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 N 3 MPH
Barometer 30.55 in (1034.54 mb)
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Last update 17 Jan 02:20 PM MST
Extended Forecast for

Ontario OR

Air Stagnation Advisory January 17, 02:33pm until January 22, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 17, 02:33pm until January 22, 11:00am

    NOW until 11:00am Thu

    Air Stagnation Advisory

  • This Afternoon

    High: 36 °F

    Areas Dense
    Fog

  • Tonight

    Tonight: Patchy dense fog.  Otherwise, mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Areas of dense fog.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 32. Calm wind.

    High: 32 °F

    Areas Dense
    Fog

  • Sunday Night

    Sunday Night: Patchy fog.  Otherwise, mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Patchy Fog

  • M.L.King Day

    M.L.King Day: Patchy fog before noon.  Otherwise, mostly sunny, with a high near 33. Calm wind.

    High: 33 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 8pm.  Otherwise, mostly clear, with a low around 24.

    Low: 24 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 1pm.  Otherwise, mostly sunny, with a high near 41.

    High: 41 °F

    Patchy Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Areas of dense fog. Otherwise, mostly cloudy, with a high near 36. Calm wind.
Tonight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 22. Calm wind.
Sunday
Areas of dense fog. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 32. Calm wind.
Sunday Night
Patchy fog. Otherwise, mostly clear, with a low around 23. Calm wind.
M.L.King Day
Patchy fog before noon. Otherwise, mostly sunny, with a high near 33. Calm wind.
Monday Night
Patchy fog after 8pm. Otherwise, mostly clear, with a low around 24.
Tuesday
Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
2:05 pm MST Jan 17, 2026
2pm MST Jan 17, 2026-6pm MST Jan 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database