Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

84°F

29°C

Humidity 21%
Wind Speed NNW 13 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Jul 10:53 PM MDT
Extended Forecast for

Ontario Municipal OR

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 64. West northwest wind around 9 mph.

    Low: 64 °F

    Patchy Smoke

  • Saturday

    Saturday: Patchy smoke before noon. Sunny and hot, with a high near 94. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 94 °F

    Patchy Smoke
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. North northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 91. West wind 6 to 9 mph.

    High: 91 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66. West northwest wind around 9 mph.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke. Mostly clear, with a low around 64. West northwest wind around 9 mph.
Saturday
Patchy smoke before noon. Sunny and hot, with a high near 94. West southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 63. North northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny and hot, with a high near 91. West wind 6 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 66. West northwest wind around 9 mph.
Monday
Partly sunny, with a high near 86.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Mostly sunny and hot, with a high near 90.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny and hot, with a high near 95.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Sunny and hot, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.01°N 117°W (Elev. 2129 ft)
8:48 pm MDT Jul 18, 2025
11pm MDT Jul 18, 2025-6pm MDT Jul 25, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database