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.

Clear

32°F

0°C

Humidity 74%
Wind Speed W 5 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 25 Apr 04:35 AM MDT
Extended Forecast for

Ontario Municipal OR

Freeze Warning April 25, 04:51am until April 25, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 25, 04:51am until April 25, 09:00am

    NOW until 9:00am Sat

    Freeze Warning

  • Today

    High: 59 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Patchy frost after 4am. Otherwise, mostly clear, with a low around 34. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, sunny, with a high near 61. West wind 5 to 9 mph.

    High: 61 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 5am. Otherwise, partly cloudy, with a low around 36. West northwest wind 5 to 9 mph.

    Low: 36 °F

    Partly Cloudy
    then Patchy
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 63. West southwest wind around 6 mph.

    High: 63 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Patchy frost after 5am. Otherwise, partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Patchy
    Frost

  • Tuesday

    Tuesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 59. Light and variable wind.
Tonight
Patchy frost after 4am. Otherwise, mostly clear, with a low around 34. Calm wind becoming west northwest around 5 mph after midnight.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 61. West wind 5 to 9 mph.
Sunday Night
Patchy frost after 5am. Otherwise, partly cloudy, with a low around 36. West northwest wind 5 to 9 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 63. West southwest wind around 6 mph.
Monday Night
Patchy frost after 5am. Otherwise, partly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 74.
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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:
12:30 am MDT Apr 25, 2026
Forecast Valid:
4am MDT Apr 25, 2026-6pm MDT May 1, 2026
 
Forecast Discussion
 
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Additional Resources

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