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FPUS56 KSTO 302323
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
422 PM PDT SAT AUG 30 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TONIGHT, SUNDAY, SUNDAY NIGHT, AND LABOR DAY.
CAZ013-311100-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
422 PM PDT SAT AUG 30 2025
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE AFTER MIDNIGHT. LOWS 53 TO
68 HIGHER ELEVATIONS...61 TO 71 LOWER ELEVATIONS. LIGHT WINDS
BECOMING NORTH UP TO 10 MPH AFTER MIDNIGHT.
SUNDAY
PATCHY SMOKE IN THE MORNING. MOSTLY SUNNY. HIGHS 81 TO
96 HIGHER ELEVATIONS...91 TO 101 LOWER ELEVATIONS. PREVAILING
NORTHEAST WINDS UP TO 10 MPH SHIFTING TO THE SOUTH IN THE
AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. PATCHY SMOKE AFTER MIDNIGHT. LOWS
53 TO 68 HIGHER ELEVATIONS...60 TO 72 LOWER ELEVATIONS.
PREVAILING SOUTHWEST WINDS UP TO 10 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
LABOR DAY...SUNNY. HIGHS 83 TO 98 HIGHER ELEVATIONS
94 TO
102 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH
SHIFTING TO THE SOUTH IN THE AFTERNOON.
MONDAY NIGHT...CLEAR. LOWS 56 TO 71 HIGHER ELEVATIONS
65 TO
75 LOWER ELEVATIONS. PREVAILING SOUTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE NORTH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. WARMER. HIGHS 88 TO 103.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 58 TO 73.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 85 TO 100. LOWS
57 TO 72.
THURSDAY NIGHT THROUGH SATURDAY
PARTLY CLOUDY. LOWS 55 TO 70.
HIGHS 81 TO 96.
TEMPERATURE / PRECIPITATION
SHASTA DAM 69 98 69 100 / 0 0 0 0
=
CAZ014-311100-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. PATCHY SMOKE LATE IN THE NIGHT. LOWS 48 TO 60.
PREVAILING SOUTHWEST WINDS UP TO 10 MPH IN THE EVENING BECOMING
LIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS 82 TO 93. LIGHT WINDS BECOMING WEST
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 60. PREVAILING SOUTHWEST
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE EVENING
BECOMING LIGHT.
LABOR DAY
SUNNY. HIGHS 83 TO 95. LIGHT WINDS BECOMING
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 50 TO 61. PREVAILING WEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS 85 TO 98.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 49 TO 62.
WEDNESDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 80 TO 94. LOWS
48 TO 62.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS 47 TO 59. HIGHS
77 TO 91.
TEMPERATURE / PRECIPITATION
BURNEY 50 90 50 92 / 0 0 0 0
=
CAZ015-311100-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 62 TO 72. SOUTH WINDS UP TO 10 MPH IN THE
EVENING BECOMING LIGHT.
SUNDAY
PATCHY SMOKE IN THE MORNING. MOSTLY SUNNY. HIGHS AROUND
98. NORTH WINDS UP TO 10 MPH SHIFTING TO THE SOUTH WITH GUSTS TO
AROUND 20 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 72. SOUTH WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH IN THE EVENING BECOMING LIGHT.
LABOR DAY
SUNNY. HIGHS 97 TO 103. LIGHT WINDS.
MONDAY NIGHT
CLEAR. LOWS 67 TO 75. SOUTH WINDS UP TO 10 MPH IN
THE EVENING BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 97 TO 105.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 67 TO 75.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 95 TO
102. LOWS 65 TO 75.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS 92 TO 98. LOWS
62 TO 71.
SATURDAY
MOSTLY SUNNY. HIGHS 89 TO 95.
TEMPERATURE / PRECIPITATION
REDDING 63 100 63 102 / 0 0 0 0
RED BLUFF 66 99 65 102 / 0 0 0 0
=
CAZ016-311100-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 61 TO 71. SOUTHWEST WINDS UP TO 10 MPH IN
THE EVENING BECOMING LIGHT.
SUNDAY
SUNNY. HIGHS AROUND 97. LIGHT WINDS BECOMING SOUTH UP
TO 10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 60 TO 70. SOUTH WINDS UP TO 10 MPH.
LABOR DAY
SUNNY. HIGHS AROUND 99. LIGHT WINDS BECOMING WEST UP
TO 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 64 TO 74. SOUTH WINDS UP TO 10 MPH IN
THE EVENING BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 97.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 70.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HIGHS AROUND
96. LOWS 60 TO 70.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS AROUND 93. LOWS
58 TO 68.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 90.
TEMPERATURE / PRECIPITATION
CHICO 69 98 69 100 / 0 0 0 0
OROVILLE 68 99 67 100 / 0 0 0 0
MARYSVILLE/YUBA CITY 65 100 64 101 / 0 0 0 0
=
CAZ017-311100-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 61 TO 71. WEST WINDS UP TO 10 MPH IN THE
EVENING BECOMING LIGHT.
SUNDAY
SUNNY. HIGHS 96 TO 102. SOUTHWEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 60 TO 70. SOUTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
LABOR DAY
SUNNY. HIGHS 98 TO 104. SOUTHWEST WINDS UP TO
10 MPH.
MONDAY NIGHT
CLEAR. LOWS 62 TO 72. SOUTHWEST WINDS UP TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 94 TO 100.
TUESDAY NIGHT
CLEAR. LOWS 58 TO 67.
WEDNESDAY
SUNNY. HIGHS 93 TO 99.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
57 TO 67. HIGHS 91 TO 99.
FRIDAY
PARTLY CLOUDY. HIGHS 88 TO 96.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS 57 TO 65. HIGHS
87 TO 96.
TEMPERATURE / PRECIPITATION
SACRAMENTO 66 101 66 103 / 0 0 0 0
SAC EXEC AIRPORT 64 100 63 101 / 0 0 0 0
=
CAZ018-311100-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 59 TO 67. WEST WINDS 10 TO 15 MPH.
SUNDAY
SUNNY. HIGHS 92 TO 98. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
CLEAR. LOWS 59 TO 65. WEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
LABOR DAY
SUNNY. HIGHS 93 TO 99. WEST WINDS AROUND 10 MPH WITH
GUSTS TO AROUND 20 MPH.
MONDAY NIGHT
CLEAR. LOWS 60 TO 66. WEST WINDS 10 TO 15 MPH.
TUESDAY
SUNNY. HIGHS 87 TO 93.
TUESDAY NIGHT
CLEAR. LOWS 57 TO 63.
WEDNESDAY
SUNNY. HIGHS 86 TO 92.
WEDNESDAY NIGHT THROUGH SATURDAY
MOSTLY CLEAR. LOWS 56 TO 62.
HIGHS 84 TO 90.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 62 101 61 101 / 0 0 0 0
=
CAZ019-311100-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 64 TO 74. NORTHWEST WINDS UP TO 15 MPH.
SUNDAY
SUNNY. HIGHS 95 TO 102. NORTHWEST WINDS UP TO 15 MPH.
SUNDAY NIGHT
CLEAR. LOWS 63 TO 73. NORTHWEST WINDS UP TO
15 MPH.
LABOR DAY
SUNNY. HIGHS 95 TO 103. NORTHWEST WINDS UP TO
10 MPH.
MONDAY NIGHT
CLEAR. LOWS 64 TO 74. NORTHWEST WINDS UP TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 92 TO 100.
TUESDAY NIGHT
CLEAR. LOWS 60 TO 70.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR. HIGHS 91 TO 99. LOWS
60 TO 70.
THURSDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 88 TO 98. LOWS
59 TO 69.
TEMPERATURE / PRECIPITATION
STOCKTON 64 102 63 102 / 0 0 0 0
MODESTO 70 101 69 102 / 0 0 0 0
=
CAZ063-311100-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
422 PM PDT SAT AUG 30 2025
TONIGHT...CLEAR. LOWS 57 TO 71 HIGHER ELEVATIONS
67 TO
75 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
SUNDAY
MOSTLY SUNNY. PATCHY SMOKE IN THE AFTERNOON. HIGHS
76 TO 91 HIGHER ELEVATIONS...92 TO 98 LOWER ELEVATIONS.
PREVAILING NORTHWEST WINDS UP TO 10 MPH SHIFTING TO THE SOUTHEAST
IN THE AFTERNOON.
SUNDAY NIGHT...MOSTLY CLEAR. LOWS 57 TO 71 HIGHER ELEVATIONS
67 TO 75 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
LABOR DAY...SUNNY. HIGHS 78 TO 93 HIGHER ELEVATIONS
94 TO
100 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.
MONDAY NIGHT...CLEAR. LOWS 62 TO 76 HIGHER ELEVATIONS
71 TO
79 LOWER ELEVATIONS. PREVAILING SOUTH WINDS UP TO 10 MPH SHIFTING
TO THE WEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 83 TO 98.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 77.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 80 TO 95.
LOWS 61 TO 76.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS 77 TO 92. LOWS
58 TO 73.
SATURDAY
MOSTLY SUNNY. HIGHS 75 TO 90.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 65 84 66 85 / 0 0 0 0
=
CAZ066-311100-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 64 TO 76. LIGHT WINDS BECOMING EAST UP TO
10 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS 87 TO 99. PREVAILING EAST WINDS UP
TO 10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 76. PREVAILING SOUTH
WINDS UP TO 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT.
LABOR DAY
SUNNY. HIGHS 89 TO 101. PREVAILING EAST WINDS UP TO
10 MPH IN THE MORNING BECOMING LIGHT.
MONDAY NIGHT
CLEAR. LOWS 67 TO 78. PREVAILING SOUTH WINDS UP
TO 10 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 88 TO 102.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 66 TO 76.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 85 TO 99.
LOWS 64 TO 76.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. HIGHS 83 TO 95. LOWS
62 TO 74.
SATURDAY
MOSTLY SUNNY. HIGHS 81 TO 93.
TEMPERATURE / PRECIPITATION
PARADISE 73 92 73 94 / 0 0 0 0
=
CAZ067-311100-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
422 PM PDT SAT AUG 30 2025
TONIGHT
CLEAR. LOWS 64 TO 74. PREVAILING NORTHWEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
SUNNY. HIGHS 90 TO 100. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 65 TO 75. PREVAILING WEST WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT.
LABOR DAY
SUNNY. HIGHS 92 TO 102. LIGHT WINDS BECOMING
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 67 TO 75. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS 89 TO 99.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 73.
WEDNESDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 83 TO 97. LOWS
60 TO 73.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 66 92 66 94 / 0 0 0 0
JACKSON 70 97 69 98 / 0 0 0 0
=
CAZ068-311100-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
422 PM PDT SAT AUG 30 2025
TONIGHT
PATCHY SMOKE EARLY IN THE EVENING. CLEAR. LOWS 53 TO
68. LIGHT WINDS.
SUNDAY...SUNNY. HIGHS 71 TO 86 HIGHER ELEVATIONS
78 TO
93 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 69. PREVAILING SOUTHWEST
WINDS UP TO 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT.
LABOR DAY...SUNNY. HIGHS 73 TO 88 HIGHER ELEVATIONS
80 TO
95 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH SHIFTING
TO THE SOUTHWEST IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 56 TO 71. PREVAILING SOUTHWEST WINDS
UP TO 10 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 79 TO 94.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 54 TO 69.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 75 TO 90.
LOWS 54 TO 69.
FRIDAY THROUGH SATURDAY
PARTLY CLOUDY. HIGHS 72 TO 87. LOWS
52 TO 67.
TEMPERATURE / PRECIPITATION
QUINCY 49 94 51 96 / 0 0 0 0
CHESTER 49 89 50 90 / 0 0 0 0
=
CAZ069-311100-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
422 PM PDT SAT AUG 30 2025
TONIGHT...CLEAR. LOWS 49 TO 64 HIGHER ELEVATIONS
59 TO
73 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE EAST AFTER MIDNIGHT.
SUNDAY...SUNNY. HIGHS 70 TO 85 HIGHER ELEVATIONS
84 TO
96 LOWER ELEVATIONS. PREVAILING SOUTHEAST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. PATCHY SMOKE AFTER MIDNIGHT. LOWS 50 TO
65 HIGHER ELEVATIONS...60 TO 75 LOWER ELEVATIONS. PREVAILING WEST
WINDS UP TO 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT.
LABOR DAY...SUNNY. HIGHS 72 TO 87 HIGHER ELEVATIONS
86 TO
98 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH SHIFTING
TO THE SOUTHWEST IN THE AFTERNOON.
MONDAY NIGHT...MOSTLY CLEAR. LOWS 51 TO 66 HIGHER ELEVATIONS
62 TO 76 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH
SHIFTING TO THE EAST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.
HIGHS 75 TO 90.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 53 TO 68.
WEDNESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.
HIGHS 74 TO 89.
WEDNESDAY NIGHT THROUGH SATURDAY
MOSTLY CLEAR. LOWS 52 TO 67.
HIGHS 72 TO 87.
TEMPERATURE / PRECIPITATION
BLUE CANYON 65 83 67 85 / 0 0 0 0
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