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.

Mostly Cloudy

35°F

2°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 16 Apr 06:53 AM MDT
Extended Forecast for

Ontario Municipal OR

Freeze Warning April 17, 12:00am until April 17, 10:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Mostly sunny, with a high near 49. Northwest wind 11 to 15 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. North northwest wind 10 to 15 mph becoming light west. Winds could gust as high as 24 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. East northeast wind around 5 mph becoming calm after midnight.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 49. Northwest wind 11 to 15 mph.
Tonight
Mostly clear, with a low around 27. North northwest wind 10 to 15 mph becoming light west. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 56. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 31. East northeast wind around 5 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 65. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 73.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 61.
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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:
2:25 am MDT Apr 16, 2026
Forecast Valid:
7am MDT Apr 16, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation