FPUS56 KSTO 220301 ZFPSTO Interior Northern California Zone Forecasts for California National Weather Service Sacramento CA 800 PM PDT Fri Aug 21 2026 Spot temperatures and probabilities of measurable precipitation are for tonight, Saturday, Saturday night, and Sunday. CAZ121-221100- W. Shasta County Above 3000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear, cooler. Lows 51 to 61. South winds up to 10 mph in the evening becoming light. .SATURDAY...Sunny. Highs 75 to 85. Light winds becoming southwest up to 10 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 52 to 62. West winds up to 10 mph shifting to the northwest around 10 mph after midnight. Gusts up to 20 mph. .SUNDAY...Sunny. Highs 78 to 88. North winds up to 10 mph shifting to the southeast in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 56 to 66. South winds up to 10 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs 76 to 86. .MONDAY NIGHT...Clear. Lows 54 to 64. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 76 to 86. Lows 54 to 64. .WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 52 to 62. Highs 76 to 86. $$ = CAZ122-221100- W. Shasta County 1000-3000 ft- Including the city of Whiskeytown 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear, cooler. Lows 55 to 65. Light winds becoming northwest up to 10 mph after midnight. Gusts up to 20 mph. .SATURDAY...Sunny. Highs 85 to 95. Light winds becoming south up to 10 mph in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Clear. Lows 56 to 66. West winds around 10 mph with gusts to around 20 mph. .SUNDAY...Sunny. Highs 87 to 97. Northwest winds up to 10 mph shifting to the east in the afternoon. Gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear. Lows 60 to 70. Light winds. .MONDAY...Mostly sunny. Highs 85 to 95. .MONDAY NIGHT...Clear. Lows 59 to 69. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 85 to 95. Lows 59 to 69. .WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 56 to 66. Highs 85 to 95. $$ = CAZ123-221100- Shasta Lake Area & 1-5 1000-3000 ft- Including the city of Shasta Lake, Sims 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Cooler. Lows 56 to 66. Light winds. .SATURDAY...Sunny. Highs 84 to 94. Light winds becoming south up to 10 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 55 to 65. Light winds. .SUNDAY...Sunny. Highs 87 to 97. North winds up to 10 mph in the morning becoming light. .SUNDAY NIGHT...Mostly clear. Lows 58 to 68. Light winds. .MONDAY...Mostly sunny. Highs 85 to 95. .MONDAY NIGHT...Clear. Lows 57 to 67. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 85 to 95. Lows 56 to 66. .THURSDAY THROUGH FRIDAY...Clear. Highs 85 to 95. Lows 55 to 65. && TEMPERATURE / PRECIPITATION SHASTA DAM 64 94 66 97 / 0 0 0 0 $$ = CAZ124-221100- Shasta Metro- Including the city of Redding, Anderson 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows around 63. Light winds. .SATURDAY...Sunny. Highs around 95. Light winds. .SATURDAY NIGHT...Clear. Lows 60 to 66. Light winds. .SUNDAY...Sunny. Highs around 98. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 63 to 70. South winds up to 10 mph in the evening becoming light. .MONDAY...Sunny. Highs around 96. .MONDAY NIGHT...Clear. Lows 62 to 68. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs around 95. Lows 60 to 68. .THURSDAY THROUGH FRIDAY...Clear. Highs around 96. Lows 60 to 66. && TEMPERATURE / PRECIPITATION REDDING 61 96 60 98 / 0 0 0 0 RED BLUFF 63 95 63 98 / 0 0 0 0 $$ = CAZ125-221100- Shasta County Foothills 1000-3000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 58 to 64. Light winds. Gusts up to 20 mph. .SATURDAY...Sunny. Highs 86 to 94. Light winds becoming southwest up to 10 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 58 to 64. Light winds. .SUNDAY...Sunny. Highs 89 to 97. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 61 to 67. Light winds. .MONDAY...Mostly sunny. Highs 88 to 96. .MONDAY NIGHT...Clear. Lows 60 to 66. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 86 to 95. Lows 59 to 66. .WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 58 to 64. Highs 86 to 95. $$ = CAZ126-221100- E. Shasta /S. Cascades Above 3000 ft- Including the city of Shingletown 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Cooler. Lows 48 to 58. Southwest winds up to 10 mph. Gusts up to 20 mph in the evening. .SATURDAY...Sunny. Highs 74 to 84. Southwest winds up to 10 mph. Gusts up to 25 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 47 to 57. Southwest winds up to 10 mph with gusts to around 20 mph in the evening becoming light. .SUNDAY...Sunny. Highs 78 to 88. Northeast winds up to 10 mph shifting to the southwest in the afternoon. Gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear. Lows 50 to 60. Southwest winds up to 10 mph with gusts to around 20 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs 76 to 86. .MONDAY NIGHT...Clear. Lows 49 to 59. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 75 to 85. Lows 48 to 58. .THURSDAY THROUGH FRIDAY...Clear. Highs 76 to 86. Lows 47 to 57. $$ = CAZ127-221100- Burney Basin- Including the city of Burney 800 PM PDT Fri Aug 21 2026 .TONIGHT...Partly cloudy in the evening then clearing. Lows 47 to 57. Southwest winds up to 10 mph with gusts to around 25 mph in the evening becoming light. .SATURDAY...Sunny. Highs 76 to 86. Southwest winds up to 15 mph. Gusts up to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 44 to 54. Southwest winds up to 10 mph with gusts to around 25 mph in the evening becoming light. .SUNDAY...Sunny. Highs 79 to 89. Light winds becoming west up to 10 mph with gusts to around 20 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 47 to 57. Southwest winds up to 10 mph with gusts to around 25 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs 78 to 88. .MONDAY NIGHT...Clear. Lows 46 to 56. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 77 to 87. Lows 45 to 55. .THURSDAY THROUGH FRIDAY...Clear. Highs 77 to 87. Lows 44 to 54. && TEMPERATURE / PRECIPITATION BURNEY 47 85 45 88 / 0 0 0 0 $$ = CAZ128-221100- Lassen Volcanic NP- Including the city of Lassen National Park 800 PM PDT Fri Aug 21 2026 .TONIGHT...Partly cloudy in the evening then clearing. Lows 47 to 53. South winds up to 10 mph. Gusts up to 25 mph in the evening. .SATURDAY...Sunny. Highs 66 to 76. South winds up to 15 mph with gusts to around 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 43 to 51. Southwest winds up to 10 mph with gusts to around 25 mph in the evening becoming light. .SUNDAY...Sunny. Highs 68 to 78. Light winds becoming southwest around 10 mph with gusts to around 25 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 48 to 56. Southwest winds up to 10 mph with gusts to around 20 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs 67 to 77. .MONDAY NIGHT...Mostly clear. Lows 46 to 54. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 67 to 77. Lows 44 to 54. .THURSDAY...Sunny. Highs 67 to 77. .THURSDAY NIGHT...Mostly clear. Lows 44 to 52. .FRIDAY...Sunny. Highs 66 to 76. $$ = CAZ129-221100- Sierra (Tehama-Plumas) 1000-3000 ft- Including the city of Paradise 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 62 to 70. Southeast winds up to10 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs 84 to 92. Light winds becoming southwest around 10 mph in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Mostly clear. Lows 61 to 71. South winds up to 10 mph shifting to the northeast after midnight. .SUNDAY...Sunny. Highs 86 to 94. Northeast winds up to 10 mph shifting to the southwest in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 64 to 74. South winds up to 10 mph with gusts to around 20 mph shifting to the east after midnight. .MONDAY...Mostly sunny. Highs 85 to 93. .MONDAY NIGHT...Mostly clear. Lows 63 to 71. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 84 to 93. Lows 61 to 71. && TEMPERATURE / PRECIPITATION PARADISE 68 87 68 89 / 0 0 0 0 $$ = CAZ130-221100- Sierra (Tehama-Plumas) Above 3000 ft- Including the city of Mineral, Quincy 800 PM PDT Fri Aug 21 2026 .TONIGHT...Partly cloudy in the evening then clearing. Lows 52 to 62. South winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs 74 to 84. South winds up to 15 mph. Gusts up to 20 mph increasing to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 50 to 60. Southwest winds up to 10 mph with gusts to around 25 mph in the evening becoming light. .SUNDAY...Sunny. Highs 76 to 86. Light winds becoming southwest around 10 mph with gusts to around 25 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 53 to 63. Southwest winds up to 10 mph with gusts to around 20 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs 75 to 85. .MONDAY NIGHT...Mostly clear. Lows 52 to 62. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 75 to 85. Lows 51 to 61. && TEMPERATURE / PRECIPITATION QUINCY 49 90 47 92 / 0 0 0 0 CHESTER 49 85 45 88 / 0 0 0 0 $$ = CAZ131-221100- N. Motherlode 1000-3000 ft- Including the city of Auburn, Grass Valley, Colfax, Nevada City 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 61 to 67. Light winds. .SATURDAY...Sunny. Highs 86 to 92. Light winds becoming southwest up to 10 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 60 to 68. Light winds. .SUNDAY...Mostly sunny. Highs 88 to 94. Light winds becoming southwest up to 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 62 to 70. Light winds. .MONDAY...Mostly sunny. Highs 87 to 93. .MONDAY NIGHT...Mostly clear. Lows 62 to 68. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 85 to 92. Lows 59 to 68. && TEMPERATURE / PRECIPITATION GRASS VALLEY 63 88 62 89 / 0 0 0 0 JACKSON 62 91 64 92 / 0 0 0 0 $$ = CAZ132-221100- Sierra (Yuba-Placer) 3000-5000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 59 to 69. Light winds. .SATURDAY...Sunny. Highs 78 to 88. Light winds becoming southwest up to 10 mph in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Mostly clear. Lows 58 to 68. Light winds. .SUNDAY...Mostly sunny. Highs 80 to 90. Light winds becoming southwest up to 10 mph with gusts to around 20 mph in the afternoon. .SUNDAY NIGHT...Mostly clear in the evening then becoming mostly cloudy. Lows 60 to 70. Light winds. .MONDAY...Mostly sunny. Highs 79 to 89. .MONDAY NIGHT...Mostly clear. Lows 59 to 69. .TUESDAY...Mostly sunny. Highs 78 to 88. .TUESDAY NIGHT...Partly cloudy. Lows 57 to 67. .WEDNESDAY THROUGH FRIDAY...Mostly clear. Highs 78 to 88. Lows 57 to 67. $$ = CAZ133-221100- Sierra (Sierra-Placer) Above 5000 ft- Including the city of Blue Canyon, Kingvale, Donner Peak 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly cloudy in the eveningthen clearing. Lows 52 to 62. South winds up to 10 mph. Gusts up to 25 mph in the evening. .SATURDAY...Sunny. Highs 70 to 80. South winds up to 15 mph with gusts to around 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 50 to 60. Southwest winds around 10 mph with gusts to around 30 mph shifting to the southeast up to 10 mph after midnight. .SUNDAY...Mostly sunny. Highs 71 to 81. Southeast winds up to 10 mph shifting to the southwest with gusts to around 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 52 to 62. Southwest winds up to 10 mph with gusts to around 25 mph shifting to the southeast after midnight. .MONDAY...Mostly sunny. Highs 70 to 80. .MONDAY NIGHT...Mostly clear. Lows 51 to 61. .TUESDAY...Mostly sunny. Highs 70 to 80. .TUESDAY NIGHT...Partly cloudy. Lows 49 to 59. .WEDNESDAY THROUGH FRIDAY...Mostly clear. Highs 70 to 80. Lows 49 to 59. && TEMPERATURE / PRECIPITATION BLUE CANYON 65 79 64 80 / 0 0 0 0 $$ = CAZ134-221100- Central Motherlode 1000-3000 ft- Including the city of Cameron Park, Shingle Springs, Placerville, Cool, Jackson 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 61 to 69. Light winds. .SATURDAY...Sunny. Highs 86 to 94. Light winds. .SATURDAY NIGHT...Clear. Lows 63 to 69. Light winds. .SUNDAY...Mostly sunny. Highs 88 to 94. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 64 to 70. Light winds. .MONDAY...Mostly sunny. Highs 87 to 93. .MONDAY NIGHT...Mostly clear. Lows 61 to 69. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 86 to 92. Lows 60 to 69. $$ = CAZ135-221100- Sierra 3000-5000 ft- Including the city of Pollock Pines 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 60 to 70. Light winds. .SATURDAY...Sunny. Highs 81 to 89. Light winds becoming southwest around 10 mph in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Clear. Lows 59 to 69. Light winds. .SUNDAY...Mostly sunny. Highs 82 to 90. Light winds becoming southwest around 10 mph with gusts to around 20 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 60 to 70. Light winds. .MONDAY...Mostly sunny. Highs 81 to 89. .MONDAY NIGHT...Mostly clear. Lows 59 to 69. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 80 to 89. Lows 58 to 68. $$ = CAZ136-221100- Sierra (El Dorado-Amador) Above 5000 ft- Including the city of Carson Pass 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows 53 to 63. South winds up to 10 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs 70 to 80. Southwest winds up to 15 mph with gusts to around 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 51 to 61. Southwest winds up to 10 mph with gusts to around 30 mph shifting to the southeast with gusts to around 20 mph after midnight. .SUNDAY...Mostly sunny. Highs 70 to 80. Southeast winds up to 10 mph shifting to the southwest around 10 mph with gusts to around 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 52 to 62. Southwest winds up to 10 mph with gusts to around 25 mph shifting to the southeast after midnight. .MONDAY...Mostly sunny. Highs 69 to 79. .MONDAY NIGHT...Mostly clear. Lows 51 to 61. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 69 to 79. Lows 50 to 60. $$ = CAZ137-221100- Southern Motherlode 1000-3000 ft- Including the city of Sonora, Angels Camp 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 62 to 72. Northwest winds up to 10 mph. .SATURDAY...Sunny. Highs 88 to 94. West winds up to 10 mph with gusts to around 20 mph. .SATURDAY NIGHT...Clear. Lows 63 to 73. Northwest winds up to 10 mph in the evening becoming light. .SUNDAY...Mostly sunny. Highs 88 to 96. Light winds becoming west up to 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 65 to 75. West winds up to 10 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs 88 to 96. .MONDAY NIGHT...Mostly clear. Lows 63 to 73. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 87 to 95. Lows 62 to 72. $$ = CAZ138-221100- Sierra (Cal-Tuo) 3000-5000 ft- Including the city of Twain Harte, Arnold 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 62 to 72. Light winds. .SATURDAY...Sunny. Highs 81 to 91. Light winds becoming southwest around 10 mph in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Clear. Lows 61 to 71. Light winds. .SUNDAY...Mostly sunny. Highs 82 to 92. East winds up to 10 mph shifting to the southwest around 10 mph with gusts to around 20 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 63 to 73. Light winds. .MONDAY...Mostly sunny. Highs 81 to 91. .MONDAY NIGHT...Mostly clear. Lows 61 to 71. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 81 to 91. Lows 60 to 70. $$ = CAZ139-221100- Sierra (Cal-Tuo) Above 5000 ft- Including the city of Twain Harte, Arnold 800 PM PDT Fri Aug 21 2026 .TONIGHT...Partly cloudy. Lows 52 to 62. Southwest winds up to 10 mph shifting to the southeast after midnight. Gusts up to 20 mph. .SATURDAY...Sunny. Highs 71 to 81. South winds up to 15 mph with gusts to around 25 mph. .SATURDAY NIGHT...Mostly clear. Lows 51 to 61. Southwest winds up to 10 mph with gusts to around 25 mph shifting to the southeast after midnight. .SUNDAY...Mostly sunny. Highs 71 to 81. Southeast winds up to 10 mph shifting to the southwest in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 52 to 62. Southwest winds up to 10 mph shifting to the east after midnight. Gusts up to 20 mph. .MONDAY...Partly cloudy. Highs 70 to 80. .MONDAY NIGHT...Mostly clear. Lows 51 to 61. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 70 to 80. Lows 50 to 60. $$ = CAZ140-221100- Tehama Co Coast Range Above 3000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear, cooler. Lows 51 to 61. Southwest winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs 71 to 81. West winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 53 to 63. West winds up to 10 mph. .SUNDAY...Sunny. Highs 73 to 83. Northwest winds up to 10 mph shifting to the east around 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 56 to 66. South winds up to 10 mph in the evening becoming light. .MONDAY...Sunny. Highs 72 to 82. .MONDAY NIGHT...Clear. Lows 55 to 63. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 72 to 82. Lows 53 to 63. .THURSDAY THROUGH FRIDAY...Clear. Highs 72 to 82. Lows 53 to 63. $$ = CAZ141-221100- W Tehama Co Foothills 1000-3000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 61 to 67. South winds up to 10 mph shifting to the west after midnight. Gusts up to 20 mph. .SATURDAY...Sunny. Highs 84 to 94. Light winds. .SATURDAY NIGHT...Mostly clear. Lows 63 to 69. West winds up to 10 mph with gusts to around 20 mph. .SUNDAY...Sunny. Highs 85 to 95. West winds up to 10 mph shifting to the east in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 65 to 71. Southeast winds up to 10 mph in the evening becoming light. .MONDAY...Sunny. Highs 84 to 94. .MONDAY NIGHT...Clear. Lows 63 to 69. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 84 to 94. Lows 62 to 69. .THURSDAY THROUGH FRIDAY...Clear. Highs 84 to 94. Lows 62 to 68. $$ = CAZ142-221100- N. Sac Valley in Tehama County- Including the city of Red Bluff 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows around 63. South winds up to 15 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs around 93. Light winds becoming southeast up to 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 61 to 67. South winds up to 10mph in the evening becoming light. .SUNDAY...Sunny. Highs around 95. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 63 to 69. Southeast winds up to 10 mph. Gusts up to 20 mph in the evening. .MONDAY...Mostly sunny. Highs around 94. .MONDAY NIGHT...Clear. Lows 62 to 68. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs around 93. Lows 61 to 68. .THURSDAY THROUGH FRIDAY...Clear. Highs around 94. Lows 61 to 67. $$ = CAZ143-221100- Glenn/Colusa Coast Range Above 3000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear, cooler. Lows 53 to 63. Southwest winds around 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs 71 to 81. Northwest winds up to 10 mph shifting to the south in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 55 to 65. Northwest winds up to 10 mph. .SUNDAY...Sunny. Highs 74 to 84. North winds up to 10 mph shifting to the southeast around 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 58 to 68. South winds up to 10 mph in the evening becoming light. .MONDAY...Sunny. Highs 73 to 83. .MONDAY NIGHT...Mostly clear. Lows 55 to 65. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 73 to 83. Lows 55 to 65. .THURSDAY...Sunny. Highs 73 to 83. .THURSDAY NIGHT...Mostly clear. Lows 55 to 65. .FRIDAY...Sunny. Highs 72 to 82. $$ = CAZ144-221100- Central Glenn Co & Interstate 5- Including the city of Willows, Orland 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows around 61. Southeast winds up to 10 mph. Gusts up to 25 mph in the evening. .SATURDAY...Sunny. Highs around 92. Light winds becoming east around 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 63. Light winds. .SUNDAY...Sunny. Highs around 93. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 61 to 67. Southeast winds up to 10 mph in the evening becoming light. .MONDAY...Mostly sunny. Highs around 92. .MONDAY NIGHT...Clear. Lows around 63. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs around 91. Lows around 63. .THURSDAY...Sunny. Highs around 92. .THURSDAY NIGHT...Mostly clear. Lows around 62. .FRIDAY...Sunny. Highs around 91. && TEMPERATURE / PRECIPITATION ALDER SPRINGS 57 78 60 79 / 0 0 0 0 $$ = CAZ145-221100- Eastern Glenn County- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows around 60. Southeast winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 92. Light winds. .SATURDAY NIGHT...Mostly clear. Lows around 61. Light winds. .SUNDAY...Mostly sunny. Highs around 93. Light winds. .SUNDAY NIGHT...Mostly clear. Lows around 62. Southeast winds up to 10 mph. .MONDAY...Mostly sunny. Highs around 93. .MONDAY NIGHT...Clear. Lows around 61. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 92. Lows around 61. $$ = CAZ146-221100- Butte County Below 1000 ft- Including the city of Chico, Oroville, Gridley 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 60 to 67. Southeast winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 93. South winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 60 to 68. Light winds. .SUNDAY...Sunny. Highs around 95. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 61 to 71. Southeast winds up to 10 mph. .MONDAY...Mostly sunny. Highs around 94. .MONDAY NIGHT...Mostly clear. Lows 60 to 68. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 93. Lows 59 to 68. && TEMPERATURE / PRECIPITATION CHICO 66 95 67 96 / 0 0 0 0 OROVILLE 64 95 64 96 / 0 0 0 0 $$ = CAZ147-221100- W. Glenn/Colusa Foothills 1000-3000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows58 to 65. Southwest winds around 10 mph. Gusts up to 25 mph in the evening. .SATURDAY...Sunny. Highs 83 to 93. Northwest winds up to 10 mph shifting to the east with gusts to around 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 59 to 67. Southwest winds around 10 mph shifting to the west up to 10 mph after midnight. Gusts up to 20 mph. .SUNDAY...Mostly sunny. Highs 85 to 95. Northwest winds up to 10 mph shifting to the east around 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 61 to 71. South winds up to 10 mph in the evening becoming light. .MONDAY...Sunny. Highs 84 to 94. .MONDAY NIGHT...Clear. Lows 59 to 68. .TUESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs 84 to 94. Lows 58 to 68. .FRIDAY...Sunny. Highs 83 to 93. $$ = CAZ148-221100- Central Colusa County Incl. I-5- Including the city of Williams 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 60. Southwest winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 92. Light winds becoming northeast up to 10 mph with gusts to around 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows around 62. Southwest winds up to 10 mph with gusts to around 20 mph in the evening becoming light. .SUNDAY...Mostly sunny. Highs around 93. Light winds becoming east up to 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 61 to 67. South winds up to 10 mph. .MONDAY...Sunny. Highs around 92. .MONDAY NIGHT...Clear. Lows around 61. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 92. Lows around 61. $$ = CAZ149-221100- Eastern Colusa County- Including the city of Colusa 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 60. South winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 92. Light winds. .SATURDAY NIGHT...Mostly clear. Lows around 60. Light winds. .SUNDAY...Mostly sunny. Highs around 93. Light winds. .SUNDAY NIGHT...Mostly clear. Lows around 62. Light winds. .MONDAY...Mostly sunny. Highs around 93. .MONDAY NIGHT...Clear. Lows around 60. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 91. Lows around 60. $$ = CAZ150-221100- Sutter/Yuba counties below 1000 ft- Including the city of Yuba City, Beale AFB 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 57 to 65. South winds up to 10 mph. .SATURDAY...Sunny. Highs around 94. Light winds. .SATURDAY NIGHT...Mostly clear. Lows 58 to 66. Light winds. .SUNDAY...Mostly sunny. Highs around 94. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 59 to 68. Light winds. .MONDAY...Mostly sunny. Highs around 93. .MONDAY NIGHT...Clear. Lows 58 to 66. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 93. Lows 57 to 66. && TEMPERATURE / PRECIPITATION MARYSVILLE/YUBA CITY 61 95 62 96 / 0 0 0 0 $$ = CAZ151-221100- Yolo / Solano County Hills- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 56 to 66. West winds around 10 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs 83 to 93. West winds up to 10 mph shifting to the south in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Mostly clear. Lows 59 to 69. West winds up to 10 mph with gusts to around 20 mph. .SUNDAY...Partly cloudy in the morning then clearing. Highs 83 to 93. Northwest winds up to 10 mph shifting to the southeast in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 58 to 68. Southwest winds up to 10 mph with gusts to around 25 mph. .MONDAY...Mostly sunny. Highs 81 to 91. .MONDAY NIGHT...Clear. Lows 56 to 66. .TUESDAY...Partly cloudy. Highs 80 to 90. .TUESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 57 to 67. Highs 81 to 91. $$ = CAZ152-221100- W. Yolo County including Capay/I-505- Including the city of Esparto, Winters800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 56 to 63. Southwest winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 94. Light winds. .SATURDAY NIGHT...Mostly clear. Lows 58 to 66. West winds up to 10 mph. .SUNDAY...Mostly sunny. Highs around 95. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 59 to 67. Southwest winds up to 10 mph. .MONDAY...Mostly sunny. Highs around 93. .MONDAY NIGHT...Clear. Lows 56 to 65. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 93. Lows 56 to 66. $$ = CAZ153-221100- C. Yolo/NE Solano including Woodland- Including the city of Woodland, Dixon 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 57. South winds up to 10 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs 90 to 96. Light winds. .SATURDAY NIGHT...Mostly clear. Lows around 59. South winds up to 10 mph with gusts to around 20 mph. .SUNDAY...Mostly sunny. Highs 90 to 96. Light winds. .SUNDAY NIGHT...Mostly clear. Lows around 60. South winds up to 10 mph with gusts to around 25 mph. .MONDAY...Mostly sunny. Highs 87 to 95. .MONDAY NIGHT...Clear. Lows around 58. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 87 to 95. Lows around 58. $$ = CAZ154-221100- Sac Metro/W. El Dorado/Amador County- Including the city of Lincoln, Roseville, Sacramento, Elk Grove, Folsom 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 57 to 63. South winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 94. South winds up to 10 mph shifting to the southwest in the afternoon. .SATURDAY NIGHT...Clear. Lows 58 to 66. Southwest winds up to 10 mph in the evening becoming light. .SUNDAY...Mostly sunny. Highs around 94. Light winds. .SUNDAY NIGHT...Mostly clear. Lows 58 to 66. Southwest winds up to 10 mph with gusts to around 20 mph. .MONDAY...Mostly sunny. Highs 89 to 95. .MONDAY NIGHT...Clear. Lows 56 to 64. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 89 to 95. Lows 56 to 64. && TEMPERATURE / PRECIPITATION SACRAMENTO 61 95 63 95 / 0 0 0 0 SAC EXEC AIRPORT 59 94 61 94 / 0 0 0 0 $$ = CAZ155-221100- C. Solano County including Fairfield- Including the city of Fairfield, Vacaville 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 59. Southwest winds 10 to 15 mph with gusts to around 30 mph. .SATURDAY...Sunny. Highs 87 to 93. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the morning. .SATURDAY NIGHT...Mostly clear. Lows around 60. Southwest winds 10 to 15 mph with gusts to around 25 mph. .SUNDAY...Partly cloudy in the morning then clearing. Highs 86 to 94. West winds 10 to 15 mph. .SUNDAY NIGHT...Mostly clear. Lows around 60. Southwest winds 10 to 15 mph. Gusts up to 30 mph after midnight. .MONDAY...Mostly sunny. Highs 83 to 89. .MONDAY NIGHT...Clear. Lows around 58. .TUESDAY...Partly cloudy. Highs 83 to 89. .TUESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows around 59. Highs 83 to 92. && TEMPERATURE / PRECIPITATION FAIRFIELD/SUISUN 58 92 59 91 / 0 0 0 0 $$ = CAZ156-221100- SW Solano County including Vallejo- Including the city of Vallejo, Benicia 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 58. Southwest winds 10 to 15 mph with gusts to around 25 mph. .SATURDAY...Sunny, warmer. Highs 79 to 89. Southwest winds 10 to 15 mph with gusts to around 25 mph. .SATURDAY NIGHT...Mostly clear. Lows around 59. Southwest winds 10 to 15 mph. .SUNDAY...Mostly cloudy in the morning then clearing. Highs 78 to 88. Southwest winds 10 to 15 mph. .SUNDAY NIGHT...Mostly clear. Lows around 59. Southwest winds 10 to 15 mph with gusts to around 25 mph. .MONDAY...Mostly sunny. Highs 74 to 84. .MONDAY NIGHT...Mostly clear. Lows around 57. .TUESDAY...Mostly cloudy. Highs 74 to 84. .TUESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows around 58. Highs 76 to 86. $$ = CAZ157-221100- Sacramento County Delta- Including the city of Walnut Grove 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 59. West winds 10 to 15 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs 83 to 91. West winds 10 to 15 mph with gusts to around 25 mph. .SATURDAY NIGHT...Mostly clear. Lows around 60. West winds 10 to 15 mph. .SUNDAY...Mostly sunny. Highs 83 to 92. West winds around 10 mph with gusts to around 20 mph. .SUNDAY NIGHT...Mostly clear. Lows around 60. West winds 10 to 15 mph with gusts to around 25 mph. .MONDAY...Mostly sunny. Highs 82 to 89. .MONDAY NIGHT...Clear. Lows around 59. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 82 to 91. Lows around 60. $$ = CAZ158-221100- San Joaquin County Delta- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows around 60. West winds up to 15 mph. .SATURDAY...Sunny. Highs 87 to 93. West winds up to 15 mph. .SATURDAY NIGHT...Clear. Lows around 60. West winds up to 10 mph with gusts to around 20 mph. .SUNDAY...Mostly sunny. Highs 87 to 94. West winds up to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows around 61. West winds around 10 mph with gusts to around 20 mph. .MONDAY...Mostly sunny. Highs 85 to 92. .MONDAY NIGHT...Clear. Lows around 59. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 85 to 93. Lows around 60. .THURSDAY...Sunny. Highs 87 to 93. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows around 60. Highs 87 to 93. $$ = CAZ159-221100- C. San Joaquin County including Stockton- Including the city of Stockton, Lodi 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 57 to 63. Northwest winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs around 92. Northwest winds up to 10 mph with gusts to around 20 mph. .SATURDAY NIGHT...Clear. Lows 59 to 65. Northwest winds up to 10 mph. Gusts up to 20 mph in the evening. .SUNDAY...Mostly sunny. Highs around 93. Northwest winds up to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows 59 to 65. Northwest winds around 10 mph. .MONDAY...Mostly sunny. Highs around 92. .MONDAY NIGHT...Clear. Lows around 60. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 92. Lows around 61. && TEMPERATURE / PRECIPITATION STOCKTON 60 94 61 95 / 0 0 0 0 MODESTO 64 94 66 95 / 0 0 0 0 $$ = CAZ160-221100- Tracy Triangle Below 1000 ft- Including the city of Tracy 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 58 to 64. West winds 10 to 15 mph with gusts to around 25 mph. .SATURDAY...Sunny. Highs around 91. West winds up to 15 mph with gusts to around 25 mph. .SATURDAY NIGHT...Clear. Lows 58 to 66. West winds up to 15 mph with gusts to around 25 mph. .SUNDAY...Mostly sunny. Highs around 92. Northwest winds up to 10 mph with gusts to around 20 mph. .SUNDAY NIGHT...Mostly clear. Lows 60 to 66. West winds up to 10 mph with gusts to around 20 mph. .MONDAY...Mostly sunny. Highs around 91. .MONDAY NIGHT...Clear. Lows 58 to 64. .TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs around 91. Lows 58 to 64. .THURSDAY...Sunny. Highs around 91. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 59 to 65. Highs around 91. $$ = CAZ161-221100- NE San Joaquin Valley Below 1000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 62 to 69. Northwest winds 10 to 15 mph. .SATURDAY...Sunny. Highs around 94. Northwest winds around 10 mph with gusts to around 20 mph. .SATURDAY NIGHT...Clear. Lows 63 to 71. Northwest winds up to 10 mph with gusts to around 20 mph. .SUNDAY...Mostly sunny. Highs around 95. North winds up to 10 mph shifting to the west around 10 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 64 to 72. Northwest winds around 10 mph. .MONDAY...Mostly sunny. Highs around 94. .MONDAY NIGHT...Clear. Lows 61 to 71. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 93. Lows 61 to 71. $$ = CAZ162-221100- E. Diablo Range Above 1000 ft- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 60 to 70. Southwest winds up to 10 mph with gusts to around 20 mph. .SATURDAY...Sunny. Highs 84 to 94. West winds up to 10 mph shifting to the north around 10 mph in the afternoon. Gusts up to 20 mph. .SATURDAY NIGHT...Mostly clear. Lows 61 to 71. West winds up to 10 mph with gusts to around 20 mph. .SUNDAY...Mostly sunny. Highs 85 to 95. Light winds becoming north around 10 mph in the afternoon. Gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear. Lows 62 to 72. West winds up to 10 mph with gusts to around 20 mph. .MONDAY...Mostly sunny. Highs 84 to 94. .MONDAY NIGHT...Clear. Lows 60 to 70. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 84 to 94. Lows 60 to 70. $$ = CAZ163-221100- W. Stanislaus County Above 1000 ft & I-5- 800 PM PDT Fri Aug 21 2026 .TONIGHT...Clear. Lows 60 to 66. Northwest winds up to 10 mph. Gusts up to 20 mph in the evening. .SATURDAY...Sunny. Highs 89 to 97. North winds up to 10 mph. Gusts up to 20 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 61 to 67. Northwest winds up to 10 mph. Gusts up to 20 mph in the evening. .SUNDAY...Mostly sunny. Highs 91 to 97. Northwest winds up to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows 62 to 68. Northwest winds up to 10 mph. .MONDAY...Mostly sunny. Highs 90 to 96. .MONDAY NIGHT...Clear. Lows 60 to 66. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs 88 to 96. Lows 60 to 66. $$ = CAZ164-221100- C. Stanislaus County including Modesto- Including the city of Modesto, Turlock 800 PM PDT Fri Aug 21 2026 .TONIGHT...Mostly clear. Lows 58 to 64. Northwest winds 10 to 15 mph. .SATURDAY...Sunny. Highs around 93. Northwest winds around 10 mph with gusts to around 20 mph. .SATURDAY NIGHT...Clear. Lows 60 to 66. Northwest winds up to 15 mph. .SUNDAY...Mostly sunny. Highs around 94. Northwest winds around 10 mph. .SUNDAY NIGHT...Mostly clear. Lows 61 to 67. Northwest winds around 10 mph. .MONDAY...Mostly sunny. Highs around 93. .MONDAY NIGHT...Clear. Lows around 62. .TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 92. Lows 59 to 64. $$ =