Zone Forecast Product
Issued by NWS Sacramento, CA

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379
FPUS56 KSTO 301723
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
1022 AM PDT Sat Aug 30 2025

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


CAZ013-302300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
1022 AM PDT Sat Aug 30 2025

.TODAY...Areas of smoke early in the morning. Sunny. Highs 81 to
96 higher elevations...92 to 101 lower elevations. Light winds
becoming south up to 10 mph in the afternoon.
.TONIGHT...Clear. Areas of smoke after midnight. Lows 54 to
69 higher elevations...62 to 72 lower elevations. Light winds
becoming north up to 10 mph after midnight.
.SUNDAY...Mostly sunny. Highs 81 to 96 higher elevations...92 to
101 lower elevations. Prevailing north winds up to 10 mph
shifting to the south in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 69. Prevailing southwest
winds up to 10 mph shifting to the north after midnight.
.LABOR DAY...Sunny. Highs 83 to 98 higher elevations...93 to
103 lower elevations. Prevailing north winds up to 10 mph
shifting to the south in the afternoon.
.MONDAY NIGHT...Clear. Lows 57 to 72.
.TUESDAY...Mostly sunny. Warmer. Highs 88 to 103.
.TUESDAY NIGHT...Partly cloudy. Lows 58 to 73.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 85 to 100. Lows
58 to 73.
.THURSDAY NIGHT...Partly cloudy. Lows 57 to 72.
.FRIDAY...Mostly sunny. Highs 80 to 95.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             98   70   99  /   0    0    0


$$
=

CAZ014-302300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 81 to 92. Light winds becoming west up to
10 mph in the afternoon.
.TONIGHT...Areas of smoke in the evening. Clear. Lows 48 to 59.
Prevailing southwest winds up to 10 mph in the evening becoming
light.
.SUNDAY...Mostly sunny. Highs 82 to 93. Light winds becoming west
up to 10 mph in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 48 to 60. Prevailing southwest
winds up to 10 mph with gusts to around 25 mph in the evening
becoming light.
.LABOR DAY...Sunny. Highs 83 to 95. Light winds becoming
southwest up to 10 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 50 to 61.
.TUESDAY...Mostly sunny. Highs 83 to 96.
.TUESDAY NIGHT...Partly cloudy. Lows 49 to 61.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 81 to 95. Lows
49 to 62.
.THURSDAY NIGHT...Partly cloudy. Lows 48 to 61.
.FRIDAY...Mostly sunny. Highs 80 to 92.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 90   50   90  /   0    0    0


$$
=

CAZ015-302300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs around 98. Light winds becoming south up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 63 to 73. South winds up to 10 mph in the
evening becoming light.
.SUNDAY...Mostly sunny. Highs 96 to 102. North winds up to 10 mph
shifting to the south in the afternoon.
.SUNDAY NIGHT...Clear. Lows 63 to 71. South winds up to 10 mph
with gusts to around 20 mph in the evening becoming light.
.LABOR DAY...Sunny. Highs around 100. Light winds becoming south
up to 10 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 66 to 74.
.TUESDAY...Mostly sunny. Highs 97 to 105.
.TUESDAY NIGHT...Mostly clear. Lows 66 to 74.
.WEDNESDAY...Sunny. Highs 97 to 103.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 66 to 74.
Highs 95 to 103.
.THURSDAY NIGHT...Partly cloudy. Lows 64 to 72.
.FRIDAY...Mostly sunny. Highs 91 to 97.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING               100   65  101  /   0    0    0
RED BLUFF             100   66  100  /   0    0    0


$$
=

CAZ016-302300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs around 97. Light winds becoming south up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 61 to 71. Southwest winds up to 10 mph in
the evening becoming light.
.SUNDAY...Mostly sunny. Highs 94 to 100. Light winds becoming
south up to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 60 to 70. Southeast winds up to
10 mph.
.LABOR DAY...Sunny. Highs around 98. Light winds becoming
southwest up to 10 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 63 to 73.
.TUESDAY...Mostly sunny. Highs around 98.
.TUESDAY NIGHT...Mostly clear. Lows 63 to 71.
.WEDNESDAY...Sunny. Highs around 97.
.WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 60 to 70.
Highs 92 to 97.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  98   70   98  /   0    0    0
OROVILLE               99   67   98  /   0    0    0
MARYSVILLE/YUBA CITY  100   64  100  /   0    0    0


$$
=

CAZ017-302300-
Southern Sacramento Valley-
Including the city of Sacramento
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 96 to 102. West winds up to 10 mph.
.TONIGHT...Clear. Lows 60 to 70. West winds up to 10 mph in the
evening becoming light.
.SUNDAY...Sunny. Highs 96 to 102. Southwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 59 to 69. Southwest winds up to
10 mph with gusts to around 20 mph.
.LABOR DAY...Sunny. Highs 97 to 103. Southwest winds up to
10 mph.
.MONDAY NIGHT...Clear. Lows 61 to 71.
.TUESDAY...Mostly sunny. Highs 95 to 101.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear. Lows 59 to 69.
Highs 95 to 101.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 88 to 98. Lows
58 to 68.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO            101   66  102  /   0    0    0
SAC EXEC AIRPORT      100   64  100  /   0    0    0


$$
=

CAZ018-302300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 93 to 99. West winds around 10 mph with
gusts to around 20 mph.
.TONIGHT...Clear. Lows 60 to 66. West winds 10 to 15 mph.
.SUNDAY...Sunny. Highs 91 to 97. West winds around 10 mph with
gusts to around 20 mph.
.SUNDAY NIGHT...Clear. Lows 58 to 64. Southwest winds 10 to
15 mph.
.LABOR DAY...Sunny. Highs 91 to 97. West winds around 10 mph with
gusts to around 20 mph.
.MONDAY NIGHT...Clear. Lows 59 to 65.
.TUESDAY...Sunny. Highs 89 to 95.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear. Lows 57 to 63.
Highs 89 to 95.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 83 to 89. Lows
56 to 63.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN      102   62   99  /   0    0    0


$$
=

CAZ019-302300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 94 to 102. Northwest winds up to 10 mph
with gusts to around 20 mph.
.TONIGHT...Clear. Lows 63 to 73. Northwest winds up to 15 mph.
.SUNDAY...Sunny. Highs 94 to 102. Northwest winds up to 10 mph
with gusts to around 20 mph.
.SUNDAY NIGHT...Clear. Lows 62 to 72. Northwest winds up to
15 mph.
.LABOR DAY...Sunny. Highs 95 to 101. Northwest winds up to
10 mph.
.MONDAY NIGHT...Clear. Lows 63 to 73.
.TUESDAY...Sunny. Highs 94 to 100.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear. Lows 61 to 71.
Highs 93 to 100.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 88 to 97. Lows
60 to 70.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON              102   64  101  /   0    0    0
MODESTO                99   70  101  /   0    0    0


$$
=

CAZ063-302300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 76 to 91 higher elevations...92 to 98 lower
elevations. Prevailing northwest winds up to 10 mph shifting to
the southeast in the afternoon.
.TONIGHT...Clear. Lows 57 to 71 higher elevations...67 to
75 lower elevations. Prevailing west winds up to 10 mph.
.SUNDAY...Mostly sunny. Highs 76 to 91 higher elevations...93 to
99 lower elevations. Prevailing northwest winds up to 10 mph
shifting to the southeast in the afternoon.
.SUNDAY NIGHT...Clear. Lows 57 to 71 higher elevations...66 to
74 lower elevations. Prevailing southwest winds up to 10 mph
shifting to the west after midnight.
.LABOR DAY...Sunny. Highs 78 to 93 higher elevations...94 to
99 lower elevations. Prevailing northwest winds up to 10 mph
shifting to the southeast in the afternoon.
.MONDAY NIGHT...Clear. Lows 63 to 78.
.TUESDAY...Mostly sunny. Highs 82 to 97.
.TUESDAY NIGHT...Mostly clear. Lows 63 to 78.
.WEDNESDAY...Sunny. Highs 81 to 96.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 62 to 77.
Highs 80 to 95.
.THURSDAY NIGHT...Partly cloudy. Cooler. Lows 59 to 74.
.FRIDAY...Mostly sunny. Highs 76 to 91.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          83   65   84  /   0    0    0


$$
=

CAZ066-302300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 86 to 98. Prevailing northeast winds up to
10 mph shifting to the southwest in the afternoon.
.TONIGHT...Clear. Lows 64 to 76. Light winds.
.SUNDAY...Mostly sunny. Highs 87 to 99. Prevailing east winds up
to 10 mph shifting to the southwest in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 64 to 76. Prevailing south
winds up to 10 mph shifting to the east after midnight.
.LABOR DAY...Sunny. Highs 88 to 100. Prevailing east winds up to
10 mph in the morning becoming light.
.MONDAY NIGHT...Clear. Lows 66 to 78.
.TUESDAY...Mostly sunny. Highs 88 to 102.
.TUESDAY NIGHT...Mostly clear. Lows 65 to 76.
.WEDNESDAY...Sunny. Highs 88 to 100.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 66 to 76.
Highs 86 to 100.
.THURSDAY NIGHT...Partly cloudy. Lows 64 to 74.
.FRIDAY...Mostly sunny. Highs 83 to 95.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               91   73   92  /   0    0    0


$$
=

CAZ067-302300-
Motherlode-
Including the cities of Grass Valley and Jackson
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 89 to 99. Light winds becoming west up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 64 to 74. Prevailing northwest winds up to
10 mph in the evening becoming light.
.SUNDAY...Sunny. Highs 90 to 100. Light winds becoming west up to
10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 64 to 74. Prevailing west winds up to
10 mph in the evening becoming light.
.LABOR DAY...Sunny. Highs 91 to 101. Light winds becoming west up
to 10 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 66 to 74.
.TUESDAY...Mostly sunny. Highs 89 to 99.
.TUESDAY NIGHT...Mostly clear. Lows 64 to 74.
.WEDNESDAY...Sunny. Highs 89 to 99.
.WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 63 to 74.
Highs 85 to 99.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           91   65   92  /   0    0    0
JACKSON                95   70   96  /   0    0    0


$$
=

CAZ068-302300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Highs 71 to 86 higher elevations...77 to 92 lower
elevations. Light winds becoming southwest up to 10 mph in the
afternoon.
.TONIGHT...Clear. Lows 54 to 69. Light winds.
.SUNDAY...Mostly sunny. Highs 72 to 87 higher elevations...78 to
93 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 69. Prevailing south
winds up to 10 mph shifting to the east after midnight.
.LABOR DAY...Sunny. Highs 73 to 88 higher elevations...80 to
94 lower elevations. Prevailing east winds up to 10 mph shifting
to the southwest in the afternoon.
.MONDAY NIGHT...Clear. Lows 55 to 70.
.TUESDAY...Mostly sunny. Highs 78 to 93.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 55 to 70.
Highs 77 to 92.
.THURSDAY NIGHT...Partly cloudy. Lows 54 to 69.
.FRIDAY...Mostly sunny. Highs 73 to 88.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 93   49   94  /   0    0    0
CHESTER                88   49   89  /   0    0    0


$$
=

CAZ069-302300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
1022 AM PDT Sat Aug 30 2025

.TODAY...Sunny. Areas of smoke in the afternoon. Highs 69 to
84 higher elevations...84 to 94 lower elevations. Prevailing east
winds up to 10 mph shifting to the west in the afternoon.
.TONIGHT...Clear. Lows 49 to 64 higher elevations...59 to
73 lower elevations. Prevailing northwest winds up to 10 mph
shifting to the east after midnight.
.SUNDAY...Sunny. Highs 70 to 85 higher elevations...85 to
95 lower elevations. Prevailing east winds up to 10 mph shifting
to the southwest in the afternoon.
.SUNDAY NIGHT...Clear. Lows 50 to 65 higher elevations...60 to
75 lower elevations. Prevailing west winds up to 10 mph shifting
to the east after midnight.
.LABOR DAY...Sunny. Highs 72 to 87 higher elevations...86 to
96 lower elevations. Prevailing east winds up to 10 mph shifting
to the southwest in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 55 to 70.
.TUESDAY...Partly cloudy with a slight chance of rain showers.
Highs 75 to 90.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 54 to 69.
.WEDNESDAY THROUGH FRIDAY...Mostly clear. Highs 74 to 89. Lows
54 to 69.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            82   65   83  /   0    0    0


$$
=