Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

73°F

23°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 25 Jul 12:00 AM MDT
Extended Forecast for

2 Miles S Ontario Municipal OR

Heat Advisory July 25, 12:24am until July 25, 09:00pm
Red Flag Warning July 25, 12:24am until July 25, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory July 25, 12:24am until July 25, 09:00pm
    Red Flag Warning July 25, 12:24am until July 25, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 66 °F

    Areas Smoke

  • Saturday

    Saturday: Areas of smoke. Sunny and hot, with a high near 100. Calm wind becoming west southwest 5 to 8 mph in the morning.

    High: 100 °F

    Areas Smoke

  • Saturday Night

    Saturday Night: Areas of smoke. Mostly clear, with a low around 63. West wind 9 to 17 mph, with gusts as high as 26 mph.

    Low: 63 °F

    Areas Smoke

  • Sunday

    Sunday: Areas of smoke. Sunny and hot, with a high near 96. West wind 5 to 10 mph.

    High: 96 °F

    Areas Smoke

  • Sunday Night

    Sunday Night: Patchy smoke before 7pm. Clear, with a low around 63. Northwest wind 7 to 17 mph.

    Low: 63 °F

    Patchy Smoke
    then Clear

  • Monday

    Monday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a low around 66. West wind 5 to 8 mph.
Saturday
Areas of smoke. Sunny and hot, with a high near 100. Calm wind becoming west southwest 5 to 8 mph in the morning.
Saturday Night
Areas of smoke. Mostly clear, with a low around 63. West wind 9 to 17 mph, with gusts as high as 26 mph.
Sunday
Areas of smoke. Sunny and hot, with a high near 96. West wind 5 to 10 mph.
Sunday Night
Patchy smoke before 7pm. Clear, with a low around 63. Northwest wind 7 to 17 mph.
Monday
Sunny and hot, with a high near 96.
Monday Night
Clear, with a low around 62.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Clear, with a low around 63.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Clear, with a low around 64.
Thursday
Sunny and hot, with a high near 101.
Thursday Night
Clear, with a low around 66.
Friday
Sunny and hot, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Ontario Municipal OR
 44.01°N 117°W (Elev. 2129 ft)
12:30 pm MDT Jul 24, 2026
12am MDT Jul 25, 2026-6pm MDT Jul 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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