Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

52°F

11°C

Humidity 33%
Wind Speed E 3 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 27 Feb 06:53 PM MST
Detailed forecast for

Oregon Lower Treasure Valley

Tonight
Mostly clear. Lows 30 to 35. Light winds.
Saturday
Increasing clouds. Highs 52 to 57. Light winds.
Saturday Night
Cloudy with a 40 percent chance of rain showers. Lows 38 to 43. Light winds.
Sunday
Mostly cloudy with a 40 percent chance of rain. Highs 54 to 59. Light winds.
Sunday Night
Mostly cloudy with a 40 percent chance of rain. Patchy fog after midnight. Lows 39 to 44. Light winds.
Monday
Partly cloudy. A chance of rain, mainly in the morning. Chance of rain 30 percent. Highs 58 to 63.
Monday Night And Tuesday
Mostly clear. Lows 33 to 38. Highs 56 to 61.
Tuesday Night
Mostly cloudy. Lows 37 to 42.
Wednesday
Rain, mainly in the afternoon. Chance of rain 80 percent. Highs 53 to 58.
Wednesday Night
Mostly cloudy. A chance of rain, mainly in the evening. Chance of rain 40 percent. Lows 33 to 38.
Thursday
Partly cloudy with a 20 percent chance of rain. Highs 52 to 57.
Thursday Night
Decreasing clouds. Lows 31 to 36.
Friday
Partly cloudy with a 20 percent chance of rain. Highs 53 to 58.



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208 PM MST Fri Feb 27 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database