Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

70°F

21°C

Humidity 30%
Wind Speed SSW 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Jun 10:20 AM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Today
Mostly sunny. Highs 87 to 92. Northwest winds up to 10 mph. Gusts to 20 mph this morning.
Tonight
Mostly cloudy in the evening, then clearing. Lows 57 to 62. Northeast winds up to 10 mph in the evening, shifting to northwest after midnight.
Juneteenth
Mostly sunny. Highs 93 to 98. North winds up to 10 mph in the morning, shifting to south in the afternoon.
Friday Night
Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Thunderstorms may produce gusty winds after midnight. Chance of rain 20 percent. Lows 66 to 71. Breezy. West winds 10 to 20 mph with gusts to 30 mph.
Saturday
Mostly sunny. Highs 87 to 92. West winds 10 to 15 mph. Gusts to 30 mph in the morning, decreasing to 20 mph in the afternoon.
Saturday Night
Decreasing clouds. Cooler with lows 56 to 61.
Sunday Through Monday Night
Clear. Highs 86 to 96. Lows 58 to 65.
Tuesday
Sunny. Highs 98 to 103.
Tuesday Night And Wednesday
Mostly clear. Lows 65 to 70. Highs 95 to 100.



Basemap Options
Click map to change the forecast location
Loading map...
230 AM MDT Thu Jun 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database