Snow Shifting to the Northeast; Heavy Rain Returns to the South; Blizzard Conditions in Alaska; Monsoon Tough Impacts American Samoa

A storm will slide across northern New England Tuesday with locally heavy snow and ice. Further south, heavy rain and additional flooding is possible from Texas to South Carolina. In Alaska, strong winds and heavy snow will continue Tuesday with localized Blizzard conditions around Bethel. A strong monsoonal trough will continue to pass over American Samoa through Wednesday. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

36°F

2°C

Humidity 76%
Wind Speed E 8 mph
Barometer 30.35 in (1027.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Feb 4:56 am EST
Extended Forecast for

Islip, Long Island Mac Arthur Airport NY

  • Today

    Today: Rain, mainly after 3pm.  High near 48. Wind chill values between 30 and 40 early. Southeast wind 10 to 15 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Chance Rain
    then Rain

    High: 48 °F

  • Tonight

    Tonight: Rain, mainly before 9pm.  Low around 39. Southwest wind 8 to 11 mph becoming northwest after midnight.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Rain then
    Chance Rain

    Low: 39 °F

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 43 by noon, then falling to around 37 during the remainder of the day. Wind chill values between 30 and 35. Northwest wind 14 to 17 mph.

    Decreasing
    Clouds

    High: 43 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 19. Northwest wind 6 to 13 mph.

    Mostly Clear

    Low: 19 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph.

    Mostly Sunny

    High: 34 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 18.

    Partly Cloudy

    Low: 18 °F

  • Friday

    Friday: Sunny, with a high near 34.

    Sunny

    High: 34 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 24.

    Clear

    Low: 24 °F

  • Saturday

    Saturday: Sunny, with a high near 44.

    Sunny

    High: 44 °F

Detailed Forecast

Today
Rain, mainly after 3pm. High near 48. Wind chill values between 30 and 40 early. Southeast wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 9pm. Low around 39. Southwest wind 8 to 11 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 43 by noon, then falling to around 37 during the remainder of the day. Wind chill values between 30 and 35. Northwest wind 14 to 17 mph.
Wednesday Night
Mostly clear, with a low around 19. Northwest wind 6 to 13 mph.
Thursday
Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Sunny, with a high near 34.
Friday Night
Clear, with a low around 24.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 48.
Click Map For Forecast
Point Forecast:
Islip, Long Island Mac Arthur Airport NY
 40.8°N 73.09°W (Elev. 98 ft)
5:38 am EST Feb 18, 2020
6am EST Feb 18, 2020-6pm EST Feb 24, 2020
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database