644
FNUS56 KSTO 072020
FWFSTO

Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
120 PM PDT Tue Oct 7 2025

.DISCUSSION...
Mostly clear and dry weather expected for the remainder of today
and tomorrow. On Thursday a pattern change is expected to cooler,
high temperatures, breezier winds, and chances for light precipitation
mainly over the mountains. High elevation snow showers are possible
as we move into the weekend, however no significant accumulations
or impacts are expected.

CAZ213-080030-
Eastern Portion of Shasta-Trinity NF-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........83-88 lower elevations...except 72-82
  higher elevations.
*   24 HR Trend..........Little change.
* Min Humidity...........19-24 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...North winds 4 to 9 mph with local gusts up
    to 20 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.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-58 lower elevations...except 43-53
  higher elevations.
*   24 HR Trend..........Little change.
* Max Humidity...........50-65 percent.
*   24 HR Trend..........9 percent up.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Drainage winds up to 5 mph.
*   Ridges/Upr Slopes....North winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........78-83 lower elevations...except 67-77
  higher elevations.
* Min Humidity...........25-40 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming south 4
    to 9 mph with local gusts up to 20 mph in the afternoon.
*   Ridges/Upr Slopes....South winds 4 to 10 mph. Local gusts up to
    25 mph in the afternoon.
* Mixing Height..........7200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ214-080030-
Burney Basin and Northeast Plateau in Shasta County Including
Northwest Lassen NF north of Lassen NP-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........75-80 lower elevations...except 70-75
  higher elevations.
*   24 HR Trend..........Little change.
* Min Humidity...........20-25 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Upslope winds up to 5 mph.
*   Ridges/Upr Slopes....Northeast winds 4 to 10 mph with local gusts
    up to 20 mph in the morning becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........6100 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........38-45.
*   24 HR Trend..........Little change.
* Max Humidity...........74-82 percent lower elevations...except
  57-72 percent high elevations.
*   24 HR Trend..........4 percent up.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Drainage winds up to 5 mph.
*   Ridges/Upr Slopes....South winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........73-78 lower elevations...except 66-72
  higher elevations.
* Min Humidity...........26-35 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Southwest winds 5 to 11 mph with local gusts
    up to 25 mph.
*   Ridges/Upr Slopes....Southwest winds 5 to 11 mph with local gusts
    up to 30 mph.
* Mixing Height..........9100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ215-080030-
Northern Sacramento Valley to Southern Tehama County Line Below
1000 Ft-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91.
*   24 HR Trend..........Little change.
* Min Humidity...........17-22 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........North winds 4 to 9 mph. Local gusts up to
  20 mph in the morning.
* CWR....................0 percent.
* Mixing Height..........4200 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-59.
*   24 HR Trend..........Little change.
* Max Humidity...........50-64 percent.
*   24 HR Trend..........8 percent up.
* 20-Foot Winds..........South winds up to 6 mph shifting to the
  north after midnight.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........82-87.
* Min Humidity...........25-39 percent.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
  south 6 to 12 mph with local gusts up to 25 mph in the afternoon.
* Mixing Height..........4600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ216-080030-
Central Sacramento Valley in Glenn, Colusa, Yuba, Northern
Sutter, and Butte County Below 1000 Ft-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........85-90.
*   24 HR Trend..........Little change.
* Min Humidity...........21-26 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds 5 to 11 mph. Local gusts
  up to 20 mph in the morning.
* CWR....................0 percent.
* Mixing Height..........3600 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-59.
*   24 HR Trend..........Little change.
* Max Humidity...........57-72 percent.
*   24 HR Trend..........10 percent up.
* 20-Foot Winds..........South winds up to 6 mph shifting to the
  northeast up to 7 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-86.
* Min Humidity...........29-44 percent.
* 20-Foot Winds..........Southeast winds 5 to 11 mph.
* Mixing Height..........3400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ217-080030-
Southern Sacramento Valley in Yolo-
Sacramento Far Western Placer, southern Sutter and Solano County
Below 1000 Ft-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91.
*   24 HR Trend..........Little change.
* Min Humidity...........20-26 percent.
*   24 HR Trend..........4 percent down.
* 20-Foot Winds..........Northwest winds 5 to 11 mph with local
  gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........3500 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-58.
*   24 HR Trend..........Little change.
* Max Humidity...........69-84 percent.
*   24 HR Trend..........17 percent up.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........77-82.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........Southwest winds 7 to 13 mph. Local gusts
  up to 25 mph in the afternoon.
* Mixing Height..........3300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.


$$

CAZ218-080030-
Carquinez Strait and Delta-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........87-92.
*   24 HR Trend..........Little change.
* Min Humidity...........21-26 percent.
*   24 HR Trend..........4 percent down.
* 20-Foot Winds..........North winds 5 to 11 mph with local gusts
  up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........3300 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........57-62.
*   24 HR Trend..........Little change.
* Max Humidity...........86-91 percent.
*   24 HR Trend..........29 percent up.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
  20 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........72-80.
* Min Humidity...........62-77 percent.
* 20-Foot Winds..........West winds 10 to 16 mph with local gusts
  up to 25 mph.
* Mixing Height..........2700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.


$$

CAZ219-080030-
Northern San Joaquin Valley in San Joaquin and Stanislaus
Counties Below 1000 ft-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........86-91.
*   24 HR Trend..........Little change.
* Min Humidity...........23-28 percent.
*   24 HR Trend..........5 percent down.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
  to 20 mph in the morning.
* CWR....................0 percent.
* Mixing Height..........3300 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
*   24 HR Trend..........Little change.
* Max Humidity...........68-83 percent.
*   24 HR Trend..........13 percent up.
* 20-Foot Winds..........Northwest winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........Northwest winds 6 to 12 mph. Local gusts
  up to 20 mph in the afternoon.
* Mixing Height..........4400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.


$$

CAZ263-279-080030-
Southeast Edge Shasta-Trinity NF and Western Portions of Tehama-
Glenn Unit-Eastern Mendocino NF-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........83-88 lower elevations...except 67-77
  higher elevations.
*   24 HR Trend..........4 degrees warmer.
* Min Humidity...........21-28 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...West winds 4 to 9 mph shifting to the east
    up to 8 mph in the afternoon.
*   Ridges/Upr Slopes....Southeast winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........5000 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..........Little change.
* Max Humidity...........37-45 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...West winds up to 8 mph.
*   Ridges/Upr Slopes....West winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-84 lower elevations...except 63-73
  higher elevations.
* Min Humidity...........25-40 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...West winds up to 8 mph shifting to the
    southeast 5 to 10 mph with local gusts up to 20 mph in the
    afternoon.
*   Ridges/Upr Slopes....Southwest winds 6 to 12 mph.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ266-080030-
Northern Sierra Foothills from 1000 to 3000 Ft. Includes portions
of Shasta-Trinity and Butte Units-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
*   24 HR Trend..........Little change.
* Min Humidity...........22-27 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Northeast winds 6 to 12 mph in the morning
    becoming upslope up to 5 mph.
*   Ridges/Upr Slopes....East winds 8 to 14 mph with local gusts up
    to 25 mph in the morning becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........5000 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-63.
*   24 HR Trend..........Little change.
* Max Humidity...........40-51 percent.
*   24 HR Trend..........4 percent up.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...East winds 4 to 9 mph.
*   Ridges/Upr Slopes....Variable winds up to 5 mph becoming east 4
    to 9 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........74-80.
* Min Humidity...........28-43 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...South winds 6 to 12 mph. Local gusts up to
    25 mph in the afternoon.
*   Ridges/Upr Slopes....South winds 6 to 12 mph. Local gusts up to
    20 mph in the afternoon.
* Mixing Height..........4900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ220-267-080030-
Southern Motherlode From 1000 to 3000 Ft. Includes portions of
Toulumne-Calaveras Unit-
Northern Motherlode From 1000 to 3000 Ft. Includes portions of
Nevada-Yuba-Placer-Amador and Eldorado Units-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........80-85.
*   24 HR Trend..........Little change.
* Min Humidity...........25-30 percent.
*   24 HR Trend..........5 percent down.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Northeast winds 4 to 9 mph shifting to the
    west up to 7 mph in the afternoon.
*   Ridges/Upr Slopes....East winds 4 to 10 mph shifting to the west
    up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
*   24 HR Trend..........Little change.
* Max Humidity...........47-58 percent.
*   24 HR Trend..........Little change.
* 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.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........75-80.
* Min Humidity...........32-47 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Southeast winds up to 7 mph shifting to the
    southwest up to 8 mph in the afternoon.
*   Ridges/Upr Slopes....Southeast winds up to 8 mph shifting to the
    southwest in the afternoon.
* Mixing Height..........3800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.


$$

CAZ268-080030-
Northern Sierra Including Lassen NP and Plumas and Lassen NF/S
West of the Sierra Crest (West of Evans Peak-Grizzly Peak-
Beckworth Peak)-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........70-76 lower elevations...except 64-70
  higher elevations.
*   24 HR Trend..........4 degrees warmer.
* Min Humidity...........24-32 percent.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...Northeast winds 7 to 13 mph shifting to the
    southwest up to 7 mph in the afternoon.
*   Ridges/Upr Slopes....East winds 8 to 14 mph shifting to the
    southwest up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......0 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........41-51.
*   24 HR Trend..........Little change.
* Max Humidity...........51-66 percent...except 75-86 percent in
  the high mountain valleys.
*   24 HR Trend..........Little change.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...South winds up to 7 mph shifting to the east
    4 to 9 mph after midnight.
*   Ridges/Upr Slopes....South winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........300 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........67-73 lower elevations...except 59-67
  higher elevations.
* Min Humidity...........27-42 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...South winds 7 to 13 mph. Local gusts up to
    25 mph in the afternoon.
*   Ridges/Upr Slopes....Southwest winds 7 to 13 mph with local gusts
    up to 25 mph.
* Mixing Height..........7500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$

CAZ221-269-080030-
Stanislaus NF West of the Sierra Crest-
Northern Sierra Including the Tahoe and Eldorado NF/S West of the
Sierra Crest-
120 PM PDT Tue Oct 7 2025

.TODAY...
* Sky/Weather............Sunny.
* Max Temperature........76-81 lower elevations...except 61-71
  higher elevations.
*   24 HR Trend..........Little change.
* Min Humidity...........25-36 percent.
*   24 HR Trend..........4 percent down.
* 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 5 to 11 mph shifting to the west
    up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6200 ft AGL.
* Chance of thunder......1 percent.

.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........50-58 lower elevations...except 39-49
  higher elevations.
*   24 HR Trend..........Little change.
* Max Humidity...........47-62 percent.
*   24 HR Trend..........4 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..........300 ft AGL.
* Chance of thunder......0 percent.

.WEDNESDAY...
* Sky/Weather............Sunny.
* Max Temperature........71-77 lower elevations...except 58-68
  higher elevations.
* Min Humidity...........24-39 percent.
* 20-Foot Winds..........
*   Valleys/Lwr Slopes...South winds 5 to 11 mph with local gusts up
    to 20 mph.
*   Ridges/Upr Slopes....South winds 5 to 11 mph with local gusts up
    to 25 mph.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.


$$


.Extended...

...Shasta County Mountains and Coastal Range
.WEDNESDAY NIGHT...Mostly clear. Lows 42 to 49. Southwest winds
5 to 15 mph.
.THURSDAY...Partly cloudy with a slight chance of showers. Highs
53 to 62. South winds 5 to 15 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows 37 to 45. Southwest winds 5 to 15 mph.
.FRIDAY...Mostly cloudy with a chance of showers. Highs 47 to 56.
South winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows
34 to 43. West winds up to 10 mph.
.SATURDAY...Not as cool. Partly cloudy with a slight chance of
showers. Highs 52 to 62. Northwest winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows 32 to 42. Northwest winds
5 to 10 mph.

...Northern Sierra and Lassen Park
.WEDNESDAY NIGHT...Mostly clear. Lows 40 to 50. South winds 5 to
15 mph.
.THURSDAY...Mostly sunny. Highs 58 to 68. South winds 5 to
15 mph.
.THURSDAY NIGHT...Partly cloudy. Lows 37 to 47. South winds 5 to
15 mph.
.FRIDAY...Partly cloudy with a chance of showers. Highs 53 to 63.
South winds 5 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows
34 to 44. South winds up to 10 mph.
.SATURDAY...Mostly sunny. Highs 54 to 63. Variable less than
5 mph.
.SATURDAY NIGHT...Clear. Lows 32 to 42. Variable less than 5 mph.

...Sierra Nevada Foothills
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 55. Southeast winds
5 to 15 mph.
.THURSDAY...Mostly sunny. Highs 65 to 72. South winds 10 to
20 mph.
.THURSDAY NIGHT...Mostly clear. Lows 46 to 52. Southeast winds
5 to 15 mph.
.FRIDAY...Partly cloudy with a chance of showers. Highs 60 to 69.
South winds up to 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows
44 to 49. Variable less than 5 mph.
.SATURDAY...Mostly sunny. Highs 62 to 67. Northwest winds up to
10 mph.
.SATURDAY NIGHT...Clear. Lows 43 to 48. Variable less than 5 mph.

...Central Valley and Delta
.WEDNESDAY NIGHT...Mostly clear. Lows 54 to 59. South winds 5 to
15 mph.
.THURSDAY...Mostly sunny. Highs 72 to 77. South winds 5 to
15 mph.
.THURSDAY NIGHT...Mostly clear. Lows 49 to 54. Southwest winds
5 to 15 mph.
.FRIDAY...Partly cloudy with a chance of showers. Highs 68 to 73.
Southwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 47 to 52. West winds up to 10 mph.
.SATURDAY...Mostly sunny. Highs 69 to 74. Northwest winds 5 to
15 mph.
.SATURDAY NIGHT...Clear. Lows 47 to 52. Northwest winds 5 to
10 mph.

$$