Decreasing
    Clouds

    High: 50 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 36. North wind 6 to 8 mph.

    Mostly Cloudy

    Low: 36 °F

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45. Northwest wind 8 to 14 mph.

    Mostly Cloudy

    High: 45 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 33. Northwest wind 7 to 13 mph.

    Partly Cloudy

    Low: 33 °F

  • Thursday

    Thursday: Sunny, with a high near 49.

    Sunny

    High: 49 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 40.

    Mostly Cloudy

    Low: 40 °F

  • Friday

    Friday: A 30 percent chance of showers after noon.  Mostly cloudy, with a high near 57.

    Mostly Cloudy
    then Chance
    Showers

    High: 57 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 35.

    Mostly Cloudy

    Low: 35 °F

Detailed Forecast

Overnight
Rain likely, mainly before 5am. Cloudy, with a low around 40. West wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 50. West wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 36. North wind 6 to 8 mph.
Wednesday
Mostly cloudy, with a high near 45. Northwest wind 8 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 33. Northwest wind 7 to 13 mph.
Thursday
Sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
A 30 percent chance of showers after noon. Mostly cloudy, with a high near 57.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 49.
Click Map For Forecast
Point Forecast:
Islandia NY
 40.81°N 73.17°W (Elev. 161 ft)
3:32 am EST Nov 19, 2019
4am EST Nov 19, 2019-6pm EST Nov 25, 2019
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database