Heavy to Excessive Rainfall This Week from the Southwest into Central U.S.

Pacific tropical moisture wrapping into a storm over the southwest U.S. will continue a multi-day heavy rainfall event this week that will extend into the Midwest and southern Plains. Considerable flash flooding is possible across portions of New Mexico and west Texas today through Wednesday. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

78°F

26°C

Humidity 21%
Wind Speed ESE 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Sep 05:53 PM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Tonight
Patchy smoke this evening. Mostly clear. Lows 47 to 52. North winds up to 10 mph.
Wednesday
Sunny. Highs 77 to 82. Northwest winds up to 10 mph.
Wednesday Night
Mostly clear. Lows 46 to 51. Northwest winds up to 10 mph with gusts to 20 mph.
Thursday
Areas of fog in the morning. Sunny. Highs 77 to 82. Light winds.
Thursday Night
Mostly clear. Lows 47 to 54. Light winds.
Friday Through Saturday
Mostly clear. Highs 79 to 84. Lows 50 to 56.
Saturday Night Through Monday
Partly cloudy. Lows 48 to 57. Highs 80 to 86.
Monday Night And Tuesday
Mostly clear. Lows 49 to 56. Highs 79 to 84.



Basemap Options
Click map to change the forecast location
Loading map...
230 PM MDT Tue Sep 29 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database