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

34°F

1°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 08 Mar 05:05 AM MDT
Extended Forecast for

Ontario Municipal OR

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northeast wind around 6 mph becoming west after midnight.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 52. North northwest wind 8 to 16 mph.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. Northwest wind 7 to 16 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. West northwest wind 7 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 38. Northeast wind around 6 mph becoming west after midnight.
Monday
Partly sunny, with a high near 52. North northwest wind 8 to 16 mph.
Monday Night
Partly cloudy, with a low around 29. Northwest wind 7 to 16 mph.
Tuesday
Mostly sunny, with a high near 48. West northwest wind 7 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 55.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 65.
Thursday Night
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 41.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 61.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117.03°W (Elev. 2185 ft)
Last Update:
3:04 am MDT Mar 8, 2026
Forecast Valid:
5am MDT Mar 8, 2026-6pm MDT Mar 14, 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