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

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

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

Mist

30°F

-1°C

Humidity 92%
Wind Speed W 5 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Wind Chill25°F (-4°C)
Last update 31 Jan 10:35 PM MST
Extended Forecast for

Ontario OR

Air Stagnation Advisory January 31, 10:56pm until February 6, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 31, 10:56pm until February 6, 11:00am

    NOW until 11:00am Fri

    Air Stagnation Advisory

  • Tonight

    Low: 30 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Light west northwest wind.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 49.

    High: 49 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 50.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind.
Sunday Night
Partly cloudy, with a low around 30. Light west northwest wind.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 51. Calm wind.
Monday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 29. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 49.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 32.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 50.
Wednesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 30.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 50.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 32.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
Last Update:
2:04 pm MST Jan 31, 2026
Forecast Valid:
10pm MST Jan 31, 2026-6pm MST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

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