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.

Overcast

41°F

5°C

Humidity 52%
Wind Speed N 13 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 16 Apr 11:35 AM MDT
Extended Forecast for

Ontario OR

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

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 28. Northwest wind 8 to 13 mph becoming light west northwest in the evening. Winds could gust as high as 23 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Sunny

  • Friday Night

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

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 66 °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 70.

    High: 70 °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

This Afternoon
Mostly sunny, with a high near 49. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 28. Northwest wind 8 to 13 mph becoming light west northwest in the evening. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 56. Light and variable wind.
Friday Night
Partly cloudy, with a low around 31. East wind around 5 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 66. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 70.
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 30 percent chance of showers. Mostly cloudy, with a low around 46.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
Last Update:
2:25 am MDT Apr 16, 2026
Forecast Valid:
12pm 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