344
FPUS56 KSTO 121123
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
422 AM PDT Sun Oct 12 2025

Spot temperatures and probabilities of measurable precipitation
are for today, tonight, and Columbus Day.


CAZ013-122300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
422 AM PDT Sun Oct 12 2025

.TODAY...Sunny in the morning then becoming mostly cloudy.
Warmer. Highs 52 to 67 higher elevations...64 to 72 lower
elevations. Prevailing north winds up to 10 mph.
.TONIGHT...Mostly cloudy. A chance of rain showers after
midnight. Lows 30 to 45 higher elevations...40 to 49 lower
elevations. Prevailing northwest winds up to 10 mph.
.COLUMBUS DAY...Rain showers. Highs 37 to 52 higher elevations...
48 to 54 lower elevations. Prevailing south winds up to 10 mph.
.MONDAY NIGHT...Rain showers. Lows 31 to 46 higher elevations...
39 to 49 lower elevations. Light winds.
.TUESDAY...Mostly cloudy. Rain showers likely in the morning,
then a chance of rain showers in the afternoon. Highs 39 to
54 higher elevations...50 to 58 lower elevations. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 34 to 49.
.WEDNESDAY...Mostly cloudy with a slight chance of rain showers.
Not as cool. Highs 48 to 63.
.WEDNESDAY NIGHT...Mostly clear. Lows 32 to 47.
.THURSDAY...Sunny, warmer. Highs 57 to 72.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 37 to 52.
Highs 59 to 74.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             70   47   52  /   0   30   90


$$
=

CAZ014-122300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
422 AM PDT Sun Oct 12 2025

.TODAY...Mostly sunny in the morning then becoming mostly cloudy.
Not as cool. Highs 53 to 63. Light winds.
.TONIGHT...Mostly cloudy. At lower elevations, a chance of rain
showers after midnight. At higher elevations, a chance of rain
and snow showers after midnight. Lows 28 to 40. Light winds.
.COLUMBUS DAY...At lower elevations, rain showers. At higher
elevations, rain and snow showers in the morning, then rain
showers in the afternoon. Highs 41 to 51. No snow accumulation.
Light winds.
.MONDAY NIGHT...Rain showers likely. Lows 28 to 39. Light winds.
.TUESDAY...Rain and snow showers likely in the morning, then rain
showers likely in the afternoon. Highs 39 to 50. Little or no
snow accumulation. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 29 to 40.
.WEDNESDAY...Mostly cloudy with a slight chance of rain showers.
Not as cool. Highs 45 to 56.
.WEDNESDAY NIGHT...Mostly clear. Colder. Lows 24 to 35.
.THURSDAY...Sunny. Not as cool. Highs 53 to 64.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 28 to 40.
Highs 54 to 69.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 60   32   47  /   0   40   90


$$
=

CAZ015-122300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
422 AM PDT Sun Oct 12 2025

.TODAY...Mostly sunny. Highs around 72. North winds 10 to 15 mph
with gusts to around 25 mph.
.TONIGHT...Mostly cloudy. A slight chance of rain showers after
midnight. Lows 44 to 52. Northwest winds up to 10 mph with gusts
to around 20 mph.
.COLUMBUS DAY...Rain showers. Cooler. Highs 53 to 59. South winds
up to 15 mph. Gusts up to 25 mph in the afternoon.
.MONDAY NIGHT...Rain showers. Lows 44 to 50. East winds up to
10 mph with gusts to around 20 mph.
.TUESDAY...Rain showers likely. Highs around 56. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 45 to 50.
.WEDNESDAY...Mostly cloudy. Highs around 62.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 43 to 49. Highs 62 to
71.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 46 to 54.
Highs 71 to 76.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING                72   45   55  /   0   30   90
RED BLUFF              72   50   58  /   0   20   90


$$
=

CAZ016-122300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
422 AM PDT Sun Oct 12 2025

.TODAY...Sunny. Highs around 74. Northwest winds 10 to 15 mph
with gusts to around 25 mph.
.TONIGHT...Mostly cloudy. A slight chance of rain showers after
midnight. Lows 48 to 54. North winds up to 10 mph.
.COLUMBUS DAY...Mostly cloudy. A chance of rain showers in the
morning, then rain showers in the afternoon. Cooler. Highs around
60. Southeast winds up to 15 mph with gusts to around 25 mph.
.MONDAY NIGHT...Rain showers. Lows 45 to 51. Southeast winds up
to 15 mph.
.TUESDAY...Rain showers likely. Highs around 57. Southeast winds
up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 44 to 50.
.WEDNESDAY...Partly cloudy. Highs around 62.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 44 to 50. Highs 62 to
69.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 45 to 54.
Highs around 71.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  74   52   59  /   0   30   90
OROVILLE               74   52   60  /   0   30   90
MARYSVILLE/YUBA CITY   75   53   61  /   0   30   90


$$
=

CAZ017-122300-
Southern Sacramento Valley-
Including the city of Sacramento
422 AM PDT Sun Oct 12 2025

.TODAY...Sunny. Highs 72 to 78. Northwest winds up to 15 mph with
gusts to around 30 mph.
.TONIGHT...Mostly clear in the evening, then mostly cloudy with a
slight chance of rain showers after midnight. Lows around 53.
Southwest winds up to 10 mph with gusts to around 20 mph.
.COLUMBUS DAY...Mostly cloudy. A chance of rain showers in the
morning, then rain showers in the afternoon. Cooler. Highs 58 to
64. South winds 10 to 15 mph with gusts to around 25 mph.
.MONDAY NIGHT...Rain showers and a slight chance of thunderstorms
in the evening, then rain showers after midnight. Lows 46 to 52.
South winds 10 to 15 mph with gusts to around 25 mph.
.TUESDAY...Rain showers. Highs around 58. Southeast winds around
10 mph with gusts to around 20 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows around 48.
.WEDNESDAY...Partly cloudy. Highs around 64.
.WEDNESDAY NIGHT...Clear. Lows 43 to 51.
.THURSDAY...Mostly sunny. Highs 65 to 71.
.THURSDAY NIGHT...Clear. Lows 46 to 53.
.FRIDAY...Mostly sunny. Highs around 70.
.FRIDAY NIGHT...Clear. Lows 48 to 55.
.SATURDAY...Mostly sunny. Highs around 73.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO             76   55   62  /   0   20   80
SAC EXEC AIRPORT       76   54   63  /   0   20   80


$$
=

CAZ018-122300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
422 AM PDT Sun Oct 12 2025

.TODAY...Sunny. Highs 72 to 78. Northwest winds 10 to 15 mph with
gusts to around 30 mph.
.TONIGHT...Mostly clear in the evening, then mostly cloudy with a
slight chance of rain showers after midnight. Lows around 55.
Southwest winds 10 to 15 mph with gusts to around 30 mph.
.COLUMBUS DAY...Mostly cloudy. A chance of rain showers in the
morning, then rain showers and a slight chance of thunderstorms
in the afternoon. Highs 60 to 66. Southwest winds 10 to 20 mph
with gusts to around 30 mph.
.MONDAY NIGHT...Rain showers and a slight chance of thunderstorms
in the evening, then rain showers likely after midnight. Lows
around 50. South winds 10 to 15 mph.
.TUESDAY...Rain showers. Highs 57 to 63. Southeast winds 10 to
15 mph with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows around 49.
.WEDNESDAY...Mostly sunny. Highs 62 to 68.
.WEDNESDAY NIGHT...Clear. Lows around 49.
.THURSDAY...Mostly sunny. Highs 65 to 71.
.THURSDAY NIGHT...Clear. Lows around 50.
.FRIDAY...Mostly sunny. Highs 68 to 74.
.FRIDAY NIGHT...Clear. Lows around 52.
.SATURDAY...Mostly sunny. Highs 70 to 76.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN       78   53   65  /   0   20   90


$$
=

CAZ019-122300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
422 AM PDT Sun Oct 12 2025

.TODAY...Sunny. Highs 69 to 77. Northwest winds 10 to 15 mph with
gusts to around 25 mph.
.TONIGHT...Clear in the evening then becoming mostly cloudy. Lows
48 to 56. West winds up to 10 mph in the evening becoming light.
Gusts up to 20 mph.
.COLUMBUS DAY...Mostly cloudy. A chance of rain showers in the
morning, then rain showers in the afternoon. Highs 59 to 67.
South winds up to 15 mph with gusts to around 25 mph.
.MONDAY NIGHT...Rain showers and a slight chance of
thunderstorms. Lows 47 to 53. South winds 10 to 15 mph with gusts
to around 25 mph.
.TUESDAY...Rain showers. Highs 54 to 62. Southeast winds 10 to
15 mph with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 44 to 50.
.WEDNESDAY...Mostly sunny. Highs 59 to 67.
.WEDNESDAY NIGHT...Clear. Lows 45 to 51.
.THURSDAY...Mostly sunny. Highs 63 to 69.
.THURSDAY NIGHT...Clear. Lows 46 to 52.
.FRIDAY...Mostly sunny. Highs 67 to 73.
.FRIDAY NIGHT...Clear. Lows 49 to 55.
.SATURDAY...Mostly sunny. Highs 70 to 76.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON               77   53   67  /   0   20   80
MODESTO                75   52   66  /   0   10   70


$$
=

CAZ063-122300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
422 AM PDT Sun Oct 12 2025

.TODAY...Mostly sunny. Warmer. Highs 51 to 66 higher elevations...
67 to 73 lower elevations. Prevailing northwest winds up to
10 mph.
.TONIGHT...Mostly cloudy. At higher elevations, a slight chance
of rain showers after midnight. Colder. Lows 32 to 46 higher
elevations...45 to 51 lower elevations. Prevailing west winds up
to 15 mph.
.COLUMBUS DAY...At lower elevations, a chance of rain showers in
the morning, then rain showers in the afternoon. At higher
elevations, rain and snow showers likely in the morning, then
rain showers and heavy snow showers in the afternoon. Highs 36 to
51 higher elevations...49 to 57 lower elevations. Little or no
snow accumulation. Prevailing southwest winds up to 10 mph
shifting to the south in the afternoon.
.MONDAY NIGHT...Rain showers and heavy snow showers in the
evening, then rain and snow showers likely after midnight. Lows
31 to 43 higher elevations...43 to 49 lower elevations. No snow
accumulation lower elevations...2 to 4 inches higher elevations.
Snow level 5000 feet. Prevailing east winds up to 10 mph.
.TUESDAY...Rain and snow showers likely in the morning, then rain
showers likely in the afternoon. Highs 36 to 51 higher
elevations...51 to 57 lower elevations. No snow accumulation
lower elevations...up to 1 inch higher elevations. Snow level
5000 feet. Prevailing east winds up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 34 to 49.
.WEDNESDAY...Partly cloudy. Not as cool. Highs 46 to 61.
.WEDNESDAY NIGHT...Mostly clear. Lows 37 to 52.
.THURSDAY...Sunny, warmer. Highs 54 to 69.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 43 to 58.
Highs 56 to 71.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          59   39   44  /   0   10   90


$$
=

CAZ066-122300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
422 AM PDT Sun Oct 12 2025

.TODAY...Mostly sunny. Warmer. Highs 62 to 72. Prevailing
northeast winds up to 10 mph shifting to the northwest in the
afternoon.
.TONIGHT...Mostly cloudy. A chance of rain showers after
midnight. Lows 41 to 53. Light winds.
.COLUMBUS DAY...Rain showers. Cooler. Highs 47 to 57. Prevailing
southeast winds up to 15 mph.
.MONDAY NIGHT...Rain showers. Lows 39 to 51. Prevailing southeast
winds up to 10 mph.
.TUESDAY...Rain showers likely. Highs 44 to 56. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 41 to 51.
.WEDNESDAY...Mostly cloudy with a slight chance of rain showers.
Not as cool. Highs 50 to 62.
.WEDNESDAY NIGHT...Mostly clear. Lows 40 to 51.
.THURSDAY...Sunny, warmer. Highs 59 to 71.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 44 to 56.
Highs 59 to 74.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               67   49   52  /   0   40   90


$$
=

CAZ067-122300-
Motherlode-
Including the cities of Grass Valley and Jackson
422 AM PDT Sun Oct 12 2025

.TODAY...Sunny. Highs 63 to 73. Prevailing northeast winds up to
10 mph shifting to the west in the afternoon.
.TONIGHT...Mostly clear in the evening, then mostly cloudy with a
chance of rain showers after midnight. Lows 42 to 52. Light
winds.
.COLUMBUS DAY...Rain showers. Highs 48 to 58 higher elevations...
53 to 63 lower elevations. Prevailing southeast winds up to
15 mph.
.MONDAY NIGHT...Rain showers and a slight chance of thunderstorms
in the evening, then rain showers after midnight. Lows 38 to 50.
Prevailing southeast winds up to 10 mph with gusts to around
25 mph.
.TUESDAY...Rain showers. Highs 45 to 57. Prevailing southeast
winds up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 38 to 48.
.WEDNESDAY...Partly cloudy with a slight chance of rain showers.
Not as cool. Highs 53 to 63.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 39 to 51.
Highs 53 to 67.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 63 to 74. Lows
43 to 54.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           66   44   51  /   0   40   80
JACKSON                69   49   59  /   0   20   80


$$
=

CAZ068-122300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
422 AM PDT Sun Oct 12 2025

.TODAY...Mostly sunny. Warmer. Highs 51 to 66. Prevailing
northeast winds up to 10 mph shifting to the west in the
afternoon.
.TONIGHT...Mostly cloudy. At lower elevations, a chance of rain
showers after midnight. At higher elevations, a chance of rain
and snow showers after midnight. Lows 28 to 43. Snow level
6500 feet. Prevailing southwest winds up to 10 mph.
.COLUMBUS DAY...Rain showers at lower elevations...and rain and
snow showers at higher elevations. Highs 31 to 46 higher
elevations...37 to 50 lower elevations. No snow accumulation
lower elevations...3 to 5 inches higher elevations. Snow level
6000 feet. Prevailing south winds up to 10 mph with gusts to
around 25 mph.
.MONDAY NIGHT...Rain showers and heavy snow showers. Lows 27 to
42. No snow accumulation lower elevations...3 to 5 inches higher
elevations. Snow level 5500 feet. Prevailing southeast winds up
to 10 mph.
.TUESDAY...Rain and snow showers. Highs 30 to 45 higher
elevations...37 to 48 lower elevations. No snow accumulation
lower elevations...up to 2 inches higher elevations. Snow level
5500 feet. Prevailing south winds up to 10 mph.
.TUESDAY NIGHT...Rain and snow showers likely. Light snow
accumulations possible. Lows 28 to 43.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Not as cool. Highs 39 to 54.
.WEDNESDAY NIGHT...Mostly clear. Lows 28 to 43.
.THURSDAY...Sunny. Not as cool. Highs 48 to 63.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 33 to 48.
Highs 51 to 66.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 69   34   52  /   0   50   90
CHESTER                64   30   46  /   0   50   90


$$
=

CAZ069-122300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
422 AM PDT Sun Oct 12 2025

...WINTER STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY AFTERNOON...

.TODAY...Sunny, warmer. Highs 48 to 63 higher elevations...60 to
70 lower elevations. Prevailing east winds up to 10 mph shifting
to the southwest in the afternoon.
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. At lower elevations, a chance of rain showers after
midnight. At higher elevations, a chance of rain and snow showers
after midnight. Lows 25 to 40 higher elevations...36 to 46 lower
elevations. Snow level 7000 feet. Prevailing south winds up to
10 mph with gusts to around 25 mph.
.COLUMBUS DAY...Rain showers likely at lower elevations...and
rain and snow showers likely at higher elevations. Highs 31 to
46 higher elevations...44 to 54 lower elevations. No snow
accumulation lower elevations...2 to 4 inches higher elevations.
Snow level 6500 feet. Prevailing south winds up to 15 mph with
gusts to around 30 mph...except south up to 25 mph over ridges.
.MONDAY NIGHT...Rain showers and heavy snow showers. Colder. Lows
22 to 37 higher elevations...33 to 43 lower elevations. No snow
accumulation lower elevations...3 to 9 inches higher elevations.
Snow level 6000 feet. Prevailing south winds up to 15 mph with
gusts to around 30 mph.
.TUESDAY...Heavy rain and snow showers. Highs 28 to 43 higher
elevations...40 to 50 lower elevations. No snow accumulation
lower elevations...1 to 7 inches higher elevations. Snow level
5500 feet. Prevailing south winds up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with rain and snow showers likely.
Moderate snow accumulations possible. Lows 23 to 38.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Not as cool. Highs 38 to 53.
.WEDNESDAY NIGHT...Mostly clear. Lows 25 to 40.
.THURSDAY...Sunny. Not as cool. Highs 46 to 61.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 31 to 46.
Highs 50 to 65.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            59   38   42  /   0   50   70


$$
=