779
FPUS56 KSTO 211223
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
523 AM PDT Mon Jul 21 2025

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


CAZ013-212300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
523 AM PDT Mon Jul 21 2025

.TODAY...Partly cloudy with a slight chance of rain showers in
the morning, then sunny in the afternoon. Highs 69 to 84 higher
elevations...79 to 87 lower elevations. Prevailing south winds up
to 10 mph with gusts to around 25 mph.
.TONIGHT...Mostly clear. Cooler. Lows 47 to 62. Prevailing
southwest winds up to 10 mph.
.TUESDAY...Sunny. Highs 69 to 84 higher elevations...79 to
87 lower elevations. Prevailing south winds up to 10 mph.
.TUESDAY NIGHT...Clear. Lows 46 to 61 higher elevations...54 to
63 lower elevations. Prevailing southwest winds up to 10 mph.
.WEDNESDAY...Sunny, warmer. Highs 73 to 88 higher elevations...
83 to 91 lower elevations. Light winds becoming south up to
10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 65.
.THURSDAY...Sunny. Highs 75 to 90.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 50 to 65.
.FRIDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 75 to 90.
.FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 49 to 64. Highs 76 to
91.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             85   60   85  /  20    0    0


$$
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CAZ014-212300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
523 AM PDT Mon Jul 21 2025

.TODAY...Mostly cloudy with a slight chance of rain showers in
the morning, then mostly sunny in the afternoon. Highs 71 to 82.
Prevailing west winds up to 15 mph.
.TONIGHT...Clear, colder. Lows 41 to 56. Prevailing southwest
winds 5 to 15 mph in the evening becoming light.
.TUESDAY...Sunny. Highs 71 to 82. Light winds becoming west up to
10 mph in the afternoon.
.TUESDAY NIGHT...Clear. Lows 41 to 56. Prevailing southwest winds
up to 10 mph.
.WEDNESDAY...Sunny. Highs 74 to 86. Light winds becoming west up
to 10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 43 to 58.
.THURSDAY...Mostly sunny. Highs 75 to 86.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 43 to 58.
.FRIDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 75 to 86.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 42 to 57. Highs
73 to 86.
.SATURDAY NIGHT AND SUNDAY...Clear. Lows 41 to 56. Highs 73 to
88.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 78   48   78  /  20    0    0


$$
=

CAZ015-212300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
523 AM PDT Mon Jul 21 2025

.TODAY...Partly cloudy. A slight chance of rain showers late in
the morning. Highs 82 to 88. South winds up to 15 mph. Gusts up
to 25 mph in the afternoon.
.TONIGHT...Clear. Lows around 59. South winds up to 15 mph. Gusts
up to 25 mph in the evening.
.TUESDAY...Sunny. Highs 81 to 87. South winds up to 10 mph. Gusts
up to 20 mph in the afternoon.
.TUESDAY NIGHT...Clear. Lows 57 to 63. Southeast winds up to
10 mph. Gusts up to 20 mph in the evening.
.WEDNESDAY...Mostly sunny. Highs 84 to 92. South winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 58 to 64.
.THURSDAY...Mostly sunny. Highs 85 to 91.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 57 to 64. Highs
85 to 94.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING                87   58   87  /  20    0    0
RED BLUFF              87   59   86  /  20    0    0


$$
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CAZ016-212300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
523 AM PDT Mon Jul 21 2025

.TODAY...Mostly sunny in the morning then becoming mostly cloudy.
Highs around 84. Southeast winds up to 15 mph.
.TONIGHT...Partly cloudy. Lows around 57. Southeast winds 10 to
15 mph.
.TUESDAY...Partly cloudy in the morning then clearing. Highs
around 81. Southeast winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 54 to 60. Southeast winds up
to 10 mph with gusts to around 20 mph.
.WEDNESDAY...Mostly sunny. Highs around 84. Southeast winds up to
10 mph.
.WEDNESDAY NIGHT...Clear. Lows 55 to 61.
.THURSDAY...Mostly sunny. Highs around 85.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 53 to 60. Highs
around 86.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  85   60   84  /  10    0    0
OROVILLE               85   59   83  /  10   10    0
MARYSVILLE/YUBA CITY   85   59   81  /   0   10    0


$$
=

CAZ017-212300-
Southern Sacramento Valley-
Including the city of Sacramento
523 AM PDT Mon Jul 21 2025

.TODAY...Sunny. Highs 79 to 87. South winds 10 to 15 mph with
gusts to around 25 mph.
.TONIGHT...Mostly clear. Lows 54 to 60. South winds 10 to 15 mph
with gusts to around 30 mph.
.TUESDAY...Mostly cloudy in the morning then clearing. Highs
75 to 83. South winds up to 10 mph with gusts to around 20 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 52 to 59. South winds up to
15 mph.
.WEDNESDAY...Mostly sunny. Highs 79 to 87. Southwest winds up to
10 mph.
.WEDNESDAY NIGHT...Clear. Lows 52 to 60.
.THURSDAY...Mostly sunny. Highs 80 to 88.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 59. Highs
80 to 90.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO             82   58   79  /   0    0    0
SAC EXEC AIRPORT       82   57   78  /   0    0    0


$$
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CAZ018-212300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
523 AM PDT Mon Jul 21 2025

.TODAY...Sunny, breezy. Highs 74 to 80. Southwest winds 10 to
25 mph with gusts to around 35 mph.
.TONIGHT...Mostly clear. Near the bay, clear in the evening then
becoming mostly cloudy. Lows around 57. Southwest winds 10 to
20 mph with gusts to around 30 mph.
.TUESDAY...Mostly cloudy with a slight chance of rain showers in
the morning, then mostly sunny in the afternoon. Highs 70 to 76.
Southwest winds 10 to 15 mph with gusts to around 30 mph.
.TUESDAY NIGHT...Partly cloudy. Lows around 56. Southwest winds
10 to 15 mph with gusts to around 30 mph.
.WEDNESDAY...Mostly sunny. Near the bay, mostly cloudy in the
morning then clearing. Highs 73 to 79. Southwest winds 10 to
15 mph with gusts to around 25 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 56.
.THURSDAY...Mostly sunny. Highs 74 to 80.
.THURSDAY NIGHT...Clear. Lows around 56.
.FRIDAY...Mostly sunny. Highs 73 to 79.
.FRIDAY NIGHT...Clear. Lows around 56.
.SATURDAY...Mostly sunny. Highs 73 to 79.
.SATURDAY NIGHT AND SUNDAY...Clear. Lows around 55. Highs 75 to
81.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN       79   58   76  /   0   10   20


$$
=

CAZ019-212300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
523 AM PDT Mon Jul 21 2025

.TODAY...Sunny. Highs 80 to 88. West winds up to 15 mph. Gusts up
to 25 mph in the afternoon.
.TONIGHT...Clear. Lows 53 to 59. Northwest winds up to 15 mph
with gusts to around 25 mph.
.TUESDAY...Mostly sunny. Highs 77 to 85. West winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 53 to 59. Northwest winds
10 to 15 mph.
.WEDNESDAY...Mostly sunny. Highs 79 to 87. Northwest winds up to
10 mph.
.WEDNESDAY NIGHT...Clear. Lows 53 to 59.
.THURSDAY...Sunny. Highs 80 to 87.
.THURSDAY NIGHT THROUGH SATURDAY...Clear. Lows 53 to 59. Highs
79 to 87.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 59.
.SUNDAY...Sunny. Highs 82 to 90.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON               86   56   83  /   0    0    0
MODESTO                87   58   84  /   0    0    0


$$
=

CAZ063-212300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
523 AM PDT Mon Jul 21 2025

.TODAY...Partly cloudy early in the morning, then a slight chance
of rain showers late in the morning. Mostly sunny in the
afternoon. Highs 65 to 80 higher elevations...81 to 86 lower
elevations. Light winds becoming southeast up to 10 mph in the
afternoon.
.TONIGHT...Mostly clear. Cooler. Lows 48 to 58 higher
elevations...56 to 63 lower elevations. Prevailing southwest
winds up to 10 mph shifting to the north after midnight. Gusts up
to 25 mph.
.TUESDAY...Sunny. Highs 63 to 78 higher elevations...79 to
85 lower elevations. Prevailing east winds up to 10 mph.
.TUESDAY NIGHT...Clear. Lows 49 to 61 higher elevations...57 to
64 lower elevations. Prevailing southeast winds up to 10 mph in
the evening becoming light.
.WEDNESDAY...Mostly sunny. Warmer. Highs 66 to 81 higher
elevations...83 to 89 lower elevations. Light winds becoming
southeast up to 10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 66.
.THURSDAY...Mostly sunny. Highs 71 to 86.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 66. Highs
71 to 86.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          71   53   69  /  10   10    0


$$
=

CAZ066-212300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
523 AM PDT Mon Jul 21 2025

.TODAY...Partly cloudy early in the morning, then a slight chance
of rain showers late in the morning. Mostly cloudy in the
afternoon. Highs 72 to 86. Prevailing south winds up to 10 mph
with gusts to around 25 mph.
.TONIGHT...Mostly clear. Lows 53 to 61. Prevailing southeast
winds up to 10 mph with gusts to around 25 mph.
.TUESDAY...Sunny. Highs 72 to 86. Prevailing southwest winds up
to 10 mph.
.TUESDAY NIGHT...Clear. Lows 55 to 63. Prevailing south winds up
to 10 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Highs 75 to 89. Light winds becoming
southwest up to 10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 56 to 65.
.THURSDAY...Mostly sunny. Highs 75 to 89.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 64. Highs
76 to 91.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               77   59   76  /  10   10    0


$$
=

CAZ067-212300-
Motherlode-
Including the cities of Grass Valley and Jackson
523 AM PDT Mon Jul 21 2025

.TODAY...Sunny. Highs 76 to 86. Prevailing south winds up to
10 mph.
.TONIGHT...Mostly clear. Lows 51 to 59. Prevailing southwest
winds up to 10 mph in the evening becoming light.
.TUESDAY...Mostly sunny. Highs 73 to 83. Prevailing southwest
winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 51 to 61. Prevailing west
winds up to 10 mph in the evening becoming light.
.WEDNESDAY...Sunny. Highs 75 to 85. Prevailing southwest winds up
to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 53 to 61.
.THURSDAY...Mostly sunny. Highs 76 to 86.
.THURSDAY NIGHT THROUGH SATURDAY...Clear. Lows 52 to 60. Highs
75 to 86.
.SATURDAY NIGHT...Mostly clear. Lows 52 to 60.
.SUNDAY...Sunny. Highs 78 to 88.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           78   55   76  /  10   10    0
JACKSON                82   53   78  /   0    0    0


$$
=

CAZ068-212300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
523 AM PDT Mon Jul 21 2025

.TODAY...Mostly sunny early in the morning, then a slight chance
of rain showers late in the morning. Mostly cloudy in the
afternoon. Highs 59 to 74 higher elevations...65 to 80 lower
elevations. Prevailing southwest winds up to 15 mph.
.TONIGHT...Mostly clear. Colder. Lows 43 to 58. Prevailing
southwest winds up to 10 mph with gusts to around 25 mph in the
evening becoming light.
.TUESDAY...Mostly sunny. Highs 60 to 75 higher elevations...66 to
81 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 44 to 59. Prevailing
southwest winds up to 10 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Warmer. Highs 63 to 78 higher
elevations...69 to 84 lower elevations. Light winds becoming
southwest up to 10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 45 to 60.
.THURSDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 67 to 82.
.THURSDAY NIGHT...Mostly clear. Lows 45 to 60.
.FRIDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 67 to 82.
.FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 44 to 59. Highs 68 to
83.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 82   48   82  /  10   10    0
CHESTER                78   44   78  /  20    0    0


$$
=

CAZ069-212300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
523 AM PDT Mon Jul 21 2025

.TODAY...Sunny. Highs 61 to 76 higher elevations...72 to 84 lower
elevations. Prevailing south winds up to 15 mph with gusts to
around 30 mph.
.TONIGHT...Mostly clear. Colder. Lows 41 to 56 higher
elevations...50 to 62 lower elevations. Prevailing southwest
winds up to 10 mph in the evening becoming light. Gusts up to
25 mph.
.TUESDAY...Mostly sunny. Highs 59 to 74 higher elevations...69 to
81 lower elevations. Prevailing south winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows 40 to 55 higher elevations...
49 to 63 lower elevations. Prevailing southwest winds up to
10 mph in the evening becoming light.
.WEDNESDAY...Sunny. A slight chance of rain showers in the
afternoon. Highs 61 to 76 higher elevations...71 to 81 lower
elevations. Light winds becoming southwest up to 10 mph in the
afternoon.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 44 to 59.
.THURSDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 64 to 79.
.THURSDAY NIGHT THROUGH SATURDAY...Clear. Lows 44 to 59. Highs
65 to 80.
.SATURDAY NIGHT...Mostly clear. Lows 44 to 59.
.SUNDAY...Sunny, warmer. Highs 67 to 82.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            71   57   68  /  10   10   10


$$
=