Fire Weather Conditions in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat is waning over the Pacific Northwest. Dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather to the Pacific Northwest and Intermountain West. Heavy rain and thunderstorms continue across portions of the Great Basin, Rockies, and central/southern Plains into the Ozarks. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

63°F

17°C

Humidity 70%
Wind Speed NW 6 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 27 Aug 2:56 am EDT
Extended Forecast for

Bayport NY

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 64. Northwest wind around 5 mph.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 76. North wind 7 to 10 mph becoming west in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Northwest wind 3 to 6 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Light and variable wind becoming south 6 to 11 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 65. Southwest wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A chance of showers between 8am and 5pm, then a chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 75. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am.  Partly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 64. Northwest wind around 5 mph.
Wednesday
Sunny, with a high near 76. North wind 7 to 10 mph becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 59. Northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 75. Light and variable wind becoming south 6 to 11 mph in the morning.
Thursday Night
A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 65. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday
A chance of showers between 8am and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 62.
Labor Day
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Bayport NY
 40.73°N 73.04°W (Elev. 0 ft)
1:38 am EDT Aug 27, 2025
3am EDT Aug 27, 2025-6pm EDT Sep 2, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database