390
FPUS56 KSTO 090023
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
522 PM PDT Fri Aug 8 2025

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


CAZ013-091100-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 56 to 71 higher elevations...65 to
75 lower elevations. Prevailing north winds up to 10 mph.
.SATURDAY...Sunny. Highs 87 to 102 higher elevations...98 to
108 lower elevations. Prevailing northeast winds up to 10 mph in
the morning becoming light.
.SATURDAY NIGHT...Mostly clear. Lows 59 to 74 higher elevations...
67 to 77 lower elevations. Light winds becoming north up to
10 mph after midnight.
.SUNDAY...Sunny. Highs 90 to 105 higher elevations...100 to
110 lower elevations. Prevailing northeast winds up to 10 mph in
the morning becoming light.
.SUNDAY NIGHT...Clear. Lows 60 to 75 higher elevations...69 to
77 lower elevations. Prevailing south winds up to 10 mph in the
evening becoming light.
.MONDAY...Sunny. Highs 92 to 107.
.MONDAY NIGHT...Clear. Lows 60 to 75.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 88 to 103. Lows 58 to
73.
.WEDNESDAY THROUGH THURSDAY...Clear. Highs 81 to 96. Lows 54 to
69.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 66.
.FRIDAY...Sunny. Highs 77 to 92.

&&
                           TEMPERATURE    /    PRECIPITATION
SHASTA DAM             73  104   74  106  /   0    0    0    0


$$
=

CAZ014-091100-
Burney Basin / Eastern Shasta County-
Including the city of Burney
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 49 to 60. Light winds.
.SATURDAY...Mostly sunny. Highs 82 to 93 higher elevations...
91 to 97 lower elevations. Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 51 to 64. Light winds.
.SUNDAY...Sunny. Highs 87 to 100. Light winds.
.SUNDAY NIGHT...Clear. Lows 53 to 66. Prevailing west winds up to
10 mph in the evening becoming light.
.MONDAY...Sunny. Highs 89 to 101.
.MONDAY NIGHT...Clear. Lows 53 to 67.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 87 to 98. Lows 52 to
67.
.WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs 81 to 92. Lows
48 to 63.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 77 to 88. Lows
46 to 61.
.FRIDAY...Sunny. Highs 75 to 86.

&&
                           TEMPERATURE    /    PRECIPITATION
BURNEY                 53   94   57   97  /   0    0    0    0


$$
=

CAZ015-091100-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 68 to 76. Light winds becoming north up to
10 mph after midnight.
.SATURDAY...Sunny. Highs 100 to 106. North winds up to 10 mph
shifting to the southeast in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 69 to 77. South winds up to
10 mph in the evening becoming light.
.SUNDAY...Sunny. Highs 101 to 107. Light winds.
.SUNDAY NIGHT...Clear. Lows 69 to 77. South winds up to 10 mph in
the evening becoming light.
.MONDAY...Sunny. Highs 100 to 108.
.MONDAY NIGHT...Clear. Lows 67 to 75.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 96 to 103. Lows 64 to
74.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 87 to 97. Lows 61 to 71.

&&
                           TEMPERATURE    /    PRECIPITATION
REDDING                69  105   70  107  /   0    0    0    0
RED BLUFF              71  105   72  106  /   0    0    0    0


$$
=

CAZ016-091100-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 66 to 74. Light winds.
.SATURDAY...Sunny. Highs around 101. Light winds becoming south
up to 10 mph in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 65 to 73. South winds up to
10 mph.
.SUNDAY...Sunny. Highs around 101. Light winds becoming south up
to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 65 to 73. South winds up to 10 mph.
.MONDAY...Sunny. Highs around 101.
.MONDAY NIGHT...Clear. Lows 62 to 70.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs around 97. Lows 59 to
69.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs around 90. Lows 57 to
66.

&&
                           TEMPERATURE    /    PRECIPITATION
CHICO                  74  102   74  104  /   0    0    0    0
OROVILLE               71  102   71  103  /   0    0    0    0
MARYSVILLE/YUBA CITY   68  102   67  103  /   0    0    0    0


$$
=

CAZ017-091100-
Southern Sacramento Valley-
Including the city of Sacramento
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 63 to 73. Light winds.
.SATURDAY...Sunny. Highs 99 to 105. Southwest winds up to 10 mph.
.SATURDAY NIGHT...Clear. Lows 62 to 72. Southwest winds up to
10 mph with gusts to around 20 mph.
.SUNDAY...Sunny. Highs 98 to 104. Southwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 60 to 70. Southwest winds up to
10 mph with gusts to around 20 mph.
.MONDAY...Sunny. Highs 95 to 103.
.MONDAY NIGHT...Clear. Lows 58 to 67.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 91 to 99. Lows 57 to
67.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 84 to 94. Lows 55 to 63.

&&
                           TEMPERATURE    /    PRECIPITATION
SACRAMENTO             68  103   66  102  /   0    0    0    0
SAC EXEC AIRPORT       67  102   64  101  /   0    0    0    0


$$
=

CAZ018-091100-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 60 to 68. West winds 10 to 15 mph.
.SATURDAY...Sunny. Highs 92 to 98...except 86 to 92 near the bay.
West winds 10 to 15 mph with gusts to around 25 mph.
.SATURDAY NIGHT...Clear. Lows 58 to 66. West winds 10 to 15 mph
with gusts to around 25 mph.
.SUNDAY...Sunny. Highs 92 to 98...except 86 to 92 near the bay.
West winds 10 to 15 mph.
.SUNDAY NIGHT...Clear. Lows 57 to 65. West winds 10 to 15 mph
with gusts to around 25 mph.
.MONDAY...Sunny. Highs 88 to 94.
.MONDAY NIGHT...Clear. Lows 57 to 63.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 85 to 91. Lows 56 to
63.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 80 to 86. Lows 56 to 62.

&&
                           TEMPERATURE    /    PRECIPITATION
FAIRFIELD/SUISUN       63  100   61   99  /   0    0    0    0


$$
=

CAZ019-091100-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 65 to 73. Northwest winds up to 10 mph.
.SATURDAY...Sunny. Highs 97 to 104. Northwest winds up to 10 mph.
.SATURDAY NIGHT...Clear. Lows 63 to 73. Northwest winds up to
10 mph with gusts to around 20 mph.
.SUNDAY...Sunny. Highs 97 to 103. Northwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 63 to 73. Northwest winds up to
10 mph with gusts to around 20 mph.
.MONDAY...Sunny. Highs 96 to 102.
.MONDAY NIGHT...Clear. Lows 61 to 71.
.TUESDAY THROUGH WEDNESDAY NIGHT...Clear. Highs 89 to 99. Lows
58 to 68.
.THURSDAY THROUGH FRIDAY...Clear. Highs 83 to 93. Lows 55 to 63.

&&
                           TEMPERATURE    /    PRECIPITATION
STOCKTON               67  104   64  104  /   0    0    0    0
MODESTO                71  103   69  102  /   0    0    0    0


$$
=

CAZ063-091100-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 62 to 76 higher elevations...71 to
79 lower elevations. Prevailing south winds up to 10 mph shifting
to the northwest after midnight.
.SATURDAY...Sunny. Highs 82 to 97 higher elevations...98 to
104 lower elevations. Prevailing north winds up to 10 mph
shifting to the east in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 64 to 76 higher elevations...
72 to 80 lower elevations. Prevailing south winds up to 10 mph
shifting to the west after midnight.
.SUNDAY...Sunny. Highs 83 to 98 higher elevations...99 to
105 lower elevations. Prevailing northwest winds up to 10 mph
shifting to the east in the afternoon.
.SUNDAY NIGHT...Clear. Lows 65 to 77 higher elevations...72 to
80 lower elevations. Prevailing south winds up to 10 mph shifting
to the west after midnight.
.MONDAY...Sunny. Highs 86 to 101.
.MONDAY NIGHT...Clear. Lows 63 to 77.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 83 to 98. Lows 61 to
76.
.WEDNESDAY THROUGH THURSDAY NIGHT...Clear. Highs 77 to 92. Lows
56 to 71.
.FRIDAY...Sunny. Highs 72 to 87.

&&
                           TEMPERATURE    /    PRECIPITATION
ALDER SPRINGS          69   88   70   89  /   0    0    0    0


$$
=

CAZ066-091100-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 67 to 78. Light winds becoming northeast
up to 10 mph after midnight.
.SATURDAY...Sunny. Highs 90 to 104. Prevailing northeast winds up
to 10 mph shifting to the southwest in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 69 to 79. Prevailing south
winds up to 10 mph shifting to the east after midnight.
.SUNDAY...Sunny. Highs 91 to 105. Light winds.
.SUNDAY NIGHT...Clear. Lows 69 to 78. Prevailing south winds up
to 10 mph in the evening becoming light.
.MONDAY...Sunny. Highs 91 to 105.
.MONDAY NIGHT...Clear. Lows 67 to 75.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 87 to 101. Lows 64 to
75.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 79 to 94. Lows 59 to 70.

&&
                           TEMPERATURE    /    PRECIPITATION
PARADISE               76   95   76   96  /   0    0    0    0


$$
=

CAZ067-091100-
Motherlode-
Including the cities of Grass Valley and Jackson
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 66 to 74. Light winds.
.SATURDAY...Sunny. Highs 92 to 102. Light winds becoming west up
to 10 mph in the afternoon.
.SATURDAY NIGHT...Clear. Lows 67 to 75. Prevailing west winds up
to 10 mph in the evening becoming light.
.SUNDAY...Sunny. Highs 92 to 102. Light winds becoming west up to
10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 66 to 74. Prevailing west winds up to
10 mph in the evening becoming light.
.MONDAY...Sunny. Highs 91 to 101.
.MONDAY NIGHT...Clear. Lows 63 to 73.
.TUESDAY THROUGH WEDNESDAY...Clear. Highs 84 to 97. Lows 60 to
73.
.WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 56 to 66. Highs
79 to 94.

&&
                           TEMPERATURE    /    PRECIPITATION
GRASS VALLEY           68   94   68   95  /   0    0    0    0
JACKSON                69   98   68   98  /   0    0    0    0


$$
=

CAZ068-091100-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 54 to 69. Light winds becoming northeast
up to 10 mph after midnight.
.SATURDAY...Sunny. Highs 75 to 90 higher elevations...82 to
97 lower elevations. Light winds becoming west up to 10 mph in
the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 56 to 71. Prevailing west
winds up to 10 mph in the evening becoming light.
.SUNDAY...Sunny, warmer. Highs 78 to 93 higher elevations...84 to
99 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.SUNDAY NIGHT...Clear. Lows 57 to 72. Prevailing west winds up to
10 mph in the evening becoming light.
.MONDAY...Sunny. Highs 82 to 97.
.MONDAY NIGHT...Clear. Lows 56 to 71.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 80 to 95. Lows 55 to
70.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 71 to 86. Lows 51 to 66.

&&
                           TEMPERATURE    /    PRECIPITATION
QUINCY                 51   98   54  102  /   0    0    0    0
CHESTER                53   93   55   96  /   0    0    0    0


$$
=

CAZ069-091100-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
522 PM PDT Fri Aug 8 2025

.TONIGHT...Clear. Lows 49 to 64 higher elevations...60 to
74 lower elevations. Prevailing west winds up to 10 mph shifting
to the east after midnight.
.SATURDAY...Sunny. Highs 73 to 88 higher elevations...87 to
97 lower elevations. Prevailing east winds up to 10 mph shifting
to the southwest in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 51 to 66 higher elevations...
61 to 75 lower elevations. Prevailing west winds up to 10 mph
shifting to the east after midnight.
.SUNDAY...Sunny. Highs 75 to 90 higher elevations...88 to
98 lower elevations. Prevailing east winds up to 10 mph shifting
to the west in the afternoon.
.SUNDAY NIGHT...Clear. Lows 52 to 67 higher elevations...62 to
76 lower elevations. Prevailing west winds up to 10 mph shifting
to the east after midnight.
.MONDAY...Sunny. Highs 80 to 95.
.MONDAY NIGHT...Clear. Lows 55 to 70.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs 78 to 93. Lows 54 to
69.
.WEDNESDAY THROUGH FRIDAY...Clear. Highs 70 to 85. Lows 50 to 65.

&&
                           TEMPERATURE    /    PRECIPITATION
BLUE CANYON            67   85   69   87  /   0    0    0    0


$$
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