325
FPUS56 KSTO 171222
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
522 AM PDT FRI OCT 17 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TODAY, TONIGHT, AND SATURDAY.
CAZ013-172300-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
522 AM PDT FRI OCT 17 2025
TODAY...MOSTLY SUNNY. WARMER. HIGHS 65 TO 80 HIGHER ELEVATIONS
74 TO 82 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO
10 MPH.
TONIGHT
CLEAR. LOWS 41 TO 56. LIGHT WINDS BECOMING NORTH UP TO
10 MPH AFTER MIDNIGHT.
SATURDAY...SUNNY. HIGHS 65 TO 80 HIGHER ELEVATIONS
74 TO
82 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH IN THE
MORNING BECOMING LIGHT.
SATURDAY NIGHT...CLEAR. LOWS 40 TO 55 HIGHER ELEVATIONS
48 TO
58 LOWER ELEVATIONS. LIGHT WINDS.
SUNDAY...SUNNY. HIGHS 59 TO 74 HIGHER ELEVATIONS
70 TO
78 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. COLDER. LOWS 38 TO 53.
MONDAY
SUNNY. HIGHS 63 TO 78.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 40 TO 55. HIGHS
63 TO 78.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 40 TO 55.
WEDNESDAY
MOSTLY SUNNY. HIGHS 61 TO 76.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS 39 TO 54.
HIGHS 59 TO 74.
TEMPERATURE / PRECIPITATION
SHASTA DAM 79 55 79 / 0 0 0
=
CAZ014-172300-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
522 AM PDT FRI OCT 17 2025
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WARMER.
HIGHS 64 TO 74. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 33 TO 46. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 67 TO 77. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 35 TO 46. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 62 TO 72. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR, COLDER. LOWS 30 TO 40.
MONDAY
SUNNY. HIGHS 63 TO 72.
MONDAY NIGHT
CLEAR. LOWS 33 TO 44.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 61 TO 72. LOWS
33 TO 44.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS 33 TO 43.
HIGHS 59 TO 71.
TEMPERATURE / PRECIPITATION
BURNEY 72 36 74 / 0 0 0
=
CAZ015-172300-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
522 AM PDT FRI OCT 17 2025
TODAY
MOSTLY SUNNY. HIGHS 73 TO 80. NORTH WINDS UP TO 10 MPH
IN THE MORNING BECOMING LIGHT.
TONIGHT
CLEAR. LOWS 47 TO 57. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS AROUND 78. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 49 TO 57. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS AROUND 77. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 50 TO 56.
MONDAY
SUNNY. HIGHS AROUND 78.
MONDAY NIGHT
CLEAR. LOWS 49 TO 57.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS AROUND 76. LOWS
49 TO 57.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS 49 TO 54.
HIGHS AROUND 73.
TEMPERATURE / PRECIPITATION
REDDING 79 47 80 / 0 0 0
RED BLUFF 77 51 79 / 0 0 0
=
CAZ016-172300-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
522 AM PDT FRI OCT 17 2025
TODAY
MOSTLY SUNNY. HIGHS 70 TO 76. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 47 TO 55. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS AROUND 76. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 47 TO 57. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS AROUND 77. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 49 TO 57.
MONDAY
SUNNY. HIGHS AROUND 77.
MONDAY NIGHT
CLEAR. LOWS 49 TO 56.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 71 TO 76. LOWS
48 TO 56.
TEMPERATURE / PRECIPITATION
CHICO 74 52 78 / 0 0 0
OROVILLE 72 50 76 / 0 0 0
MARYSVILLE/YUBA CITY 72 49 76 / 0 0 0
=
CAZ017-172300-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
522 AM PDT FRI OCT 17 2025
TODAY
PATCHY FOG EARLY IN THE MORNING. MOSTLY SUNNY. HIGHS
AROUND 72. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 47 TO 55. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 73 TO 79. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 48 TO 58. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS AROUND 77. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 49 TO 57.
MONDAY
SUNNY. HIGHS AROUND 76.
MONDAY NIGHT
CLEAR. LOWS 49 TO 57.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 69 TO 79. LOWS
49 TO 57.
TEMPERATURE / PRECIPITATION
SACRAMENTO 72 52 77 / 0 0 0
SAC EXEC AIRPORT 72 51 77 / 0 0 0
=
CAZ018-172300-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
522 AM PDT FRI OCT 17 2025
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 69 TO
75. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 49 TO 55. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 73 TO 79. NORTHEAST WINDS UP TO 10 MPH.
SATURDAY NIGHT
CLEAR. LOWS 50 TO 56. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 74 TO 80. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS AROUND 54.
MONDAY
SUNNY. HIGHS 73 TO 79.
MONDAY NIGHT
CLEAR. LOWS 51 TO 57.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 70 TO 76. LOWS
51 TO 57.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 75 51 79 / 0 0 0
=
CAZ019-172300-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
522 AM PDT FRI OCT 17 2025
TODAY
WIDESPREAD FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 69 TO
75. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 49 TO 57. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 73 TO 79. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 51 TO 59. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 75 TO 81. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 50 TO 58.
MONDAY
SUNNY. HIGHS 73 TO 79.
MONDAY NIGHT
CLEAR. LOWS 51 TO 59.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 70 TO 79. LOWS
50 TO 59.
TEMPERATURE / PRECIPITATION
STOCKTON 75 51 79 / 0 0 0
MODESTO 74 52 77 / 0 0 0
=
CAZ063-172300-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
522 AM PDT FRI OCT 17 2025
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WARMER.
HIGHS 60 TO 75 HIGHER ELEVATIONS...AROUND 77 LOWER ELEVATIONS.
PREVAILING NORTHWEST WINDS UP TO 10 MPH IN THE MORNING BECOMING
LIGHT.
TONIGHT
CLEAR. LOWS 47 TO 59. LIGHT WINDS.
SATURDAY...SUNNY. HIGHS 60 TO 75 HIGHER ELEVATIONS
AROUND
77 LOWER ELEVATIONS. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 46 TO 60. LIGHT WINDS.
SUNDAY...SUNNY. HIGHS 57 TO 72 HIGHER ELEVATIONS
AROUND
75 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 44 TO 59.
MONDAY
SUNNY. HIGHS 60 TO 75.
MONDAY NIGHT
CLEAR. LOWS 46 TO 60.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. HIGHS 60 TO 75.
LOWS 44 TO 59.
THURSDAY
PARTLY CLOUDY. HIGHS 55 TO 70.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 65 51 67 / 0 0 0
=
CAZ066-172300-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
522 AM PDT FRI OCT 17 2025
TODAY
MOSTLY SUNNY. HIGHS 65 TO 77. PREVAILING EAST WINDS UP
TO 10 MPH IN THE MORNING BECOMING LIGHT.
TONIGHT
CLEAR. LOWS 49 TO 59. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 69 TO 79. PREVAILING NORTHEAST WINDS UP
TO 10 MPH IN THE MORNING BECOMING LIGHT.
SATURDAY NIGHT
CLEAR. LOWS 50 TO 60. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 67 TO 77. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 47 TO 59.
MONDAY
SUNNY. HIGHS 69 TO 79.
MONDAY NIGHT
CLEAR. LOWS 49 TO 59.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 63 TO 77. LOWS
47 TO 59.
TEMPERATURE / PRECIPITATION
PARADISE 69 56 72 / 0 0 0
=
CAZ067-172300-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
522 AM PDT FRI OCT 17 2025
TODAY
MOSTLY SUNNY. HIGHS 65 TO 73. LIGHT WINDS.
TONIGHT
CLEAR. LOWS 48 TO 56. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 70 TO 78. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 50 TO 58. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 71 TO 79. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS 49 TO 57.
MONDAY
SUNNY. HIGHS 71 TO 79.
MONDAY NIGHT
CLEAR. LOWS 50 TO 58.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 66 TO 78. LOWS
47 TO 58.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 67 48 71 / 0 0 0
JACKSON 70 53 75 / 0 0 0
=
CAZ068-172300-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
522 AM PDT FRI OCT 17 2025
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WARMER.
HIGHS 59 TO 74. PREVAILING NORTHEAST WINDS UP TO 10 MPH.
TONIGHT
CLEAR. LOWS 38 TO 53. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 61 TO 76. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS 40 TO 55. LIGHT WINDS.
SUNDAY...SUNNY. HIGHS 53 TO 68 HIGHER ELEVATIONS
59 TO
74 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR, COLDER. LOWS 37 TO 52.
MONDAY
SUNNY, WARMER. HIGHS 59 TO 74.
MONDAY NIGHT
CLEAR. LOWS 38 TO 53.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 55 TO 70. LOWS
37 TO 52.
TEMPERATURE / PRECIPITATION
QUINCY 75 36 79 / 0 0 0
CHESTER 72 37 75 / 0 0 0
=
CAZ069-172300-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
522 AM PDT FRI OCT 17 2025
TODAY...MOSTLY SUNNY. WARMER. HIGHS 53 TO 68 HIGHER ELEVATIONS
62 TO 74 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH IN
THE MORNING BECOMING LIGHT.
TONIGHT...CLEAR. LOWS 35 TO 50 HIGHER ELEVATIONS
45 TO
55 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO 10 MPH.
SATURDAY...SUNNY, WARMER. HIGHS 56 TO 71 HIGHER ELEVATIONS
67 TO 77 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH IN
THE MORNING BECOMING LIGHT.
SATURDAY NIGHT...CLEAR. LOWS 35 TO 50 HIGHER ELEVATIONS
45 TO
57 LOWER ELEVATIONS. LIGHT WINDS BECOMING EAST UP TO 10 MPH AFTER
MIDNIGHT.
SUNDAY...SUNNY. HIGHS 54 TO 69 HIGHER ELEVATIONS
66 TO
76 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH SHIFTING
TO THE SOUTHWEST IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 38 TO 53.
MONDAY
MOSTLY SUNNY. HIGHS 59 TO 74.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 38 TO 53. HIGHS
58 TO 73.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 36 TO 51.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 55 TO 70. LOWS
36 TO 51.
TEMPERATURE / PRECIPITATION
BLUE CANYON 65 51 67 / 0 0 0
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