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

37°F

3°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 15 Dec 04:35 PM MST
Extended Forecast for

Ontario Municipal OR

High Wind Watch December 17, 05:00am until December 17, 02:00pm
Air Stagnation Advisory December 15, 04:54pm until December 16, 05:00am
Click here for hazard details and duration
High Wind Watch
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 15, 04:54pm until December 16, 05:00am

    NOW until 5:00am Tue

    Air Stagnation Advisory

  • This Afternoon

    High: 42 °F

    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Light northwest wind.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. Calm wind.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Cloudy, with a low around 43. Southwest wind 5 to 7 mph becoming south southeast in the evening. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely before 11am. Partly sunny, with a high near 53. Breezy, with a south wind 10 to 15 mph becoming west 16 to 21 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely
    and Breezy
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Rain. High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a high near 42. Calm wind.
Tonight
Mostly cloudy, with a low around 33. Light northwest wind.
Tuesday
Mostly cloudy, with a high near 52. Calm wind.
Tuesday Night
Rain likely, mainly after 11pm. Cloudy, with a low around 43. Southwest wind 5 to 7 mph becoming south southeast in the evening. Chance of precipitation is 60%.
Wednesday
Rain likely before 11am. Partly sunny, with a high near 53. Breezy, with a south wind 10 to 15 mph becoming west 16 to 21 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 34.
Thursday
Rain. High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 30.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 46.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 44.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 33.
Monday
Rain likely. Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117°W (Elev. 2139 ft)
Last Update:
2:04 pm MST Dec 15, 2025
Forecast Valid:
4pm MST Dec 15, 2025-6pm MST Dec 22, 2025
 
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