Powerhouse Storm Set for West; Severe Weather Threat the Next Several Days

The most significant of the recent Pacific storms to reach the West Coast will arrive this weekend, mainly Sunday into Monday. A number of hazards are expected, especially the heavy rain threat on Sunday across northern and central California that may result in flooding and debris flows near burn scars. These Pacific storms will produce severe weather the next several days east of the Rockies. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424° N Lon: 117.00808° W Elev: 2185 ft.




Humidity 79%
Wind Speed N 0 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 23 Oct 11:53 AM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Cloudy. A 30 percent chance of rain in the afternoon. Highs 53 to 58. Southeast winds up to 10 mph.
Mostly cloudy. A 30 percent chance of rain in the evening. Lows 42 to 47. Southeast winds up to 10 mph with gusts to 20 mph.
Rain, heavy at times in the afternoon. Chance of rain near 100 percent. Highs 51 to 56. Windy. Southeast winds 10 to 20 mph in the morning, increasing to 20 to 30 mph in the afternoon. Gusts to 50 mph.
Sunday Night
Rain. Chance of rain 80 percent. Lows 46 to 51. Windy. Southeast winds 20 to 30 mph with gusts to 40 mph in the evening, decreasing to 10 to 20 mph after midnight.
Rain, mainly in the morning. Chance of rain 80 percent. Highs 55 to 62. South winds 10 to 15 mph.
Monday Night
Mostly cloudy with a 20 percent chance of rain. Lows 41 to 46.
Rain showers, mainly in the afternoon. Chance of showers 80 percent. Highs 54 to 59.
Tuesday Night
Rain showers likely, mainly in the evening. Chance of showers 60 percent. Lows 43 to 48.
Wednesday Through Thursday Night
Partly cloudy with a 20 percent chance of rain showers. Highs 58 to 64. Lows 39 to 48.
Partly sunny. Highs 60 to 65.

Click Map For Forecast
252 AM MDT Sat Oct 23 2021

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database