CAZ268-210000-
Northern Sierra Including Lassen NP and Plumas and Lassen NF/S
West of the Sierra Crest (West of Evans Peak-Grizzly Peak-
Beckworth Peak)-
122 PM PST Thu Feb 19 2026

.TONIGHT...
* Sky/Weather............Partly cloudy. Widespread frost through
  the night.
* Min Temperature........9-19 lower elevations...except 7-14 higher
  elevations.
*   24 HR Trend..........7 degrees cooler.
* Max Humidity...........82-97 percent...except 95-100 percent in
  the high mountain valleys.
*   24 HR Trend..........4 percent down.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Southwest winds 9 to 15 mph with local gusts
    up to 25 mph shifting to the east up to 7 mph after midnight.
*   Ridges/Upr Slopes....West winds 12 to 18 mph with local gusts up
    to 30 mph decreasing to up to 8 mph after midnight.
* CWR....................10 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......5 percent.

.FRIDAY...
* Sky/Weather............Partly cloudy. Widespread frost.
* Max Temperature........33-38 lower elevations...except 27-33
  higher elevations.
*   24 HR Trend..........Little change.
* Min Humidity...........59-73 percent.
*   24 HR Trend..........8 percent down.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Southwest winds 5 to 11 mph.
*   Ridges/Upr Slopes....Southwest winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........2500 ft AGL.
* Chance of thunder......0 percent.

.FRIDAY NIGHT...
* Sky/Weather............Mostly cloudy then becoming partly cloudy
  in the late evening and early morning then becoming mostly
  cloudy. A slight chance of snow. Widespread frost.
* Min Temperature........13-23.
* Max Humidity...........72-87 percent...except 84-99 percent in
  the high mountain valleys.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Southeast winds 7 to 13 mph.
*   Ridges/Upr Slopes....Southeast winds 7 to 13 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.

.SATURDAY...
* Sky/Weather............Mostly cloudy. Widespread frost early in
  the morning. A slight chance of snow until late afternoon, then a
  chance of rain and snow late in the afternoon.
* Max Temperature........37-42 lower elevations...except 31-37
  higher elevations.
* Min Humidity...........50-65 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...South winds 13 to 19 mph with local gusts up
    to 30 mph.
*   Ridges/Upr Slopes....Breezy. Southeast winds 11 to 17 mph
    shifting to the south 13 to 25 mph in the afternoon. Local
    gusts up to 35 mph.
* Mixing Height..........3100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.