National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

66°F

19°C

Humidity 48%
Wind Speed W 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 09 Sep 09:20 PM MDT
Extended Forecast for

14 Miles WSW Huntington OR

  • Tonight

    Tonight: Mostly clear, with a low around 55. Calm wind becoming north around 6 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 90. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 90 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Northwest wind 5 to 9 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Calm wind becoming northwest 5 to 8 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Calm wind becoming north around 6 mph after midnight.
Thursday
Sunny and hot, with a high near 90. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. Northwest wind around 9 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 83. Northwest wind 5 to 9 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 53. Calm wind becoming northwest 5 to 8 mph after midnight.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 78.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles WSW Huntington OR
 44.25°N 117.51°W (Elev. 2612 ft)
Last Update:
12:29 pm MDT Sep 9, 2026
Forecast Valid:
9pm MDT Sep 9, 2026-6pm MDT Sep 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation