Zone Forecast Product
Issued by NWS Sacramento, CA

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388
FPUS56 KSTO 281222
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
522 AM PDT Thu Aug 28 2025

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


CAZ013-282300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 78 to 93 higher elevations...87 to 96 lower
elevations. Light winds becoming south up to 10 mph in the
afternoon.
.TONIGHT...Clear. Lows 53 to 68. Light winds.
.FRIDAY...Sunny. Highs 79 to 94 higher elevations...89 to
98 lower elevations. Light winds becoming south up to 10 mph in
the afternoon.
.FRIDAY NIGHT...Clear. Lows 52 to 67 higher elevations...60 to
70 lower elevations. Prevailing southwest winds up to 10 mph in
the evening becoming light.
.SATURDAY...Sunny. Highs 80 to 95 higher elevations...91 to
99 lower elevations. Light winds becoming south up to 10 mph in
the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 68.
.SUNDAY...Mostly sunny. Highs 81 to 96.
.SUNDAY NIGHT...Mostly clear. Lows 53 to 68.
.LABOR DAY AND MONDAY NIGHT...Clear. Highs 81 to 96. Lows 54 to
69.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 84 to 99. Lows
55 to 70.

&&
                        TEMPERATURE  /  PRECIPITATION
SHASTA DAM             94   67   96  /   0    0    0


$$
=

CAZ014-282300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 79 to 90. Light winds becoming west up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 45 to 58. Light winds. Gusts up to 20 mph.
.FRIDAY...Sunny. Highs 79 to 91. Light winds becoming west up to
10 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 45 to 58. Prevailing west winds up to
10 mph in the evening becoming light.
.SATURDAY...Sunny. Highs 80 to 91. Light winds becoming west up
to 10 mph in the afternoon.
.SATURDAY NIGHT...Clear. Lows 46 to 58.
.SUNDAY...Mostly sunny. Highs 80 to 91.
.SUNDAY NIGHT...Mostly clear. Lows 45 to 58.
.LABOR DAY AND MONDAY NIGHT...Clear. Highs 81 to 92. Lows 45 to
59.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 80 to 95. Lows
46 to 60.

&&
                        TEMPERATURE  /  PRECIPITATION
BURNEY                 87   48   88  /   0    0    0


$$
=

CAZ015-282300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs around 94. Light winds becoming south up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 60 to 70. South winds up to 10 mph in the
evening becoming light.
.FRIDAY...Sunny. Highs around 96. Light winds becoming south up
to 10 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 62 to 70. South winds up to 10 mph in
the evening becoming light.
.SATURDAY...Sunny. Highs around 96. Light winds.
.SATURDAY NIGHT...Clear. Lows 62 to 70.
.SUNDAY...Mostly sunny. Highs around 96.
.SUNDAY NIGHT THROUGH TUESDAY...Clear. Lows 62 to 70. Highs 94 to
100.
.TUESDAY NIGHT...Mostly clear. Lows 64 to 72.
.WEDNESDAY...Sunny. Highs around 100.

&&
                        TEMPERATURE  /  PRECIPITATION
REDDING                96   61   98  /   0    0    0
RED BLUFF              96   64   97  /   0    0    0


$$
=

CAZ016-282300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs around 94. Light winds becoming south up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 57 to 67. South winds up to 10 mph.
.FRIDAY...Sunny. Highs around 94. Light winds becoming south up
to 10 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 58 to 68. South winds up to 10 mph.
.SATURDAY...Sunny. Highs around 95. Light winds becoming south up
to 10 mph in the afternoon.
.SATURDAY NIGHT...Clear. Lows 60 to 68.
.SUNDAY...Mostly sunny. Highs around 95.
.SUNDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 59 to 69. Highs
around 96.

&&
                        TEMPERATURE  /  PRECIPITATION
CHICO                  95   65   96  /   0    0    0
OROVILLE               95   63   96  /   0    0    0
MARYSVILLE/YUBA CITY   96   59   96  /   0    0    0


$$
=

CAZ017-282300-
Southern Sacramento Valley-
Including the city of Sacramento
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 91 to 97. Southwest winds up to 10 mph with
gusts to around 20 mph.
.TONIGHT...Clear. Lows 55 to 65. South winds up to 10 mph with
gusts to around 20 mph.
.FRIDAY...Sunny. Highs 92 to 98. South winds up to 10 mph.
.FRIDAY NIGHT...Clear. Lows 57 to 67. Southwest winds up to
10 mph with gusts to around 20 mph.
.SATURDAY...Sunny. Highs 93 to 99. Southwest winds up to 10 mph.
.SATURDAY NIGHT...Clear. Lows 58 to 68.
.SUNDAY...Sunny. Highs 94 to 100.
.SUNDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 58 to 68. Highs
92 to 101.

&&
                        TEMPERATURE  /  PRECIPITATION
SACRAMENTO             95   60   96  /   0    0    0
SAC EXEC AIRPORT       94   58   95  /   0    0    0


$$
=

CAZ018-282300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Near the bay, mostly cloudy in the morning then
clearing. Highs 85 to 91. West winds 10 to 15 mph with gusts to
around 25 mph.
.TONIGHT...Clear. Lows 55 to 61. West winds 10 to 15 mph with
gusts to around 25 mph.
.FRIDAY...Sunny. Near the bay, partly cloudy in the morning then
clearing. Highs 85 to 91. West winds 10 to 15 mph with gusts to
around 25 mph.
.FRIDAY NIGHT...Clear. Lows 56 to 62. West winds 10 to 15 mph
with gusts to around 25 mph.
.SATURDAY...Sunny. Highs 89 to 95. West winds 10 to 15 mph.
.SATURDAY NIGHT...Clear. Lows 58 to 64.
.SUNDAY...Sunny. Highs 88 to 94.
.SUNDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 57 to 63. Highs
88 to 94.

&&
                        TEMPERATURE  /  PRECIPITATION
FAIRFIELD/SUISUN       92   57   93  /   0    0    0


$$
=

CAZ019-282300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 90 to 96. Northwest winds up to 10 mph with
gusts to around 20 mph.
.TONIGHT...Clear. Lows 56 to 66. Northwest winds up to 10 mph
with gusts to around 20 mph.
.FRIDAY...Sunny. Highs 90 to 96. Northwest winds up to 10 mph
with gusts to around 20 mph.
.FRIDAY NIGHT...Clear. Lows 59 to 69. Northwest winds up to
15 mph.
.SATURDAY...Sunny. Highs 92 to 98. Northwest winds up to 15 mph.
.SATURDAY NIGHT...Clear. Lows 61 to 71.
.SUNDAY...Sunny. Highs 92 to 98.
.SUNDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 59 to 69. Highs
90 to 99.

&&
                        TEMPERATURE  /  PRECIPITATION
STOCKTON               95   59   96  /   0    0    0
MODESTO                94   62   94  /   0    0    0


$$
=

CAZ063-282300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 74 to 89 higher elevations...89 to 95 lower
elevations. Prevailing southeast winds up to 10 mph.
.TONIGHT...Clear. Lows 58 to 70 higher elevations...65 to
73 lower elevations. Prevailing west winds up to 10 mph.
.FRIDAY...Mostly sunny. Highs 74 to 89 higher elevations...90 to
96 lower elevations. Prevailing west winds up to 10 mph shifting
to the southeast in the afternoon.
.FRIDAY NIGHT...Clear. Lows 56 to 70 higher elevations...65 to
73 lower elevations. Prevailing west winds up to 10 mph.
.SATURDAY...Sunny. Highs 74 to 89 higher elevations...91 to
96 lower elevations. Prevailing northwest winds up to 10 mph
shifting to the southeast in the afternoon.
.SATURDAY NIGHT...Clear. Lows 58 to 73.
.SUNDAY...Mostly sunny. Highs 78 to 93.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Clear. Lows 59 to 74. Highs
79 to 94.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 80 to 95. Lows
60 to 75.

&&
                        TEMPERATURE  /  PRECIPITATION
ALDER SPRINGS          81   64   81  /   0    0    0


$$
=

CAZ066-282300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 84 to 96. Light winds becoming southwest up
to 10 mph in the afternoon.
.TONIGHT...Clear. Lows 61 to 73. Light winds.
.FRIDAY...Sunny. Highs 84 to 96. Light winds.
.FRIDAY NIGHT...Clear. Lows 62 to 73. Prevailing south winds up
to 10 mph in the evening becoming light.
.SATURDAY...Sunny. Highs 85 to 97. Light winds.
.SATURDAY NIGHT...Clear. Lows 62 to 73.
.SUNDAY...Mostly sunny. Highs 85 to 97.
.SUNDAY NIGHT...Mostly clear. Lows 62 to 73.
.LABOR DAY THROUGH TUESDAY...Clear. Highs 85 to 97. Lows 62 to
73.
.TUESDAY NIGHT...Mostly clear. Lows 63 to 74.
.WEDNESDAY...Sunny. Highs 88 to 100.

&&
                        TEMPERATURE  /  PRECIPITATION
PARADISE               89   69   89  /   0    0    0


$$
=

CAZ067-282300-
Motherlode-
Including the cities of Grass Valley and Jackson
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 86 to 96. Light winds becoming west up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 60 to 68. Prevailing northwest winds up to
10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 85 to 95. Light winds becoming west up to
10 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 62 to 70. Prevailing west winds up to
10 mph in the evening becoming light.
.SATURDAY...Sunny. Highs 87 to 97. Light winds becoming west up
to 10 mph in the afternoon.
.SATURDAY NIGHT...Clear. Lows 62 to 72.
.SUNDAY...Sunny. Highs 88 to 98.
.SUNDAY NIGHT...Mostly clear. Lows 62 to 72.
.LABOR DAY THROUGH WEDNESDAY...Clear. Highs 88 to 98. Lows 61 to
72.

&&
                        TEMPERATURE  /  PRECIPITATION
GRASS VALLEY           89   62   88  /   0    0    0
JACKSON                92   61   91  /   0    0    0


$$
=

CAZ068-282300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 68 to 83 higher elevations...75 to 90 lower
elevations. Light winds becoming southwest up to 10 mph in the
afternoon.
.TONIGHT...Clear. Lows 51 to 66. Light winds.
.FRIDAY...Sunny. Highs 69 to 84 higher elevations...75 to
90 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.FRIDAY NIGHT...Clear. Lows 51 to 66. Prevailing southwest winds
up to 10 mph in the evening becoming light.
.SATURDAY...Sunny. Highs 70 to 85 higher elevations...76 to
91 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.SATURDAY NIGHT...Clear. Lows 52 to 67.
.SUNDAY...Mostly sunny. Highs 74 to 89.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 67.
.LABOR DAY AND MONDAY NIGHT...Clear. Highs 74 to 89. Lows 52 to
67.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 76 to 91. Lows
53 to 68.

&&
                        TEMPERATURE  /  PRECIPITATION
QUINCY                 91   46   91  /   0    0    0
CHESTER                86   47   86  /   0    0    0


$$
=

CAZ069-282300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
522 AM PDT Thu Aug 28 2025

.TODAY...Sunny. Highs 67 to 82 higher elevations...81 to 91 lower
elevations. Prevailing east winds up to 10 mph shifting to the
west in the afternoon.
.TONIGHT...Clear. Lows 46 to 61 higher elevations...56 to
69 lower elevations. Prevailing northwest winds up to 10 mph
shifting to the northeast after midnight.
.FRIDAY...Sunny. Highs 66 to 81 higher elevations...81 to
91 lower elevations. Prevailing east winds up to 10 mph shifting
to the west in the afternoon.
.FRIDAY NIGHT...Clear. Lows 46 to 61 higher elevations...56 to
70 lower elevations. Prevailing west winds up to 10 mph shifting
to the northeast after midnight.
.SATURDAY...Sunny. Highs 68 to 83 higher elevations...82 to
92 lower elevations. Prevailing east winds up to 10 mph shifting
to the southwest in the afternoon.
.SATURDAY NIGHT...Clear. Lows 52 to 67.
.SUNDAY...Mostly sunny. Highs 73 to 88.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 67.
.LABOR DAY AND MONDAY NIGHT...Clear. Highs 74 to 89. Lows 52 to
67.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 74 to 89. Lows
52 to 67.

&&
                        TEMPERATURE  /  PRECIPITATION
BLUE CANYON            80   63   80  /   0    0    0


$$
=