Hot Weather in the West; Heavy Rainfall and Flooding in the Southwest

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S, with the Pacific Northwest carrying the potential for record-breaking high temperatures. Monsoonal moisture over the Southwest U.S. may lead to heavy rainfall and instances of flash flooding through Wednesday. Read More >

Current conditions at

CHESTER (CESC1)

Lat: 40.29261° N Lon: 121.24394° W Elev: 4547.0 ft.

NA

85°F

29°C

Humidity 24%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Heat Index82°F (28°C)
Last update 02 Sep 02:02 PM PDT
Detailed forecast for

Western Plumas County/Lassen Park

Today
Partly cloudy in the morning, then mostly cloudy with a slight chance of rain showers in the afternoon. Highs 73 to 88 higher elevations...80 to 94 lower elevations. Prevailing east winds up to 10 mph shifting to the south in the afternoon.
Tonight
Mostly cloudy in the evening then becoming partly cloudy. A slight chance of showers and thunderstorms. Cooler. Lows 53 to 68. Prevailing east winds up to 10 mph.
Wednesday
Mostly sunny. Areas of smoke. Highs 72 to 87 higher elevations...79 to 94 lower elevations. Prevailing east winds up to 10 mph shifting to the southwest in the afternoon.
Wednesday Night
Mostly clear. Lows 55 to 70. Light winds.
Thursday
Mostly sunny. Highs 71 to 86 higher elevations... 77 to 92 lower elevations. Light winds becoming southwest up to 10 mph in the afternoon.
Thursday Night
Mostly clear. Cooler. Lows 52 to 67.
Friday
Mostly sunny. Highs 70 to 85.
Friday Night Through Monday
Mostly clear. Lows 45 to 60. Highs 66 to 81.



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1222 PM PDT Tue Sep 2 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database