Storms and Heavy Rainfall in the Plains and Southern Appalachians; Hazardous Heat in the South and Southeast

Severe thunderstorms with heavy rainfall will be possible across the southern Appalachians through this evening. Thunderstorms are also expected from the northern/central Plains into portions of the Midwest through Tuesday, and severe storms may produce large hail and damaging wind gusts. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

86°F

30°C

Humidity 35%
Wind Speed S 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 17 Aug 03:20 PM MDT
Extended Forecast for

3 Miles WNW Payette ID

  • Tonight

    Tonight: Patchy smoke after midnight. Partly cloudy, with a low around 64. Calm wind becoming north northwest around 5 mph after midnight.

    Low: 64 °F

    Mostly Cloudy
    then Patchy
    Smoke

  • Tuesday

    Tuesday: Patchy smoke before 11am. Partly sunny, then gradually becoming sunny and hot, with a high near 96. Northwest wind around 5 mph becoming calm  in the morning.

    High: 96 °F

    Patchy Smoke
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. North northwest wind 3 to 8 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Light and variable wind.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Calm wind becoming north northwest around 5 mph after midnight.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy smoke after midnight. Partly cloudy, with a low around 64. Calm wind becoming north northwest around 5 mph after midnight.
Tuesday
Patchy smoke before 11am. Partly sunny, then gradually becoming sunny and hot, with a high near 96. Northwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 64. North northwest wind 3 to 8 mph.
Wednesday
Sunny and hot, with a high near 95. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 64. Calm wind becoming north northwest around 5 mph after midnight.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Partly sunny and hot, with a high near 98.
Friday Night
Mostly cloudy, with a low around 68.
Saturday
Mostly sunny and hot, with a high near 93.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 63.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Payette ID
 44.1°N 116.99°W (Elev. 2201 ft)
12:29 pm MDT Aug 17, 2026
3pm MDT Aug 17, 2026-6pm MDT Aug 24, 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