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

52°F

11°C

Humidity 76%
Wind Speed SE 16 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Apr 01:05 PM MDT
Extended Forecast for

Ontario Municipal 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

  • This Afternoon

    This Afternoon: Showers, with thunderstorms also possible after 3pm. High near 58. South southeast wind around 15 mph becoming west northwest. Winds could gust as high as 24 mph. Chance of precipitation is 90%.

    High: 58 °F

    Showers

  • Tonight

    Tonight: Showers likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 33. West northwest wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow showers before 2pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 50. Northwest wind 7 to 13 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 27. North northwest wind 5 to 10 mph becoming light west northwest after midnight.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Light west wind.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31.

    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 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers, with thunderstorms also possible after 3pm. High near 58. South southeast wind around 15 mph becoming west northwest. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Tonight
Showers likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 33. West northwest wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday
A slight chance of rain and snow showers before 2pm, then a slight chance of rain showers after 4pm. Mostly sunny, with a high near 50. Northwest wind 7 to 13 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 27. North northwest wind 5 to 10 mph becoming light west northwest after midnight.
Friday
Sunny, with a high near 55. Light west wind.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 63.
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
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117°W (Elev. 2139 ft)
Last Update:
12:30 pm MDT Apr 15, 2026
Forecast Valid:
1pm MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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