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

Ontario Municipal Airport (KONO)

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

Clear

39°F

4°C

Humidity 60%
Wind Speed NW 3 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 24 Nov 06:05 PM MST
Extended Forecast for

Ontario OR

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 11pm, then a slight chance of snow after 5am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain then
    Slight Chance
    Snow

  • Thanksgiving Day

    Thanksgiving Day: A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 47. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Patchy fog before 2am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 48.

    High: 48 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. Light and variable wind.
Tuesday
Mostly sunny, with a high near 44. Calm wind.
Tuesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 33. Calm wind.
Wednesday
Mostly cloudy, with a high near 46. Calm wind.
Wednesday Night
A slight chance of rain before 11pm, then a slight chance of snow after 5am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.
Thanksgiving Day
A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 47. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of rain. Patchy fog before 2am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 30.
Friday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 48.
Friday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 27.
Saturday
A slight chance of rain and snow before 11am, then a slight chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 43. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 38.
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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 Nov 24, 2025
Forecast Valid:
6pm MST Nov 24, 2025-6pm MST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation