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

Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Mostly Cloudy

41°F

5°C

Humidity 41%
Wind Speed E 4 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 19 Feb 04:20 PM MST
Extended Forecast for

Ontario Municipal OR

  • Tonight

    Tonight: A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 26. North northeast wind around 6 mph becoming calm in the evening.

    Low: 26 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Mostly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. East wind 3 to 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Southeast wind 5 to 13 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. East southeast wind 9 to 13 mph.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 26. North northeast wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 25. East wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 47. Southeast wind 5 to 13 mph.
Saturday Night
Mostly cloudy, with a low around 30. East southeast wind 9 to 13 mph.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 58.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Tuesday
Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 32.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 53.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 32.
Thursday
A chance of rain and snow. Partly sunny, with a high near 55. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117°W (Elev. 2139 ft)
Last Update:
2:06 pm MST Feb 19, 2026
Forecast Valid:
4pm MST Feb 19, 2026-6pm MST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation