Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

84°F

29°C

Humidity 26%
Wind Speed NE 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 07 Jul 12:35 PM MDT
Extended Forecast for

Ontario OR

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 98. Light north wind.

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 65. Light and variable wind becoming east northeast 6 to 11 mph. Winds could gust as high as 28 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 99. Light north northwest wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. North northwest wind 13 to 16 mph, with gusts as high as 29 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Northwest wind 7 to 11 mph, with gusts as high as 25 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Friday

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

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Saturday

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

    High: 101 °F

    Hot

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 98. Light north wind.
Tonight
Mostly clear, with a low around 65. Light and variable wind becoming east northeast 6 to 11 mph. Winds could gust as high as 28 mph.
Wednesday
Sunny and hot, with a high near 99. Light north northwest wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 64. North northwest wind 13 to 16 mph, with gusts as high as 29 mph.
Thursday
Sunny and hot, with a high near 95. Northwest wind 7 to 11 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 62.
Friday
Sunny and hot, with a high near 100.
Friday Night
Clear, with a low around 66.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny and hot, with a high near 99.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny and hot, with a high near 99.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
12:44 pm MDT Jul 7, 2026
12pm MDT Jul 7, 2026-6pm MDT Jul 13, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database