Zone Forecast Product
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
532
FPUS56 KSTO 090301
ZFPSTO
Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
800 PM PDT Tue Sep 8 2026
Spot temperatures and probabilities of measurable precipitation
are for tonight, Wednesday, Wednesday night, and Thursday.
CAZ121-091100-
W. Shasta County Above 3000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Mostly clear. Lows 53 to 63. Light winds becoming
north up to 10 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 82 to 92. North winds up to
10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 58 to 68. Northwest winds
up to 10 mph.
.THURSDAY...Mostly sunny. Highs 79 to 89. Northwest winds up to
10 mph shifting to the southwest in the afternoon. Gusts up to
20 mph.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 52 to 62. West winds
up to 10 mph shifting to the northwest around 10 mph after
midnight. Gusts up to 25 mph.
.FRIDAY...Sunny. Highs 74 to 84.
.FRIDAY NIGHT...Clear, cooler. Lows 45 to 55.
.SATURDAY THROUGH TUESDAY...Clear. Highs 64 to 74. Lows 43 to 53.
$$
=
CAZ122-091100-
W. Shasta County 1000-3000 ft-
Including the city of Whiskeytown
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 58 to 68. Light winds becoming northwest
up to 10 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 92 to 102. Northwest winds up
to 10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 62 to 72. West winds up to
10 mph with gusts to around 20 mph.
.THURSDAY...Mostly sunny. Highs 89 to 99. Northwest winds up to
10 mph in the morning becoming light. Gusts up to 20 mph.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 58 to 68. West winds around 10 mph with gusts to around
25 mph.
.FRIDAY...Sunny. Highs 84 to 94.
.FRIDAY NIGHT...Clear, cooler. Lows 51 to 61.
.SATURDAY THROUGH TUESDAY...Clear. Highs 73 to 83. Lows 49 to 59.
$$
=
CAZ123-091100-
Shasta Lake Area & 1-5 1000-3000 ft-
Including the city of Shasta Lake, Sims
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 55 to 65. North winds up to 10 mph.
.WEDNESDAY...Sunny, warmer. Highs 91 to 101. North winds up to
10 mph with gusts to around 20 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 59 to 69. North winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 87 to 97. North winds up to
10 mph in the morning becoming light.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 54 to 64. Light
winds.
.FRIDAY...Sunny. Highs 82 to 92.
.FRIDAY NIGHT...Clear. Lows 50 to 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs 72 to 82. Lows 48 to 58.
&&
TEMPERATURE / PRECIPITATION
SHASTA DAM 65 101 70 97 / 0 0 0 0
$$
=
CAZ124-091100-
Shasta Metro-
Including the city of Redding, Anderson
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 57 to 67. Light winds.
.WEDNESDAY...Sunny. Highs around 101. Light winds.
.WEDNESDAY NIGHT...Mostly clear. Lows 62 to 71. Light winds.
.THURSDAY...Mostly sunny. Highs around 98. Light winds.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows around 64. Southwest winds up to 10 mph in the evening
becoming light.
.FRIDAY...Sunny. Highs around 93.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 83. Lows 54 to
61.
&&
TEMPERATURE / PRECIPITATION
REDDING 58 102 63 99 / 0 0 0 0
RED BLUFF 62 102 67 99 / 0 0 0 0
$$
=
CAZ125-091100-
Shasta County Foothills 1000-3000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 58 to 63. Light winds.
.WEDNESDAY...Sunny, warmer. Highs 92 to 100. Light winds.
.WEDNESDAY NIGHT...Mostly clear. Lows 63 to 69. Light winds.
.THURSDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 90 to 98. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 59 to 67. Light winds.
.FRIDAY...Sunny. Highs 84 to 92.
.FRIDAY NIGHT...Clear. Lows 55 to 61.
.SATURDAY THROUGH TUESDAY...Clear. Highs 74 to 84. Lows 50 to 60.
$$
=
CAZ126-091100-
E. Shasta /S. Cascades Above 3000 ft-
Including the city of Shingletown
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 47 to 57. Light winds becoming east up to
10 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 81 to 91. East winds up to
10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 62. Light winds.
.THURSDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 77 to 87. Light winds becoming southwest up to
10 mph in the afternoon. Gusts up to 20 mph.
.THURSDAY NIGHT...Mostly clear. Lows 48 to 58. Southwest winds up
to 10 mph with gusts to around 20 mph in the evening becoming
light.
.FRIDAY...Sunny. Highs 72 to 82.
.FRIDAY NIGHT...Clear. Lows 44 to 54.
.SATURDAY THROUGH TUESDAY...Clear. Highs 63 to 73. Lows 41 to 51.
$$
=
CAZ127-091100-
Burney Basin-
Including the city of Burney
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 43 to 53. Light winds.
.WEDNESDAY...Sunny, warmer. Highs 81 to 91. Light winds.
.WEDNESDAY NIGHT...Mostly clear. Lows 49 to 59. Light winds.
.THURSDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 78 to 88. Light winds becoming west around 10 mph
in the afternoon. Gusts up to 20 mph.
.THURSDAY NIGHT...Mostly clear. Lows 46 to 56. Southwest winds up
to 10 mph. Gusts up to 25 mph in the evening.
.FRIDAY...Sunny. Highs 73 to 83.
.FRIDAY NIGHT...Clear. Lows 43 to 51.
.SATURDAY THROUGH TUESDAY...Clear. Highs 64 to 74. Lows 38 to 48.
&&
TEMPERATURE / PRECIPITATION
BURNEY 45 90 50 88 / 0 0 0 0
$$
=
CAZ128-091100-
Lassen Volcanic NP-
Including the city of Lassen National Park
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 46 to 54. Southeast winds up to 10 mph.
.WEDNESDAY...Sunny, warmer. Highs 71 to 81. South winds up to
10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 58. Light winds.
.THURSDAY...Partly cloudy. Highs 68 to 78. Southwest winds up to
10 mph. Gusts up to 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 53. Southwest winds up
to 10 mph with gusts to around 20 mph.
.FRIDAY...Sunny. Highs 63 to 73.
.FRIDAY NIGHT...Clear. Lows 42 to 48.
.SATURDAY THROUGH TUESDAY...Clear. Highs 54 to 64. Lows 36 to 46.
$$
=
CAZ129-091100-
Sierra (Tehama-Plumas) 1000-3000 ft-
Including the city of Paradise
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Clear. Lows 61 to 71. Northeast winds up to 10 mph.
Gusts up to 20 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 91 to 99. Northeast winds
around 10 mph with gusts to around 25 mph in the morning becoming
light.
.WEDNESDAY NIGHT...Mostly clear. Lows 67 to 77. Northeast winds
up to 10 mph.
.THURSDAY...Partly cloudy. Highs 88 to 96. East winds up to
10 mph shifting to the southwest in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 64 to 74. South winds up to
10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 83 to 91.
.FRIDAY NIGHT...Clear, cooler. Lows 59 to 67.
.SATURDAY THROUGH TUESDAY...Clear. Highs 73 to 83. Lows 55 to 65.
&&
TEMPERATURE / PRECIPITATION
PARADISE 68 94 74 91 / 0 0 0 0
$$
=
CAZ130-091100-
Sierra (Tehama-Plumas) Above 3000 ft-
Including the city of Mineral, Quincy
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 50 to 60. Light winds becoming northeast
up to 10 mph with gusts to around 20 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 80 to 90. Northeast winds up to
10 mph with gusts to around 20 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
mostly cloudy. Lows 55 to 65. Light winds.
.THURSDAY...Partly cloudy. Highs 77 to 87. Light winds becoming
southwest up to 10 mph with gusts to around 20 mph in the
afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 52 to 62. South winds up to
10 mph with gusts to around 20 mph.
.FRIDAY...Sunny. Highs 72 to 82.
.FRIDAY NIGHT...Clear, cooler. Lows 47 to 57.
.SATURDAY THROUGH TUESDAY...Clear. Highs 63 to 73. Lows 43 to 53.
&&
TEMPERATURE / PRECIPITATION
QUINCY 47 95 52 94 / 0 0 0 0
CHESTER 48 91 51 88 / 0 0 0 0
$$
=
CAZ131-091100-
N. Motherlode 1000-3000 ft-
Including the city of Auburn, Grass Valley, Colfax, Nevada City
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 61 to 69. Light winds.
.WEDNESDAY...Mostly sunny. Highs 92 to 98. Northeast winds up to
10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Partly cloudy. Lows 64 to 72. Light winds.
.THURSDAY...Mostly sunny. Highs 90 to 98. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 62 to 70. South winds up to
10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 84 to 90.
.FRIDAY NIGHT...Clear. Lows 58 to 64.
.SATURDAY THROUGH TUESDAY...Clear. Highs 74 to 83. Lows 53 to 63.
&&
TEMPERATURE / PRECIPITATION
GRASS VALLEY 63 93 66 92 / 0 0 0 0
JACKSON 70 97 72 96 / 0 0 0 10
$$
=
CAZ132-091100-
Sierra (Yuba-Placer) 3000-5000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Mostly clear. Lows 57 to 67. Northeast winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Warmer. Highs 85 to 95. East winds up
to 10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Partly cloudy. Lows 61 to 71. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
81 to 91. Light winds becoming southwest up to 10 mph in the
afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 58 to 68. Light winds.
.FRIDAY...Sunny. Highs 76 to 86.
.FRIDAY NIGHT...Clear, cooler. Lows 53 to 63.
.SATURDAY...Sunny. Highs 66 to 76.
.SATURDAY NIGHT...Mostly clear. Cooler. Lows 46 to 56.
.SUNDAY THROUGH TUESDAY...Clear. Highs 67 to 77. Lows 48 to 58.
$$
=
CAZ133-091100-
Sierra (Sierra-Placer) Above 5000 ft-
Including the city of Blue Canyon, Kingvale, Donner Peak
800 PM PDT Tue Sep 8 2026
.TONIGHT...Mostly clear. Lows 50 to 60. Light winds becoming east
around 10 mph after midnight.
.WEDNESDAY...Mostly sunny. Warmer. Highs 76 to 86. East winds
around 10 mph shifting to the southwest up to 10 mph in the
afternoon. Gusts up to 20 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 54 to 64. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
72 to 82. Southeast winds up to 10 mph shifting to the southwest
around 10 mph with gusts to around 25 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 61. Southwest winds up
to 10 mph with gusts to around 25 mph shifting to the south after
midnight.
.FRIDAY...Sunny. Highs 67 to 77.
.FRIDAY NIGHT...Clear. Lows 47 to 57.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Cooler. Highs 57 to
67. Lows 43 to 53.
.SUNDAY THROUGH MONDAY NIGHT...Clear. Highs 59 to 69. Lows 40 to
50.
.TUESDAY...Mostly sunny. Highs 58 to 68.
&&
TEMPERATURE / PRECIPITATION
BLUE CANYON 62 86 67 82 / 0 0 0 0
$$
=
CAZ134-091100-
Central Motherlode 1000-3000 ft-
Including the city of Cameron Park, Shingle Springs, Placerville,
Cool, Jackson
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 65 to 71. Light winds.
.WEDNESDAY...Mostly sunny. Warmer. Highs 92 to 100. Light winds
becoming west up to 10 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 69 to 75. Light winds.
.THURSDAY...Mostly sunny. Highs 91 to 98. Light winds becoming
southwest up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 66 to 72. Southwest winds up
to 10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 85 to 91.
.FRIDAY NIGHT...Clear. Lows around 62.
.SATURDAY THROUGH TUESDAY...Clear. Highs 75 to 84. Lows 56 to 62.
$$
=
CAZ135-091100-
Sierra 3000-5000 ft-
Including the city of Pollock Pines
800 PM PDT Tue Sep 8 2026
.TONIGHT...Mostly clear. Lows 59 to 69. Northeast winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Warmer. Highs 86 to 96. East winds up
to 10 mph shifting to the west in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows 62 to 72. Light winds.
.THURSDAY...Mostly sunny. Highs 84 to 94. Light winds becoming
west up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 59 to 69. Light winds.
.FRIDAY...Sunny. Highs 79 to 87.
.FRIDAY NIGHT...Clear, cooler. Lows 54 to 64.
.SATURDAY THROUGH TUESDAY...Clear. Highs 70 to 79. Lows 51 to 61.
$$
=
CAZ136-091100-
Sierra (El Dorado-Amador) Above 5000 ft-
Including the city of Carson Pass
800 PM PDT Tue Sep 8 2026
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows 51 to 61. Light winds becoming east around 10 mph
after midnight. Gusts up to 20 mph.
.WEDNESDAY...Mostly sunny. Warmer. Highs 75 to 85. East winds up
to 10 mph with gusts to around 25 mph shifting to the west in the
afternoon.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 54 to 64. Light winds.
.THURSDAY...Partly cloudy in the morning then becoming mostly
sunny. Highs 72 to 82. Light winds becoming west around 10 mph
with gusts to around 25 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 61. Southwest winds up
to 10 mph shifting to the southeast after midnight. Gusts up to
25 mph.
.FRIDAY...Sunny. Highs 67 to 77.
.FRIDAY NIGHT...Clear. Lows 47 to 57.
.SATURDAY THROUGH TUESDAY...Clear. Highs 59 to 69. Lows 43 to 53.
$$
=
CAZ137-091100-
Southern Motherlode 1000-3000 ft-
Including the city of Sonora, Angels Camp
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows 65 to 75. Light winds becoming
northeast up to 10 mph after midnight.
.WEDNESDAY...Mostly sunny. Highs 93 to 99. Light winds becoming
west up to 10 mph in the afternoon. Gusts up to 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 68 to 78. Northwest winds
up to 10 mph with gusts to around 20 mph in the evening becoming
light.
.THURSDAY...Mostly sunny. Highs 92 to 100. Northeast winds up to
10 mph shifting to the west with gusts to around 20 mph in the
afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 64 to 74. West winds up to
10 mph with gusts to around 20 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 86 to 94.
.FRIDAY NIGHT...Clear, cooler. Lows 59 to 67.
.SATURDAY THROUGH TUESDAY...Clear. Highs 77 to 87. Lows 55 to 65.
$$
=
CAZ138-091100-
Sierra (Cal-Tuo) 3000-5000 ft-
Including the city of Twain Harte, Arnold
800 PM PDT Tue Sep 8 2026
.TONIGHT...Partly cloudy. Lows 62 to 72. Light winds becoming
east up to 10 mph after midnight.
.WEDNESDAY...Mostly sunny. Warmer. Highs 86 to 96. Northeast
winds up to 10 mph shifting to the west in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 65 to 75. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
84 to 94. Northeast winds up to 10 mph shifting to the west in
the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 61 to 71. West winds up to
10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 79 to 89.
.FRIDAY NIGHT...Clear, cooler. Lows 56 to 66.
.SATURDAY THROUGH TUESDAY...Clear. Highs 71 to 81. Lows 53 to 63.
$$
=
CAZ139-091100-
Sierra (Cal-Tuo) Above 5000 ft-
Including the city of Twain Harte, Arnold
800 PM PDT Tue Sep 8 2026
.TONIGHT...Partly cloudy. Lows 50 to 60. South winds up to 10 mph
shifting to the east around 10 mph after midnight.
.WEDNESDAY...Mostly sunny. Warmer. Highs 75 to 85. East winds
around 10 mph shifting to the west up to 10 mph in the afternoon.
Gusts up to 20 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows 54 to 64. Light winds
becoming east up to 10 mph after midnight.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
73 to 83. East winds up to 10 mph shifting to the west around
10 mph in the afternoon. Gusts up to 20 mph.
.THURSDAY NIGHT...Mostly clear. Lows 50 to 60. West winds up to
10 mph in the evening becoming light. Gusts up to 20 mph.
.FRIDAY...Sunny. Highs 67 to 77.
.FRIDAY NIGHT...Clear. Lows 46 to 56.
.SATURDAY...Sunny. Highs 61 to 71.
.SATURDAY NIGHT...Mostly clear. Colder. Lows 40 to 50.
.SUNDAY THROUGH TUESDAY...Clear. Highs 60 to 70. Lows 41 to 51.
$$
=
CAZ140-091100-
Tehama Co Coast Range Above 3000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 55 to 65. Light winds becoming northwest
up to 10 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 79 to 89. West winds up to
10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Partly cloudy. Lows 62 to 72. West winds up to
10 mph.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 77 to 87. West winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 56 to 66. West winds
10 to 15 mph.
.FRIDAY...Sunny. Highs 72 to 82.
.FRIDAY NIGHT...Clear, cooler. Lows 48 to 58.
.SATURDAY THROUGH TUESDAY...Clear. Highs 62 to 72. Lows 45 to 55.
$$
=
CAZ141-091100-
W Tehama Co Foothills 1000-3000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 65 to 71. West winds up to 10 mph.
.WEDNESDAY...Sunny, warmer. Highs 92 to 101. Northwest winds up
to 10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Mostly clear. Lows 70 to 78. West winds up to
10 mph.
.THURSDAY...Partly cloudy. Highs 90 to 99. Light winds.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 64 to 72. West winds
up to 10 mph with gusts to around 20 mph.
.FRIDAY...Sunny. Highs 85 to 94.
.FRIDAY NIGHT...Clear, cooler. Lows 58 to 64.
.SATURDAY THROUGH TUESDAY...Clear. Highs 73 to 83. Lows 53 to 63.
$$
=
CAZ142-091100-
N. Sac Valley in Tehama County-
Including the city of Red Bluff
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Clear. Lows 60 to 68. Light winds becoming northwest
up to 10 mph after midnight.
.WEDNESDAY...Sunny. Highs around 100. North winds up to 10 mph
with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 65 to 73. Light winds.
.THURSDAY...Partly cloudy. Highs around 98. Light winds.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 64 to 70. South winds up to 10 mph in the evening becoming
light.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows around 62.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 84. Lows around
60.
$$
=
CAZ143-091100-
Glenn/Colusa Coast Range Above 3000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 58 to 68. Light winds becoming northwest
up to 10 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 79 to 89. Northwest winds up to
10 mph in the morning becoming light.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 65 to 75. West winds up to 10 mph.
.THURSDAY...Partly cloudy. Highs 78 to 88. Light winds becoming
southwest up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 59 to 69. West winds
10 to 15 mph. Gusts up to 25 mph in the evening.
.FRIDAY...Sunny. Highs 73 to 83.
.FRIDAY NIGHT...Clear, cooler. Lows 51 to 61.
.SATURDAY THROUGH TUESDAY...Clear. Highs 63 to 73. Lows 48 to 58.
$$
=
CAZ144-091100-
Central Glenn Co & Interstate 5-
Including the city of Willows, Orland
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Clear. Lows 61 to 67. Light winds becoming northwest
up to 10 mph after midnight.
.WEDNESDAY...Sunny. Highs around 97. North winds up to 10 mph
with gusts to around 20 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows 64 to 72. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
around 97. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 63 to 69. South winds up to
10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 84. Lows around
59.
&&
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 64 86 68 85 / 0 0 0 0
$$
=
CAZ145-091100-
Eastern Glenn County-
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Clear. Lows around 61. Light winds.
.WEDNESDAY...Sunny. Highs around 98. Northwest winds up to 10 mph
with gusts to around 20 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 64. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
around 96. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows around 63. Light winds.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 84. Lows around
59.
$$
=
CAZ146-091100-
Butte County Below 1000 ft-
Including the city of Chico, Oroville, Gridley
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Clear. Lows 60 to 68. Light winds.
.WEDNESDAY...Sunny. Highs 96 to 101. Northwest winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 63 to 73. Light winds.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
around 97. Light winds becoming south up to 10 mph in the
afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 62 to 72. Southeast winds up
to 10 mph.
.FRIDAY...Sunny. Highs 89 to 94.
.FRIDAY NIGHT...Clear. Lows 59 to 65.
.SATURDAY THROUGH TUESDAY...Clear. Highs 81 to 87. Lows 56 to 65.
&&
TEMPERATURE / PRECIPITATION
CHICO 66 101 70 99 / 0 0 0 0
OROVILLE 63 100 66 99 / 0 0 0 0
$$
=
CAZ147-091100-
W. Glenn/Colusa Foothills 1000-3000 ft-
800 PM PDT Tue Sep 8 2026
.TONIGHT...Clear. Lows 62 to 72. Light winds becoming northwest
up to 10 mph after midnight.
.WEDNESDAY...Sunny, warmer. Highs 90 to 100. Northwest winds up
to 10 mph shifting to the northeast in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows 67 to 77. West winds up to
10 mph.
.THURSDAY...Partly cloudy in the morning then clearing. Highs
90 to 100. Light winds becoming southeast up to 10 mph with gusts
to around 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 62 to 72. West winds
10 to 15 mph with gusts to around 25 mph.
.FRIDAY...Sunny. Highs 85 to 95.
.FRIDAY NIGHT...Clear. Lows 58 to 64.
.SATURDAY THROUGH TUESDAY...Clear. Highs 75 to 85. Lows 54 to 64.
$$
=
CAZ148-091100-
Central Colusa County Incl. I-5-
Including the city of Williams
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 63 to 70. Light winds becoming
northwest up to 10 mph after midnight.
.WEDNESDAY...Mostly sunny. Highs around 97. North winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 65 to 73. Light winds.
.THURSDAY...Mostly sunny. Highs around 97. Light winds becoming
east up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 62 to 68. Southwest winds up
to 10 mph with gusts to around 25 mph.
.FRIDAY...Sunny. Highs around 93.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 84. Lows around
59.
$$
=
CAZ149-091100-
Eastern Colusa County-
Including the city of Colusa
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows around 62. Light winds.
.WEDNESDAY...Mostly sunny. Highs around 97. Northwest winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 65. Light winds.
.THURSDAY...Mostly sunny. Highs around 97. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows around 63. South winds up to
10 mph.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows around 59.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 85. Lows around
58.
$$
=
CAZ150-091100-
Sutter/Yuba counties below 1000 ft-
Including the city of Yuba City, Beale AFB
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 60 to 67. Light winds.
.WEDNESDAY...Mostly sunny. Highs around 99. Northwest winds up to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 63 to 71. Light winds.
.THURSDAY...Mostly sunny. Highs around 98. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 61 to 69. South winds around
10 mph with gusts to around 20 mph.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows 58 to 64.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 84. Lows 58 to
64.
&&
TEMPERATURE / PRECIPITATION
MARYSVILLE/YUBA CITY 62 100 66 100 / 0 0 0 0
$$
=
CAZ151-091100-
Yolo / Solano County Hills-
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 67 to 77. Northwest winds up to
10 mph. Gusts up to 20 mph after midnight.
.WEDNESDAY...Mostly sunny. Warmer. Highs 92 to 102. Northwest
winds up to 10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 70 to 80. West winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 90 to 100. West winds up to
10 mph shifting to the southwest around 10 mph in the afternoon.
Gusts up to 20 mph.
.THURSDAY NIGHT...Clear, cooler. Lows 62 to 72. Southwest winds
10 to 15 mph with gusts to around 30 mph.
.FRIDAY...Sunny. Highs 83 to 93.
.FRIDAY NIGHT...Clear, cooler. Lows 55 to 65.
.SATURDAY THROUGH MONDAY NIGHT...Clear. Highs 76 to 86. Lows
55 to 65.
.TUESDAY...Mostly sunny. Highs 72 to 82.
$$
=
CAZ152-091100-
W. Yolo County including Capay/I-505-
Including the city of Esparto, Winters
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 65 to 75. Light winds becoming
northwest up to 10 mph with gusts to around 20 mph after
midnight.
.WEDNESDAY...Mostly sunny. Warmer. Highs 98 to 104. North winds
up to 10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 67 to 77. Light winds.
.THURSDAY...Mostly sunny. Highs around 100. Light winds becoming
south up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 60 to 69. Southwest
winds up to 10 mph with gusts to around 20 mph.
.FRIDAY...Sunny. Highs around 94.
.FRIDAY NIGHT...Clear. Lows 57 to 64.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 85. Lows 55 to
64.
$$
=
CAZ153-091100-
C. Yolo/NE Solano including Woodland-
Including the city of Woodland, Dixon
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 61 to 69. Light winds.
.WEDNESDAY...Mostly sunny. Highs 97 to 103. Northwest winds up to
10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 69. Light winds.
.THURSDAY...Mostly sunny. Highs 96 to 102. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows around 61. South winds up to
10 mph with gusts to around 25 mph.
.FRIDAY...Sunny. Highs 88 to 95.
.FRIDAY NIGHT...Clear. Lows around 58.
.SATURDAY THROUGH TUESDAY...Clear. Highs 83 to 88. Lows around
58.
$$
=
CAZ154-091100-
Sac Metro/W. El Dorado/Amador County-
Including the city of Lincoln, Roseville, Sacramento, Elk Grove,
Folsom
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 63 to 69. Light winds.
.WEDNESDAY...Mostly sunny. Highs around 100. Northwest winds up
to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 68 to 74. Light winds.
.THURSDAY...Mostly sunny. Highs around 99. Light winds becoming
southwest up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 60 to 68. South
winds around 10 mph with gusts to around 25 mph.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows 57 to 63.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 85. Lows 57 to
63.
&&
TEMPERATURE / PRECIPITATION
SACRAMENTO 67 101 73 100 / 0 0 0 10
SAC EXEC AIRPORT 66 100 71 99 / 0 0 0 10
$$
=
CAZ155-091100-
C. Solano County including Fairfield-
Including the city of Fairfield, Vacaville
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 67 to 72. West winds up to 10 mph.
.WEDNESDAY...Mostly sunny. Highs 98 to 104. Northwest winds up to
10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 72. West winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 93 to 99. West winds 10 to 15 mph
with gusts to around 25 mph.
.THURSDAY NIGHT...Clear. Lows around 63. Southwest winds 10 to
20 mph with gusts to around 30 mph.
.FRIDAY...Sunny. Highs 84 to 90.
.FRIDAY NIGHT...Clear. Lows around 59.
.SATURDAY THROUGH TUESDAY...Clear, breezy. Highs 80 to 85. Lows
around 59.
&&
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 68 104 72 98 / 0 0 0 10
$$
=
CAZ156-091100-
SW Solano County including Vallejo-
Including the city of Vallejo, Benicia
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 66 to 72. West winds up to 10 mph.
.WEDNESDAY...Mostly sunny. Warmer. Highs 92 to 102. West winds up
to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 68 to 74. West winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 85 to 95. Southwest winds 10 to
15 mph. Gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows around 62. Southwest winds 10 to
20 mph with gusts to around 30 mph.
.FRIDAY...Sunny. Highs 77 to 87.
.FRIDAY NIGHT...Clear. Lows around 59.
.SATURDAY THROUGH SUNDAY NIGHT...Clear, breezy. Highs 75 to 85.
Lows around 59.
.MONDAY...Mostly sunny. Highs 76 to 86.
.MONDAY NIGHT...Clear. Lows around 58.
.TUESDAY...Mostly sunny. Highs 71 to 80.
$$
=
CAZ157-091100-
Sacramento County Delta-
Including the city of Walnut Grove
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly clear. Lows 65 to 71. Northwest winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Highs 94 to 101. Northwest winds
around 10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 70 to 75. West winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 88 to 97. West winds 10 to
15 mph. Gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows around 64. Southwest winds
10 to 15 mph with gusts to around 30 mph.
.FRIDAY...Sunny. Highs 82 to 90.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs 78 to 87. Lows 56 to 61.
$$
=
CAZ158-091100-
San Joaquin County Delta-
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows around 68. Northwest winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Highs 94 to 102. Northwest winds
around 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 72. West winds up to
10 mph.
.THURSDAY...Mostly sunny. Highs 93 to 100. West winds up to
15 mph.
.THURSDAY NIGHT...Clear. Lows around 65. West winds 10 to 15 mph
with gusts to around 25 mph.
.FRIDAY...Sunny. Highs 86 to 93.
.FRIDAY NIGHT...Clear. Lows around 60.
.SATURDAY THROUGH TUESDAY...Clear. Highs 80 to 88. Lows around
59.
$$
=
CAZ159-091100-
C. San Joaquin County including Stockton-
Including the city of Stockton, Lodi
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows around 67. Northwest winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Highs around 99. Northwest winds up to
10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 70 to 76. Northwest winds
up to 10 mph.
.THURSDAY...Mostly sunny. Highs around 98. Northwest winds up to
10 mph. Gusts up to 20 mph in the afternoon.
.THURSDAY NIGHT...Clear, cooler. Lows 63 to 69. West winds up to
15 mph.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows around 61.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 86. Lows around
59.
&&
TEMPERATURE / PRECIPITATION
STOCKTON 68 101 73 100 / 0 0 0 0
MODESTO 71 99 75 99 / 0 0 0 0
$$
=
CAZ160-091100-
Tracy Triangle Below 1000 ft-
Including the city of Tracy
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows 66 to 74. West winds up to 10 mph.
.WEDNESDAY...Mostly sunny. Highs around 98. Northwest winds
around 10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 71 to 79. West winds up to
10 mph with gusts to around 20 mph.
.THURSDAY...Mostly sunny. Highs around 97. West winds up to
15 mph. Gusts up to 30 mph in the afternoon.
.THURSDAY NIGHT...Clear, cooler. Lows 64 to 71. West winds 10 to
15 mph with gusts to around 30 mph.
.FRIDAY...Sunny. Highs around 92.
.FRIDAY NIGHT...Clear. Lows around 62.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 85. Lows around
60.
$$
=
CAZ161-091100-
NE San Joaquin Valley Below 1000 ft-
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows 67 to 73. Northwest winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Highs around 99. Northwest winds up to
10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 71 to 77. North winds up to
10 mph. Gusts up to 20 mph in the evening.
.THURSDAY...Mostly sunny. Highs around 99. Light winds becoming
west around 10 mph with gusts to around 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 67 to 73. Northwest winds
10 to 15 mph in the evening becoming light.
.FRIDAY...Sunny. Highs around 93.
.FRIDAY NIGHT...Clear. Lows 61 to 67.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 85. Lows 59 to
67.
$$
=
CAZ162-091100-
E. Diablo Range Above 1000 ft-
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 68 to 78. Northwest winds up to 10 mph.
.WEDNESDAY...Mostly sunny. Warmer. Highs 91 to 101. North winds
10 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 72 to 82. West winds up to
10 mph with gusts to around 20 mph.
.THURSDAY...Mostly sunny. Highs 91 to 101. West winds up to
15 mph. Gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Clear, cooler. Lows 66 to 76. West winds 10 to
15 mph with gusts to around 25 mph.
.FRIDAY...Sunny. Highs 84 to 94.
.FRIDAY NIGHT...Clear, cooler. Lows 57 to 67.
.SATURDAY THROUGH TUESDAY...Clear. Highs 75 to 85. Lows 55 to 65.
$$
=
CAZ163-091100-
W. Stanislaus County Above 1000 ft & I-5-
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows 68 to 75. Northwest winds up to
10 mph with gusts to around 20 mph.
.WEDNESDAY...Mostly sunny. Highs 93 to 101. Northwest winds 10 to
15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 71 to 77. Northwest winds
up to 10 mph with gusts to around 20 mph.
.THURSDAY...Mostly sunny. Highs 94 to 102. Northwest winds up to
10 mph. Gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 65 to 72. West winds up to 15 mph.
Gusts up to 25 mph in the evening.
.FRIDAY...Sunny. Highs 90 to 96.
.FRIDAY NIGHT...Clear. Lows around 62.
.SATURDAY THROUGH TUESDAY...Clear. Highs 82 to 91. Lows around
61.
$$
=
CAZ164-091100-
C. Stanislaus County including Modesto-
Including the city of Modesto, Turlock
800 PM PDT Tue Sep 8 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 10 PM PDT
THURSDAY...
.TONIGHT...Partly cloudy. Lows 65 to 71. Northwest winds up to
10 mph.
.WEDNESDAY...Mostly sunny. Highs around 97. Northwest winds
around 10 mph with gusts to around 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 68 to 74. Northwest winds
up to 10 mph. Gusts up to 20 mph in the evening.
.THURSDAY...Mostly sunny. Highs around 97. Northwest winds up to
15 mph.
.THURSDAY NIGHT...Clear. Lows around 67. Northwest winds up to
15 mph.
.FRIDAY...Sunny. Highs around 93.
.FRIDAY NIGHT...Clear. Lows around 62.
.SATURDAY THROUGH TUESDAY...Clear. Highs around 86. Lows around
60.
$$
=