FPUS56 KSTO 181501 ZFPSTO Interior Northern California Zone Forecasts for California National Weather Service Sacramento CA 800 AM PDT Mon May 18 2026 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Tuesday. CAZ121-182300- W. Shasta County Above 3000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 62 to 72. Northeast winds up to 15 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 42 to 52. North winds 10 to 15 mph. .TUESDAY...Sunny. Highs 67 to 77. North winds around 10 mph shifting to the east up to 10 mph in the afternoon. Gusts up to 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 48 to 58. Northwest winds up to 15 mph. .WEDNESDAY...Sunny. Highs 71 to 81. Northwest winds up to 10 mph shifting to the southeast in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 51 to 61. .THURSDAY...Sunny. Highs 75 to 85. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 53 to 63. Highs 75 to 85. .FRIDAY NIGHT...Mostly clear. Lows 52 to 62. .SATURDAY THROUGH SUNDAY...Clear. Highs 73 to 83. Lows 51 to 61. $$ = CAZ122-182300- W. Shasta County 1000-3000 ft- Including the city of Whiskeytown 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 71 to 81. Northeast winds around 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 47 to 57. Northwest winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 77 to 87. Northwest winds up to 10 mph shifting to the east in the afternoon. .TUESDAY NIGHT...Clear. Lows 53 to 63. Light winds becoming northwest around 10 mph after midnight. Gusts up to 20 mph. .WEDNESDAY...Sunny. Highs 81 to 91. Northwest winds up to 10 mph shifting to the east in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 56 to 66. .THURSDAY...Sunny. Highs 85 to 95. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 58 to 68. Highs 85 to 95. .FRIDAY NIGHT...Mostly clear. Lows 56 to 66. .SATURDAY THROUGH SUNDAY...Clear. Highs 82 to 92. Lows 56 to 66. $$ = CAZ123-182300- Shasta Lake Area & 1-5 1000-3000 ft- Including the city of Shasta Lake, Sims 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 71 to 81. Northeast winds up to 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 45 to 55. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 77 to 87. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 50 to 60. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs 80 to 90. North winds up to 10 mph in the morning becoming light. .WEDNESDAY NIGHT...Clear. Lows 53 to 63. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 54 to 64. Highs 83 to 93. && TEMPERATURE / PRECIPITATION SHASTA DAM 81 57 87 / 0 0 0 $$ = CAZ124-182300- Shasta Metro- Including the city of Redding, Anderson 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs around 84. North winds 10 to 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 52 to 58. North winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 90. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 56 to 61. Light winds. .WEDNESDAY...Sunny. Highs around 93. Light winds. .WEDNESDAY NIGHT...Clear. Lows 59 to 64. .THURSDAY...Sunny. Highs around 97. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 59 to 65. Highs around 95. && TEMPERATURE / PRECIPITATION REDDING 85 53 91 / 0 0 0 RED BLUFF 86 55 91 / 0 0 0 $$ = CAZ125-182300- Shasta County Foothills 1000-3000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 74 to 83. North winds around10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 50 to 56. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 80 to 88. Light winds becoming northwest up to 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 54 to 60. Light winds. .WEDNESDAY...Sunny. Highs 83 to 91. Light winds. .WEDNESDAY NIGHT...Clear. Lows 58 to 64. .THURSDAY...Sunny. Highs 87 to 95. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 59 to 66. Highs 84 to 94. $$ = CAZ126-182300- E. Shasta /S. Cascades Above 3000 ft- Including the city of Shingletown 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 61 to 71. Northeast winds 10 to 15 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows 37 to 47. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 67 to 77. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 42 to 52. Light winds becoming northeast up to 10 mph after midnight. .WEDNESDAY...Sunny. Highs 70 to 80. Light winds becoming west up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 46 to 56. .THURSDAY...Sunny. Highs 74 to 84. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 47 to 57. Highs 73 to 83. $$ = CAZ127-182300- Burney Basin- Including the city of Burney 800 AM PDT Mon May 18 2026 .TODAY...Widespread frost early in the morning. Sunny, warmer. Highs 60 to 70. Northeast winds up to 10 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 34 to 42. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 67 to 77. Light winds. .TUESDAY NIGHT...Clear. Lows 39 to 47. Light winds. .WEDNESDAY...Sunny. Highs 71 to 81. Light winds. .WEDNESDAY NIGHT...Clear. Lows 43 to 51. .THURSDAY...Sunny. Highs 75 to 85. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 44 to 54. Highs 75 to 85. && TEMPERATURE / PRECIPITATION BURNEY 70 38 76 / 0 0 0 $$ = CAZ128-182300- Lassen Volcanic NP- Including the city of Lassen National Park 800 AM PDT Mon May 18 2026 .TODAY...Sunny. Not as cool. Highs 49 to 59. East winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 31 to 37. East winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 56 to 66. Light winds. .TUESDAY NIGHT...Clear. Lows 38 to 44. Light winds. .WEDNESDAY...Mostly sunny. Highs 60 to 70. Light winds becoming west up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 41 to 47. .THURSDAY...Sunny. Highs 64 to 74. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 41 to 49. Highs 64 to 74. $$ = CAZ129-182300- Sierra (Tehama-Plumas) 1000-3000 ft- Including the city of Paradise 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 72 to 82. North winds 10 to 15 mph. Gusts up to 35 mph decreasing to 25 mph in the afternoon. .TONIGHT...Clear. Lows 52 to 62. Northeast winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 77 to 87. Northeast winds up to 10 mph shifting to the northwest around 10 mph in the afternoon. Gusts up to 25 mph. .TUESDAY NIGHT...Clear. Lows 55 to 65. Light winds becoming northeast up to 10 mph after midnight. Gusts up to 20 mph. .WEDNESDAY...Sunny. Highs 80 to 90. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 59 to 69. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 60 to 70. Highs 82 to 92. && TEMPERATURE / PRECIPITATION PARADISE 78 60 82 / 0 0 0 $$ = CAZ130-182300- Sierra (Tehama-Plumas) Above 3000 ft- Including the city of Mineral, Quincy 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 58 to 68. Northeast winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 37 to 47. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 65 to 75. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 42 to 52. Northwest winds up to 10 mph in the evening becoming light. .WEDNESDAY...Mostly sunny. Highs 68 to 78. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 45 to 55. .THURSDAY...Sunny. Highs 72 to 82. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 47 to 57. Highs 72 to 82. && TEMPERATURE / PRECIPITATION QUINCY 72 36 80 / 0 0 0 CHESTER 66 35 74 / 0 0 0 $$ = CAZ131-182300- N. Motherlode 1000-3000 ft- Including the city of Auburn, Grass Valley, Colfax, Nevada City 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 73 to 83. Northeast winds up to 10 mph with gusts to around 20 mph. .TONIGHT...Clear. Lows 51 to 59. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 79 to 87. Northeast winds up to 10 mph shifting to the west in the afternoon. Gusts up to 20 mph. .TUESDAY NIGHT...Clear. Lows 52 to 60. Light winds. .WEDNESDAY...Sunny. Highs 80 to 90. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 54 to 62. .THURSDAY...Sunny. Highs 83 to 93. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 65. Highs 82 to 92. && TEMPERATURE / PRECIPITATION GRASS VALLEY 77 53 81 / 0 0 0 JACKSON 80 56 84 / 0 0 0 $$ = CAZ132-182300- Sierra (Yuba-Placer) 3000-5000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 63 to 73. East winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 45 to 55. Northeast winds around 10 mph with gusts to around 25 mph. .TUESDAY...Sunny, warmer. Highs 70 to 80. East winds up to 10 mph with gusts to around 25 mph in the morning becoming light. .TUESDAY NIGHT...Clear. Lows 47 to 57. Northwest winds up to 10 mph in the evening becoming light. .WEDNESDAY...Sunny. Highs 72 to 82. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 50 to 60. .THURSDAY...Sunny. Highs 76 to 86. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 61. Highs 75 to 85. $$ = CAZ133-182300- Sierra (Sierra-Placer) Above 5000 ft- Including the city of Blue Canyon, Kingvale, Donner Peak 800 AM PDT Mon May 18 2026 .TODAY...Sunny, windy. Not as cool. Highs 51 to 61. East winds 15 to 30 mph with gusts to around 60 mph decreasing to 10 to 15 mph with gusts to around 45 mph in the afternoon. .TONIGHT...Clear. Lows 34 to 44. East winds 10 to 15 mph with gusts to around 35 mph. .TUESDAY...Sunny, warmer. Highs 60 to 70. East winds up to 15 mph with gusts to around 30 mph. .TUESDAY NIGHT...Clear. Lows 38 to 48. North winds up to 10 mph shifting to the east after midnight. .WEDNESDAY...Mostly sunny. Highs 63 to 73. East winds up to 10 mph shifting to the southwest around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 41 to 51. .THURSDAY...Sunny. Highs 67 to 77. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 43 to 53. Highs 67 to 77. && TEMPERATURE / PRECIPITATION BLUE CANYON 64 51 71 / 0 0 0 $$ = CAZ134-182300- Central Motherlode 1000-3000 ft- Including the city of Cameron Park, Shingle Springs, Placerville, Cool, Jackson 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 73 to 83. Northeast winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 20 mph. .TONIGHT...Clear. Lows around 56. North winds around 10 mph shifting to the east after midnight. Gusts up to 20 mph. .TUESDAY...Sunny. Highs 77 to 87. East winds up to 10 mph in the morning becoming light. .TUESDAY NIGHT...Clear. Lows around 57. Light winds. .WEDNESDAY...Sunny. Highs 80 to 90. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 59. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 56 to 61. Highs 82 to 92. $$ = CAZ135-182300- Sierra 3000-5000 ft- Including the city of Pollock Pines 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 65 to 75. East winds up to 10 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 47 to 57. East winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 70 to 78. East winds up to 10 mph shifting to the west in the afternoon. Gusts up to 20 mph. .TUESDAY NIGHT...Clear. Lows 48 to 58. Light winds. .WEDNESDAY...Sunny. Highs 73 to 81. Light winds becoming west up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 50 to 60. .THURSDAY...Sunny. Highs 76 to 86. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 61. Highs 76 to 86. $$ = CAZ136-182300- Sierra (El Dorado-Amador) Above 5000 ft- Including the city of Carson Pass 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy. Not as cool. Highs 51 to 61. East winds 15 to 25 mph with gusts to around 60 mph decreasing to 10 to 15 mph with gusts to around 45 mph in the afternoon. .TONIGHT...Clear. Lows 34 to 44. East winds 10 to 15 mph with gusts to around 35 mph. .TUESDAY...Sunny, warmer. Highs 58 to 68. East winds 10 to 15 mph shifting to the north in the afternoon. Gusts up to 30 mph. .TUESDAY NIGHT...Clear. Lows 36 to 46. Northwest winds up to 10 mph shifting to the east after midnight. Gusts up to 20 mph. .WEDNESDAY...Mostly sunny. Highs 61 to 71. East winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 20 mph. .WEDNESDAY NIGHT...Clear. Lows 40 to 50. .THURSDAY...Sunny. Highs 66 to 76. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 42 to 52. Highs 66 to 76. $$ = CAZ137-182300- Southern Motherlode 1000-3000 ft- Including the city of Sonora, Angels Camp 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 72 to 82. East winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 20 mph. .TONIGHT...Clear. Lows 51 to 59. Northwest winds up to 10 mph shifting to the east around 10 mph after midnight. Gusts up to 20 mph. .TUESDAY...Sunny. Highs 77 to 87. Light winds becoming west around 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 54 to 62. Northwest winds up to 10 mph shifting to the northeast after midnight. .WEDNESDAY...Sunny. Highs 82 to 92. Light winds becoming southwest around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 55 to 65. .THURSDAY...Sunny. Highs 85 to 95. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 56 to 66. Highs 83 to 93. $$ = CAZ138-182300- Sierra (Cal-Tuo) 3000-5000 ft- Including the city of Twain Harte, Arnold 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 63 to 73. East winds around 10 mph with gusts to around 35 mph shifting to the west with gusts to around 20 mph in the afternoon. .TONIGHT...Clear. Lows 45 to 55. Northwest winds up to 10 mph shifting to the east after midnight. Gusts up to 25 mph. .TUESDAY...Sunny. Highs 67 to 77. East winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 20 mph. .TUESDAY NIGHT...Clear. Lows 48 to 58. West winds up to 10 mph shifting to the northeast after midnight. .WEDNESDAY...Sunny. Highs 72 to 82. Light winds becoming southwest around 10 mph in the afternoon. Gusts up to 20 mph. .WEDNESDAY NIGHT...Clear. Lows 51 to 61. .THURSDAY...Sunny. Highs 76 to 86. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 53 to 63. Highs 75 to 85. $$ = CAZ139-182300- Sierra (Cal-Tuo) Above 5000 ft- Including the city of Twain Harte, Arnold 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy. Highs 51 to 61. Northeast winds 15 to 25 mph with gusts to around 45 mph decreasing to 10 to 15 mph with gusts to around 30 mph in the afternoon. .TONIGHT...Clear. Lows 32 to 42. Northeast winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY...Sunny. Highs 56 to 66. East winds around 10 mph shifting to the west up to 10 mph in the afternoon. Gusts up to 25 mph. .TUESDAY NIGHT...Clear. Lows 35 to 45. Northwest winds up to 10 mph shifting to the east around 10 mph after midnight. Gusts up to 20 mph. .WEDNESDAY...Sunny. Highs 60 to 70. East winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 20 mph. .WEDNESDAY NIGHT...Clear. Lows 39 to 49. .THURSDAY...Sunny. Highs 65 to 75. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 42 to 52. Highs 65 to 75. $$ = CAZ140-182300- Tehama Co Coast Range Above 3000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 58 to 68. Northeast winds 10 to 20 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 44 to 54. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny, warmer. Highs 64 to 74. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 50 to 60. Northwest winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Sunny. Highs 68 to 78. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 53 to 63. .THURSDAY...Sunny. Highs 72 to 82. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 56 to 66. Highs 72 to 82. .FRIDAY NIGHT...Mostly clear. Lows 53 to 63. .SATURDAY THROUGH SUNDAY...Clear. Highs 70 to 80. Lows 52 to 62. $$ = CAZ141-182300- W Tehama Co Foothills 1000-3000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 71 to 81. North winds 10 to 15 mph. Gusts up to 35 mph decreasing to 25 mph in the afternoon. .TONIGHT...Clear. Lows 53 to 61. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 76 to 86. Northwest winds up to 10 mph shifting to the northeast around 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 58 to 66. North winds up to 10 mph shifting to the west around 10 mph after midnight. .WEDNESDAY...Sunny. Highs 80 to 90. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 61 to 69. .THURSDAY...Sunny. Highs 85 to 95. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 60 to 70. Highs 84 to 94. $$ = CAZ142-182300- N. Sac Valley in Tehama County- Including the city of Red Bluff 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 81 to 86. North winds 10 to 15 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows 53 to 59. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs 86 to 92. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 56 to 62. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs 90 to 96. Light winds. .WEDNESDAY NIGHT...Clear. Lows 59 to 65. .THURSDAY...Sunny. Highs 95 to 100. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 59 to 69. Highs 93 to 100. $$ = CAZ143-182300- Glenn/Colusa Coast Range Above 3000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 59 to 69. North winds 15 to 25 mph shifting to the northeast 10 to 15 mph in the afternoon. Gusts up to 40 mph. .TONIGHT...Clear. Lows 47 to 57. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny, warmer. Highs 65 to 75. Northeast winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 52 to 62. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs 69 to 79. Light winds becoming southeast around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 56 to 66. .THURSDAY...Sunny. Highs 73 to 83. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 65. Highs 72 to 82. $$ = CAZ144-182300- Central Glenn Co & Interstate 5- Including the city of Willows, Orland 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 80 to 86. North winds 15 to 25 mph decreasing to 10 to 15 mph in the afternoon. Gusts up to 35 mph. .TONIGHT...Clear. Lows around 57. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 85 to 91. North winds 10 to 15 mph. .TUESDAY NIGHT...Clear. Lows around 58. Light winds. .WEDNESDAY...Sunny. Highs 90 to 96. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows around 61. .THURSDAY...Sunny. Highs 94 to 100. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 60. Highs 92 to 100. && TEMPERATURE / PRECIPITATION ALDER SPRINGS 66 53 73 / 0 0 0 $$ = CAZ145-182300- Eastern Glenn County- 800 AM PDT Mon May 18 2026 .TODAY...Sunny. Highs around 86. Northwest winds 10 to 20 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows around 56. North winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 91. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows around 57. Light winds. .WEDNESDAY...Sunny. Highs around 96. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 60. .THURSDAY...Sunny. Highs around 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 57 to 62. Highs 94 to 99. $$ = CAZ146-182300- Butte County Below 1000 ft- Including the city of Chico, Oroville, Gridley 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 83 to 88. Northwest winds 10 to 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 53 to 60. North winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 87 to 94. Northwest winds up to 15 mph. .TUESDAY NIGHT...Clear. Lows 55 to 63. Light winds. .WEDNESDAY...Sunny. Highs 91 to 98. Light winds. .WEDNESDAY NIGHT...Clear. Lows 59 to 67. .THURSDAY...Sunny. Highs 94 to 102. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 58 to 68. Highs 90 to 100. && TEMPERATURE / PRECIPITATION CHICO 87 57 93 / 0 0 0 OROVILLE 88 55 93 / 0 0 0 $$ = CAZ147-182300- W. Glenn/Colusa Foothills 1000-3000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 71 to 81. North winds 15 to 25 mph with gusts to around 45 mph decreasing to 10 to 15 mph with gusts to around 30 mph in the afternoon. .TONIGHT...Clear. Lows 52 to 61. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny, warmer. Highs 77 to 87. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY NIGHT...Clear. Lows 55 to 65. North winds up to 10 mph shifting to the west after midnight. .WEDNESDAY...Sunny. Highs 81 to 91. Light winds becoming east up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 57 to 67. .THURSDAY...Sunny. Highs 85 to 95. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 56 to 66. Highs 83 to 93. $$ = CAZ148-182300- Central Colusa County Incl. I-5- Including the city of Williams 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 80 to 86. North winds 10 to 25 mph with gusts to around 40 mph. .TONIGHT...Clear. Lows 56 to 62. Northwest winds 10 to 15 mph. .TUESDAY...Sunny. Highs 85 to 91. North winds 10 to 15 mph withgusts to around 25 mph. .TUESDAY NIGHT...Clear. Lows 57 to 63. Light winds. .WEDNESDAY...Sunny. Highs 89 to 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows 59 to 65. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 57 to 62. Highs 89 to 99. $$ = CAZ149-182300- Eastern Colusa County- Including the city of Colusa 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs around 86. North winds 15 to 20 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows around 57. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 91. North winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows around 57. Light winds. .WEDNESDAY...Sunny. Highs around 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 60. .THURSDAY...Sunny. Highs around 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 56 to 61. Highs 93 to 99. $$ = CAZ150-182300- Sutter/Yuba counties below 1000 ft- Including the city of Yuba City, Beale AFB 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs around 87. North winds 10 to 25 mph. .TONIGHT...Clear. Lows 53 to 59. North winds 10 to 15 mph. Gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs 89 to 95. Northwest winds around 10 mph. .TUESDAY NIGHT...Clear. Lows 55 to 60. Light winds. .WEDNESDAY...Sunny. Highs 92 to 98. Light winds. .WEDNESDAY NIGHT...Clear. Lows 57 to 63. .THURSDAY...Sunny. Highs 96 to 102. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 65. Highs 91 to 101. && TEMPERATURE / PRECIPITATION MARYSVILLE/YUBA CITY 87 55 93 / 0 0 0 $$ = CAZ151-182300- Yolo / Solano County Hills- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, windy, warmer. Highs 75 to 83. North winds 20 to 30 mph with gusts to around 50 mph decreasing to 15 to 20 mph with gusts to around 40 mph in the afternoon. .TONIGHT...Clear. Lows 56 to 66. North winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY...Sunny. Highs 81 to 89. North winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY NIGHT...Clear. Lows 57 to 67. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs 82 to 92. Northwest winds up to 10 mph shifting to the south in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 57 to 67. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 54 to 64. Highs 82 to 92. .SATURDAY AND SATURDAY NIGHT...Clear. Highs 76 to 86. Lows 52 to 60. .SUNDAY...Mostly sunny. Highs 76 to 86. $$ = CAZ152-182300- W. Yolo County including Capay/I-505- Including the city of Esparto, Winters 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 81 to 87. North winds 15 to 25 mph. Gusts up to 45 mph decreasing to 35 mph in the afternoon. .TONIGHT...Clear. Lows 58 to 64. Northwest winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs around 89. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY NIGHT...Clear. Lows 58 to 64. Light winds. .WEDNESDAY...Sunny. Highs around 92. Light winds. .WEDNESDAY NIGHT...Clear. Lows 57 to 65. .THURSDAY...Sunny. Highs around 95. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 56 to 63. Highs 88 to 95. .SATURDAY THROUGH SUNDAY...Clear. Highs 84 to 90. Lows around 56. $$ = CAZ153-182300- C. Yolo/NE Solano including Woodland- Including the city of Woodland, Dixon 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs around 86. North winds 10 to 25 mph. Gusts up to 45 mph decreasing to 35 mph in the afternoon. .TONIGHT...Clear. Lows around 58. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 91. North winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lowsaround 57. Light winds. .WEDNESDAY...Sunny. Highs around 94. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 58. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 56. Highs 89 to 99. .SATURDAY THROUGH SUNDAY...Clear. Highs 83 to 93. Lows around 54. $$ = CAZ154-182300- Sac Metro/W. El Dorado/Amador County- Including the city of Lincoln, Roseville, Sacramento, Elk Grove, Folsom 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 83 to 89. Northwest winds 10 to 20 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows around 56. North winds up to 15 mph. .TUESDAY...Sunny. Highs 88 to 94. Northwest winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows 55 to 61. Light winds. .WEDNESDAY...Sunny. Highs 92 to 98. Light winds. .WEDNESDAY NIGHT...Clear. Lows 56 to 63. .THURSDAY...Sunny. Highs 94 to 102. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 53 to 63. Highs 91 to 101. .SATURDAY THROUGH SUNDAY...Clear. Highs 84 to 94. Lows 50 to 59. && TEMPERATURE / PRECIPITATION SACRAMENTO 88 58 93 / 0 0 0 SAC EXEC AIRPORT 87 57 92 / 0 0 0 $$ = CAZ155-182300- C. Solano County including Fairfield- Including the city of Fairfield, Vacaville 800 AM PDT Mon May 18 2026 .TODAY...Sunny, windy, warmer. Highs around 86. North winds 20 to 30 mph with gusts to around 50 mph decreasing to 10 to 20 mph with gusts to around 35 mph in the afternoon. .TONIGHT...Clear. Lows around 59. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 90. North winds 10 to 15 mph. .TUESDAY NIGHT...Clear. Lows around 58. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Sunny. Highs 89 to 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 57. .THURSDAY...Sunny. Highs 89 to 95. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 55. Highs 84 to 94. .SATURDAY AND SATURDAY NIGHT...Clear. Highs 77 to 83. Lows around 53. .SUNDAY...Mostly sunny. Highs 77 to 83. && TEMPERATURE / PRECIPITATION FAIRFIELD/SUISUN 86 58 91 / 0 0 0 $$ = CAZ156-182300- SW Solano County including Vallejo- Including the city of Vallejo, Benicia 800 AM PDT Mon May 18 2026 .TODAY...Sunny, windy, warmer. Highs 81 to 88. North winds 20 to 30 mph with gusts to around 45 mph decreasing to 10 to 15 mph with gusts to around 35 mph in the afternoon. .TONIGHT...Clear. Lows around 57. Northwest winds up to 10 mph. .TUESDAY...Sunny. Highs 85 to 92. North winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows around 57. West winds 10 to 15 mph. .WEDNESDAY...Mostly sunny. Highs 83 to 93. West winds up to 10 mph. .WEDNESDAY NIGHT...Clear. Lows around 55. .THURSDAY...Sunny. Highs 82 to 92. .THURSDAY NIGHT...Clear. Lows around 54. .FRIDAY...Mostly sunny. Highs 75 to 85. .FRIDAY NIGHT...Clear. Lows around 53. .SATURDAY...Mostly sunny. Highs 71 to 79. .SATURDAY NIGHT...Clear. Lows around 52. .SUNDAY...Mostly sunny. Highs 71 to 79. $$ = CAZ157-182300- Sacramento County Delta- Including the city of Walnut Grove 800 AM PDT Mon May 18 2026 .TODAY...Sunny, windy. Highs around 85. North winds 20 to 30 mph with gusts to around 45 mph decreasing to 10 to 15 mph with gusts to around 35 mph in the afternoon. .TONIGHT...Clear. Lows around 57. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 86 to 92. North winds around 10 mph. .TUESDAY NIGHT...Clear. Lows 55 to 60. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Sunny. Highs 87 to 96. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 58. .THURSDAY...Sunny. Highs 88 to 98. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 55. Highs 86 to 96. .SATURDAY THROUGH SUNDAY...Clear. Highs 78 to 85. Lows 50 to 55. $$ = CAZ158-182300- San Joaquin County Delta- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy. Highs around 87. North winds 15 to 25 mph with gusts to around 40 mph decreasing to 10 to 15 mph with gusts to around 30 mph in the afternoon. .TONIGHT...Clear. Lows around 56. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 91. Northwest winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows around 57. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Sunny. Highs 91 to 98. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 58. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 55. Highs 89 to 99. .SATURDAY THROUGH SUNDAY...Clear. Highs 83 to 89. Lows around 53. $$ = CAZ159-182300- C. San Joaquin County including Stockton- Including the city of Stockton, Lodi 800 AM PDT Mon May 18 2026 .TODAY...Sunny. Highs around 86. Northwest winds 10 to 15 mph. Gusts up to 30 mph decreasing to 20 mph in the afternoon. .TONIGHT...Clear. Lows around 56. Northwest winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 91. Light winds. .TUESDAY NIGHT...Clear. Lows around 58. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs around 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 59. .THURSDAY...Sunny. Highs around 98. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 52 to 58. Highs around 97. .SATURDAY THROUGH SUNDAY...Clear. Highs around 89. Lows 52 to 58. && TEMPERATURE / PRECIPITATION STOCKTON 87 54 92 / 0 0 0 MODESTO 87 57 91 / 0 0 0 $$ = CAZ160-182300- Tracy Triangle Below 1000 ft- Including the city of Tracy 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 82 to 87. Northwest winds 10 to 20 mph. Gusts up to 45 mph decreasing to 25 mph in the afternoon. .TONIGHT...Clear. Lows 56 to 62. West winds 10 to 15 mph. .TUESDAY...Sunny. Highs 87 to 93. Northwest winds around 10 mph. .TUESDAY NIGHT...Clear. Lows 57 to 66. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Sunny. Highs 91 to 97. Light winds becoming north around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 58 to 67. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 58 to 65. Highs 91 to 99. .FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 53 to 60. Highs 87 to 96. $$ = CAZ161-182300- NE San Joaquin Valley Below 1000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 81 to 86. Northeast winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 25 mph. .TONIGHT...Clear. Lows 53 to 59. Northwest winds around 10 mph shifting to the northeast up to 10 mph after midnight. Gusts up to 20 mph. .TUESDAY...Sunny. Highs 86 to 91. Light winds. .TUESDAY NIGHT...Clear. Lows 56 to 62. Light winds. .WEDNESDAY...Sunny. Highs 90 to 96. Light winds. .WEDNESDAY NIGHT...Clear. Lows 59 to 65. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 56 to 66. Highs 88 to 98. $$ = CAZ162-182300- E. Diablo Range Above 1000 ft- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 72 to 82. Northwest winds 15 to 25 mph with gusts to around 45 mph shifting to the north 10 to 15 mph with gusts to around 25 mph in the afternoon. .TONIGHT...Clear. Lows 51 to 61. Northwest winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny, warmer. Highs 78 to 88. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 55 to 65. Northwest winds around 10 mph shifting to the west after midnight. Gusts up to 20 mph. .WEDNESDAY...Sunny. Highs 82 to 92. Light winds becoming northeast up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 57 to 67. .THURSDAY...Sunny. Highs 85 to 94. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 56 to 66. Highs 84 to 94. .FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 50 to 60. Highs 81 to 91. $$ = CAZ163-182300- W. Stanislaus County Above 1000 ft & I-5- 800 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 81 to 86. Northwest winds 10 to 20 mph. Gusts up to 35 mph in the morning. .TONIGHT...Clear. Lows 55 to 62. Northwest winds 10 to 15 mph. .TUESDAY...Sunny. Highs 86 to 91. Northwest winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows 57 to 65. Northwest winds around 10 mph shifting to the west up to 10 mph after midnight. .WEDNESDAY...Sunny. Highs 90 to 96. Light winds becoming northeast up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 59 to 67. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH SATURDAY NIGHT...Clear. Lows 55 to 65. Highs 88 to 98. .SUNDAY...Sunny. Highs 85 to 91. $$ = CAZ164-182300- C. Stanislaus County including Modesto- Including the city of Modesto, Turlock 800 AM PDT Mon May 18 2026 .TODAY...Sunny. Highs around 85. Northwest winds around 10 mph. Gusts up to 25 mph in the morning. .TONIGHT...Clear. Lows 52 to 58. Northwest winds up to 10 mph. .TUESDAY...Sunny. Highs around 90. Northwest winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows around 57. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs around 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 60. .THURSDAY...Sunny. Highs around 97. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 60. Highs 91 to 97. $$ =