National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Clear

48°F

9°C

Humidity 49%
Wind Speed W 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 08 Apr 11:20 PM MDT
Extended Forecast for

Ontario Municipal OR

  • Tonight

    Tonight: Mostly clear, with a low around 40. West northwest wind around 5 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. Light and variable wind becoming north northeast around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. North northeast wind around 6 mph becoming west after midnight.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers between 9am and noon, then a slight chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 46. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 46 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after noon. High near 63. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 42. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 40. West northwest wind around 5 mph.
Thursday
Sunny, with a high near 73. Light and variable wind becoming north northeast around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44. North northeast wind around 6 mph becoming west after midnight.
Friday
A slight chance of showers between 9am and noon, then a slight chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 46. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 70%.
Saturday
Showers likely, then showers and possibly a thunderstorm after noon. High near 63. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 42. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 38.
Monday
A 20 percent chance of showers before noon. Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117.03°W (Elev. 2185 ft)
Last Update:
7:31 pm MDT Apr 8, 2026
Forecast Valid:
11pm MDT Apr 8, 2026-6pm MDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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