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

Fire Weather Conditions Persist in the Southern Plains; Heavy Rain and Mountain Snow in the Pacific Northwest

A Pacific system will continue to bring moderate to heavy low elevation rain from northern California to western Washington, and heavy snow to the Cascades and Intermountain West over the next several days. Elevated to critical fire weather conditions will persist across the southern Rockies and Southern Plains through Wednesday as gusty winds and dry conditions continue across the region. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Mist

37°F

3°C

Humidity 100%
Wind Speed S 3 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 37°F (3°C)
Visibility 1.00 mi
Last update 25 Feb 02:55 AM MST
Extended Forecast for

Ontario Municipal OR

  • Overnight

    Overnight: A 30 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 40. Southwest wind 3 to 5 mph.

    Low: 40 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind 6 to 14 mph.

    High: 55 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. North northwest wind 3 to 8 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. East wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Mostly cloudy, with a high near 53.

    High: 53 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 40. Southwest wind 3 to 5 mph.
Wednesday
A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind 6 to 14 mph.
Wednesday Night
Mostly clear, with a low around 28. North northwest wind 3 to 8 mph.
Thursday
Mostly sunny, with a high near 52. Calm wind.
Thursday Night
Partly cloudy, with a low around 30. East wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A 20 percent chance of showers after 11am. Mostly cloudy, with a high near 53.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 38.
Sunday
A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117°W (Elev. 2139 ft)
Last Update:
2:06 am MST Feb 25, 2026
Forecast Valid:
3am MST Feb 25, 2026-6pm MST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation