856
FPUS56 KSTO 020533
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
1033 PM PDT Mon Sep 1 2025

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


CAZ013-021100-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 57 to 72 higher elevations...64 to
76 lower elevations. Light winds becoming north up to 10 mph
after midnight.
.TUESDAY...Sunny in the morning then becoming partly cloudy.
Highs 84 to 99 higher elevations...94 to 103 lower elevations.
Prevailing northeast winds up to 10 mph shifting to the south in
the afternoon.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
mostly clear. At higher elevations, a slight chance of rain
showers after midnight. Lows 55 to 70 higher elevations...62 to
73 lower elevations. Prevailing southeast winds up to 10 mph
shifting to the north after midnight.
.WEDNESDAY...Mostly sunny. Highs 82 to 97 higher elevations...
92 to 102 lower elevations. Prevailing north winds up to 10 mph
shifting to the south in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 56 to 71 higher
elevations...63 to 75 lower elevations. Light winds.
.THURSDAY...Mostly sunny. Highs 84 to 99.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 54 to 69.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 79 to 94. Lows
52 to 67.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 73 to 88. Lows
50 to 65.
.SUNDAY NIGHT...Partly cloudy. Lows 47 to 62.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Highs 68 to 83.

&&
                           TEMPERATURE    /    PRECIPITATION
SHASTA DAM             73  101   71   99  /   0    0   10    0


$$
=

CAZ014-021100-
Burney Basin / Eastern Shasta County-
Including the city of Burney
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Areas of smoke in the evening. Clear. Lows 50 to 63.
Prevailing southwest winds up to 10 mph with gusts to around
25 mph in the evening becoming light.
.TUESDAY...Mostly sunny in the morning then becoming mostly
cloudy. Highs 82 to 95. Light winds becoming south up to 10 mph
in the afternoon.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. At higher elevations, a slight chance of rain
showers. At lower elevations, a slight chance of rain showers
after midnight. Lows 49 to 62. Prevailing southwest winds up to
10 mph shifting to the southeast after midnight.
.WEDNESDAY...Mostly sunny. Highs 79 to 89 higher elevations...
88 to 94 lower elevations. Light winds.
.WEDNESDAY NIGHT...Mostly clear. Lows 49 to 63. Light winds.
.THURSDAY...Mostly sunny. Highs 81 to 95.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 60.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 79 to 90. Lows
45 to 60.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 70 to 85. Lows
42 to 57.
.SUNDAY NIGHT...Mostly cloudy. Lows 41 to 54.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Highs 67 to 79.

&&
                           TEMPERATURE    /    PRECIPITATION
BURNEY                 52   92   53   91  /   0    0   20    0


$$
=

CAZ015-021100-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 66 to 76. South winds up to 10 mph with
gusts to around 20 mph shifting to the north after midnight.
.TUESDAY...Mostly sunny. Highs 96 to 102. North winds up to
10 mph shifting to the south around 10 mph in the afternoon.
Gusts up to 20 mph.
.TUESDAY NIGHT...Mostly clear. Lows 64 to 72. Southeast winds up
to 10 mph with gusts to around 20 mph in the evening becoming
light.
.WEDNESDAY...Mostly sunny. Highs 94 to 100. Light winds.
.WEDNESDAY NIGHT...Mostly clear. Lows 65 to 73. South winds up to
10 mph in the evening becoming light.
.THURSDAY...Mostly sunny. Highs 94 to 102.
.THURSDAY NIGHT...Mostly clear. Lows 62 to 70.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 84 to 94. Lows 60 to
70.
.SUNDAY NIGHT...Partly cloudy. Lows 58 to 64.
.MONDAY...Mostly sunny. Highs 81 to 87.

&&
                           TEMPERATURE    /    PRECIPITATION
REDDING                67  101   66   99  /   0    0   10    0
RED BLUFF              69  101   67   99  /   0    0   10    0


$$
=

CAZ016-021100-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 64 to 74. Light winds.
.TUESDAY...Mostly sunny. Highs around 97. Southeast winds up to
10 mph with gusts to around 20 mph.
.TUESDAY NIGHT...Mostly clear. Lows 61 to 69. Southeast winds up
to 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 95. Southeast winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 62 to 70. South winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs around 95.
.THURSDAY NIGHT...Mostly clear. Lows 58 to 66.
.FRIDAY THROUGH MONDAY...Mostly clear. Highs 83 to 90. Lows 56 to
66.

&&
                           TEMPERATURE    /    PRECIPITATION
CHICO                  72   98   69   97  /   0   10   10    0
OROVILLE               70   98   66   96  /   0   10   10    0
MARYSVILLE/YUBA CITY   67   99   64   96  /   0   10   10    0


$$
=

CAZ017-021100-
Southern Sacramento Valley-
Including the city of Sacramento
1033 PM PDT Mon Sep 1 2025

...HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING...

.TONIGHT...Clear. Lows 64 to 74. Light winds.
.TUESDAY...Mostly sunny. Highs 94 to 102. South winds up to
10 mph with gusts to around 20 mph.
.TUESDAY NIGHT...Clear, cooler. Lows 58 to 68. Southwest winds up
to 10 mph with gusts to around 20 mph.
.WEDNESDAY...Mostly sunny. Highs 92 to 98. Southwest winds up to
10 mph.
.WEDNESDAY NIGHT...Clear. Lows 58 to 68. Southwest winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 90 to 98.
.THURSDAY NIGHT...Mostly clear. Lows 56 to 64.
.FRIDAY THROUGH MONDAY...Mostly clear. Highs 82 to 92. Lows 55 to
64.

&&
                           TEMPERATURE    /    PRECIPITATION
SACRAMENTO             68   98   63   96  /   0   10    0    0
SAC EXEC AIRPORT       67   98   61   94  /   0   10   10    0


$$
=

CAZ018-021100-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 61 to 69. West winds around 10 mph with
gusts to around 20 mph.
.TUESDAY...Mostly sunny. Highs 88 to 94. West winds 10 to 15 mph.
.TUESDAY NIGHT...Clear. Lows around 61. Southwest winds 10 to
15 mph with gusts to around 25 mph.
.WEDNESDAY...Sunny. Near the bay, mostly cloudy in the morning
then clearing. Mostly sunny. Highs 86 to 92. West winds 10 to
15 mph with gusts to around 25 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 57 to 63. West winds 10 to
15 mph with gusts to around 25 mph.
.THURSDAY...Mostly sunny. Highs 84 to 90.
.THURSDAY NIGHT...Mostly clear. Lows around 59.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 80 to 86. Lows
around 59.
.SATURDAY NIGHT...Clear. Lows around 59.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 80 to 86. Lows
around 60.

&&
                           TEMPERATURE    /    PRECIPITATION
FAIRFIELD/SUISUN       64   95   60   93  /   0   10   10    0


$$
=

CAZ019-021100-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
1033 PM PDT Mon Sep 1 2025

...HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING...

.TONIGHT...Areas of smoke early in the evening. Mostly clear.
Lows 66 to 76. Northwest winds up to 10 mph.
.TUESDAY...Mostly sunny. Highs 94 to 101. West winds up to 10 mph
with gusts to around 20 mph.
.TUESDAY NIGHT...Clear, cooler. Lows 60 to 70. Northwest winds up
to 10 mph with gusts to around 20 mph.
.WEDNESDAY...Sunny. Highs 90 to 98. Northwest winds up to 10 mph.
.WEDNESDAY NIGHT...Clear. Lows 60 to 70. Northwest winds up to
10 mph with gusts to around 20 mph.
.THURSDAY...Mostly sunny. Highs 90 to 96.
.THURSDAY NIGHT...Mostly clear. Lows 58 to 66.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 83 to 92. Lows
57 to 66.
.SATURDAY NIGHT...Clear. Lows 57 to 63.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 80 to 90. Lows 57 to
63.

&&
                           TEMPERATURE    /    PRECIPITATION
STOCKTON               68  101   62   97  /   0   10   10    0
MODESTO                72  101   67   96  /  10   10   10    0


$$
=

CAZ063-021100-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 62 to 76 higher elevations...71 to
79 lower elevations. Prevailing southwest winds up to 10 mph.
.TUESDAY...Mostly sunny. Highs 78 to 93 higher elevations...94 to
99 lower elevations. Prevailing north winds up to 10 mph shifting
to the southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Cooler. Lows 60 to 72 higher
elevations...67 to 75 lower elevations. Prevailing south winds up
to 10 mph shifting to the northwest after midnight.
.WEDNESDAY...Mostly sunny. Highs 76 to 91 higher elevations...
92 to 97 lower elevations. Prevailing north winds up to 10 mph
shifting to the east in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 59 to 73 higher
elevations...68 to 76 lower elevations. Prevailing south winds up
to 10 mph shifting to the northwest after midnight.
.THURSDAY...Mostly sunny. Highs 80 to 95.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 58 to 72.
.FRIDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs 73 to 88.
Lows 55 to 70.
.SUNDAY...Mostly sunny. Highs 68 to 83.
.SUNDAY NIGHT...Partly cloudy. Lows 51 to 66.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Highs 66 to 81.

&&
                           TEMPERATURE    /    PRECIPITATION
ALDER SPRINGS          70   86   66   83  /   0   10   10   10


$$
=

CAZ066-021100-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 67 to 80. Prevailing southeast winds up to
10 mph shifting to the east after midnight.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 88 to 100. Prevailing east winds up to 10 mph
shifting to the south in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 65 to 75. Prevailing east
winds up to 10 mph.
.WEDNESDAY...Mostly sunny. Highs 86 to 98. Prevailing east winds
up to 10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 65 to 76. Light winds.
.THURSDAY...Mostly sunny. Highs 86 to 98.
.THURSDAY NIGHT...Mostly clear. Lows 62 to 72.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs 77 to 92. Lows 57 to
72.
.SUNDAY NIGHT...Partly cloudy. Lows 56 to 65.
.MONDAY...Mostly sunny. Highs 72 to 84.

&&
                           TEMPERATURE    /    PRECIPITATION
PARADISE               77   93   71   90  /   0   10   10    0


$$
=

CAZ067-021100-
Motherlode-
Including the cities of Grass Valley and Jackson
1033 PM PDT Mon Sep 1 2025

...HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING...

.TONIGHT...Areas of smoke in the evening. Mostly clear. Lows
69 to 77. Light winds becoming east up to 10 mph after midnight.
.TUESDAY...Areas of smoke in the morning. Mostly cloudy with a
slight chance of rain showers in the morning, then mostly sunny
in the afternoon. Highs 91 to 101. Prevailing east winds up to
10 mph shifting to the southwest in the afternoon.
.TUESDAY NIGHT...Mostly clear. Cooler. Lows 63 to 73. Prevailing
southwest winds up to 10 mph in the evening becoming light.
.WEDNESDAY...Sunny. Highs 88 to 96. Light winds becoming
southwest up to 10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 64 to 74. Light winds.
.THURSDAY...Mostly sunny. Highs 86 to 96.
.THURSDAY NIGHT...Mostly clear. Lows 60 to 70.
.FRIDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 77 to 91. Lows
55 to 70.
.MONDAY...Mostly sunny. Highs 74 to 84.

&&
                           TEMPERATURE    /    PRECIPITATION
GRASS VALLEY           70   93   66   89  /   0   10   10    0
JACKSON                72   97   66   92  /   0   10   10    0


$$
=

CAZ068-021100-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Clear. Lows 57 to 72. Prevailing southwest winds up to
10 mph shifting to the east after midnight.
.TUESDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 72 to 87 higher elevations...79 to 92 lower
elevations. Prevailing east winds up to 10 mph shifting to the
south in the afternoon.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 55 to 70. Prevailing southeast winds up to 10 mph
shifting to the east after midnight.
.WEDNESDAY...Mostly sunny. Highs 72 to 87 higher elevations...
78 to 93 lower elevations. Prevailing east winds up to 10 mph
shifting to the southwest in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 55 to 70. Light winds.
.THURSDAY...Mostly sunny. Highs 75 to 90.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 51 to 66.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 72 to 87. Lows
50 to 65.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 66 to 81. Lows
47 to 62.
.SUNDAY NIGHT...Partly cloudy. Lows 44 to 59.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Highs 61 to 76.

&&
                           TEMPERATURE    /    PRECIPITATION
QUINCY                 52   92   51   94  /   0   20   20   10
CHESTER                52   88   50   89  /   0   20   20   10


$$
=

CAZ069-021100-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
1033 PM PDT Mon Sep 1 2025

.TONIGHT...Mostly clear. Areas of smoke. Lows 52 to 67 higher
elevations...63 to 77 lower elevations. Prevailing southwest
winds up to 10 mph shifting to the east after midnight.
.TUESDAY...Mostly cloudy. A slight chance of rain showers in the
morning, then a slight chance of showers and thunderstorms in the
afternoon. At lower elevations, areas of smoke through the day.
At higher elevations, areas of smoke through the day. Highs 69 to
84 higher elevations...86 to 96 lower elevations. Prevailing east
winds up to 10 mph shifting to the south in the afternoon.
.TUESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Cooler. Lows 49 to 64 higher
elevations...59 to 74 lower elevations. Prevailing southeast
winds up to 10 mph shifting to the east after midnight.
.WEDNESDAY...Mostly sunny. Highs 70 to 85 higher elevations...
83 to 93 lower elevations. Prevailing east winds up to 10 mph
shifting to the southwest in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 65 higher
elevations...59 to 74 lower elevations. Light winds becoming
northeast up to 10 mph after midnight.
.THURSDAY...Mostly sunny. Highs 73 to 88.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 66.
.FRIDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 67 to 82. Lows
48 to 63.
.MONDAY...Mostly sunny. Highs 61 to 76.

&&
                           TEMPERATURE    /    PRECIPITATION
BLUE CANYON            68   83   66   82  /   0   10   20    0


$$
=