Zone Forecast Product
Issued by NWS Sacramento, CA

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581
FPUS56 KSTO 261222
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
522 AM PDT Sat Jul 26 2025

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


CAZ013-262300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
522 AM PDT Sat Jul 26 2025

.TODAY...Sunny. At higher elevations, a slight chance of showers
and thunderstorms late in the afternoon. Highs 72 to 87 higher
elevations...82 to 90 lower elevations. Prevailing south winds up
to 10 mph.
.TONIGHT...Mostly clear. Lows 48 to 63 higher elevations...57 to
65 lower elevations. Prevailing southwest winds up to 10 mph.
.SUNDAY...Sunny. At higher elevations, a slight chance of rain
showers in the afternoon. Warmer. Highs 74 to 89 higher
elevations...85 to 93 lower elevations. Light winds becoming
south up to 10 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 67. Prevailing southwest
winds up to 10 mph in the evening becoming light.
.MONDAY...Sunny, warmer. Highs 78 to 93 higher elevations...89 to
97 lower elevations. Light winds becoming south up to 10 mph in
the afternoon.
.MONDAY NIGHT...Clear. Lows 54 to 69.
.TUESDAY...Sunny, warmer. Highs 83 to 98.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 54 to 69. Highs
82 to 97.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows 53 to 68.
.THURSDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 77 to 92.
.THURSDAY NIGHT...Mostly clear. Lows 52 to 67.
.FRIDAY...Sunny. Highs 79 to 94.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             88   63   91  /  10   10   10


$$
=

CAZ014-262300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. At higher elevations, a slight chance of
showers and thunderstorms in the afternoon. At lower elevations,
a slight chance of showers and thunderstorms late in the
afternoon. Highs 72 to 83. Prevailing west winds up to 10 mph.
.TONIGHT...Clear. Lows 43 to 58. Prevailing southwest winds up to
10 mph.
.SUNDAY...Mostly sunny. At higher elevations, a slight chance of
showers and thunderstorms in the afternoon. Highs 73 to 86. Light
winds.
.SUNDAY NIGHT...Mostly clear. Lows 44 to 59. Prevailing southwest
winds up to 10 mph.
.MONDAY...Sunny. Highs 77 to 89. Light winds.
.MONDAY NIGHT...Clear. Lows 45 to 60.
.TUESDAY...Mostly sunny. Highs 80 to 92.
.TUESDAY NIGHT...Mostly clear. Lows 47 to 62.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a slight
chance of showers and thunderstorms. Highs 77 to 90. Lows 47 to
62.
.THURSDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 75 to 87.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 44 to 59. Highs
75 to 88.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 80   50   83  /  20   10   10


$$
=

CAZ015-262300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. Highs 83 to 89. South winds up to 10 mph.
Gusts up to 20 mph in the afternoon.
.TONIGHT...Clear. Lows 59 to 65. South winds up to 10 mph with
gusts to around 20 mph.
.SUNDAY...Sunny. Highs 86 to 92. South winds up to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 61 to 67. South winds up to
10 mph.
.MONDAY...Sunny. Highs 91 to 97. Light winds.
.MONDAY NIGHT...Clear. Lows 64 to 70.
.TUESDAY...Sunny. Highs 93 to 99.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 62 to
70. Highs 90 to 99.
.FRIDAY...Sunny. Highs 91 to 97.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING                89   61   92  /  10   10   10
RED BLUFF              88   62   90  /  10   10   10


$$
=

CAZ016-262300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. Highs around 83. Southeast winds up to
10 mph.
.TONIGHT...Clear. Lows around 58. Southeast winds up to 10 mph.
.SUNDAY...Mostly sunny. Highs around 86. Southeast winds up to
10 mph.
.SUNDAY NIGHT...Clear. Lows 58 to 64. Southeast winds up to
10 mph.
.MONDAY...Sunny. Highs around 91. Light winds becoming south up
to 10 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 61 to 67.
.TUESDAY...Sunny. Highs around 93.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 57 to 66.
Highs around 91.
.THURSDAY NIGHT AND FRIDAY...Clear. Lows 60 to 66. Highs around
91.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  84   61   88  /  10    0    0
OROVILLE               84   59   88  /  10    0    0
MARYSVILLE/YUBA CITY   84   57   88  /  10    0    0


$$
=

CAZ017-262300-
Southern Sacramento Valley-
Including the city of Sacramento
522 AM PDT Sat Jul 26 2025

.TODAY...Partly cloudy in the morning then clearing. Highs 78 to
86. South winds up to 10 mph with gusts to around 20 mph.
.TONIGHT...Clear. Lows 53 to 59. South winds up to 15 mph.
.SUNDAY...Mostly sunny. Highs 82 to 90. South winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 54 to 62. South winds up to 10 mph
with gusts to around 20 mph.
.MONDAY...Sunny. Highs 89 to 95. Southwest winds up to 10 mph.
.MONDAY NIGHT...Clear. Lows 55 to 65.
.TUESDAY...Sunny. Highs 88 to 96.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 55 to 64. Highs
86 to 96.
.WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 55 to 65. Highs
85 to 95.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO             82   58   86  /   0    0    0
SAC EXEC AIRPORT       81   57   86  /   0    0    0


$$
=

CAZ018-262300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
522 AM PDT Sat Jul 26 2025

.TODAY...Partly cloudy in the morning then clearing. Highs 73 to
79. Southwest winds 10 to 15 mph with gusts to around 30 mph.
.TONIGHT...Clear. Near the bay, mostly clear in the evening then
becoming mostly cloudy. Lows around 56. Southwest winds 10 to
15 mph with gusts to around 30 mph.
.SUNDAY...Mostly sunny. Near the bay, mostly cloudy in the
morning then clearing. Highs 76 to 82. Southwest winds 10 to
15 mph with gusts to around 25 mph.
.SUNDAY NIGHT...Clear. Lows around 56. Southwest winds 10 to
15 mph with gusts to around 25 mph.
.MONDAY...Sunny. Highs 82 to 88. West winds 10 to 15 mph.
.MONDAY NIGHT...Clear. Lows around 57.
.TUESDAY...Sunny. Highs 81 to 87.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 57.
Highs 80 to 86.
.WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows around 58. Highs
81 to 87.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN       79   56   83  /   0    0    0


$$
=

CAZ019-262300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
522 AM PDT Sat Jul 26 2025

.TODAY...Sunny. Highs 79 to 87. Northwest winds up to 10 mph with
gusts to around 20 mph.
.TONIGHT...Clear. Lows 53 to 59. Northwest winds up to 10 mph
with gusts to around 20 mph.
.SUNDAY...Sunny. Highs 83 to 89. Northwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 54 to 62. Northwest winds up to
10 mph with gusts to around 20 mph.
.MONDAY...Sunny. Highs 86 to 94. Northwest winds up to 10 mph.
.MONDAY NIGHT...Clear. Lows 57 to 65.
.TUESDAY...Sunny. Highs 88 to 94.
.TUESDAY NIGHT...Mostly clear. Lows 56 to 64.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 85 to 95. Lows 54 to 64.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON               85   55   89  /   0    0    0
MODESTO                86   58   88  /   0    0    0


$$
=

CAZ063-262300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. Highs 67 to 82 higher elevations...82 to
88 lower elevations. Light winds becoming southeast up to 10 mph
in the afternoon.
.TONIGHT...Mostly clear. Lows 54 to 66. Prevailing southwest
winds up to 10 mph in the evening becoming light.
.SUNDAY...Sunny. Highs 68 to 83 higher elevations...84 to
90 lower elevations. Light winds becoming southeast up to 10 mph
in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 66 higher elevations...
63 to 69 lower elevations. Prevailing southwest winds up to
10 mph shifting to the west after midnight.
.MONDAY...Sunny, warmer. Highs 71 to 86 higher elevations...88 to
94 lower elevations. Light winds becoming southeast up to 10 mph
in the afternoon.
.MONDAY NIGHT...Clear. Lows 58 to 72.
.TUESDAY...Sunny, warmer. Highs 78 to 93.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 57 to
72. Highs 76 to 91.
.FRIDAY...Sunny. Highs 75 to 90.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          72   58   74  /  10   10   10


$$
=

CAZ066-262300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. Highs 74 to 88. Prevailing southwest winds
up to 10 mph.
.TONIGHT...Clear. Lows 56 to 64. Prevailing south winds up to
10 mph in the evening becoming light.
.SUNDAY...Sunny. Highs 77 to 91. Light winds becoming southwest
up to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 58 to 68. Prevailing south winds up
to 10 mph in the evening becoming light.
.MONDAY...Sunny, warmer. Highs 79 to 91 higher elevations...85 to
95 lower elevations. Light winds.
.MONDAY NIGHT...Clear. Lows 61 to 71.
.TUESDAY...Sunny. Highs 83 to 97.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 60 to
70. Highs 81 to 96.
.FRIDAY...Sunny. Highs 80 to 94.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               78   61   81  /  10    0    0


$$
=

CAZ067-262300-
Motherlode-
Including the cities of Grass Valley and Jackson
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. Highs 75 to 85. Prevailing southwest winds
up to 10 mph.
.TONIGHT...Clear. Lows 53 to 61. Prevailing west winds up to
10 mph in the evening becoming light.
.SUNDAY...Sunny. Highs 78 to 88. Light winds becoming southwest
up to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 55 to 65. Prevailing west winds up to
10 mph in the evening becoming light.
.MONDAY...Sunny. Highs 82 to 92. Light winds becoming west up to
10 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 59 to 67.
.TUESDAY...Sunny. Highs 83 to 93.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 59 to 67. Highs
81 to 93.
.WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 56 to 65. Highs
81 to 92.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           78   56   81  /  10    0    0
JACKSON                80   55   84  /   0    0    0


$$
=

CAZ068-262300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs 62 to 77 higher
elevations...68 to 83 lower elevations. Prevailing west winds up
to 10 mph.
.TONIGHT...Clear. Lows 45 to 60. Prevailing southwest winds up to
10 mph in the evening becoming light.
.SUNDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs 64 to 79 higher
elevations...70 to 85 lower elevations. Light winds becoming
southwest up to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 47 to 62. Prevailing southwest winds
up to 10 mph in the evening becoming light.
.MONDAY...Sunny, warmer. Highs 67 to 82 higher elevations...73 to
88 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.MONDAY NIGHT...Clear. Lows 50 to 65.
.TUESDAY...Mostly sunny. Highs 73 to 88.
.TUESDAY NIGHT...Mostly clear. Lows 50 to 65.
.WEDNESDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 70 to 85.
.WEDNESDAY NIGHT...Mostly clear. Lows 49 to 64.
.THURSDAY...Partly cloudy with a slight chance of rain showers.
Highs 69 to 84.
.THURSDAY NIGHT...Mostly clear. Lows 48 to 63.
.FRIDAY...Sunny. Highs 70 to 85.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 85   46   86  /  30   10   20
CHESTER                80   45   81  /  40   10   20


$$
=

CAZ069-262300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
522 AM PDT Sat Jul 26 2025

.TODAY...Mostly sunny. At higher elevations, a chance of rain
showers and a slight chance of thunderstorms in the afternoon. At
lower elevations, a slight chance of rain showers late in the
afternoon. Highs 59 to 74 higher elevations...71 to 81 lower
elevations. Prevailing west winds up to 10 mph.
.TONIGHT...Clear. Lows 41 to 56 higher elevations...52 to
64 lower elevations. Prevailing west winds up to 10 mph in the
evening becoming light.
.SUNDAY...Mostly sunny. At higher elevations, a slight chance of
showers and thunderstorms in the afternoon. Highs 62 to 77 higher
elevations...74 to 84 lower elevations. Light winds becoming
southwest up to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 42 to 57 higher elevations...52 to
66 lower elevations. Prevailing west winds up to 10 mph in the
evening becoming light.
.MONDAY...Sunny, warmer. Highs 66 to 81 higher elevations...78 to
88 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 48 to 63.
.TUESDAY...Partly cloudy with a slight chance of rain showers.
Highs 70 to 85.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 49 to 64.
.WEDNESDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 68 to 83.
.WEDNESDAY NIGHT...Mostly clear. Lows 47 to 62.
.THURSDAY THROUGH FRIDAY...Clear. Highs 69 to 84. Lows 47 to 62.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            70   57   73  /  20   10   10


$$
=