Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
973
FNUS56 KSTO 180903
FWFSTO
Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
202 AM PDT Fri Sep 18 2026
.DISCUSSION...
Warming and drying trend begins today as weather system moves out
of the region. Periods of breezy north winds today, with gusts
around 10 to 20 mph in the Sac Valley; 15 to 25 mph in the
northern San Joaquin Valley. Onshore flow returns to the area
later this weekend. A non-zero chance of an isolated thunderstorm
is in the forecast Monday evening, with the best chances south of
HWY-50 at this time. Overall confidence on any precipitation is
low at this time.
CAZ121-190000-
W. Shasta County Above 3000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........73-80.
* 24 HR Trend..........12 degrees warmer.
* Min Humidity...........26-31 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....North winds up to 7 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........7000 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........48-56.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........46-61 percent.
* 24 HR Trend..........24 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northwest winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........75-83.
* Min Humidity...........17-25 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....North winds 4 to 9 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........6900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ122-190000-
W. Shasta County 1000-3000 ft-
Including the city of Whiskeytown
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92 lower elevations...except 80-85
higher elevations.
* 24 HR Trend..........13 degrees warmer.
* Min Humidity...........23-28 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 7 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northwest winds up to 7 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........6400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........58-63 lower elevations...except 51-58
higher elevations.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........47-62 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds 4 to 10 mph.
* Ridges/Upr Slopes....Northwest winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........90-95 lower elevations...except 84-89
higher elevations.
* Min Humidity...........15-22 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 8 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northwest winds 5 to 11 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ123-190000-
Shasta Lake Area & 1-5 1000-3000 ft-
Including the city of Shasta Lake, Sims
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........85-90 lower elevations...except 80-86
higher elevations.
* 24 HR Trend..........14 degrees warmer.
* Min Humidity...........23-28 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........Northeast winds up to 8 mph in the morning
becoming variable less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........7000 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........56-61 lower elevations...except 50-58
higher elevations.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........49-64 percent.
* 24 HR Trend..........28 percent down.
* 20-Foot Winds..........North winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........89-94 lower elevations...except 83-89
higher elevations.
* Min Humidity...........15-22 percent.
* 20-Foot Winds..........Northeast winds up to 8 mph. Local gusts
up to 20 mph in the morning.
* Mixing Height..........7200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ124-190000-
Shasta Metro-
Including the city of Redding, Anderson
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........89-94.
* 24 HR Trend..........13 degrees warmer.
* Min Humidity...........19-24 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........North winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........6100 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........57-62.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........52-63 percent.
* 24 HR Trend..........23 percent down.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........93-98.
* Min Humidity...........13-18 percent.
* 20-Foot Winds..........North winds up to 8 mph.
* Mixing Height..........6800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ125-190000-
Shasta County Foothills 1000-3000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........83-88.
* 24 HR Trend..........14 degrees warmer.
* Min Humidity...........21-26 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming northwest
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....North winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........6700 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........56-61.
* 24 HR Trend..........6 degrees warmer.
* Max Humidity...........52-58 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 8 mph.
* Ridges/Upr Slopes....Northeast winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* Min Humidity...........16-22 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 8 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....East winds 4 to 10 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ126-190000-
E. Shasta /S. Cascades Above 3000 ft-
Including the city of Shingletown
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........70-80.
* 24 HR Trend..........12 degrees warmer.
* Min Humidity...........27-33 percent.
* 24 HR Trend..........28 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 7 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds up to 7 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........6500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........42-52.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........58-73 percent.
* 24 HR Trend..........27 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 4 to 10 mph.
* Ridges/Upr Slopes....Northeast winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........74-82.
* Min Humidity...........15-28 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 4 to 10 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds 5 to 11 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........6300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ127-190000-
Burney Basin-
Including the city of Burney
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........72-79 lower elevations...except 66-75
higher elevations.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........29-34 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....East winds up to 7 mph shifting to the north
in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6200 ft AGL.
* Chance of thunder......1 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........40-45.
* 24 HR Trend..........Little change.
* Max Humidity...........68-83 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 8 mph.
* Ridges/Upr Slopes....East winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........77-83 lower elevations...except 71-79
higher elevations.
* Min Humidity...........17-28 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....East winds up to 8 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........6200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ128-190000-
Lassen Volcanic NP-
Including the city of Lassen National Park
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........59-65.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........31-37 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........North winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........40-45.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........59-66 percent.
* 24 HR Trend..........33 percent down.
* 20-Foot Winds..........Northeast winds 6 to 12 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........65-71.
* Min Humidity...........20-30 percent.
* 20-Foot Winds..........East winds up to 8 mph.
* Mixing Height..........7300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ129-190000-
Sierra (Tehama-Plumas) 1000-3000 ft-
Including the city of Paradise
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........79-85.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........23-30 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds 5 to 11 mph.
* Ridges/Upr Slopes....Northwest winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........58-64.
* 24 HR Trend..........7 degrees warmer.
* Max Humidity...........39-51 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 7 to 13 mph.
* Ridges/Upr Slopes....Northeast winds 7 to 13 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........84-89.
* Min Humidity...........17-26 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 10 to 16 mph becoming west
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Northeast winds 7 to 13 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........5600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ130-190000-
Sierra (Tehama-Plumas) Above 3000 ft-
Including the city of Mineral, Quincy
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........71-78 lower elevations...except 66-73
higher elevations.
* 24 HR Trend..........10 degrees warmer.
* Min Humidity...........27-34 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 5 to 11 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....North winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........6500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........44-54.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........54-69 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 6 to 12 mph.
* Ridges/Upr Slopes....Northeast winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........77-83 lower elevations...except 71-77
higher elevations.
* Min Humidity...........17-28 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 6 to 12 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds 7 to 13 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........6800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ131-190000-
N. Motherlode 1000-3000 ft-
Including the city of Auburn, Grass Valley, Colfax, Nevada City
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........26-31 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........4400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........6 degrees warmer.
* Max Humidity...........56-64 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........Northeast winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........83-88.
* Min Humidity...........22-29 percent.
* 20-Foot Winds..........East winds up to 8 mph shifting to the
west up to 6 mph in the afternoon.
* Mixing Height..........3900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ132-190000-
Sierra (Yuba-Placer) 3000-5000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........71-79.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........27-32 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........Northeast winds up to 7 mph shifting to
the west in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke after midnight.
* Min Temperature........51-59.
* 24 HR Trend..........8 degrees warmer.
* Max Humidity...........47-62 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........Northeast winds 5 to 11 mph. Local gusts
up to 20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-84.
* Min Humidity...........20-28 percent.
* 20-Foot Winds..........East winds 5 to 11 mph with local gusts up
to 20 mph shifting to the west up to 6 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ133-190000-
Sierra (Sierra-Placer) Above 5000 ft-
Including the city of Blue Canyon, Kingvale, Donner Peak
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........63-72.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........29-36 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Northeast winds 4 to 9 mph shifting to the
northwest up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6100 ft AGL.
* Chance of thunder......1 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke.
* Min Temperature........42-52.
* 24 HR Trend..........7 degrees warmer.
* Max Humidity...........51-66 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........Northeast winds 8 to 14 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........68-78.
* Min Humidity...........20-29 percent.
* 20-Foot Winds..........East winds 8 to 14 mph with local gusts up
to 25 mph shifting to the north up to 6 mph in the afternoon.
* Mixing Height..........6300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ134-190000-
Central Motherlode 1000-3000 ft-
Including the city of Cameron Park, Shingle Springs, Placerville,
Cool, Jackson
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........80-85 lower elevations...except 75-80
higher elevations.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........24-29 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 8 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming west up
to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........53-59 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-86.
* Min Humidity...........24-30 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........3900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ135-190000-
Sierra 3000-5000 ft-
Including the city of Pollock Pines
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........72-77.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........25-30 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 7 mph shifting to the
west in the afternoon.
* Ridges/Upr Slopes....Northeast winds up to 7 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........4700 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke after midnight.
* Min Temperature........52-58 lower elevations...except 57-62
higher elevations.
* 24 HR Trend..........7 degrees warmer.
* Max Humidity...........50-59 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 4 to 9 mph.
* Ridges/Upr Slopes....Northeast winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........20-29 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 4 to 9 mph shifting to the west
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....East winds up to 8 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........4600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ136-190000-
Sierra (El Dorado-Amador) Above 5000 ft-
Including the city of Carson Pass
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........61-71.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........25-30 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northeast winds up to 8 mph shifting to the
northwest in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......1 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke in the evening.
* Min Temperature........40-50.
* 24 HR Trend..........7 degrees warmer.
* Max Humidity...........47-59 percent.
* 24 HR Trend..........29 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northeast winds 9 to 15 mph with local gusts
up to 35 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........66-76.
* Min Humidity...........20-32 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....East winds 9 to 15 mph with local gusts up
to 25 mph shifting to the west up to 7 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ137-190000-
Southern Motherlode 1000-3000 ft-
Including the city of Sonora, Angels Camp
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........77-82.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........25-30 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds 5 to 11 mph.
* Ridges/Upr Slopes....Northwest winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........4700 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-59.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........50-59 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....Northwest winds up to 7 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........82-87.
* Min Humidity...........24-32 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west up
to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming west up
to 7 mph in the afternoon.
* Mixing Height..........4400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ138-190000-
Sierra (Cal-Tuo) 3000-5000 ft-
Including the city of Twain Harte, Arnold
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny. Patchy smoke in the morning.
* Max Temperature........71-76.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........27-32 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 8 mph shifting to the west
in the afternoon.
* Ridges/Upr Slopes....Northeast winds up to 8 mph shifting to the
west in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4600 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke after midnight.
* Min Temperature........52-57.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........44-58 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 4 to 10 mph.
* Ridges/Upr Slopes....Northeast winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........76-82.
* Min Humidity...........21-36 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 5 to 11 mph shifting to the west
up to 8 mph in the afternoon.
* Ridges/Upr Slopes....East winds 4 to 9 mph shifting to the west
up to 8 mph in the afternoon.
* Mixing Height..........4700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ139-190000-
Sierra (Cal-Tuo) Above 5000 ft-
Including the city of Twain Harte, Arnold
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny. Patchy smoke in the morning.
* Max Temperature........61-71.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........22-28 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southeast winds 4 to 9 mph shifting to the
west up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4900 ft AGL.
* Chance of thunder......1 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke.
* Min Temperature........40-50.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........46-60 percent.
* 24 HR Trend..........29 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northeast winds 10 to 17 mph with local
gusts up to 30 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........66-76.
* Min Humidity...........17-30 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....East winds 7 to 13 mph with local gusts up
to 25 mph shifting to the west up to 8 mph in the afternoon.
* Mixing Height..........5500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ140-190000-
Tehama Co Coast Range Above 3000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........68-77.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........31-36 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-58.
* 24 HR Trend..........6 degrees warmer.
* Max Humidity...........42-51 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........Northwest winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........71-79.
* Min Humidity...........21-30 percent.
* 20-Foot Winds..........Northwest winds 4 to 9 mph shifting to the
east up to 7 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ141-190000-
W Tehama Co Foothills 1000-3000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91 lower elevations...except 76-81
higher elevations.
* 24 HR Trend..........13 degrees warmer.
* Min Humidity...........22-27 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........5500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........63-68 lower elevations...except 57-64
higher elevations.
* 24 HR Trend..........7 degrees warmer.
* Max Humidity...........40-45 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........West winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........89-94 lower elevations...except 80-85
higher elevations.
* Min Humidity...........16-25 percent.
* 20-Foot Winds..........Northwest winds 5 to 11 mph shifting to
the northeast up to 7 mph in the afternoon.
* Mixing Height..........5200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ142-190000-
N. Sac Valley in Tehama County-
Including the city of Red Bluff
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........88-93.
* 24 HR Trend..........13 degrees warmer.
* Min Humidity...........17-22 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........North winds up to 8 mph. Local gusts up to
20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........59-64.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........48-61 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........91-96.
* Min Humidity...........14-20 percent.
* 20-Foot Winds..........North winds up to 8 mph.
* Mixing Height..........6300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ143-190000-
Glenn/Colusa Coast Range Above 3000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........68-78.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........31-38 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........North winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5800 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-61.
* 24 HR Trend..........8 degrees warmer.
* Max Humidity...........42-54 percent.
* 24 HR Trend..........23 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........72-80.
* Min Humidity...........22-37 percent.
* 20-Foot Winds..........North winds up to 8 mph shifting to the
east up to 7 mph in the afternoon.
* Mixing Height..........6700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ144-190000-
Central Glenn Co & Interstate 5-
Including the city of Willows, Orland
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* 24 HR Trend..........13 degrees warmer.
* Min Humidity...........20-25 percent.
* 24 HR Trend..........31 percent down.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........59-64.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........52-67 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........90-95.
* Min Humidity...........18-23 percent.
* 20-Foot Winds..........North winds up to 8 mph.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ145-190000-
Eastern Glenn County-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* 24 HR Trend..........12 degrees warmer.
* Min Humidity...........20-25 percent.
* 24 HR Trend..........35 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5100 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........67-78 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........Northwest winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........90-95.
* Min Humidity...........17-22 percent.
* 20-Foot Winds..........North winds up to 6 mph.
* Mixing Height..........5600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ146-190000-
Butte County Below 1000 ft-
Including the city of Chico, Oroville, Gridley
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* 24 HR Trend..........12 degrees warmer.
* Min Humidity...........20-25 percent.
* 24 HR Trend..........26 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........4900 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear. Patchy smoke in the evening.
* Min Temperature........56-61.
* 24 HR Trend..........Little change.
* Max Humidity...........58-73 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........East winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........89-94.
* Min Humidity...........15-25 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph shifting to
the west in the afternoon.
* Mixing Height..........4500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ147-190000-
W. Glenn/Colusa Foothills 1000-3000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........84-89 lower elevations...except 76-81
higher elevations.
* 24 HR Trend..........12 degrees warmer.
* Min Humidity...........24-29 percent.
* 24 HR Trend..........23 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming northeast
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming east up
to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........58-64.
* 24 HR Trend..........7 degrees warmer.
* Max Humidity...........42-54 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds 4 to 9 mph.
* Ridges/Upr Slopes....Northwest winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92 lower elevations...except 80-85
higher elevations.
* Min Humidity...........18-27 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 4 to 9 mph.
* Ridges/Upr Slopes....Northwest winds up to 8 mph shifting to the
east up to 7 mph in the afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ148-190000-
Central Colusa County Incl. I-5-
Including the city of Williams
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........22-27 percent.
* 24 HR Trend..........32 percent down.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........4800 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........59-64.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........55-70 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........West winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........90-95.
* Min Humidity...........19-25 percent.
* 20-Foot Winds..........North winds up to 8 mph.
* Mixing Height..........6200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ149-190000-
Eastern Colusa County-
Including the city of Colusa
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91.
* 24 HR Trend..........12 degrees warmer.
* Min Humidity...........21-26 percent.
* 24 HR Trend..........33 percent down.
* 20-Foot Winds..........Northwest winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........4400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........77-84 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Variable winds less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........89-94.
* Min Humidity...........17-22 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
north up to 5 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ150-190000-
Sutter/Yuba counties below 1000 ft-
Including the city of Yuba City, Beale AFB
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........86-91.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........21-26 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........4700 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........67-82 percent.
* 24 HR Trend..........11 percent down.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........89-94.
* Min Humidity...........19-25 percent.
* 20-Foot Winds..........South winds up to 6 mph.
* Mixing Height..........4000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ151-190000-
Yolo / Solano County Hills-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-86.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........24-38 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming north 4
to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-65.
* 24 HR Trend..........6 degrees warmer.
* Max Humidity...........63-78 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northwest winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........82-90.
* Min Humidity...........26-41 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....North winds 4 to 9 mph.
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ152-190000-
W. Yolo County including Capay/I-505-
Including the city of Esparto, Winters
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........20-25 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........North winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........57-63.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........57-72 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........West winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........91-96.
* Min Humidity...........18-26 percent.
* 20-Foot Winds..........North winds up to 8 mph.
* Mixing Height..........6200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ153-190000-
C. Yolo/NE Solano including Woodland-
Including the city of Woodland, Dixon
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........86-91.
* 24 HR Trend..........11 degrees warmer.
* Min Humidity...........21-26 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........Northwest winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-59.
* 24 HR Trend..........Little change.
* Max Humidity...........82-91 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........90-95.
* Min Humidity...........19-30 percent.
* 20-Foot Winds..........North winds up to 6 mph.
* Mixing Height..........4900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ154-190000-
Sac Metro/W. El Dorado/Amador County-
Including the city of Lincoln, Roseville, Sacramento, Elk Grove,
Folsom
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........85-90.
* 24 HR Trend..........10 degrees warmer.
* Min Humidity...........22-27 percent.
* 24 HR Trend..........23 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........4800 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-59.
* 24 HR Trend..........Little change.
* Max Humidity...........73-88 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........South winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........88-93.
* Min Humidity...........19-29 percent.
* 20-Foot Winds..........Southwest winds up to 6 mph.
* Mixing Height..........3800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ155-190000-
C. Solano County including Fairfield-
Including the city of Fairfield, Vacaville
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........84-89.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........30-38 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........West winds 5 to 11 mph with local gusts up
to 20 mph.
* CWR....................0 percent.
* Mixing Height..........4500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........56-61.
* 24 HR Trend..........Little change.
* Max Humidity...........86-92 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........Southwest winds 6 to 12 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* Min Humidity...........25-40 percent.
* 20-Foot Winds..........West winds 4 to 9 mph with local gusts up
to 20 mph.
* Mixing Height..........3100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ156-190000-
SW Solano County including Vallejo-
Including the city of Vallejo, Benicia
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-85.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........37-49 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........West winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........3000 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........56-61.
* 24 HR Trend..........Little change.
* Max Humidity...........91-96 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 7 to 13 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........80-88.
* Min Humidity...........41-56 percent.
* 20-Foot Winds..........Southwest winds 6 to 12 mph. Local gusts
up to 20 mph in the afternoon.
* Mixing Height..........2000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ157-190000-
Sacramento County Delta-
Including the city of Walnut Grove
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........84-89.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........30-41 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........West winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........4900 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........89-94 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........84-89.
* Min Humidity...........28-41 percent.
* 20-Foot Winds..........West winds 4 to 9 mph.
* Mixing Height..........3600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ158-190000-
San Joaquin County Delta-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........85-90.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........30-35 percent.
* 24 HR Trend..........17 percent down.
* 20-Foot Winds..........Northwest winds 6 to 12 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........4600 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........85-91 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........Southwest winds 4 to 10 mph. Local gusts
up to 20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* Min Humidity...........27-41 percent.
* 20-Foot Winds..........West winds up to 7 mph.
* Mixing Height..........3700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ159-190000-
C. San Joaquin County including Stockton-
Including the city of Stockton, Lodi
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........85-90.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........25-30 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........Northwest winds 5 to 11 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........4900 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........80-89 percent.
* 24 HR Trend..........12 percent down.
* 20-Foot Winds..........West winds 4 to 9 mph shifting to the
north up to 6 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* Min Humidity...........24-29 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
northwest up to 7 mph in the afternoon.
* Mixing Height..........4000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ160-190000-
Tracy Triangle Below 1000 ft-
Including the city of Tracy
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........84-89.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........29-34 percent.
* 24 HR Trend..........14 percent down.
* 20-Foot Winds..........Northwest winds 6 to 12 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........4600 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........57-62.
* 24 HR Trend..........Little change.
* Max Humidity...........68-83 percent.
* 24 HR Trend..........12 percent down.
* 20-Foot Winds..........Southwest winds 7 to 13 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........88-93.
* Min Humidity...........25-33 percent.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
to 20 mph in the afternoon.
* Mixing Height..........4000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ161-190000-
NE San Joaquin Valley Below 1000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........82-87.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........24-29 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Northwest winds 6 to 12 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........4700 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........57-62.
* 24 HR Trend..........Little change.
* Max Humidity...........58-72 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........North winds up to 7 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91.
* Min Humidity...........24-29 percent.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* Mixing Height..........4100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ162-190000-
E. Diablo Range Above 1000 ft-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........75-83.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........26-34 percent.
* 24 HR Trend..........14 percent down.
* 20-Foot Winds..........
* CWR....................0 percent.
* Mixing Height..........4600 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-63.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........52-67 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-87.
* Min Humidity...........23-31 percent.
* 20-Foot Winds..........
* Mixing Height..........5100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ163-190000-
W. Stanislaus County Above 1000 ft & I-5-
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........83-88.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........27-32 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Northwest winds 7 to 13 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........4500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........57-62.
* 24 HR Trend..........Little change.
* Max Humidity...........67-82 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........Southwest winds 4 to 10 mph. Local gusts
up to 20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........88-93.
* Min Humidity...........24-31 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph shifting to
the north 4 to 10 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........4500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ164-190000-
C. Stanislaus County including Modesto-
Including the city of Modesto, Turlock
202 AM PDT Fri Sep 18 2026
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........83-88.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........27-33 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Northwest winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........4800 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........56-61.
* 24 HR Trend..........Little change.
* Max Humidity...........77-87 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........Northwest winds 4 to 9 mph in the evening
becoming variable less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
* Min Humidity...........23-32 percent.
* 20-Foot Winds..........Northwest winds up to 6 mph.
* Mixing Height..........4200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
.Extended...
...Shasta County Mountains and Coastal Range
.SATURDAY NIGHT...Mostly clear. Lows 48 to 58. Northwest winds
5 to 15 mph.
.SUNDAY...Mostly sunny. Highs 77 to 87. East winds 5 to 15 mph.
.SUNDAY NIGHT...Mostly clear. Lows 49 to 59. West winds up to
10 mph.
.MONDAY...Mostly sunny. Highs 79 to 89. Variable less than 5 mph.
.MONDAY NIGHT...Clear. Lows 50 to 60. Variable less than 5 mph.
.TUESDAY...Sunny. Highs 78 to 88. Variable less than 5 mph.
.TUESDAY NIGHT...Clear. Lows 50 to 60. Variable less than 5 mph.
...Northern Sierra and Lassen Park
.SATURDAY NIGHT...Mostly clear. Lows 48 to 58. Northeast winds
5 to 15 mph.
.SUNDAY...Partly cloudy. Highs 77 to 85. South winds 5 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows 50 to 60. Northeast winds
5 to 15 mph.
.MONDAY...Mostly sunny. Highs 78 to 86. Variable less than 5 mph.
.MONDAY NIGHT...Mostly clear. Lows 49 to 59. Variable less than
5 mph.
.TUESDAY...Sunny. Highs 78 to 87. West winds up to 10 mph.
.TUESDAY NIGHT...Clear. Lows 50 to 60. Northeast winds up to
10 mph.
...Sierra Nevada Foothills
.SATURDAY NIGHT...Mostly clear. Lows 57 to 63. East winds 5 to
15 mph.
.SUNDAY...Partly cloudy. Highs 82 to 87. Southwest winds 5 to
15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 57 to 63. Northeast winds up
to 10 mph.
.MONDAY...Mostly sunny. Highs 81 to 88. Variable less than 5 mph.
.MONDAY NIGHT...Clear. Lows 57 to 63. Variable less than 5 mph.
.TUESDAY...Sunny. Highs 83 to 88. Variable less than 5 mph.
.TUESDAY NIGHT...Clear. Lows 58 to 64. Variable less than 5 mph.
...Central Valley and Delta
.SATURDAY NIGHT...Mostly clear. Lows 57 to 62. Southwest winds
5 to 15 mph.
.SUNDAY...Partly cloudy. Highs 84 to 90. Southwest winds 5 to
15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 55 to 60. Southwest winds
5 to 15 mph.
.MONDAY...Mostly sunny. Highs 86 to 91. Southwest winds up to
10 mph.
.MONDAY NIGHT...Clear. Lows 55 to 60. Southwest winds up to
10 mph.
.TUESDAY...Sunny. Highs 87 to 92. Variable less than 5 mph.
.TUESDAY NIGHT...Clear. Lows 57 to 62. Variable less than 5 mph.
$$