CAZ268-160000-
Northern Sierra Including Lassen NP and Plumas and Lassen NF/S
West of the Sierra Crest (West of Evans Peak-Grizzly Peak-
Beckworth Peak)-
123 PM PST Sun Dec 14 2025
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........34-44.
* 24 HR Trend..........Little change.
* Max Humidity...........51-66 percent...except 80-90 percent in
the high mountain valleys.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds 4 to 10 mph.
* Ridges/Upr Slopes....Southeast winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........300 ft AGL.
* Chance of thunder......0 percent.
.MONDAY...
* Sky/Weather............Mostly cloudy in the morning, then partly
cloudy with a chance of showers in the afternoon.
* Max Temperature........51-61.
* 24 HR Trend..........4 degrees cooler.
* Min Humidity...........30-43 percent.
* 24 HR Trend..........7 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds up to 8 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Southwest winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......0 percent.
.MONDAY NIGHT...
* Sky/Weather............Mostly cloudy with a chance of rain
showers.
* Min Temperature........38-48.
* Max Humidity...........73-88 percent...except 89-100 percent in
the high mountain valleys.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds 4 to 9 mph.
* Ridges/Upr Slopes....Southwest winds 4 to 9 mph.
* Mixing Height..........300 ft AGL.
* CWR....................10 percent.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly cloudy. A chance of rain showers
until late afternoon, then rain showers late in the afternoon.
* Max Temperature........52-57 lower elevations...except 46-52
higher elevations.
* Min Humidity...........73-88 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 8 mph in the afternoon.
* Ridges/Upr Slopes....Southwest winds 6 to 12 mph.
* Mixing Height..........2300 ft AGL.
* CWR....................20 percent.
* Chance of thunder......3 percent.
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