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.

Partly Cloudy

43°F

6°C

Humidity 60%
Wind Speed NW 10 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Apr 10:20 PM MDT
Extended Forecast for

Ontario OR

Freeze Warning April 17, 12:00am until April 17, 10:00am
Freeze Warning April 16, 04:00am until April 16, 10:00am
Click here for hazard details and duration
Freeze Warning
Freeze Warning

  • Tonight

    Tonight: A slight chance of snow showers between 2am and 3am. Mostly cloudy, with a low around 34. West northwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: A slight chance of rain and snow showers before 3pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 50. Northwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 50 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. North northwest wind 5 to 10 mph becoming light northwest after midnight.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. North northeast wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °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

Detailed Forecast

Tonight
A slight chance of snow showers between 2am and 3am. Mostly cloudy, with a low around 34. West northwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
A slight chance of rain and snow showers before 3pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 50. Northwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 28. North northwest wind 5 to 10 mph becoming light northwest after midnight.
Friday
Sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 31. North northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 39.
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
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 64.
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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:
12:30 pm MDT Apr 15, 2026
Forecast Valid:
10pm MDT Apr 15, 2026-6pm MDT Apr 22, 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