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

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

30°F

-1°C

Humidity 54%
Wind Speed NW 10 mph
Barometer 30.19 in (1022.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 18 Mar 1:56 am EDT
Extended Forecast for

5 Miles SSE Blue Point NY

  • Overnight

    Overnight: Partly cloudy, with a low around 25. Wind chill values between 15 and 20. Northwest wind around 17 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Wind chill values between 15 and 25. Northwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a steady temperature around 32. Wind chill values between 25 and 30. South wind around 6 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Southeast wind 6 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33. South wind around 7 mph.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain. Partly sunny, with a high near 48.

    High: 48 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 25. Wind chill values between 15 and 20. Northwest wind around 17 mph.
Wednesday
Mostly sunny, with a high near 36. Wind chill values between 15 and 25. Northwest wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a steady temperature around 32. Wind chill values between 25 and 30. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 42. Southeast wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 33. South wind around 7 mph.
Friday
Partly sunny, with a high near 46.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 48.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 49.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36. Breezy.
Monday
Mostly sunny, with a high near 48. Breezy.
Monday Night
Mostly clear, with a low around 28. Blustery.
Tuesday
Sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Blue Point NY
 40.68°N 72.99°W (Elev. 0 ft)
Last Update:
7:30 pm EDT Mar 17, 2026
Forecast Valid:
2am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation