Zone Forecast Product
Issued by NWS Sacramento, CA

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264
FPUS56 KSTO 080524
ZFPSTO

Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
1023 PM PDT Sun Sep 7 2025

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


CAZ013-081100-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 45 to 60 higher elevations...54 to 64 lower
elevations. Light winds.
.MONDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs 63 to 78 higher
elevations...74 to 82 lower elevations. Prevailing south winds up
to 10 mph.
.MONDAY NIGHT...Rain showers likely and a chance of thunderstorms
in the evening, then rain showers likely and a slight chance of
thunderstorms after midnight. Lows 44 to 59 higher elevations...
52 to 62 lower elevations. Prevailing southwest winds up to
10 mph in the evening becoming light.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then rain showers likely and a chance of thunderstorms
in the afternoon. Highs 60 to 75 higher elevations...71 to
79 lower elevations. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms in the evening, then partly
cloudy with a slight chance of rain showers after midnight. Lows
43 to 58 higher elevations...51 to 61 lower elevations. Light
winds.
.WEDNESDAY...Mostly cloudy with a chance of thunderstorms and a
slight chance of rain showers. Warmer. Highs 65 to 80.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 46 to 61.
.THURSDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 66 to 81.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 46 to 61.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 70 to 85. Lows
47 to 62.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 47 to 62.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 69 to 84.

&&
                           TEMPERATURE    /    PRECIPITATION
SHASTA DAM             62   80   60   77  /   0   50   70   60


$$
=

CAZ014-081100-
Burney Basin / Eastern Shasta County-
Including the city of Burney
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 38 to
51. Prevailing west winds up to 10 mph in the evening becoming
light.
.MONDAY...Mostly sunny. A slight chance of rain showers in the
afternoon. Highs 66 to 77. Light winds becoming southwest 5 to
15 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 39 to 52. Prevailing
southwest winds up to 10 mph with gusts to around 25 mph in the
evening becoming light.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then a chance of showers and thunderstorms in the
afternoon. Highs 60 to 71. Light winds.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain showers and a
slight chance of thunderstorms in the evening. Lows 37 to 50.
Light winds.
.WEDNESDAY...Mostly cloudy with a slight chance of showers and
thunderstorms. Highs 61 to 74.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 38 to 51.
.THURSDAY...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 62 to 74.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows 37 to 52.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 67 to 80. Lows
37 to 52.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy with a slight chance
of rain showers. Lows 39 to 53. Highs 66 to 80.

&&
                           TEMPERATURE    /    PRECIPITATION
BURNEY                 42   74   45   68  /   0   30   50   50


$$
=

CAZ015-081100-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 56 to
62. Southeast winds up to 10 mph. Gusts up to 20 mph in the
evening.
.MONDAY...Mostly sunny. A chance of rain showers and a slight
chance of thunderstorms in the afternoon. Highs around 81. South
winds up to 10 mph with gusts to around 25 mph.
.MONDAY NIGHT...Mostly cloudy. Rain showers likely and a slight
chance of thunderstorms in the evening, then a chance of rain
showers and a slight chance of thunderstorms after midnight. Lows
around 60. Southwest winds up to 10 mph with gusts to around
20 mph in the evening becoming light.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 74 to 80. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms in the evening, then mostly
clear after midnight. Lows 55 to 61. Light winds.
.WEDNESDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs around 80.
.WEDNESDAY NIGHT...Partly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 56 to 62.
.THURSDAY...Partly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs around 81.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 57 to 63.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs around 86. Lows
57 to 65.
.SATURDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 57 to 63.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs around 84.

&&
                           TEMPERATURE    /    PRECIPITATION
REDDING                57   82   58   79  /   0   40   60   50
RED BLUFF              59   82   60   77  /   0   40   60   50


$$
=

CAZ016-081100-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 54 to
62. Southeast winds up to 10 mph with gusts to around 20 mph.
.MONDAY...Mostly sunny. A slight chance of rain showers in the
afternoon. Highs around 81. South winds up to 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows
57 to 63. South winds up to 10 mph. Gusts up to 20 mph in the
evening.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 74 to 80. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Lows
55 to 61. Light winds.
.WEDNESDAY...Partly cloudy with a chance of rain showers. Highs
around 79.
.WEDNESDAY NIGHT...Partly cloudy with a chance of rain showers.
Lows 55 to 60.
.THURSDAY...Partly cloudy with a chance of rain showers. Highs
around 80.
.THURSDAY NIGHT...Mostly clear. Lows 55 to 61.
.FRIDAY AND FRIDAY NIGHT...Clear. Highs around 84. Lows 55 to 63.
.SATURDAY...Mostly sunny. Highs around 86.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. A slight chance of
rain showers. Lows 57 to 63. Highs around 85.

&&
                           TEMPERATURE    /    PRECIPITATION
CHICO                  63   83   63   79  /   0   20   40   40
OROVILLE               60   83   60   79  /   0   20   40   40
MARYSVILLE/YUBA CITY   60   83   60   80  /   0   10   30   40


$$
=

CAZ017-081100-
Southern Sacramento Valley-
Including the city of Sacramento
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly clear. Lows 56 to 62. South winds up to 10 mph
with gusts to around 20 mph.
.MONDAY...Sunny. Highs 78 to 84. South winds 10 to 15 mph.
.MONDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 58 to 64. Southwest winds up to 10 mph with gusts
to around 25 mph.
.TUESDAY...Mostly cloudy with a chance of rain showers in the
morning, then partly cloudy with a slight chance of rain showers
in the afternoon. Highs 77 to 83. Southwest winds up to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 56 to 62. Southwest winds up
to 10 mph.
.WEDNESDAY...Partly cloudy with a chance of rain showers. Highs
77 to 83.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 54 to 62.
.THURSDAY...Partly cloudy with a slight chance of rain showers.
Highs 79 to 85.
.THURSDAY NIGHT...Mostly clear. Lows 55 to 62.
.FRIDAY AND FRIDAY NIGHT...Clear. Highs 83 to 89. Lows 55 to 63.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 83 to 89. Lows
55 to 64.

&&
                           TEMPERATURE    /    PRECIPITATION
SACRAMENTO             61   83   64   81  /   0    0   20   30
SAC EXEC AIRPORT       60   81   63   80  /   0    0   20   30


$$
=

CAZ018-081100-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly clear. Lows around 61. West winds 10 to 15 mph
with gusts to around 25 mph.
.MONDAY...Mostly sunny. Near the bay, mostly cloudy in the
morning then clearing. Highs 76 to 82. West winds 10 to 15 mph
with gusts to around 25 mph.
.MONDAY NIGHT...Partly cloudy with a slight chance of rain
showers in the evening, then mostly cloudy with a chance of rain
showers after midnight. Lows around 63. West winds 10 to 15 mph
with gusts to around 25 mph.
.TUESDAY...Mostly cloudy with a chance of rain showers in the
morning, then partly cloudy with a slight chance of rain showers
in the afternoon. Highs 75 to 81. Southwest winds 10 to 15 mph.
.TUESDAY NIGHT...Mostly clear. Lows around 60. Southwest winds
10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Mostly cloudy with a chance of rain showers. Highs
73 to 79.
.WEDNESDAY NIGHT...Mostly clear. Lows around 58.
.THURSDAY...Partly cloudy with a slight chance of rain showers.
Highs 77 to 83.
.THURSDAY NIGHT...Mostly clear. Lows around 58.
.FRIDAY AND FRIDAY NIGHT...Clear. Highs 79 to 85. Lows around 58.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 80 to 86. Lows
around 59.

&&
                           TEMPERATURE    /    PRECIPITATION
FAIRFIELD/SUISUN       60   82   63   81  /   0   10   30   30


$$
=

CAZ019-081100-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly clear. Lows 57 to 63. Northwest winds up to
10 mph.
.MONDAY...Sunny. Highs 78 to 86. Northwest winds up to 10 mph
with gusts to around 20 mph.
.MONDAY NIGHT...Mostly clear. A slight chance of rain showers
after midnight. Lows 59 to 65. Northwest winds up to 15 mph.
.TUESDAY...Mostly cloudy in the morning then becoming mostly
sunny. A slight chance of rain showers. Highs 76 to 84. Northwest
winds up to 10 mph with gusts to around 20 mph.
.TUESDAY NIGHT...Mostly clear. Lows 56 to 62. West winds up to
15 mph.
.WEDNESDAY...Partly cloudy with a slight chance of rain showers.
Highs 75 to 83.
.WEDNESDAY NIGHT...Mostly clear. Lows 54 to 60.
.THURSDAY...Partly cloudy with a slight chance of rain showers.
Highs 77 to 85.
.THURSDAY NIGHT...Mostly clear. Lows 55 to 61.
.FRIDAY AND FRIDAY NIGHT...Clear. Highs 80 to 88. Lows 55 to 62.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 82 to 88. Lows
56 to 63.

&&
                           TEMPERATURE    /    PRECIPITATION
STOCKTON               60   85   62   83  /   0    0   20   30
MODESTO                62   85   64   82  /   0    0   10   20


$$
=

CAZ063-081100-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 47 to
59 higher elevations...56 to 64 lower elevations. Prevailing
southwest winds up to 10 mph.
.MONDAY...Partly cloudy with a slight chance of rain showers in
the morning, then mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms in the afternoon. Highs 58 to
73 higher elevations...73 to 80 lower elevations. Light winds
becoming south up to 10 mph in the afternoon. Gusts up to 25 mph.
.MONDAY NIGHT...Mostly cloudy. Rain showers likely and a slight
chance of thunderstorms in the evening, then a chance of rain
showers after midnight. Lows 46 to 58 higher elevations...56 to
62 lower elevations. Prevailing west winds up to 10 mph with
gusts to around 25 mph.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then rain showers likely and a slight chance of
thunderstorms in the afternoon. Highs 54 to 69 higher
elevations...71 to 76 lower elevations. Light winds becoming
southeast up to 10 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms in the evening, then mostly
clear after midnight. Lows 45 to 59 higher elevations...56 to
64 lower elevations. Prevailing west winds up to 10 mph.
.WEDNESDAY...Mostly cloudy with a slight chance of showers and
thunderstorms. Highs 61 to 76.
.WEDNESDAY NIGHT...Partly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 49 to 64.
.THURSDAY...Partly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 63 to 78.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 52 to 67.
Highs 66 to 81.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 51 to 66.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 67 to 82.

&&
                           TEMPERATURE    /    PRECIPITATION
ALDER SPRINGS          54   66   51   62  /   0   50   60   70


$$
=

CAZ066-081100-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 54 to
66. Prevailing southeast winds up to 10 mph.
.MONDAY...Mostly sunny. A slight chance of rain showers in the
afternoon. Highs 70 to 82. Prevailing south winds up to 10 mph
with gusts to around 25 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 52 to 64. Prevailing
southeast winds up to 10 mph.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 66 to 78. Light winds.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms in the evening, then partly
cloudy with a slight chance of rain showers after midnight. Lows
51 to 63. Light winds.
.WEDNESDAY...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 67 to 79.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 52 to 64.
.THURSDAY...Partly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 69 to 81.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 54 to 65.
.FRIDAY...Mostly sunny. Highs 73 to 85.
.FRIDAY NIGHT...Clear. Lows 56 to 67.
.SATURDAY...Mostly sunny. Highs 74 to 86.
.SATURDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 55 to 67.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 72 to 84.

&&
                           TEMPERATURE    /    PRECIPITATION
PARADISE               63   75   60   71  /   0   20   50   40


$$
=

CAZ067-081100-
Motherlode-
Including the cities of Grass Valley and Jackson
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly clear. Lows 54 to 62. Light winds.
.MONDAY...Sunny. Highs 73 to 83. Light winds becoming southwest
up to 10 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. A chance of rain showers in the
evening, then a slight chance of rain showers after midnight.
Lows 52 to 62. Prevailing southwest winds up to 10 mph in the
evening becoming light.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A slight chance of rain showers. Highs 69 to 81. Light
winds becoming southwest up to 10 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. A slight chance of rain showers
in the evening. Lows 51 to 59. Light winds.
.WEDNESDAY...Partly cloudy with a chance of rain showers. Highs
69 to 81.
.WEDNESDAY NIGHT...Partly cloudy with a chance of rain showers.
Lows 51 to 59.
.THURSDAY...Partly cloudy with a chance of rain showers. Highs
71 to 81.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 53 to 61.
.FRIDAY AND FRIDAY NIGHT...Clear. Highs 75 to 85. Lows 53 to 63.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 75 to 87. Lows
55 to 63.

&&
                           TEMPERATURE    /    PRECIPITATION
GRASS VALLEY           56   75   54   71  /   0   10   30   30
JACKSON                57   79   58   76  /   0    0   10   20


$$
=

CAZ068-081100-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly cloudy in the evening then clearing. Lows 43 to
58. Prevailing south winds up to 10 mph.
.MONDAY...Mostly sunny. A slight chance of rain showers in the
afternoon. Highs 55 to 70 higher elevations...62 to 76 lower
elevations. Prevailing south winds up to 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Lows 41 to 56. Prevailing south
winds up to 10 mph.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 50 to 65 higher
elevations...57 to 71 lower elevations. Prevailing south winds up
to 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers and
a slight chance of thunderstorms in the evening, then partly
cloudy with a slight chance of rain showers after midnight. Lows
40 to 55. Light winds.
.WEDNESDAY...Mostly cloudy with a slight chance of showers and
thunderstorms. Highs 55 to 70.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. Lows 41 to 56.
.THURSDAY...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 57 to 72.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows 42 to 57.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 63 to 78. Lows
44 to 59.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy with a slight chance
of rain showers. Lows 44 to 59. Highs 62 to 77.

&&
                           TEMPERATURE    /    PRECIPITATION
QUINCY                 42   77   43   73  /   0   10   40   40
CHESTER                40   72   41   68  /   0   20   50   50


$$
=

CAZ069-081100-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
1023 PM PDT Sun Sep 7 2025

.TONIGHT...Mostly clear. Patchy smoke late in the night. Lows
39 to 54 higher elevations...49 to 63 lower elevations.
Prevailing southwest winds up to 10 mph shifting to the southeast
after midnight.
.MONDAY...Sunny. Patchy smoke. Highs 56 to 71 higher elevations...
68 to 80 lower elevations. Prevailing south winds up to 15 mph.
.MONDAY NIGHT...Partly cloudy. A chance of rain showers in the
evening, then a slight chance of rain showers after midnight.
Colder. Lows 36 to 51 higher elevations...47 to 59 lower
elevations. Prevailing southwest winds up to 10 mph in the
evening becoming light.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
morning, then a chance of rain showers and a slight chance of
thunderstorms in the afternoon. Highs 51 to 66 higher
elevations...63 to 75 lower elevations. Light winds becoming
southwest up to 10 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. A slight chance of rain showers. Lows 35 to
50 higher elevations...45 to 59 lower elevations. Prevailing
southwest winds up to 10 mph in the evening becoming light.
.WEDNESDAY...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 54 to 69.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows 38 to 53.
.THURSDAY...Mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. Highs 56 to 71.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 39 to 54.
.FRIDAY...Mostly sunny. Warmer. Highs 61 to 76.
.FRIDAY NIGHT...Clear. Lows 43 to 58.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 64 to 79. Lows
43 to 58.
.SUNDAY...Partly cloudy with a slight chance of rain showers.
Highs 62 to 77.

&&
                           TEMPERATURE    /    PRECIPITATION
BLUE CANYON            55   67   51   62  /   0    0   30   30


$$
=