735
FPUS56 KSTO 121222
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
521 AM PDT FRI SEP 12 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TODAY, TONIGHT, AND SATURDAY.
CAZ013-122300-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
521 AM PDT FRI SEP 12 2025
TODAY...SUNNY, WARMER. HIGHS 71 TO 86 HIGHER ELEVATIONS
83 TO
91 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO 10 MPH.
TONIGHT...CLEAR. LOWS 48 TO 63 HIGHER ELEVATIONS
55 TO
67 LOWER ELEVATIONS. LIGHT WINDS.
SATURDAY...SUNNY. HIGHS 73 TO 88 HIGHER ELEVATIONS
83 TO
91 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTH UP TO 10 MPH IN
THE AFTERNOON.
SATURDAY NIGHT...MOSTLY CLEAR. LOWS 47 TO 62 HIGHER ELEVATIONS
55 TO 64 LOWER ELEVATIONS. PREVAILING SOUTHWEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY...MOSTLY SUNNY. HIGHS 68 TO 83 HIGHER ELEVATIONS
78 TO
87 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 46 TO 61.
MONDAY
SUNNY, WARMER. HIGHS 76 TO 91.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 50 TO 65. HIGHS
78 TO 93.
TEMPERATURE / PRECIPITATION
SHASTA DAM 88 65 89 / 0 0 0
=
CAZ014-122300-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
521 AM PDT FRI SEP 12 2025
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WARMER.
HIGHS 68 TO 80. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 40 TO 53. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 72 TO 83. LIGHT WINDS BECOMING WEST UP
TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 41 TO 54. PREVAILING WEST
WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS 67 TO 78. LIGHT WINDS BECOMING WEST
UP TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR, COLDER. LOWS 36 TO 49.
MONDAY
SUNNY, WARMER. HIGHS 72 TO 83.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 40 TO 55. HIGHS
73 TO 88.
TEMPERATURE / PRECIPITATION
BURNEY 78 44 80 / 0 0 0
=
CAZ015-122300-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY. HIGHS 85 TO 91. NORTH WINDS UP TO 10 MPH.
TONIGHT
CLEAR. LOWS 59 TO 66. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS AROUND 88. LIGHT WINDS BECOMING SOUTH UP
TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 64. SOUTH WINDS UP TO
10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 84. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 58 TO 64.
MONDAY
SUNNY. HIGHS AROUND 90.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 58 TO 68. HIGHS
AROUND 92.
TEMPERATURE / PRECIPITATION
REDDING 89 59 90 / 0 0 0
RED BLUFF 89 61 89 / 0 0 0
=
CAZ016-122300-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY. HIGHS AROUND 86. NORTH WINDS UP TO 10 MPH.
TONIGHT
CLEAR. LOWS 58 TO 63. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS AROUND 87. SOUTHEAST WINDS UP TO 10 MPH.
SATURDAY NIGHT
CLEAR. LOWS 56 TO 62. SOUTH WINDS UP TO 10 MPH.
SUNDAY
SUNNY. HIGHS AROUND 83. SOUTHEAST WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 58 TO 63.
MONDAY
SUNNY. HIGHS AROUND 89.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 56 TO 66. HIGHS
AROUND 91.
TEMPERATURE / PRECIPITATION
CHICO 87 63 88 / 0 0 0
OROVILLE 86 61 88 / 0 0 0
MARYSVILLE/YUBA CITY 88 60 88 / 0 0 0
=
CAZ017-122300-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY. HIGHS 84 TO 90. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 57 TO 63. SOUTHWEST WINDS UP TO 10 MPH IN
THE EVENING BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS 84 TO 90. SOUTH WINDS UP TO 10 MPH.
SATURDAY NIGHT
CLEAR. LOWS 56 TO 62. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
SUNDAY
SUNNY. HIGHS 83 TO 89. SOUTH WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 57 TO 65.
MONDAY
SUNNY. HIGHS 88 TO 94.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 58 TO 68. HIGHS
89 TO 99.
TEMPERATURE / PRECIPITATION
SACRAMENTO 88 61 88 / 0 0 0
SAC EXEC AIRPORT 88 60 87 / 0 0 0
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CAZ018-122300-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY. HIGHS 80 TO 86. WEST WINDS AROUND 10 MPH WITH
GUSTS TO AROUND 20 MPH.
TONIGHT
CLEAR. LOWS AROUND 60. SOUTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
SATURDAY
SUNNY. NEAR THE BAY, MOSTLY CLOUDY IN THE MORNING
THEN CLEARING. HIGHS 80 TO 86. SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS AROUND 59. SOUTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 25 MPH.
SUNDAY
SUNNY. HIGHS 81 TO 87. SOUTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
SUNDAY NIGHT
CLEAR. LOWS AROUND 59.
MONDAY
SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS AROUND 62. HIGHS
89 TO 95.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 88 60 86 / 0 0 0
=
CAZ019-122300-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY. HIGHS 81 TO 89. NORTHWEST WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 20 MPH.
TONIGHT
CLEAR. LOWS 57 TO 63. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
SATURDAY
SUNNY. HIGHS 82 TO 90. NORTHWEST WINDS UP TO 10 MPH.
SATURDAY NIGHT
CLEAR. LOWS 56 TO 62. NORTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY
SUNNY. HIGHS 82 TO 88. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
SUNDAY NIGHT
CLEAR. LOWS 57 TO 63.
MONDAY
SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 60 TO 70. HIGHS
88 TO 98.
TEMPERATURE / PRECIPITATION
STOCKTON 89 59 90 / 0 0 0
MODESTO 87 61 88 / 0 0 0
=
CAZ063-122300-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
521 AM PDT FRI SEP 12 2025
TODAY...SUNNY, WARMER. HIGHS 65 TO 80 HIGHER ELEVATIONS
82 TO
87 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE NORTHEAST IN THE AFTERNOON.
TONIGHT...CLEAR. LOWS 53 TO 65 HIGHER ELEVATIONS
61 TO
69 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
SATURDAY...SUNNY. HIGHS 67 TO 82 HIGHER ELEVATIONS
83 TO
88 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHEAST UP TO 10 MPH
IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. COOLER. LOWS 49 TO 63 HIGHER
ELEVATIONS...59 TO 67 LOWER ELEVATIONS. PREVAILING SOUTHWEST
WINDS UP TO 10 MPH.
SUNDAY...MOSTLY SUNNY. HIGHS 63 TO 78 HIGHER ELEVATIONS
79 TO
84 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH SHIFTING
TO THE EAST IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 52 TO 67.
MONDAY
SUNNY, WARMER. HIGHS 72 TO 87.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 57 TO 72. HIGHS
75 TO 90.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 72 59 75 / 0 0 0
=
CAZ066-122300-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY, WARMER. HIGHS 74 TO 88. PREVAILING NORTHEAST
WINDS UP TO 10 MPH IN THE MORNING BECOMING LIGHT.
TONIGHT
CLEAR. LOWS 57 TO 67. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 77 TO 89. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 66. PREVAILING SOUTH
WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS 72 TO 84. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 55 TO 66.
MONDAY
SUNNY, WARMER. HIGHS 79 TO 91.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 57 TO 71. HIGHS
80 TO 95.
TEMPERATURE / PRECIPITATION
PARADISE 80 64 81 / 0 0 0
=
CAZ067-122300-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
521 AM PDT FRI SEP 12 2025
TODAY
SUNNY. HIGHS 75 TO 85. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 56 TO 64. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 78 TO 88. LIGHT WINDS BECOMING SOUTHWEST
UP TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 55 TO 63. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 76 TO 86. LIGHT WINDS BECOMING SOUTHWEST
UP TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 54 TO 64.
MONDAY
SUNNY. HIGHS 81 TO 91.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 58 TO 70. HIGHS
81 TO 96.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 78 57 80 / 0 0 0
JACKSON 82 59 84 / 0 0 0
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CAZ068-122300-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
521 AM PDT FRI SEP 12 2025
TODAY...MOSTLY SUNNY. WARMER. HIGHS 59 TO 74 HIGHER ELEVATIONS
66 TO 80 LOWER ELEVATIONS. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 45 TO 60. LIGHT WINDS.
SATURDAY...SUNNY, WARMER. HIGHS 62 TO 77 HIGHER ELEVATIONS
69 TO 84 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO
10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO 59. PREVAILING
SOUTHWEST WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY...MOSTLY SUNNY. HIGHS 58 TO 73 HIGHER ELEVATIONS
65 TO
79 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 43 TO 58.
MONDAY
SUNNY, WARMER. HIGHS 68 TO 83.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 48 TO 63. HIGHS
70 TO 85.
TEMPERATURE / PRECIPITATION
QUINCY 81 43 85 / 10 0 0
CHESTER 76 42 80 / 10 0 0
=
CAZ069-122300-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
521 AM PDT FRI SEP 12 2025
TODAY
MOSTLY SUNNY. AT HIGHER ELEVATIONS, A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON. WARMER. HIGHS
56 TO 71 HIGHER ELEVATIONS...70 TO 80 LOWER ELEVATIONS.
PREVAILING EAST WINDS UP TO 10 MPH SHIFTING TO THE WEST IN THE
AFTERNOON.
TONIGHT...MOSTLY CLEAR. LOWS 39 TO 54 HIGHER ELEVATIONS
49 TO
63 LOWER ELEVATIONS. LIGHT WINDS BECOMING NORTHEAST UP TO 10 MPH
AFTER MIDNIGHT.
SATURDAY...SUNNY, WARMER. HIGHS 61 TO 76 HIGHER ELEVATIONS
74 TO 84 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
SATURDAY NIGHT...CLEAR. LOWS 39 TO 54 HIGHER ELEVATIONS
50 TO
64 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH IN THE
EVENING BECOMING LIGHT.
SUNDAY...SUNNY. HIGHS 59 TO 74 HIGHER ELEVATIONS
71 TO
83 LOWER ELEVATIONS. PREVAILING SOUTHEAST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 43 TO 58.
MONDAY
SUNNY, WARMER. HIGHS 68 TO 83.
MONDAY NIGHT THROUGH WEDNESDAY NIGHT
CLEAR. LOWS 47 TO 62.
HIGHS 70 TO 85.
THURSDAY
MOSTLY SUNNY. HIGHS 70 TO 85.
TEMPERATURE / PRECIPITATION
BLUE CANYON 70 56 73 / 10 10 0
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