504
FPUS56 KSTO 100922
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
122 AM PST Wed Dec 10 2025

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


CAZ013-110000-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
122 AM PST Wed Dec 10 2025

.TODAY...Haze and areas of Fog...locally dense in the morning.
Mostly sunny. Highs 54 to 69. Prevailing north winds up to
10 mph.
.TONIGHT...Clear. Lows 37 to 52. Prevailing north winds up to
10 mph.
.THURSDAY...Sunny. Highs 54 to 69. Prevailing north winds up to
10 mph.
.THURSDAY NIGHT...Clear. Lows 35 to 50. Prevailing north winds up
to 10 mph.
.FRIDAY...Mostly sunny. Highs 55 to 70. Prevailing north winds up
to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 34 to 49.
.SATURDAY...Mostly sunny. Highs 53 to 68.
.SATURDAY NIGHT...Mostly clear. Lows 32 to 47.
.SUNDAY...Partly cloudy. Highs 49 to 64.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 34 to 49.
.MONDAY...Mostly cloudy with a chance of rain showers. Highs
44 to 59.
.MONDAY NIGHT...Rain showers likely. Lows 37 to 51.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
45 to 60.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             57   48   58  /   0    0    0


$$
=

CAZ014-110000-
Burney Basin / Eastern Shasta County-
Including the city of Burney
122 AM PST Wed Dec 10 2025

.TODAY...Areas of frost early in the morning. Haze in the
morning. Widespread frost late in the morning. Mostly sunny.
Highs 54 to 60. Light winds.
.TONIGHT...Clear. In the valleys, areas of frost and patchy dense
fog after midnight. At higher elevations, areas of frost after
midnight. Lows 29 to 44. Light winds.
.THURSDAY...Widespread frost in the morning. Sunny. Highs 54 to
60. Light winds.
.THURSDAY NIGHT...Clear. Widespread frost after midnight. Colder.
Lows 26 to 41. Light winds.
.FRIDAY...Widespread frost in the morning. Mostly sunny. Highs
54 to 62. Light winds.
.FRIDAY NIGHT...Mostly clear. Widespread frost. Lows 26 to 41.
.SATURDAY...Mostly sunny. Widespread frost. Highs 54 to 60.
.SATURDAY NIGHT...Clear. Areas of frost. Lows 26 to 36.
.SUNDAY...Mostly sunny. Widespread frost. Highs 51 to 59.
.SUNDAY NIGHT...Partly cloudy. Areas of frost. Lows 30 to 40.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of rain
showers. Highs 47 to 55. Lows 30 to 42.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 58   32   58  /   0    0    0


$$
=

CAZ015-110000-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
122 AM PST Wed Dec 10 2025

.TODAY...Areas of fog in the morning. Haze until late afternoon.
Patchy fog early in the afternoon. Mostly sunny. Highs 46 to 56.
North winds up to 10 mph in the morning becoming light.
.TONIGHT...Mostly clear. Areas of Fog...locally dense. Lows 41 to
48. Light winds.
.THURSDAY...Mostly sunny. Highs 47 to 57. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 40 to 48. North winds up to
10 mph.
.FRIDAY...Mostly sunny. Highs 48 to 58. Light winds.
.FRIDAY NIGHT...Mostly clear. Lows 39 to 47.
.SATURDAY...Mostly sunny. Highs 49 to 59.
.SATURDAY NIGHT...Mostly clear. Lows 39 to 45.
.SUNDAY...Partly cloudy. Highs 55 to 61.
.SUNDAY NIGHT...Mostly cloudy. Lows around 44.
.MONDAY...Mostly cloudy with a chance of rain showers. Highs
around 56.
.MONDAY NIGHT...Rain showers likely. Lows 45 to 50.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 58.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING                49   41   51  /   0    0    0
RED BLUFF              47   42   49  /   0    0    0


$$
=

CAZ016-110000-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
122 AM PST Wed Dec 10 2025

.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Areas of Fog...locally dense in the morning. Haze until
late afternoon. Patchy fog in the afternoon. Highs 43 to 51.
Light winds.
.TONIGHT...Partly cloudy. Patchy fog in the evening. Areas of fog
after midnight. Lows 39 to 45. Light winds.
.THURSDAY...Mostly cloudy in the morning then becoming mostly
sunny. Highs 44 to 52. Light winds.
.THURSDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows
40 to 45. Light winds.
.FRIDAY...Mostly cloudy in the morning then becoming mostly
sunny. Highs 44 to 53. Light winds.
.FRIDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45.
.SATURDAY...Partly cloudy. Highs 44 to 54.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows around 41.
.SUNDAY...Mostly cloudy. Highs 51 to 57.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows around 43.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of rain
showers. Highs around 57. Lows 43 to 51.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  46   43   47  /   0    0    0
OROVILLE               44   41   45  /   0    0    0
MARYSVILLE/YUBA CITY   44   41   44  /   0    0    0


$$
=

CAZ017-110000-
Southern Sacramento Valley-
Including the city of Sacramento
122 AM PST Wed Dec 10 2025

.TODAY...Mostly cloudy. Areas of Fog...locally dense in the
morning. Haze through the day. Patchy fog early in the afternoon.
Highs 44 to 51. Light winds.
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Patchy fog through the night. Lows 38 to 46. Light winds.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Areas of Fog...locally dense in the morning. Highs 44 to
52. Light winds.
.THURSDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45. Light
winds.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 44 to 52. Light winds.
.FRIDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45.
.SATURDAY...Mostly cloudy. Highs 44 to 51.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows around 42.
.SUNDAY...Mostly cloudy. Highs around 54.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows around 44.
.MONDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 56.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of rain
showers. Lows around 49. Highs around 59.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO             46   41   46  /   0    0    0
SAC EXEC AIRPORT       46   40   46  /   0    0    0


$$
=

CAZ018-110000-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
122 AM PST Wed Dec 10 2025

.TODAY...Areas of Fog...locally dense in the morning. Haze until
late afternoon. Patchy fog early in the afternoon. Mostly cloudy.
Highs around 46. Light winds.
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Patchy fog in the evening, then areas of Fog...locally
dense after midnight. Lows around 41. Light winds.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Areas of Fog...locally dense in the morning. Highs around
47. Northeast winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Patchy fog. Lows around 41. Light
winds.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 46. Northeast winds up to 10 mph.
.FRIDAY NIGHT...Mostly clear. Patchy fog. Lows around 41.
.SATURDAY...Mostly cloudy. Highs around 46.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows around 41.
.SUNDAY...Mostly cloudy. Highs around 54.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows around 44.
.MONDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 56.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of rain
showers. Lows around 49. Highs around 59.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN       46   39   47  /   0    0    0


$$
=

CAZ019-110000-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
122 AM PST Wed Dec 10 2025

.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Areas of Fog...locally dense in the morning. Haze through
the day. Patchy fog early in the afternoon. Highs 44 to 53. Light
winds.
.TONIGHT...Mostly clear. Patchy fog in the evening. Areas of
dense Fog...locally dense after midnight. Lows 39 to 47. Light
winds.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Areas of Fog...locally dense in the morning. Highs 45 to
55. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 41 to 47. Light winds.
.FRIDAY...Partly cloudy in the morning then becoming mostly
sunny. Highs 45 to 55. Light winds.
.FRIDAY NIGHT...Mostly clear. Patchy fog. Lows 41 to 47.
.SATURDAY...Partly cloudy. Highs 46 to 56.
.SATURDAY NIGHT...Mostly clear. Lows around 43.
.SUNDAY THROUGH MONDAY...Mostly cloudy. Highs 52 to 58. Lows
42 to 48.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of rain
showers. Lows 46 to 52. Highs around 59.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON               46   39   47  /   0    0    0
MODESTO                46   42   47  /   0    0    0


$$
=

CAZ063-110000-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
122 AM PST Wed Dec 10 2025

.TODAY...Haze until late afternoon. Sunny. Highs 54 to 68.
Prevailing northwest winds up to 10 mph.
.TONIGHT...Clear. Lows 44 to 56. Prevailing northwest winds up to
10 mph.
.THURSDAY...Sunny. Highs 54 to 68. Prevailing northwest winds up
to 10 mph.
.THURSDAY NIGHT...Clear. Lows 43 to 55. Prevailing northwest
winds up to 10 mph.
.FRIDAY...Mostly sunny. Highs 55 to 69. Prevailing northwest
winds up to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 42 to 52.
.SATURDAY...Mostly sunny. Highs 52 to 66.
.SATURDAY NIGHT...Mostly clear. Lows 39 to 49.
.SUNDAY...Partly cloudy. Highs 49 to 63.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. Lows 40 to 50.
.MONDAY...Mostly cloudy with a chance of rain showers. Highs
46 to 61.
.MONDAY NIGHT...Rain showers likely. Lows 41 to 51.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
47 to 62.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          63   53   63  /   0    0    0


$$
=

CAZ066-110000-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
122 AM PST Wed Dec 10 2025

.TODAY...Areas of Fog...locally dense in the morning. Haze until
late afternoon. Sunny. Highs 53 to 68. Prevailing northeast winds
up to 10 mph in the morning becoming light.
.TONIGHT...Patchy dense fog in the evening. Clear. Lows 44 to 54.
Light winds.
.THURSDAY...Sunny. Highs 53 to 68. Light winds.
.THURSDAY NIGHT...Clear. Lows 44 to 52. Prevailing northeast
winds up to 10 mph.
.FRIDAY...Mostly sunny. Highs 52 to 67. Prevailing northeast
winds up to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 43 to 51.
.SATURDAY...Mostly sunny. Highs 53 to 68.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 41 to 49. Highs
54 to 64.
.SUNDAY NIGHT...Partly cloudy. Lows 42 to 50.
.MONDAY...Mostly cloudy with a chance of rain showers. Highs
53 to 59.
.MONDAY NIGHT...Rain showers likely. Lows 45 to 53.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
53 to 59.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               59   48   59  /   0    0    0


$$
=

CAZ067-110000-
Motherlode-
Including the cities of Grass Valley and Jackson
122 AM PST Wed Dec 10 2025

.TODAY...Sunny. Areas of Fog...locally dense in the morning. Haze
through the day. Highs 50 to 65. Light winds.
.TONIGHT...Clear. Patchy dense fog in the evening. Areas of dense
Fog...locally dense after midnight. Lows 42 to 53. Light winds.
.THURSDAY...Sunny. Highs 51 to 66. Light winds.
.THURSDAY NIGHT...Clear. Lows 41 to 51. Light winds.
.FRIDAY...Sunny. Highs 51 to 66. Light winds.
.FRIDAY NIGHT...Mostly clear. Lows 41 to 51.
.SATURDAY...Mostly sunny. Highs 53 to 68.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 40 to 48. Highs
55 to 67.
.SUNDAY NIGHT...Partly cloudy. Lows 42 to 49.
.MONDAY...Mostly cloudy with a slight chance of rain showers.
Highs 56 to 64.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of rain
showers. Lows 46 to 52. Highs 56 to 62.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           64   45   65  /   0    0    0
JACKSON                50   44   51  /   0    0    0


$$
=

CAZ068-110000-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
122 AM PST Wed Dec 10 2025

.TODAY...Areas of frost early in the morning. Haze in the
morning. Sunny. Highs 51 to 66. Prevailing northeast winds up to
10 mph.
.TONIGHT...Clear. Lows 36 to 51. Light winds.
.THURSDAY...Sunny. Highs 51 to 66. Light winds.
.THURSDAY NIGHT...Clear, colder. Lows 33 to 48. Prevailing
northeast winds up to 10 mph.
.FRIDAY...Sunny. Highs 52 to 67. Prevailing northeast winds up to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 32 to 47.
.SATURDAY...Mostly sunny. Highs 50 to 65.
.SATURDAY NIGHT...Clear. Lows 30 to 45.
.SUNDAY...Mostly sunny. Highs 47 to 62.
.SUNDAY NIGHT...Partly cloudy. Lows 33 to 48.
.MONDAY...Mostly cloudy with a chance of rain showers. Highs
43 to 58.
.MONDAY NIGHT...Rain showers likely. Lows 34 to 49.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
42 to 57.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 61   32   61  /   0    0    0
CHESTER                60   33   60  /   0    0    0


$$
=

CAZ069-110000-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
122 AM PST Wed Dec 10 2025

.TODAY...Sunny, haze. Highs 51 to 66 higher elevations...61 to
71 lower elevations. Prevailing northeast winds up to 10 mph in
the morning becoming light.
.TONIGHT...Clear. Lows 36 to 51 higher elevations...45 to
57 lower elevations. Prevailing northeast winds up to 10 mph.
.THURSDAY...Sunny. Highs 51 to 66 higher elevations...61 to
71 lower elevations. Prevailing northeast winds up to 10 mph in
the morning becoming light.
.THURSDAY NIGHT...Clear. Lows 34 to 49 higher elevations...43 to
54 lower elevations. Prevailing northeast winds up to 10 mph.
.FRIDAY...Sunny. Highs 53 to 68 higher elevations...62 to
72 lower elevations. Prevailing northeast winds up to 10 mph in
the morning becoming light.
.FRIDAY NIGHT...Mostly clear. Lows 36 to 51.
.SATURDAY...Sunny. Highs 54 to 69.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 33 to 48. Highs
51 to 66.
.SUNDAY NIGHT...Partly cloudy. Lows 35 to 50.
.MONDAY...Mostly cloudy with a slight chance of rain showers.
Highs 48 to 63.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a chance of rain
showers. Lows 35 to 50. Highs 45 to 60.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            62   52   62  /   0    0    0


$$
=