284
FPUS56 KSTO 122322
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
422 PM PDT FRI SEP 12 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TONIGHT, SATURDAY, SATURDAY NIGHT, AND SUNDAY.
CAZ013-131100-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
422 PM PDT FRI SEP 12 2025
TONIGHT...CLEAR. LOWS 48 TO 63 HIGHER ELEVATIONS
55 TO
67 LOWER ELEVATIONS. LIGHT WINDS.
SATURDAY...SUNNY. HIGHS 72 TO 87 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
79 TO
87 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT...CLEAR. LOWS 44 TO 59 HIGHER ELEVATIONS
52 TO
64 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH SHIFTING
TO THE NORTH AFTER MIDNIGHT.
MONDAY
SUNNY, WARMER. HIGHS 76 TO 91.
MONDAY NIGHT
CLEAR. LOWS 49 TO 64.
TUESDAY THROUGH WEDNESDAY NIGHT
CLEAR. HIGHS 79 TO 94. LOWS
50 TO 65.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 75 TO 90. LOWS
49 TO 64.
TEMPERATURE / PRECIPITATION
SHASTA DAM 64 89 63 85 / 0 0 0 0
=
CAZ014-131100-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS 40 TO 53. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 72 TO 84. LIGHT WINDS BECOMING WEST UP
TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 41 TO 53. 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 48. PREVAILING WEST
WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
MONDAY
SUNNY, WARMER. HIGHS 73 TO 85.
MONDAY NIGHT
CLEAR. LOWS 41 TO 53.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 74 TO 88. LOWS 41 TO 54.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 41 TO 52. HIGHS
71 TO 85.
TEMPERATURE / PRECIPITATION
BURNEY 44 81 46 76 / 0 0 0 0
=
CAZ015-131100-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS 58 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. GUSTS UP TO 20 MPH IN THE EVENING.
SUNDAY
SUNNY. HIGHS AROUND 84. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 58 TO 64. LIGHT WINDS BECOMING NORTH
UP TO 10 MPH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 88 TO 94.
MONDAY NIGHT
CLEAR. LOWS 58 TO 66.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 90 TO 96. LOWS 58 TO 68.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 65.
FRIDAY
SUNNY. HIGHS AROUND 88.
TEMPERATURE / PRECIPITATION
REDDING 59 90 60 87 / 0 0 0 0
RED BLUFF 62 89 61 86 / 0 0 0 0
=
CAZ016-131100-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS 57 TO 63. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS AROUND 87. SOUTHEAST WINDS UP TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61. SOUTH WINDS UP TO
10 MPH.
SUNDAY
SUNNY. HIGHS AROUND 84. SOUTHEAST WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 57 TO 64. LIGHT WINDS.
MONDAY
SUNNY. HIGHS AROUND 89.
MONDAY NIGHT
CLEAR. LOWS 57 TO 65.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS AROUND 91. LOWS 57 TO
66.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 65.
FRIDAY
SUNNY. HIGHS AROUND 86.
TEMPERATURE / PRECIPITATION
CHICO 63 87 61 84 / 0 0 0 0
OROVILLE 61 87 59 84 / 0 0 0 0
MARYSVILLE/YUBA CITY 59 89 59 86 / 0 0 0 0
=
CAZ017-131100-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
422 PM PDT FRI SEP 12 2025
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 WITH
GUSTS TO AROUND 20 MPH.
SATURDAY NIGHT
CLEAR. LOWS 55 TO 61. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
SUNDAY
SUNNY. HIGHS 83 TO 89. SOUTH WINDS UP TO 10 MPH
SHIFTING TO THE WEST IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 56 TO 65. LIGHT WINDS.
MONDAY
SUNNY. HIGHS 88 TO 94.
MONDAY NIGHT
CLEAR. LOWS 57 TO 67.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 89 TO 98. LOWS 57 TO 67.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 65.
FRIDAY
SUNNY. HIGHS 84 TO 90.
TEMPERATURE / PRECIPITATION
SACRAMENTO 61 87 60 87 / 0 0 0 0
SAC EXEC AIRPORT 60 86 59 86 / 0 0 0 0
=
CAZ018-131100-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS AROUND 60. SOUTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
SATURDAY
SUNNY. HIGHS 79 TO 85. 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. WEST WINDS 10 TO 15 MPH WITH
GUSTS TO AROUND 25 MPH.
SUNDAY NIGHT
CLEAR. LOWS AROUND 60. WEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
MONDAY
SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT
CLEAR. LOWS AROUND 61.
TUESDAY THROUGH WEDNESDAY NIGHT
CLEAR. HIGHS 90 TO 96. LOWS
58 TO 64.
THURSDAY THROUGH FRIDAY
CLEAR. HIGHS 83 TO 89. LOWS AROUND 60.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 59 85 59 88 / 0 0 0 0
=
CAZ019-131100-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
422 PM PDT FRI SEP 12 2025
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.
GUSTS UP TO 20 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 56 TO 62. NORTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY
SUNNY. HIGHS 81 TO 89. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
SUNDAY NIGHT
CLEAR. LOWS 57 TO 63. NORTHWEST WINDS UP TO
10 MPH. GUSTS UP TO 20 MPH IN THE EVENING.
MONDAY
SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT
CLEAR. LOWS 60 TO 68.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 88 TO 98. LOWS 60 TO 70.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 58 TO 66. HIGHS
85 TO 95.
TEMPERATURE / PRECIPITATION
STOCKTON 59 89 59 88 / 0 0 0 0
MODESTO 62 88 61 87 / 0 0 0 0
=
CAZ063-131100-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
422 PM PDT FRI SEP 12 2025
TONIGHT...CLEAR. LOWS 53 TO 65 HIGHER ELEVATIONS
61 TO
69 LOWER ELEVATIONS. PREVAILING NORTHWEST 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 48 TO 62 HIGHER
ELEVATIONS...58 TO 66 LOWER ELEVATIONS. PREVAILING WEST WINDS UP
TO 10 MPH.
SUNDAY...SUNNY. HIGHS 63 TO 78 HIGHER ELEVATIONS
79 TO
84 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH SHIFTING
TO THE NORTHEAST IN THE AFTERNOON.
SUNDAY NIGHT...CLEAR. LOWS 50 TO 64 HIGHER ELEVATIONS
59 TO
67 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
MONDAY
SUNNY, WARMER. HIGHS 73 TO 88.
MONDAY NIGHT
CLEAR. LOWS 56 TO 71.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 75 TO 90. LOWS 56 TO 71.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 54 TO 69. HIGHS
72 TO 87.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 59 74 54 70 / 0 0 0 0
=
CAZ066-131100-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS 57 TO 67. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 76 TO 88. LIGHT WINDS BECOMING SOUTHWEST
UP TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 65. PREVAILING
SOUTHEAST WINDS UP TO 10 MPH.
SUNDAY
SUNNY. HIGHS 73 TO 85. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 54 TO 66. LIGHT WINDS BECOMING
NORTHEAST UP TO 10 MPH AFTER MIDNIGHT.
MONDAY
SUNNY, WARMER. HIGHS 79 TO 91.
MONDAY NIGHT
CLEAR. LOWS 58 TO 70.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 80 TO 94. LOWS 58 TO 70.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 69.
FRIDAY
SUNNY. HIGHS 76 TO 88.
TEMPERATURE / PRECIPITATION
PARADISE 64 81 61 77 / 0 0 0 0
=
CAZ067-131100-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS 55 TO 63. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 77 TO 87. LIGHT WINDS BECOMING WEST UP
TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 54 TO 62. 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. LIGHT WINDS.
MONDAY
SUNNY. HIGHS 81 TO 91.
MONDAY NIGHT
CLEAR. LOWS 59 TO 69.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 83 TO 96. LOWS 59 TO 70.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 59 TO 67. HIGHS
79 TO 93.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 57 80 56 79 / 0 0 0 0
JACKSON 59 83 57 82 / 0 0 0 0
=
CAZ068-131100-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
422 PM PDT FRI SEP 12 2025
TONIGHT
CLEAR. LOWS 45 TO 60. LIGHT WINDS.
SATURDAY...SUNNY. HIGHS 62 TO 77 HIGHER ELEVATIONS
68 TO
83 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...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 42 TO 57. LIGHT WINDS BECOMING
NORTHEAST UP TO 10 MPH AFTER MIDNIGHT.
MONDAY
SUNNY, WARMER. HIGHS 69 TO 84.
MONDAY NIGHT
CLEAR. LOWS 47 TO 62.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 70 TO 85. LOWS 48 TO 63.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 46 TO 61. HIGHS
67 TO 82.
TEMPERATURE / PRECIPITATION
QUINCY 43 85 43 81 / 0 0 0 0
CHESTER 42 80 41 75 / 0 0 0 0
=
CAZ069-131100-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
422 PM PDT FRI SEP 12 2025
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 WEST IN THE AFTERNOON.
SATURDAY NIGHT...CLEAR. LOWS 39 TO 54 HIGHER ELEVATIONS
49 TO
63 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 39 TO 54 HIGHER ELEVATIONS
49 TO
64 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH SHIFTING
TO THE EAST AFTER MIDNIGHT.
MONDAY
SUNNY, WARMER. HIGHS 68 TO 83.
MONDAY NIGHT
CLEAR. LOWS 47 TO 62.
TUESDAY THROUGH WEDNESDAY NIGHT
CLEAR. HIGHS 71 TO 86. LOWS
48 TO 63.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 68 TO 83. LOWS
48 TO 63.
TEMPERATURE / PRECIPITATION
BLUE CANYON 56 73 55 70 / 0 0 0 0
=
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