Current conditions at

Ontario Municipal Airport (KONO)

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

Overcast

53°F

12°C

Humidity 79%
Wind Speed N 13 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 23 Oct 02:53 AM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Today
Rain showers likely this morning, then mostly sunny this afternoon. Chance of rain 60 percent. Cooler with highs 58 to 64. Windy. Northwest winds 20 to 30 mph. Gusts to 45 mph this morning, decreasing to 35 mph this afternoon.
Tonight
Clear, colder with lows 29 to 34. Breezy. Northwest winds 10 to 20 mph with gusts to 35 mph.
Saturday
Sunny. Highs 57 to 62. West winds up to 10 mph with gusts to 20 mph in the morning, becoming light in the afternoon.
Saturday Night
Mostly clear. Widespread frost with patchy fog after midnight. Lows 28 to 34. Light winds.
Sunday
Widespread frost with areas of fog in the morning. Sunny. Highs 60 to 65. Light winds.
Sunday Night
Partly cloudy. Patchy fog after midnight. Lows 33 to 39.
Monday
Areas of fog and frost in the morning. Mostly sunny. Highs 60 to 65.
Monday Night
Partly cloudy with a 20 percent chance of rain showers. Areas of fog after midnight. Lows 30 to 37.
Tuesday
Areas of fog in the morning. Mostly sunny. Highs 56 to 61.
Tuesday Night
Decreasing clouds. Patchy fog in the evening. Areas of fog after midnight. Lows 28 to 35.
Wednesday Through Thursday
Areas of fog in the morning. Areas of fog through the day. Partly cloudy. Highs 56 to 62. Lows 28 to 35.



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230 AM MDT Fri Oct 23 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database