110
FPUS56 KSTO 151723
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
1022 AM PDT FRI AUG 15 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TODAY, TONIGHT, AND SATURDAY.
CAZ013-152300-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
1022 AM PDT FRI AUG 15 2025
TODAY...SUNNY. HIGHS 80 TO 95 HIGHER ELEVATIONS
92 TO
100 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH
SHIFTING TO THE WEST IN THE AFTERNOON.
TONIGHT...MOSTLY CLEAR. LOWS 53 TO 68 HIGHER ELEVATIONS
61 TO
70 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH SHIFTING
TO THE NORTH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS 73 TO 88 HIGHER ELEVATIONS...83 TO 93 LOWER ELEVATIONS.
LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. LOWS 52 TO 67 HIGHER ELEVATIONS...
60 TO 69 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH IN
THE EVENING BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON. HIGHS 69 TO 84 HIGHER
ELEVATIONS...79 TO 89 LOWER ELEVATIONS. PREVAILING SOUTH WINDS UP
TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. COOLER. LOWS 48 TO 63.
MONDAY
SUNNY. HIGHS 72 TO 87.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 49 TO 64. HIGHS
75 TO 90.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 85 TO 100. LOWS 52 TO
67.
TEMPERATURE / PRECIPITATION
SHASTA DAM 98 69 90 / 0 10 10
=
CAZ014-152300-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS 79 TO 92. LIGHT WINDS BECOMING NORTHWEST UP
TO 10 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 46 TO 61. PREVAILING WEST WINDS UP
TO 10 MPH IN THE EVENING BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS 74 TO 86. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN THE
AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS 46 TO 61. PREVAILING SOUTHWEST WINDS
UP TO 10 MPH. GUSTS UP TO 25 MPH IN THE EVENING.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS 68 TO 81. LIGHT WINDS
BECOMING SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR, COLDER. LOWS 40 TO 55.
MONDAY
SUNNY. HIGHS 72 TO 83.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 40 TO 55. HIGHS
72 TO 87.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 81 TO 96. LOWS 43 TO
58.
TEMPERATURE / PRECIPITATION
BURNEY 89 52 82 / 0 0 10
=
CAZ015-152300-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS AROUND 98. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH.
TONIGHT
CLEAR. LOWS 65 TO 71. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 86 TO 92. SOUTH WINDS UP TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS 64 TO 70. SOUTHWEST WINDS AROUND
10 MPH WITH GUSTS TO AROUND 20 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 83 TO 89.
SOUTH WINDS UP TO 10 MPH. GUSTS UP TO 20 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR, COOLER. LOWS 56 TO 62.
MONDAY
SUNNY. HIGHS AROUND 87.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 57 TO 67. HIGHS
87 TO 95.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 94 TO 104. LOWS 61 TO
71.
TEMPERATURE / PRECIPITATION
REDDING 100 65 91 / 0 0 10
RED BLUFF 98 68 90 / 0 0 10
=
CAZ016-152300-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS AROUND 96. LIGHT WINDS BECOMING SOUTHWEST
AROUND 10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS AROUND 65. SOUTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS AROUND 87. SOUTHEAST WINDS UP TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 63. SOUTHEAST WINDS
UP TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 84. SOUTHEAST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY NIGHT
CLEAR. LOWS 54 TO 60.
MONDAY
SUNNY. HIGHS AROUND 85.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 55 TO 65. HIGHS
AROUND 87.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS AROUND 96. LOWS 58 TO
68.
TEMPERATURE / PRECIPITATION
CHICO 98 68 88 / 0 0 0
OROVILLE 97 66 88 / 0 0 0
MARYSVILLE/YUBA CITY 97 64 89 / 0 0 0
=
CAZ017-152300-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS 92 TO 98. SOUTHWEST WINDS UP TO 10 MPH.
GUSTS UP TO 20 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 60 TO 66. SOUTH WINDS AROUND 10 MPH WITH
GUSTS TO AROUND 20 MPH.
SATURDAY
SUNNY. HIGHS 84 TO 90. SOUTH WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 20 MPH.
SATURDAY NIGHT
CLEAR. LOWS 59 TO 64. SOUTH WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS 79 TO 87. SOUTH WINDS AROUND 10 MPH
WITH GUSTS TO AROUND 20 MPH.
SUNDAY NIGHT
CLEAR. LOWS 53 TO 59.
MONDAY
MOSTLY SUNNY. HIGHS 82 TO 88.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 53 TO 63. HIGHS
83 TO 93.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 92 TO 102. LOWS 57 TO
67.
TEMPERATURE / PRECIPITATION
SACRAMENTO 96 64 88 / 0 0 0
SAC EXEC AIRPORT 95 63 87 / 0 0 0
=
CAZ018-152300-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS 88 TO 94. WEST WINDS 10 TO 15 MPH WITH
GUSTS TO AROUND 25 MPH.
TONIGHT
CLEAR. LOWS AROUND 64. SOUTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 30 MPH.
SATURDAY
SUNNY. HIGHS 80 TO 86. SOUTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 30 MPH.
SATURDAY NIGHT
CLEAR. LOWS AROUND 60. SOUTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO AROUND 30 MPH.
SUNDAY
MOSTLY SUNNY. NEAR THE BAY, MOSTLY CLOUDY IN THE
MORNING THEN CLEARING. HIGHS 74 TO 80. SOUTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS AROUND 56.
MONDAY
MOSTLY SUNNY. HIGHS 77 TO 83.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS AROUND 56.
HIGHS 80 TO 86.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 89 TO 95. LOWS 57 TO
63.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 93 64 87 / 0 0 10
=
CAZ019-152300-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS 89 TO 96. NORTHWEST WINDS UP TO 10 MPH.
GUSTS UP TO 25 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 60 TO 66. WEST WINDS UP TO 15 MPH WITH
GUSTS TO AROUND 25 MPH.
SATURDAY
SUNNY. HIGHS 80 TO 90. WEST WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 20 MPH.
SATURDAY NIGHT
CLEAR. LOWS 58 TO 64. WEST WINDS UP TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
SUNDAY
SUNNY. HIGHS 79 TO 87. WEST WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 20 MPH.
SUNDAY NIGHT
CLEAR. LOWS 54 TO 60.
MONDAY
SUNNY. HIGHS 80 TO 88.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 54 TO 64. HIGHS
81 TO 91.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 90 TO 100. LOWS 58 TO
68.
TEMPERATURE / PRECIPITATION
STOCKTON 96 63 88 / 0 0 10
MODESTO 95 65 88 / 0 0 10
=
CAZ063-152300-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
1022 AM PDT FRI AUG 15 2025
TODAY...SUNNY. HIGHS 73 TO 88 HIGHER ELEVATIONS
90 TO 97 LOWER
ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH WITH GUSTS TO
AROUND 25 MPH.
TONIGHT...CLEAR, COOLER. LOWS 53 TO 67 HIGHER ELEVATIONS
64 TO
72 LOWER ELEVATIONS. PREVAILING WEST WINDS 5 TO 15 MPH WITH GUSTS
TO AROUND 30 MPH.
SATURDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS 67 TO 82 HIGHER ELEVATIONS...84 TO 90 LOWER ELEVATIONS.
PREVAILING NORTHWEST WINDS UP TO 10 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON. GUSTS UP TO 25 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS 53 TO 65 HIGHER ELEVATIONS...63 TO
70 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.
HIGHS 63 TO 78 HIGHER ELEVATIONS...80 TO 86 LOWER ELEVATIONS.
LIGHT WINDS BECOMING SOUTHEAST UP TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. COOLER. LOWS 50 TO 64.
MONDAY
SUNNY. HIGHS 69 TO 84.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 54 TO 69. HIGHS
72 TO 87.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 81 TO 96. LOWS 58 TO
73.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 83 60 74 / 0 0 20
=
CAZ066-152300-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS 84 TO 98. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 62 TO 70. PREVAILING WEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS 76 TO 90. PREVAILING SOUTHWEST
WINDS UP TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS 60 TO 68. PREVAILING SOUTHWEST WINDS
UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 74 TO 86.
PREVAILING SOUTH WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 55 TO 63.
MONDAY
SUNNY. HIGHS 75 TO 87.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 56 TO 69. HIGHS
76 TO 91.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 86 TO 101. LOWS 59 TO
73.
TEMPERATURE / PRECIPITATION
PARADISE 90 67 82 / 0 0 0
=
CAZ067-152300-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
1022 AM PDT FRI AUG 15 2025
TODAY
SUNNY. HIGHS 85 TO 95. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 57 TO 65. PREVAILING SOUTHWEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS 78 TO 88. LIGHT WINDS BECOMING SOUTHWEST
UP TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 56 TO 64. PREVAILING SOUTHWEST
WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
SUNNY. HIGHS 75 TO 85. LIGHT WINDS BECOMING SOUTHWEST
UP TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 53 TO 61.
MONDAY
SUNNY. HIGHS 78 TO 86.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 54 TO 67. HIGHS
78 TO 90.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR. HIGHS 86 TO 96. LOWS
57 TO 71.
THURSDAY
MOSTLY SUNNY. HIGHS 89 TO 99.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 87 60 81 / 0 0 0
JACKSON 91 59 83 / 0 0 0
=
CAZ068-152300-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
1022 AM PDT FRI AUG 15 2025
TODAY...SUNNY. HIGHS 70 TO 85 HIGHER ELEVATIONS
76 TO 91 LOWER
ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN THE
AFTERNOON.
TONIGHT
CLEAR. LOWS 49 TO 64. PREVAILING SOUTHWEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
SATURDAY...MOSTLY SUNNY. HIGHS 64 TO 79 HIGHER ELEVATIONS
70 TO 85 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO
10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. LOWS 47 TO 62. PREVAILING SOUTHWEST WINDS
UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON. HIGHS 60 TO 75 HIGHER
ELEVATIONS...67 TO 82 LOWER ELEVATIONS. LIGHT WINDS BECOMING
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR, COLDER. LOWS 43 TO 58.
MONDAY
SUNNY. HIGHS 66 TO 81.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 46 TO 61. HIGHS
68 TO 83.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 77 TO 92. LOWS 49 TO
64.
TEMPERATURE / PRECIPITATION
QUINCY 93 49 87 / 0 0 0
CHESTER 88 48 83 / 0 0 10
=
CAZ069-152300-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
1022 AM PDT FRI AUG 15 2025
TODAY...SUNNY. HIGHS 68 TO 83 HIGHER ELEVATIONS
80 TO 90 LOWER
ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN THE
AFTERNOON.
TONIGHT...CLEAR. LOWS 44 TO 59 HIGHER ELEVATIONS
54 TO
67 LOWER ELEVATIONS. PREVAILING SOUTHWEST WINDS UP TO 10 MPH IN
THE EVENING BECOMING LIGHT.
SATURDAY...SUNNY. HIGHS 63 TO 78 HIGHER ELEVATIONS
75 TO
85 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR, COOLER. LOWS 42 TO 57 HIGHER
ELEVATIONS...52 TO 64 LOWER ELEVATIONS. PREVAILING SOUTHWEST
WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY...SUNNY. HIGHS 61 TO 76 HIGHER ELEVATIONS
71 TO
83 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 44 TO 59.
MONDAY
SUNNY. HIGHS 66 TO 81.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 47 TO 62. HIGHS
68 TO 83.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR. HIGHS 74 TO 89. LOWS
50 TO 65.
THURSDAY
MOSTLY SUNNY. WARMER. HIGHS 77 TO 92.
TEMPERATURE / PRECIPITATION
BLUE CANYON 79 61 73 / 0 0 0
=
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