Area Forecast Discussion
Issued by The National Weather Service
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000
FNUS56 KSTO 261029
FWFSTO
Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
329 AM PDT Tue Mar 26 2024
.DISCUSSION...
Dry conditions today before the pattern shifts and brings periods
of widespread rain, moderate to heavy mountain snow, breezy
winds, and isolated thunderstorms Wednesday into the weekend.
CAZ213-270015-
Eastern Portion of Shasta-Trinity NF-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........60-65 lower elevations...except 49-58
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........40-51 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds up to 7 mph shifting to the
south 4 to 9 mph in the afternoon.
* Ridges/Upr Slopes....Northeast winds 5 to 11 mph shifting to the
southwest 6 to 12 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening, then mostly
cloudy with a chance of showers after midnight.
* Min Temperature........42-47 lower elevations...except 33-40
higher elevations.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........87-99 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 6 to 12 mph.
* Ridges/Upr Slopes....South winds 6 to 12 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............At lower elevations, a chance of showers
in the morning, then showers in the afternoon. At higher
elevations, a chance of showers and heavy snow showers in the
morning, then showers and heavy snow showers in the afternoon.
* Max Temperature........49-54 lower elevations...except 39-47
higher elevations.
* Min Humidity...........76-91 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 14 to 20 mph.
* Ridges/Upr Slopes....Breezy. South winds 14 to 20 mph.
* LAL....................1.
* CWR....................70 percent.
$$
CAZ214-270015-
Burney Basin and Northeast Plateau in Shasta County Including
Northwest Lassen NF north of Lassen NP-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........52-57 lower elevations...except 47-52
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........37-44 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west 5 to
11 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming west 7
to 13 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy.
* Min Temperature........31-38.
* 24 HR Trend..........Little change.
* Max Humidity...........81-91 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 7 to 13 mph.
* Ridges/Upr Slopes....South winds 7 to 13 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. A slight chance of rain
showers in the morning, then rain showers likely in the
afternoon.
* Max Temperature........48-53 lower elevations...except 42-48
higher elevations.
* Min Humidity...........59-74 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Breezy. West winds 5 to 11 mph increasing to
southwest 13 to 25 mph with local gusts up to 35 mph in the
afternoon.
* Ridges/Upr Slopes....Windy. South winds 11 to 17 mph increasing
to southwest 20 to 32 mph with local gusts up to 45 mph in the
afternoon.
* LAL....................1.
* CWR....................40 percent.
$$
CAZ215-270015-
Northern Sacramento Valley to Southern Tehama County Line Below
1000 Ft-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........63-68.
* 24 HR Trend..........Little change.
* Min Humidity...........37-42 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........Northwest winds up to 6 mph shifting to
the south 4 to 9 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........44-49.
* 24 HR Trend..........Little change.
* Max Humidity...........84-92 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds 4 to 9 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............A chance of showers in the morning, then
showers in the afternoon.
* Max Temperature........53-58.
* Min Humidity...........63-78 percent.
* 20-Foot Winds..........South winds 11 to 17 mph. Local gusts up
to 30 mph increasing to 40 mph in the afternoon.
* LAL....................1.
* CWR....................50 percent.
$$
CAZ216-270015-
Central Sacramento Valley in Glenn, Colusa, Yuba, Northern
Sutter, and Butte County Below 1000 Ft-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........64-69.
* 24 HR Trend..........Little change.
* Min Humidity...........39-46 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds 4 to 9 mph shifting to the
southeast in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........42-47.
* 24 HR Trend..........Little change.
* Max Humidity...........78-90 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........Southeast winds 6 to 12 mph. Local gusts
up to 20 mph after midnight.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Showers likely in the
afternoon.
* Max Temperature........57-62.
* Min Humidity...........57-72 percent.
* 20-Foot Winds..........Southeast winds 12 to 18 mph. Local gusts
up to 25 mph increasing to 35 mph in the afternoon.
* LAL....................1.
* CWR....................20 percent.
$$
CAZ217-270015-
Southern Sacramento Valley in Yolo-
Sacramento Far Western Placer, southern Sutter and Solano County
Below 1000 Ft-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........65-70.
* 24 HR Trend..........Little change.
* Min Humidity...........43-50 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds 6 to 12 mph shifting to
the southwest up to 8 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........43-48.
* 24 HR Trend..........Little change.
* Max Humidity...........87-94 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........South winds 5 to 11 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. A slight chance of showers
in the afternoon.
* Max Temperature........59-64.
* Min Humidity...........61-76 percent.
* 20-Foot Winds..........South winds 10 to 16 mph.
* LAL....................1.
* CWR....................0 percent.
$$
CAZ218-270015-
Carquinez Strait and Delta-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........65-70.
* 24 HR Trend..........Little change.
* Min Humidity...........42-49 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds 6 to 12 mph.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........43-48.
* 24 HR Trend..........Little change.
* Max Humidity...........89-94 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 7 to 13 mph. Local gusts
up to 20 mph after midnight.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy early in the morning then
becoming mostly cloudy. A slight chance of showers in the
afternoon.
* Max Temperature........60-66.
* Min Humidity...........58-73 percent.
* 20-Foot Winds..........South winds 6 to 12 mph.
* LAL....................1.
* CWR....................0 percent.
$$
CAZ219-270015-
Northern San Joaquin Valley in San Joaquin and Stanislaus
Counties Below 1000 ft-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........63-68.
* 24 HR Trend..........Little change.
* Min Humidity...........43-52 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 7 to 13 mph.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........41-46.
* 24 HR Trend..........Little change.
* Max Humidity...........84-97 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........Northwest winds 6 to 12 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy until late afternoon then
becoming mostly cloudy.
* Max Temperature........63-69.
* Min Humidity...........45-60 percent.
* 20-Foot Winds..........Southeast winds 5 to 11 mph.
* LAL....................1.
* CWR....................0 percent.
$$
CAZ263-279-270015-
Southeast Edge Shasta-Trinity NF and Western Portions of Tehama-
Glenn Unit-Eastern Mendocino NF-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........60-65 lower elevations...except 45-55
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........41-52 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds 5 to 11 mph shifting to the
southeast 4 to 9 mph in the afternoon.
* Ridges/Upr Slopes....Northwest winds 4 to 10 mph shifting to the
southwest 6 to 12 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Partly cloudy. A chance of showers after
midnight.
* Min Temperature........42-47 lower elevations...except 32-39
higher elevations.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........79-90 percent.
* 24 HR Trend..........7 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds 6 to 12 mph.
* Ridges/Upr Slopes....West winds 6 to 12 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............A chance of rain showers in the morning,
then rain showers in the afternoon.
* Max Temperature........50-55 lower elevations...except 38-46
higher elevations.
* Min Humidity...........57-72 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 14 to 26 mph.
* Ridges/Upr Slopes....Breezy. South winds 14 to 20 mph increasing
to 17 to 29 mph in the afternoon. Local gusts up to 40 mph.
* LAL....................1.
* CWR....................60 percent.
$$
CAZ266-270015-
Northern Sierra Foothills from 1000 to 3000 Ft. Includes portions
of Shasta-Trinity and Butte Units-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........58-63 lower elevations...except 53-58
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........39-54 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds 4 to 9 mph shifting to the
southwest 5 to 11 mph in the afternoon.
* Ridges/Upr Slopes....East winds up to 7 mph shifting to the
southwest 4 to 9 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........40-47.
* 24 HR Trend..........Little change.
* Max Humidity...........73-84 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds 7 to 13 mph.
* Ridges/Upr Slopes....Southeast winds 7 to 13 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. A slight chance of rain
showers in the morning, then rain showers in the afternoon.
* Max Temperature........47-55.
* Min Humidity...........62-77 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds 15 to 21 mph with local
gusts up to 40 mph.
* Ridges/Upr Slopes....Southeast winds 15 to 21 mph with local
gusts up to 35 mph.
* LAL....................1.
* CWR....................40 percent.
$$
CAZ220-267-270015-
Southern Motherlode From 1000 to 3000 Ft. Includes portions of
Toulumne-Calaveras Unit-
Northern Motherlode From 1000 to 3000 Ft. Includes portions of
Nevada-Yuba-Placer-Amador and Eldorado Units-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........59-64 lower elevations...except 54-59
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........53-58 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds up to 7 mph shifting to the
southwest 4 to 9 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 4 to 9 mph in the afternoon.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........38-45.
* 24 HR Trend..........Little change.
* Max Humidity...........83-90 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 8 mph.
* Ridges/Upr Slopes....East winds up to 8 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy in the morning, then mostly
cloudy with a chance of showers in the afternoon.
* Max Temperature........52-62.
* Min Humidity...........48-63 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 7 to 13 mph.
* Ridges/Upr Slopes....South winds 7 to 13 mph.
* LAL....................1.
* CWR....................10 percent.
$$
CAZ268-270015-
Northern Sierra Including Lassen NP and Plumas and Lassen NF/S
West of the Sierra Crest (West of Evans Peak-Grizzly Peak-
Beckworth Peak)-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Partly cloudy in the morning then becoming
mostly sunny.
* Max Temperature........46-52 lower elevations...except 39-47
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........47-62 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds 6 to 12 mph.
* Ridges/Upr Slopes....West winds 7 to 13 mph.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........29-36 lower elevations...except 25-31
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........79-93 percent...except 94-99 percent in
the high mountain valleys.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 11 to 17 mph.
* Ridges/Upr Slopes....South winds 11 to 17 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. At lower elevations, a
slight chance of showers in the morning, then snow showers early
in the afternoon. Showers in the afternoon. At higher elevations,
a slight chance of snow showers in the morning, then heavy snow
showers and showers in the afternoon. Snow level 5500 feet in the
afternoon.
* Max Temperature........41-47 lower elevations...except 33-41
higher elevations.
* Min Humidity...........62-77 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Breezy. South winds 11 to 17 mph increasing
to 14 to 26 mph in the afternoon. Local gusts up to 35 mph.
* Ridges/Upr Slopes....Windy. South winds 21 to 33 mph.
* LAL....................1.
* CWR....................40 percent.
$$
CAZ221-269-270015-
Stanislaus NF West of the Sierra Crest-
Northern Sierra Including the Tahoe and Eldorado NF/S West of the
Sierra Crest-
329 AM PDT Tue Mar 26 2024
.TODAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........49-54 lower elevations...except 37-47
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........52-66 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west 4 to
9 mph in the afternoon.
* Ridges/Upr Slopes....Southwest winds 6 to 12 mph.
* LAL....................1.
* CWR....................0 percent.
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........32-38 lower elevations...except 19-28
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........84-96 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 8 mph.
* Ridges/Upr Slopes....South winds 8 to 14 mph.
* LAL....................1.
* CWR....................0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy in the morning then becoming
mostly cloudy. At lower elevations, a chance of showers in the
afternoon. At higher elevations, a chance of showers and snow
showers in the afternoon.
* Max Temperature........47-55 lower elevations...except 36-46
higher elevations.
* Min Humidity...........47-62 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 9 to 15 mph.
* Ridges/Upr Slopes....Breezy. South winds 14 to 20 mph shifting to
the southwest 17 to 29 mph with local gusts up to 40 mph in the
afternoon.
* LAL....................1.
* CWR....................10 percent.
$$
.Extended...
...Shasta County Mountains and Coastal Range
.WEDNESDAY NIGHT...Showers and a chance of snow showers. Lows
29 to 37. Southwest winds 18 to 28 mph.
.THURSDAY...Showers with snow showers likely. Highs 39 to 47.
Southwest winds 13 to 23 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely and a chance
of snow showers. Lows 29 to 37. South winds 8 to 18 mph.
.FRIDAY...Showers and snow showers. Highs 37 to 46. Southeast
winds 5 to 15 mph.
.FRIDAY NIGHT...Showers likely and a chance of snow showers. Lows
30 to 38. East winds 5 to 15 mph.
.SATURDAY...Showers likely and a chance of snow showers. Highs
42 to 51. East winds 5 to 15 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of snow showers. Lows 30 to 37. North winds 5 to
10 mph.
...Northern Sierra and Lassen Park
.WEDNESDAY NIGHT...Showers with possible snow showers and
thunderstorms likely. Lows 30 to 38. South winds 15 to 25 mph.
.THURSDAY...Mostly cloudy with a chance of showers and snow
showers. Highs 40 to 49. Southwest winds 8 to 18 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and snow
showers. Lows 30 to 38. South winds 5 to 15 mph.
.FRIDAY...Showers and snow showers. Highs 40 to 48. South winds
5 to 15 mph.
.FRIDAY NIGHT...Showers and snow showers. Lows 31 to 37.
Southeast winds 5 to 15 mph.
.SATURDAY...Showers with snow showers likely. Highs 42 to 50.
South winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and snow
showers. Lows 30 to 36. East winds 5 to 10 mph.
...Sierra Nevada Foothills
.WEDNESDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows 39 to 45. South winds 13 to 23 mph.
.THURSDAY...Mostly cloudy with a chance of showers. Highs 50 to
57. South winds 5 to 15 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows
39 to 44. Southeast winds 5 to 15 mph.
.FRIDAY...Showers likely. Highs 49 to 56. Southeast winds 5 to
15 mph.
.FRIDAY NIGHT...Showers. Lows 39 to 44. Southeast winds 10 to
15 mph.
.SATURDAY...Showers likely. Highs 51 to 57. Southeast winds 5 to
15 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows
38 to 43. East winds 5 to 10 mph.
...Central Valley and Delta
.WEDNESDAY NIGHT...Showers. Lows 45 to 50. South winds 10 to
20 mph.
.THURSDAY...Mostly cloudy with a slight chance of showers. Highs
61 to 66. South winds 8 to 18 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows 45 to 50. South winds 8 to 18 mph.
.FRIDAY...Showers likely. Highs 58 to 63. Southeast winds 5 to
15 mph.
.FRIDAY NIGHT...Showers likely. Lows 46 to 51. Southeast winds
10 to 15 mph.
.SATURDAY...Showers likely. Highs 61 to 66. East winds 5 to
15 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows
45 to 50. Northeast winds 5 to 10 mph.
$$