360
FPUS56 KSTO 310722
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
1222 AM PDT SUN AUG 31 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TODAY, TONIGHT, AND LABOR DAY.
CAZ013-312300-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
1222 AM PDT SUN AUG 31 2025
TODAY
PATCHY SMOKE IN THE MORNING. MOSTLY SUNNY. HIGHS 81 TO
96 HIGHER ELEVATIONS...91 TO 100 LOWER ELEVATIONS. PREVAILING
NORTH WINDS UP TO 10 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.
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.
LABOR DAY...SUNNY. HIGHS 82 TO 97 HIGHER ELEVATIONS
93 TO
102 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTH IN THE AFTERNOON.
MONDAY NIGHT...CLEAR. LOWS 56 TO 71 HIGHER ELEVATIONS
64 TO
74 LOWER ELEVATIONS. PREVAILING SOUTH WINDS UP TO 10 MPH SHIFTING
TO THE NORTH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. WARMER. HIGHS 85 TO 100 HIGHER
ELEVATIONS...96 TO 104 LOWER ELEVATIONS. PREVAILING NORTH WINDS
UP TO 10 MPH SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 57 TO 72.
WEDNESDAY
MOSTLY SUNNY. HIGHS 84 TO 99.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 56 TO 71.
HIGHS 84 TO 99.
THURSDAY NIGHT THROUGH FRIDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO
70. HIGHS 83 TO 98.
SATURDAY
MOSTLY SUNNY. HIGHS 77 TO 92.
TEMPERATURE / PRECIPITATION
SHASTA DAM 98 68 99 / 0 0 0
=
CAZ014-312300-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
1222 AM PDT SUN AUG 31 2025
TODAY
PATCHY SMOKE EARLY IN THE MORNING. MOSTLY SUNNY. HIGHS
82 TO 93. LIGHT WINDS BECOMING WEST UP TO 10 MPH WITH GUSTS TO
AROUND 25 MPH IN THE AFTERNOON.
TONIGHT
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 94. LIGHT WINDS BECOMING
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 50 TO 61. PREVAILING SOUTHWEST WINDS
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE EVENING BECOMING
LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 83 TO 95. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 48 TO 61.
WEDNESDAY
MOSTLY SUNNY. HIGHS 80 TO 93.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 48 TO 60.
HIGHS 80 TO 93.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS 48 TO 61. HIGHS
79 TO 93.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS 46 TO 58. HIGHS
76 TO 91.
TEMPERATURE / PRECIPITATION
BURNEY 90 49 91 / 0 0 0
=
CAZ015-312300-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
1222 AM PDT SUN AUG 31 2025
TODAY
PATCHY SMOKE UNTIL LATE AFTERNOON. MOSTLY SUNNY. HIGHS
AROUND 98. NORTH WINDS UP TO 10 MPH SHIFTING TO THE SOUTH WITH
GUSTS TO AROUND 20 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 61 TO 71. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH SHIFTING TO THE NORTH AFTER MIDNIGHT.
LABOR DAY
SUNNY. HIGHS AROUND 100. NORTH WINDS UP TO 10 MPH
SHIFTING TO THE SOUTH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 66 TO 74. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH IN THE EVENING BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 97 TO 103. NORTH WINDS UP TO
10 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 72.
WEDNESDAY
MOSTLY SUNNY. HIGHS 94 TO 100.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 64 TO 72.
HIGHS 94 TO 100.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 64 TO 72.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 88 TO 98. LOWS
62 TO 72.
TEMPERATURE / PRECIPITATION
REDDING 100 62 102 / 0 0 0
RED BLUFF 99 64 101 / 0 0 0
=
CAZ016-312300-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
1222 AM PDT SUN AUG 31 2025
TODAY
MOSTLY SUNNY. HIGHS AROUND 97. LIGHT WINDS BECOMING
SOUTH UP TO 10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 60 TO 70. SOUTHEAST WINDS UP TO 10 MPH.
LABOR DAY
SUNNY. HIGHS 96 TO 102. LIGHT WINDS BECOMING
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 63 TO 73. SOUTH WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 20 MPH IN THE EVENING BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 97. LIGHT WINDS BECOMING
SOUTH AROUND 10 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 69.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 94.
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO
68. HIGHS AROUND 94.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 89.
TEMPERATURE / PRECIPITATION
CHICO 98 69 101 / 0 0 0
OROVILLE 99 67 101 / 0 0 0
MARYSVILLE/YUBA CITY 100 63 101 / 0 0 0
=
CAZ017-312300-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
1222 AM PDT SUN AUG 31 2025
TODAY
SUNNY. HIGHS 97 TO 103. SOUTHWEST WINDS UP TO 10 MPH.
GUSTS UP TO 20 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 60 TO 70. SOUTH WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 20 MPH.
LABOR DAY
SUNNY. HIGHS 98 TO 104. LIGHT WINDS BECOMING WEST UP
TO 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 61 TO 71. SOUTHWEST WINDS UP TO
10 MPH.
TUESDAY
SUNNY. HIGHS 93 TO 99. SOUTH WINDS UP TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS 58 TO 67.
WEDNESDAY
MOSTLY SUNNY. HIGHS 91 TO 97.
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO
67. HIGHS 88 TO 98.
SATURDAY
MOSTLY SUNNY. HIGHS 85 TO 93.
TEMPERATURE / PRECIPITATION
SACRAMENTO 101 65 103 / 0 0 0
SAC EXEC AIRPORT 100 63 101 / 0 0 0
=
CAZ018-312300-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
1222 AM PDT SUN AUG 31 2025
TODAY
SUNNY. HIGHS 94 TO 100. WEST WINDS 10 TO 15 MPH.
TONIGHT
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 88 TO 94
EXCEPT 82 TO 88 NEAR THE BAY.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.
TUESDAY NIGHT
CLEAR. LOWS AROUND 60.
WEDNESDAY
MOSTLY SUNNY. HIGHS 85 TO 91.
WEDNESDAY NIGHT THROUGH SATURDAY
MOSTLY CLEAR. LOWS 56 TO 62.
HIGHS 83 TO 89.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 101 61 100 / 0 0 0
=
CAZ019-312300-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
1222 AM PDT SUN AUG 31 2025
TODAY
SUNNY. HIGHS 96 TO 102. NORTHWEST WINDS UP TO 15 MPH.
TONIGHT
CLEAR. LOWS 63 TO 73. NORTHWEST WINDS UP TO 15 MPH.
GUSTS UP TO 25 MPH IN THE EVENING.
LABOR DAY
SUNNY. HIGHS 96 TO 103. NORTHWEST WINDS UP TO
10 MPH.
MONDAY NIGHT
CLEAR. LOWS 63 TO 73. NORTHWEST WINDS UP TO
10 MPH.
TUESDAY
SUNNY. HIGHS 93 TO 100. NORTHWEST WINDS UP TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS 59 TO 69.
WEDNESDAY
SUNNY. HIGHS 91 TO 97.
WEDNESDAY NIGHT THROUGH SATURDAY
MOSTLY CLEAR. LOWS 59 TO 69.
HIGHS 87 TO 97.
TEMPERATURE / PRECIPITATION
STOCKTON 103 63 102 / 0 0 0
MODESTO 101 69 101 / 0 0 0
=
CAZ063-312300-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
1222 AM PDT SUN AUG 31 2025
TODAY
MOSTLY SUNNY. PATCHY SMOKE IN THE LATE MORNING AND EARLY
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.
TONIGHT...MOSTLY CLEAR. LOWS 57 TO 71 HIGHER ELEVATIONS
66 TO
74 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH.
LABOR DAY...SUNNY. HIGHS 77 TO 92 HIGHER ELEVATIONS
94 TO
99 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.
MONDAY NIGHT...CLEAR. LOWS 61 TO 75 HIGHER ELEVATIONS
70 TO
78 LOWER ELEVATIONS. PREVAILING SOUTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE WEST AFTER MIDNIGHT.
TUESDAY...SUNNY. HIGHS 78 TO 93 HIGHER ELEVATIONS
95 TO
100 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. COOLER. LOWS 60 TO 75.
WEDNESDAY
MOSTLY SUNNY. HIGHS 79 TO 94.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 60 TO 75.
HIGHS 79 TO 94.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS 60 TO 75. HIGHS
78 TO 93.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS 57 TO 71. HIGHS
76 TO 91.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 83 65 85 / 0 0 0
=
CAZ066-312300-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
1222 AM PDT SUN AUG 31 2025
TODAY
MOSTLY SUNNY. HIGHS 87 TO 99. PREVAILING EAST WINDS UP
TO 10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 63 TO 77. PREVAILING SOUTHEAST
WINDS UP TO 10 MPH.
LABOR DAY
SUNNY. HIGHS 89 TO 101. PREVAILING EAST WINDS UP TO
10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 66 TO 78. PREVAILING SOUTH WINDS UP
TO 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS 87 TO 101. PREVAILING NORTHEAST
WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 74.
WEDNESDAY
MOSTLY SUNNY. HIGHS 85 TO 97.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 64 TO 74.
HIGHS 85 TO 98.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 64 TO 74.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 80 TO 95. LOWS
62 TO 74.
TEMPERATURE / PRECIPITATION
PARADISE 92 73 94 / 0 0 0
=
CAZ067-312300-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
1222 AM PDT SUN AUG 31 2025
TODAY
SUNNY. HIGHS 90 TO 100. PREVAILING NORTHEAST WINDS UP TO
10 MPH SHIFTING TO THE WEST IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 65 TO 75. LIGHT WINDS. GUSTS UP TO 20 MPH.
LABOR DAY
SUNNY. HIGHS 92 TO 102. PREVAILING EAST WINDS UP TO
10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 67 TO 75. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS 89 TO 99. LIGHT WINDS BECOMING
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 72.
WEDNESDAY
MOSTLY SUNNY. HIGHS 87 TO 97.
WEDNESDAY NIGHT THROUGH SATURDAY
MOSTLY CLEAR. LOWS 59 TO 72.
HIGHS 82 TO 97.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 93 66 94 / 0 0 0
JACKSON 97 70 98 / 0 0 0
=
CAZ068-312300-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
1222 AM PDT SUN AUG 31 2025
TODAY...MOSTLY SUNNY. HIGHS 71 TO 86 HIGHER ELEVATIONS
78 TO
93 LOWER ELEVATIONS. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH
IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 54 TO 69. PREVAILING SOUTH WINDS UP
TO 10 MPH SHIFTING TO THE SOUTHEAST AFTER MIDNIGHT.
LABOR DAY...SUNNY. HIGHS 72 TO 87 HIGHER ELEVATIONS
80 TO
94 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH SHIFTING
TO THE SOUTHWEST IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 55 TO 70. PREVAILING SOUTHWEST WINDS
UP TO 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT.
TUESDAY...MOSTLY SUNNY. HIGHS 73 TO 88 HIGHER ELEVATIONS
80 TO
93 LOWER ELEVATIONS. PREVAILING EAST WINDS UP TO 10 MPH SHIFTING
TO THE SOUTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 53 TO 68.
WEDNESDAY
MOSTLY SUNNY. HIGHS 75 TO 90.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 53 TO 68.
HIGHS 75 TO 90.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 68.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 72 TO 87. LOWS
52 TO 67.
TEMPERATURE / PRECIPITATION
QUINCY 93 50 95 / 0 0 0
CHESTER 88 49 89 / 0 0 0
=
CAZ069-312300-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
1222 AM PDT SUN AUG 31 2025
TODAY...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.
TONIGHT
CLEAR. PATCHY SMOKE AFTER MIDNIGHT. LOWS 49 TO
64 HIGHER ELEVATIONS...60 TO 74 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
61 TO 75 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 IN
THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 70 TO
85 HIGHER ELEVATIONS...85 TO 95 LOWER ELEVATIONS. PREVAILING EAST
WINDS UP TO 10 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS 52 TO 67.
WEDNESDAY
MOSTLY SUNNY. HIGHS 74 TO 89.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 52 TO 67.
HIGHS 74 TO 89.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 52 TO 67.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 71 TO 86. LOWS
51 TO 66.
TEMPERATURE / PRECIPITATION
BLUE CANYON 83 66 85 / 0 0 0
=
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