Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

haze

73°F

23°C

Humidity 33%
Wind Speed NW 14 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Last update 29 Jul 03:00 AM MDT
Extended Forecast for

Payette ID

  • Overnight

    Overnight: Areas of smoke. Mostly clear, with a low around 59. North wind 5 to 7 mph.

    Low: 59 °F

    Areas Smoke

  • Wednesday

    Wednesday: Areas of smoke. Sunny and hot, with a high near 99. North wind around 5 mph becoming light and variable  in the morning.

    High: 99 °F

    Areas Smoke

  • Wednesday Night

    Wednesday Night: Areas of smoke. Mostly clear, with a low around 59. North wind around 5 mph becoming calm  after midnight.

    Low: 59 °F

    Areas Smoke

  • Thursday

    Thursday: Patchy smoke. Sunny and hot, with a high near 100. Calm wind.

    High: 100 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: Areas of smoke. Mostly clear, with a low around 59. South southeast wind around 5 mph becoming calm  after midnight.

    Low: 59 °F

    Areas Smoke

  • Friday

    Friday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a low around 59. North wind 5 to 7 mph.
Wednesday
Areas of smoke. Sunny and hot, with a high near 99. North wind around 5 mph becoming light and variable in the morning.
Wednesday Night
Areas of smoke. Mostly clear, with a low around 59. North wind around 5 mph becoming calm after midnight.
Thursday
Patchy smoke. Sunny and hot, with a high near 100. Calm wind.
Thursday Night
Areas of smoke. Mostly clear, with a low around 59. South southeast wind around 5 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 101.
Friday Night
Clear, with a low around 59.
Saturday
Sunny and hot, with a high near 100.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 87.
Sunday Night
Clear, with a low around 56.
Monday
Sunny and hot, with a high near 91.
Monday Night
Clear, with a low around 57.
Tuesday
Sunny and hot, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Payette ID
 44.08°N 116.92°W (Elev. 2165 ft)
12:29 am MDT Jul 29, 2026
3am MDT Jul 29, 2026-6pm MDT Aug 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database