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.

Partly Cloudy

48°F

9°C

Humidity 29%
Wind Speed NW 12 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 18 Mar 06:30 PM MDT
Extended Forecast for

Ontario OR

  • Tonight

    Tonight: Mostly clear, with a low around 25. Northwest wind 9 to 14 mph becoming light and variable after midnight.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Light and variable wind becoming southeast 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 39. Southeast wind 9 to 14 mph becoming south southwest after midnight. Winds could gust as high as 24 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A slight chance of rain and snow before noon. Partly sunny, with a high near 55. South southwest wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Northwest wind 9 to 14 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 56. Light and variable wind becoming southeast 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 39. Southeast wind 9 to 14 mph becoming south southwest after midnight. Winds could gust as high as 24 mph.
Thursday
A slight chance of rain and snow before noon. Partly sunny, with a high near 55. South southwest wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 37. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 56.
Friday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Saturday
A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 57.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 72.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
Last Update:
3:00 pm MDT Mar 18, 2025
Forecast Valid:
6pm MDT Mar 18, 2025-6pm MDT Mar 25, 2025
 
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