Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424° N Lon: 117.00808° W Elev: 2185.0 ft.

Clear

84°F

29°C

Humidity 16%
Wind Speed NNW 5 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 09 Jul 11:20 AM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Today
Sunny. Highs 93 to 98. Northwest winds 10 to 15 mph. Gusts to 30 mph this morning.
Tonight
Clear. Lows 61 to 67. Northwest winds 10 to 15 mph with gusts to 25 mph.
Friday
Sunny. Highs 98 to 103. Northwest winds 10 to 15 mph in the morning, shifting to southeast in the afternoon.
Friday Night
Mostly clear. Lows 65 to 70. Windy. West winds 10 to 15 mph with gusts to 30 mph in the evening, becoming northwest 15 to 25 mph with gusts to 40 mph after midnight.
Saturday
Sunny. Highs 98 to 103. Northwest winds 10 to 15 mph in the morning, shifting to south in the afternoon. Gusts to 25 mph.
Saturday Night
Partly cloudy. Lows 66 to 71. Breezy.
Sunday Through Monday Night
Mostly cloudy. Highs 95 to 101. Lows 66 to 71.
Tuesday And Tuesday Night
Partly cloudy. Highs 95 to 100. Lows 65 to 70.
Wednesday
Sunny. Highs 95 to 100.



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230 AM MDT Thu Jul 9 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database