899
FPUS56 KSTO 151222
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
522 AM PDT Wed Oct 15 2025

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


CAZ013-152300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy. Highs 45 to 60 higher elevations...55 to
63 lower elevations. Light winds.
.TONIGHT...Mostly clear. Colder. Lows 32 to 47 higher
elevations...40 to 50 lower elevations. Light winds.
.THURSDAY...Sunny, warmer. Highs 59 to 74 higher elevations...
70 to 78 lower elevations. Prevailing northeast winds up to
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 38 to 53 higher elevations...
46 to 56 lower elevations. Prevailing north winds up to 10 mph.
.FRIDAY...Mostly sunny. Warmer. Highs 64 to 79 higher
elevations...75 to 83 lower elevations. Prevailing northeast
winds up to 10 mph.
.FRIDAY NIGHT...Clear. Lows 40 to 55.
.SATURDAY...Sunny. Highs 65 to 80.
.SATURDAY NIGHT...Clear. Lows 40 to 55.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 55 to 70.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 33 to 48. Highs
55 to 70.
.MONDAY NIGHT...Clear. Lows 34 to 49.
.TUESDAY...Mostly sunny. Highs 56 to 71.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             60   48   76  /  10    0    0


$$
=

CAZ014-152300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy in the morning then clearing. Highs 49 to
58. Prevailing west winds up to 10 mph.
.TONIGHT...Mostly clear. Colder. Lows 26 to 37. Light winds.
.THURSDAY...Mostly sunny. Warmer. Highs 57 to 69. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 31 to 42. Light winds.
.FRIDAY...Mostly sunny. Warmer. Highs 64 to 74. Light winds.
.FRIDAY NIGHT...Clear. Lows 34 to 44.
.SATURDAY...Sunny. Highs 66 to 76.
.SATURDAY NIGHT...Clear. Lows 35 to 45.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 55 to 65.
.SUNDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Colder. Lows 25 to 35.
.MONDAY...Mostly sunny. Highs 51 to 63.
.MONDAY NIGHT...Clear. Lows 26 to 37.
.TUESDAY...Mostly sunny. Highs 54 to 65.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 55   30   66  /   0    0    0


$$
=

CAZ015-152300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
522 AM PDT Wed Oct 15 2025

.TODAY...Cloudy in the morning then becoming partly cloudy. Highs
around 61. Light winds.
.TONIGHT...Mostly clear. Lows 42 to 50. Light winds.
.THURSDAY...Sunny, warmer. Highs 72 to 78. North winds up to
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 55. North winds up to
10 mph.
.FRIDAY...Sunny. Highs 73 to 81. North winds up to 10 mph.
.FRIDAY NIGHT...Clear. Lows 48 to 56.
.SATURDAY...Sunny. Highs around 77.
.SATURDAY NIGHT...Clear. Lows 50 to 56.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs around 71. Lows
46 to 56.
.MONDAY AND MONDAY NIGHT...Clear. Highs around 71. Lows 45 to 52.
.TUESDAY...Mostly sunny. Highs around 71.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING                62   42   77  /  10    0    0
RED BLUFF              63   46   76  /  10    0    0


$$
=

CAZ016-152300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 61. Light winds.
.TONIGHT...Clear. Lows 43 to 49. Light winds.
.THURSDAY...Sunny, warmer. Highs 68 to 74. Northwest winds up to
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 43 to 53. Light winds.
.FRIDAY...Mostly sunny. Highs around 73. Light winds.
.FRIDAY NIGHT...Clear. Lows 47 to 55.
.SATURDAY...Sunny. Highs around 76.
.SATURDAY NIGHT...Clear. Lows 49 to 56.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs around 73. Lows
47 to 56.
.MONDAY AND MONDAY NIGHT...Clear. Highs around 71. Lows 46 to 53.
.TUESDAY...Mostly sunny. Highs around 71.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  62   45   73  /  10    0    0
OROVILLE               62   44   71  /  10    0    0
MARYSVILLE/YUBA CITY   62   44   70  /  10    0    0


$$
=

CAZ017-152300-
Southern Sacramento Valley-
Including the city of Sacramento
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy in the morning then becoming mostly sunny.
Highs 59 to 65. East winds up to 10 mph in the morning becoming
light.
.TONIGHT...Clear. Lows 43 to 49. Light winds.
.THURSDAY...Mostly sunny. Highs 66 to 72. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 44 to 53. Light winds.
.FRIDAY...Mostly sunny. Highs around 72. Light winds.
.FRIDAY NIGHT...Clear. Lows 47 to 55.
.SATURDAY...Sunny. Highs around 75.
.SATURDAY NIGHT...Clear. Lows 50 to 57.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 71 to 77. Lows
48 to 57.
.MONDAY AND MONDAY NIGHT...Clear. Highs 68 to 74. Lows 46 to 54.
.TUESDAY...Mostly sunny. Highs around 71.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO             63   47   69  /  10    0    0
SAC EXEC AIRPORT       64   47   70  /  10    0    0


$$
=

CAZ018-152300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 60 to 66. East winds up to 10 mph. Gusts up to
20 mph in the morning.
.TONIGHT...Clear. Lows 46 to 52. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
66 to 72. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 46 to 52. Light winds.
.FRIDAY...Mostly sunny. Highs 69 to 75. Light winds.
.FRIDAY NIGHT...Clear. Lows around 52.
.SATURDAY...Sunny. Highs 71 to 77.
.SATURDAY NIGHT...Clear. Lows around 53.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 70 to 76. Lows
around 53.
.MONDAY AND MONDAY NIGHT...Clear. Highs 68 to 74. Lows 48 to 54.
.TUESDAY...Mostly sunny. Highs 68 to 74.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN       67   48   73  /  10    0    0


$$
=

CAZ019-152300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy in the morning then clearing. Highs 59 to
67. Southeast winds up to 10 mph shifting to the northwest in the
afternoon.
.TONIGHT...Clear. Lows 44 to 50. Light winds.
.THURSDAY...Mostly sunny. Highs 62 to 70. Northwest winds up to
10 mph.
.THURSDAY NIGHT...Clear. Lows 45 to 53. Light winds.
.FRIDAY...Mostly sunny. Highs 68 to 74. Light winds.
.FRIDAY NIGHT...Clear. Lows 48 to 56.
.SATURDAY...Sunny. Highs 72 to 78.
.SATURDAY NIGHT...Clear. Lows 50 to 58.
.SUNDAY...Mostly sunny. Highs 72 to 78.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Clear. Lows 48 to 55. Highs
68 to 78.
.TUESDAY...Mostly sunny. Highs 67 to 73.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON               67   47   71  /  10    0    0
MODESTO                65   49   67  /  10    0    0


$$
=

CAZ063-152300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy. Highs 42 to 57 higher elevations...56 to
61 lower elevations. Light winds.
.TONIGHT...Mostly clear. Lows 36 to 48 higher elevations...45 to
51 lower elevations. Light winds.
.THURSDAY...Sunny, warmer. Highs 54 to 69 higher elevations...
70 to 75 lower elevations. Prevailing northwest winds up to
10 mph shifting to the north in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 44 to 56 higher elevations...
52 to 60 lower elevations. Prevailing northwest winds up to
10 mph.
.FRIDAY...Mostly sunny. Warmer. Highs 59 to 74 higher
elevations...74 to 79 lower elevations. Prevailing northwest
winds up to 10 mph in the morning becoming light.
.FRIDAY NIGHT...Clear. Lows 46 to 60.
.SATURDAY...Sunny. Highs 61 to 76.
.SATURDAY NIGHT...Clear. Lows 44 to 58.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 55 to 70.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 39 to 54. Highs
54 to 69.
.MONDAY NIGHT...Clear. Lows 40 to 55.
.TUESDAY...Mostly sunny. Highs 54 to 69.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          48   42   61  /  10    0    0


$$
=

CAZ066-152300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy. Highs 49 to 61. Light winds.
.TONIGHT...Mostly clear. Lows 40 to 50. Light winds.
.THURSDAY...Sunny, warmer. Highs 63 to 75. Prevailing northeast
winds up to 10 mph in the morning becoming light.
.THURSDAY NIGHT...Mostly clear. Lows 48 to 56. Prevailing
northeast winds up to 10 mph.
.FRIDAY...Sunny. Highs 65 to 79. Prevailing northeast winds up to
10 mph in the morning becoming light.
.FRIDAY NIGHT...Clear. Lows 49 to 59.
.SATURDAY...Sunny. Highs 68 to 78.
.SATURDAY NIGHT...Clear. Lows 49 to 59.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 62 to 72.
.SUNDAY NIGHT...Mostly clear. Colder. Lows 42 to 54.
.MONDAY AND MONDAY NIGHT...Clear. Highs 61 to 71. Lows 42 to 55.
.TUESDAY...Mostly sunny. Highs 62 to 72.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               54   47   67  /  10    0    0


$$
=

CAZ067-152300-
Motherlode-
Including the cities of Grass Valley and Jackson
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy with a slight chance of rain showers early
in the morning, then mostly cloudy in the late morning and
afternoon. Not as cool. Highs 51 to 63. Light winds.
.TONIGHT...Clear. Lows 38 to 46. Light winds.
.THURSDAY...Sunny, warmer. Highs 59 to 69. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 43 to 51. Light winds
becoming east up to 10 mph after midnight.
.FRIDAY...Mostly sunny. Highs 66 to 74. Prevailing east winds up
to 10 mph in the morning becoming light.
.FRIDAY NIGHT...Clear. Lows 48 to 56.
.SATURDAY...Sunny. Highs 69 to 77.
.SATURDAY NIGHT...Clear. Lows 49 to 57.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 66 to 76. Lows
44 to 57.
.MONDAY AND MONDAY NIGHT...Clear. Highs 62 to 72. Lows 44 to 53.
.TUESDAY...Mostly sunny. Highs 63 to 71.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           53   39   64  /  30    0    0
JACKSON                59   44   63  /  30    0    0


$$
=

CAZ068-152300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 39 to 54 higher elevations...44 to 59 lower
elevations. Prevailing west winds up to 10 mph.
.TONIGHT...Mostly clear. Lows 28 to 43. Light winds.
.THURSDAY...Sunny, warmer. Highs 50 to 65 higher elevations...
56 to 70 lower elevations. Prevailing northeast winds up to
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 34 to 49. Prevailing
northeast winds up to 10 mph.
.FRIDAY...Mostly sunny. Warmer. Highs 59 to 74. Prevailing
northeast winds up to 10 mph.
.FRIDAY NIGHT...Clear. Lows 38 to 53.
.SATURDAY...Sunny. Highs 59 to 74.
.SATURDAY NIGHT...Clear. Lows 39 to 54.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. A slight chance of rain
showers. Highs 50 to 65. Lows 35 to 50.
.MONDAY...Mostly sunny. Highs 47 to 62.
.MONDAY NIGHT...Clear. Lows 31 to 46.
.TUESDAY...Mostly sunny. Highs 49 to 64.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 60   30   70  /  20    0    0
CHESTER                58   28   67  /  10    0    0


$$
=

CAZ069-152300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
522 AM PDT Wed Oct 15 2025

.TODAY...Mostly cloudy. At lower elevations, a chance of rain
showers early in the morning. At higher elevations, a chance of
rain and snow showers early in the morning. Highs 34 to 49 higher
elevations...46 to 56 lower elevations. Snow level 6000 feet in
the morning. Light winds.
.TONIGHT...Mostly clear. Lows 22 to 37 higher elevations...34 to
44 lower elevations. Prevailing northeast winds up to 10 mph.
.THURSDAY...Sunny. Not as cool. Highs 43 to 58 higher
elevations...57 to 69 lower elevations. Prevailing northeast
winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 27 to 42 higher elevations...
39 to 51 lower elevations. Prevailing northeast winds up to
15 mph.
.FRIDAY...Mostly sunny. Warmer. Highs 51 to 66 higher
elevations...63 to 75 lower elevations. Prevailing east winds up
to 10 mph.
.FRIDAY NIGHT...Clear. Lows 36 to 51.
.SATURDAY...Sunny. Highs 57 to 72.
.SATURDAY NIGHT...Clear. Lows 37 to 52.
.SUNDAY...Mostly sunny. Highs 53 to 68.
.SUNDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Colder. Lows 31 to 46.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 49 to 64. Lows
32 to 47.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            44   37   59  /  40    0    0


$$
=