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.

Mist

17°F

-8°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.47 in (1031.83 mb)
Dewpoint 14°F (-10°C)
Visibility 6.00 mi
Last update 27 Jan 08:53 AM MST
Extended Forecast for

Ontario OR

  • Today

    Today: Partly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 28. Calm wind. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 39. Calm wind. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 8pm. Otherwise, increasing clouds, with a low around 24. Calm wind.

    Low: 24 °F

    Patchy Fog

  • Thursday

    Thursday: A 20 percent chance of snow before 11am. Areas of fog before 2pm. Otherwise, cloudy, with a high near 39. Calm wind.

    High: 39 °F

    Slight Chance
    Snow and
    Areas Fog
    then Patchy
    Fog

  • Thursday Night

    Thursday Night: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 30.

    Low: 30 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 11am. Otherwise, cloudy, with a high near 42.

    High: 42 °F

    Areas Fog
    then Cloudy

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 30.

    Low: 30 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 44.

    High: 44 °F

    Patchy Fog
    then Mostly
    Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 37. Calm wind.
Tonight
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 28. Calm wind. New snow accumulation of less than a half inch possible.
Wednesday
A 40 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 39. Calm wind. New snow accumulation of less than a half inch possible.
Wednesday Night
Patchy fog after 8pm. Otherwise, increasing clouds, with a low around 24. Calm wind.
Thursday
A 20 percent chance of snow before 11am. Areas of fog before 2pm. Otherwise, cloudy, with a high near 39. Calm wind.
Thursday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 30.
Friday
Areas of fog before 11am. Otherwise, cloudy, with a high near 42.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 30.
Saturday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 44.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 32.
Sunday
Patchy fog. Otherwise, cloudy, with a high near 45.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 33.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 48.
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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 am MST Jan 27, 2026
Forecast Valid:
9am MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation