Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424° N Lon: 117.00808° W Elev: 2185.0 ft.

Mostly Cloudy

57°F

14°C

Humidity 33%
Wind Speed WNW 5 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 12 Oct 03:20 PM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Tonight
Partly cloudy this evening, then clearing. Lows 34 to 39. Northwest winds 10 to 15 mph with gusts to 25 mph.
Tuesday
Widespread frost with areas of fog in the morning. Sunny. Highs 65 to 70. Northwest winds 10 to 15 mph.
Tuesday Night
Mostly clear. Lows 33 to 39. Northwest winds up to 10 mph with gusts to 20 mph.
Wednesday
Widespread frost in the morning. Sunny. Highs 69 to 74. Light winds.
Wednesday Night
Clear. Patchy fog after midnight. Lows 37 to 44. Northwest winds up to 10 mph.
Thursday
Areas of fog in the morning. Sunny. Highs 70 to 75.
Thursday Night And Friday
Clear. Areas of fog through the day. Lows 35 to 43. Highs 71 to 76.
Friday Night
Clear. Lows 38 to 45.
Saturday
Sunny. Highs 71 to 76.
Saturday Night
Mostly clear. Patchy fog after midnight. Lows 37 to 45.
Sunday
Areas of fog in the morning. Sunny. Highs 70 to 75.
Sunday Night
Mostly clear. Lows 37 to 45.
Monday
Mostly sunny. Highs 66 to 71.



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230 PM MDT Mon Oct 12 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database