National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

New York, Kennedy International Airport (KJFK)

Lat: 40.64°NLon: 73.76°WElev: 10ft.

Mostly Cloudy

33°F

1°C

Humidity 38%
Wind Speed W 15 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 17 Mar 11:51 pm EDT
Extended Forecast for

Lake Success NY

  • Overnight

    Overnight: Mostly clear, with a low around 26. Wind chill values between 20 and 25. Northwest wind 11 to 15 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Wind chill values between 15 and 25. Northwest wind 5 to 8 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30. South wind 5 to 7 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 45. South wind 5 to 10 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain and snow showers after 2am. Mostly cloudy, with a low around 36. South wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 26. Wind chill values between 20 and 25. Northwest wind 11 to 15 mph.
Wednesday
Mostly sunny, with a high near 39. Wind chill values between 15 and 25. Northwest wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 30. South wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 45. South wind 5 to 10 mph.
Thursday Night
A slight chance of rain and snow showers after 2am. Mostly cloudy, with a low around 36. South wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 51.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 51.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 55.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Success NY
 40.77°N 73.71°W (Elev. 197 ft)
Last Update:
7:30 pm EDT Mar 17, 2026
Forecast Valid:
12am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation