388
FPUS56 KSTO 122013
ZFPSTO

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

Spot temperatures and probabilities of measurable precipitation
are for tonight, Columbus Day, Monday night, and Tuesday.


CAZ013-131100-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
112 PM PDT Sun Oct 12 2025

.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a slight chance of rain showers after midnight. Lows 31 to
46 higher elevations...40 to 49 lower elevations. Prevailing
northwest winds up to 10 mph.
.COLUMBUS DAY...Rain showers. Patchy fog. Highs 38 to 53 higher
elevations...49 to 55 lower elevations. Light winds.
.MONDAY NIGHT...Mostly cloudy. Rain showers likely in the
evening, then a chance of rain showers after midnight. Lows 30 to
45 higher elevations...39 to 48 lower elevations. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Not as
cool. Highs 43 to 58 higher elevations...53 to 61 lower
elevations. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 32 to 47 higher elevations...41 to 50 lower elevations.
Light winds.
.WEDNESDAY...Mostly cloudy. Not as cool. Highs 48 to 63.
.WEDNESDAY NIGHT...Mostly clear. Lows 33 to 48.
.THURSDAY...Sunny, warmer. Highs 58 to 73.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 38 to
53. Highs 60 to 75.
.SATURDAY...Sunny. Highs 62 to 77.
.SATURDAY NIGHT...Mostly clear. Lows 39 to 54.
.SUNDAY...Mostly cloudy with a chance of rain showers. Highs
51 to 66.

&&
                           TEMPERATURE    /    PRECIPITATION
SHASTA DAM             48   53   47   59  /  20   90   80   50


$$
=

CAZ014-131100-
Burney Basin / Eastern Shasta County-
Including the city of Burney
112 PM PDT Sun Oct 12 2025

.TONIGHT...Mostly cloudy. A chance of rain showers after
midnight. Lows 28 to 40. Light winds.
.COLUMBUS DAY...At higher elevations, a chance of snow showers in
the morning, A chance of rain and snow showers in the morning,
then rain showers in the afternoon, Patchy fog through the day.
At lower elevations, a chance of rain showers in the morning,
then rain showers in the afternoon, Highs 43 to 52. No snow
accumulation. Light winds.
.MONDAY NIGHT...Mostly cloudy. Rain showers likely in the
evening, then a chance of rain showers after midnight. Lows 27 to
38. Light winds.
.TUESDAY...Mostly cloudy. Rain and snow showers likely in the
morning, then rain showers likely in the afternoon. Highs 42 to
53. Little or no snow accumulation. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 28 to 41. Prevailing west winds up to 10 mph.
.WEDNESDAY...Mostly cloudy with a slight chance of rain showers.
Highs 46 to 57.
.WEDNESDAY NIGHT...Mostly clear. Lows 26 to 37.
.THURSDAY...Sunny, warmer. Highs 54 to 65.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 29 to 40. Highs
55 to 70.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 32 to 42. Highs 59 to
72.
.SATURDAY NIGHT...Mostly clear. Lows 33 to 43.
.SUNDAY...Mostly cloudy with a chance of rain showers. Highs
51 to 61.

&&
                           TEMPERATURE    /    PRECIPITATION
BURNEY                 32   49   31   51  /  40   90   70   60


$$
=

CAZ015-131100-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
112 PM PDT Sun Oct 12 2025

.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
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...A chance of rain showers in the morning, then
rain showers in the afternoon. Cooler. Highs 53 to 59. Southeast
winds up to 10 mph with gusts to around 25 mph.
.MONDAY NIGHT...Rain showers. Lows 44 to 50. Northeast winds up
to 10 mph. Gusts up to 20 mph in the evening.
.TUESDAY...Mostly cloudy. Rain showers likely in the morning,
then a chance of rain showers in the afternoon. Highs around 58.
Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 45 to 51. Southeast winds up to 10 mph.
.WEDNESDAY...Mostly cloudy. Highs around 63.
.WEDNESDAY NIGHT...Clear. Lows 44 to 50.
.THURSDAY...Sunny, warmer. Highs 69 to 75.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 46 to 54. Highs
69 to 77.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 48 to 54. Highs 71 to
77.
.SATURDAY NIGHT...Mostly clear. Lows 49 to 55.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs around 68.

&&
                           TEMPERATURE    /    PRECIPITATION
REDDING                44   56   43   59  /  20  100   80   50
RED BLUFF              49   57   48   59  /  20  100   90   60


$$
=

CAZ016-131100-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
112 PM PDT Sun Oct 12 2025

.TONIGHT...Mostly cloudy. A slight chance of rain showers after
midnight. Lows 48 to 54. Northwest winds up to 10 mph.
.COLUMBUS DAY...A chance of rain showers in the morning, then
rain showers in the afternoon. Cooler. Highs 57 to 63. Southeast
winds up to 15 mph with gusts to around 25 mph.
.MONDAY NIGHT...Rain showers. Lows around 49. Southeast winds up
to 10 mph. Gusts up to 20 mph in the evening.
.TUESDAY...Mostly cloudy. Rain showers likely in the morning,
then a chance of rain showers in the afternoon. Highs around 57.
Light winds becoming southeast around 10 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 45 to 51. Light winds.
.WEDNESDAY...Mostly cloudy. Highs around 62.
.WEDNESDAY NIGHT...Clear. Lows 45 to 50.
.THURSDAY...Sunny. Highs around 70.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 46 to 52. Highs
around 71.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 48 to 54. Highs around
72.
.SATURDAY NIGHT...Mostly clear. Lows 48 to 56.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs around 69.

&&
                           TEMPERATURE    /    PRECIPITATION
CHICO                  52   60   50   59  /  30  100   90   70
OROVILLE               52   60   50   59  /  30  100   90   70
MARYSVILLE/YUBA CITY   52   62   50   59  /  20   90   90   70


$$
=

CAZ017-131100-
Southern Sacramento Valley-
Including the city of Sacramento
112 PM PDT Sun Oct 12 2025

.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows around 53. Southwest winds up to 10 mph with gusts
to around 20 mph.
.COLUMBUS DAY...A chance of rain showers in the morning, then
rain showers in the afternoon. Cooler. Highs 59 to 65. South
winds 10 to 15 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 49. South winds up to 10 mph with gusts to around 20 mph.
.TUESDAY...Rain showers likely. Highs 56 to 62. Southeast winds
up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows around 49. Light winds.
.WEDNESDAY...Partly cloudy. Highs 61 to 67.
.WEDNESDAY NIGHT...Clear. Lows 45 to 51.
.THURSDAY AND THURSDAY NIGHT...Clear. Highs 65 to 71. Lows 45 to
53.
.FRIDAY...Mostly sunny. Highs around 71.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 48 to 55. Highs around
73.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 50 to 56. Highs
67 to 74.

&&
                           TEMPERATURE    /    PRECIPITATION
SACRAMENTO             55   63   51   60  /  10   90   90   70
SAC EXEC AIRPORT       53   62   50   61  /  10   90   90   70


$$
=

CAZ018-131100-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
112 PM PDT Sun Oct 12 2025

.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows around 55. Southwest winds 10 to 15 mph with gusts
to around 30 mph.
.COLUMBUS DAY...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 15 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 up to 10 mph with gusts to around 20 mph.
.TUESDAY...Rain showers likely. Highs 58 to 64. East winds around
10 mph with gusts to around 20 mph.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain showers in the
evening, then a slight chance of rain showers after midnight.
Lows around 50. East winds up to 10 mph.
.WEDNESDAY...Partly cloudy. Highs 62 to 68.
.WEDNESDAY NIGHT...Clear. Lows around 50.
.THURSDAY...Mostly sunny. Highs 66 to 72.
.THURSDAY NIGHT...Clear. Lows around 50.
.FRIDAY...Mostly sunny. Highs 69 to 75.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Clear. Lows around 53.
Highs 71 to 77.
.SUNDAY...Mostly sunny. Highs 67 to 73.

&&
                           TEMPERATURE    /    PRECIPITATION
FAIRFIELD/SUISUN       53   65   48   64  /  10   90   80   70


$$
=

CAZ019-131100-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
112 PM PDT Sun Oct 12 2025

.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 slight chance of rain showers in
the morning, then rain showers in the afternoon. Highs 59 to 67.
South winds 10 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.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers in
the evening, then partly cloudy with a slight chance of rain
showers after midnight. Lows 45 to 51. Southeast winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Highs 59 to 67.
.WEDNESDAY NIGHT...Clear. Lows 45 to 51.
.THURSDAY AND THURSDAY NIGHT...Clear. Highs 63 to 69. Lows 45 to
53.
.FRIDAY...Mostly sunny. Highs 67 to 73.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Clear. Lows 49 to 56.
Highs 67 to 77.
.SUNDAY...Mostly sunny. Highs 69 to 75.

&&
                           TEMPERATURE    /    PRECIPITATION
STOCKTON               53   66   50   63  /  10   90   90   80
MODESTO                52   65   52   60  /  10   80   90   90


$$
=

CAZ063-131100-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
112 PM PDT Sun Oct 12 2025

.TONIGHT...Mostly cloudy. At higher elevations, a slight chance
of rain showers after midnight. Colder. Lows 32 to 46 higher
elevations...44 to 50 lower elevations. Prevailing west winds up
to 15 mph with gusts to around 30 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, Snow showers through the day,
Patchy fog 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.
.MONDAY NIGHT...At lower elevations, rain showers. At higher
elevations, rain showers and heavy snow showers in the evening,
then rain and snow showers likely after midnight. Lows 31 to
43 higher elevations...44 to 50 lower elevations. No snow
accumulation lower elevations...up to 3 inches higher elevations.
Snow level 5500 feet. Prevailing northeast winds up to 10 mph.
.TUESDAY...Mostly cloudy. Rain and snow showers likely in the
morning, then a chance of rain showers in the afternoon. Highs
37 to 52 higher elevations...53 to 58 lower elevations. Little or
no snow accumulation. Snow level 5500 feet. Prevailing east winds
up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain showers in the
evening, then a slight chance of rain showers after midnight.
Lows 33 to 45 higher elevations...43 to 50 lower elevations.
Light winds.
.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 AND FRIDAY...Mostly clear. Lows 42 to 56. Highs
56 to 71.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 44 to 58. Highs 59 to
74.
.SATURDAY NIGHT...Mostly clear. Lows 42 to 57.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 50 to 65.

&&
                           TEMPERATURE    /    PRECIPITATION
ALDER SPRINGS          39   44   37   43  /  10   90   80   60


$$
=

CAZ066-131100-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
112 PM PDT Sun Oct 12 2025

.TONIGHT...Mostly cloudy. A slight chance of rain showers after
midnight. A chance of rain showers late in the night. Lows 41 to
53. Light winds.
.COLUMBUS DAY...A chance of rain showers in the morning, then
rain showers in the afternoon. Highs 48 to 58. Prevailing
southeast winds up to 10 mph with gusts to around 25 mph.
.MONDAY NIGHT...Rain showers. Lows 39 to 51. Prevailing east
winds up to 10 mph.
.TUESDAY...Rain showers likely. Highs 46 to 58. Light winds.
.TUESDAY NIGHT...Mostly cloudy. Rain showers likely in the
evening, then a chance of rain showers after midnight. Lows 41 to
51. Light winds.
.WEDNESDAY...Mostly cloudy with a slight chance of rain showers.
Not as cool. Highs 51 to 63.
.WEDNESDAY NIGHT...Mostly clear. Lows 40 to 52.
.THURSDAY...Sunny, warmer. Highs 60 to 72.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 55. Highs
60 to 75.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 47 to 57. Highs 63 to
75.
.SATURDAY NIGHT...Mostly clear. Lows 47 to 59.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 57 to 69.

&&
                           TEMPERATURE    /    PRECIPITATION
PARADISE               50   52   48   51  /  30  100   90   80


$$
=

CAZ067-131100-
Motherlode-
Including the cities of Grass Valley and Jackson
112 PM PDT Sun Oct 12 2025

.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a slight chance of rain showers after midnight. Lows 43 to 53.
Light winds.
.COLUMBUS DAY...Cloudy with a chance of rain showers. Highs 50 to
62. Prevailing south winds up to 15 mph.
.MONDAY NIGHT...Rain showers. Lows 39 to 51. Prevailing southeast
winds up to 10 mph with gusts to around 25 mph.
.TUESDAY...Rain showers. Highs 46 to 58. Prevailing southeast
winds up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 38 to 48. Light winds.
.WEDNESDAY...Partly cloudy with a slight chance of rain showers.
Not as cool. Highs 53 to 63.
.WEDNESDAY NIGHT...Clear. Lows 40 to 48.
.THURSDAY AND THURSDAY NIGHT...Clear. Highs 58 to 68. Lows 40 to
51.
.FRIDAY...Mostly sunny. Highs 64 to 72.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 46 to 54. Highs 64 to
75.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 48 to 56. Highs
61 to 75.

&&
                           TEMPERATURE    /    PRECIPITATION
GRASS VALLEY           44   52   42   50  /  30   90   90   80
JACKSON                49   59   47   54  /  20   90  100   90


$$
=

CAZ068-131100-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
112 PM PDT Sun Oct 12 2025

.TONIGHT...Mostly cloudy. At lower elevations, a slight chance of
rain showers after midnight. A chance of rain showers late in the
night. At higher elevations, a slight chance of rain and snow
showers after midnight. A chance of rain and snow showers late in
the night. Lows 28 to 43. Snow level 6500 feet. Light winds.
.COLUMBUS DAY...At lower elevations, rain showers. At higher
elevations, rain and snow showers likely in the morning, then
rain showers and heavy snow showers in the afternoon. Patchy
dense fog in the afternoon. Highs 32 to 47 higher elevations...
38 to 51 lower elevations. No snow accumulation lower
elevations...3 to 6 inches higher elevations. Snow level
6000 feet. Prevailing south winds up to 10 mph with gusts to
around 25 mph.
.MONDAY NIGHT...Rain showers at lower elevations...and rain and
snow showers at higher elevations. Lows 27 to 42. No snow
accumulation lower elevations...2 to 4 inches higher elevations.
Snow level 6000 feet. Prevailing east winds up to 10 mph.
.TUESDAY...Rain and snow showers. Highs 31 to 46 higher
elevations...38 to 50 lower elevations. No snow accumulation
lower elevations...up to 3 inches higher elevations. Snow level
5500 feet. Light winds becoming southwest up to 10 mph in the
afternoon.
.TUESDAY NIGHT...Rain and snow showers likely. Lows 28 to 43. No
snow accumulation lower elevations...up to 2 inches higher
elevations. Snow level 6000 feet. Light winds.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Not as cool. Highs 40 to 55.
.WEDNESDAY NIGHT...Mostly clear. Lows 29 to 44.
.THURSDAY...Sunny, warmer. Highs 50 to 65.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 32 to 47. Highs
52 to 67.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 35 to 50. Highs 55 to
70.
.SATURDAY NIGHT...Mostly clear. Lows 35 to 50.
.SUNDAY...Partly cloudy with a chance of rain showers. Highs
46 to 61.

&&
                           TEMPERATURE    /    PRECIPITATION
QUINCY                 34   53   32   51  /  50   90   90   80
CHESTER                29   47   28   48  /  50   90   80   80


$$
=

CAZ069-131100-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
112 PM PDT Sun Oct 12 2025

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

.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. At lower elevations, a chance of rain showers late in the
night. At higher elevations, a chance of rain and snow showers
late in the night. Lows 25 to 40 higher elevations...37 to
47 lower elevations. Snow level 7000 feet. Prevailing south winds
up to 10 mph with gusts to around 25 mph.
.COLUMBUS DAY...At lower elevations, a chance of rain showers in
the morning, then rain showers likely in the afternoon, A chance
of rain showers in the morning, then rain showers likely in the
afternoon, Patchy dense fog in the afternoon. At higher
elevations, a chance of rain and snow showers in the morning,
then rain and snow showers likely in the afternoon, A chance of
rain and snow showers in the morning, then rain and snow showers
likely in the afternoon. Highs 32 to 47 higher elevations...45 to
55 lower elevations. No snow accumulation lower elevations...3 to
6 inches higher elevations. Snow level 6500 feet. Prevailing
south winds 5 to 15 mph with gusts to around 30 mph.
.MONDAY NIGHT...Rain showers at lower elevations...and heavy snow
showers and heavy rain showers at higher elevations. Colder. Lows
23 to 38 higher elevations...34 to 44 lower elevations. No snow
accumulation lower elevations...5 to 11 inches higher elevations.
Snow level 6500 feet. Prevailing southeast winds up to 10 mph
with gusts to around 25 mph.
.TUESDAY...Rain and snow showers. Highs 28 to 43 higher
elevations...41 to 51 lower elevations. No snow accumulation
lower elevations...2 to 7 inches higher elevations. Snow level
5500 feet. Prevailing south winds up to 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Rain showers and heavy snow
showers likely in the evening, then a chance of rain and snow
showers after midnight. Lows 20 to 35 higher elevations...32 to
44 lower elevations. No snow accumulation lower elevations...3 to
5 inches higher elevations. Snow level 6000 feet. Prevailing
southwest winds up to 10 mph.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Not as cool. Highs 39 to 54.
.WEDNESDAY NIGHT...Mostly clear. Lows 26 to 41.
.THURSDAY AND THURSDAY NIGHT...Clear. Highs 47 to 62. Lows 28 to
43.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 52 to 67. Lows
32 to 47.
.SATURDAY...Sunny, warmer. Highs 55 to 70.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 35 to 50. Highs
52 to 67.

&&
                           TEMPERATURE    /    PRECIPITATION
BLUE CANYON            39   42   37   41  /  30   80   90   80


$$
=