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.

Mostly Cloudy

30°F

-1°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 11 Mar 02:20 AM MDT
Extended Forecast for

Ontario Municipal OR

  • Overnight

    Overnight: Partly cloudy, with a low around 29. Light east wind.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Light and variable wind becoming south 5 to 9 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South southeast wind 5 to 10 mph becoming southwest after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 64. Breezy, with a south southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Mostly Cloudy
    then Cloudy
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. Southwest wind 11 to 18 mph.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain. Cloudy, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain. Cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 59. Breezy.

    High: 59 °F

    Chance Rain
    then Slight
    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 29. Light east wind.
Wednesday
Mostly cloudy, with a high near 57. Light and variable wind becoming south 5 to 9 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 40. South southeast wind 5 to 10 mph becoming southwest after midnight.
Thursday
Mostly cloudy, with a high near 64. Breezy, with a south southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 46. Southwest wind 11 to 18 mph.
Friday
A 20 percent chance of rain. Cloudy, with a high near 66.
Friday Night
A 50 percent chance of rain. Cloudy, with a low around 47.
Saturday
A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 59. Breezy.
Saturday Night
Mostly cloudy, with a low around 34. Breezy.
Sunday
Mostly cloudy, with a high near 55.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38.
Monday
Mostly cloudy, with a high near 64.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 71.
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:
3:04 pm MDT Mar 10, 2026
Forecast Valid:
2am MDT Mar 11, 2026-6pm MDT Mar 17, 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