FPUS56 KSTO 181832 ZFPSTO Interior Northern California Zone Forecasts for California National Weather Service Sacramento CA 1132 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- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 62 to 72. Northeast winds up to 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 41 to 51. North winds 10 to 15 mph. .TUESDAY...Sunny. Highs 67 to 77. North winds around 10 mph in the morning becoming light. Gusts up to 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 47 to 57. Northwest winds up to 15 mph. .WEDNESDAY...Mostly sunny. Highs 70 to 80. Northwest winds up to 10 mph shifting to the southeast in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 50 to 60. .THURSDAY...Sunny. Highs 74 to 84. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 53 to 63. Highs 73 to 83. .FRIDAY NIGHT...Mostly clear. Lows 52 to 62. .SATURDAY THROUGH SUNDAY...Clear. Highs 71 to 81. Lows 51 to 61. $$ = CAZ122-182300- W. Shasta County 1000-3000 ft- Including the city of Whiskeytown 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 71 to 81. North winds around 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 47 to 57. Northwest winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 77 to 87. North winds up to 10 mph shifting to the east in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 52 to 62. Northwest winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly sunny. Highs 80 to 90. Northwest winds up to 10 mph shifting to the east in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 55 to 65. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 56 to 66. Highs 82 to 92. $$ = CAZ123-182300- Shasta Lake Area & 1-5 1000-3000 ft- Including the city of Shasta Lake, Sims 1132 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. Highs 76 to 86. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 50 to 60. North winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs 79 to 89. North winds up to 10 mph in the morning becoming light. .WEDNESDAY NIGHT...Clear. Lows 52 to 62. .THURSDAY...Sunny. Highs 83 to 93. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 54 to 64. Highs 81 to 91. && TEMPERATURE / PRECIPITATION SHASTA DAM 81 56 86 / 0 0 0 $$ = CAZ124-182300- Shasta Metro- Including the city of Redding, Anderson 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs around 84. North winds 10 to 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 51 to 57. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 89. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 55 to 61. Light winds. .WEDNESDAY...Mostly sunny. Highs around 91. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 60. .THURSDAY...Sunny. Highs 94 to 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 58 to 65. Highs 91 to 99. && TEMPERATURE / PRECIPITATION REDDING 85 53 90 / 0 0 0 RED BLUFF 86 54 90 / 0 0 0 $$ = CAZ125-182300- Shasta County Foothills 1000-3000 ft- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 74 to 83. North winds around 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows around 53. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 79 to 87. Light winds becoming northwest up to 10 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 54 to 60. Light winds. .WEDNESDAY...Mostly sunny. Highs 81 to 89. Light winds. .WEDNESDAY NIGHT...Clear. Lows 57 to 63. .THURSDAY...Sunny. Highs 85 to 95. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 59 to 65. Highs 83 to 93. $$ = CAZ126-182300- E. Shasta /S. Cascades Above 3000 ft- Including the city of Shingletown 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 61 to 71. Northeast winds 10 to 15 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows 37 to 47. Northeast winds up to 10 mph. .TUESDAY...Sunny. Highs 66 to 76. Northeast winds up to 10 mph shifting to the north in the afternoon. Gusts up to 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 42 to 52. Light winds becoming northeast up to 10 mph after midnight. .WEDNESDAY...Mostly sunny. Highs 69 to 79. Light winds becoming west up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 45 to 55. .THURSDAY...Sunny. Highs 73 to 83. .THURSDAY NIGHT...Mostly clear. Lows 47 to 57. .FRIDAY THROUGH SUNDAY...Clear. Highs 71 to 81. Lows 46 to 56. $$ = CAZ127-182300- Burney Basin- Including the city of Burney 1132 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 33 to 41. Northeast winds up to 10 mph. .TUESDAY...Sunny, warmer. Highs 66 to 76. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 39 to 47. Light winds. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs 70 to 80. Light winds. .WEDNESDAY NIGHT...Clear. Lows 43 to 51. .THURSDAY...Sunny. Highs 74 to 84. .THURSDAY NIGHT...Mostly clear. Lows 44 to 54. .FRIDAY THROUGH SUNDAY...Clear. Highs 73 to 83. Lows 44 to 54. && TEMPERATURE / PRECIPITATION BURNEY 70 37 75 / 0 0 0 $$ = CAZ128-182300- Lassen Volcanic NP- Including the city of Lassen National Park 1132 AM PDT Mon May 18 2026 .TODAY...Sunny. Not as cool. Highs 49 to 59. Northeast winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 31 to 37. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 55 to 65. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 37 to 43. Light winds. .WEDNESDAY...Mostly sunny. Highs 58 to 68. Light winds becoming west up to 10 mph with gusts to around 20 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 40 to 46. .THURSDAY...Sunny. Highs 62 to 72. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 42 to 50. Highs 62 to 72. .FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 40 to 47. Highs 62 to 72. $$ = CAZ129-182300- Sierra (Tehama-Plumas) 1000-3000 ft- Including the city of Paradise 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 72 to 82. North winds 10 to 15 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows 51 to 61. Northeast winds around 10 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 76 to 86. Northeast winds up to 10 mph shifting to the northwest around 10 mph in the afternoon. Gusts up to 25 mph. .TUESDAY NIGHT...Mostly clear. Lows 55 to 65. Northwest winds up to 10 mph shifting to the northeast after midnight. Gusts up to 20 mph. .WEDNESDAY...Mostly sunny. Highs 78 to 88. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 58 to 68. .THURSDAY...Sunny. Highs 83 to 93. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 58 to 68. Highs 81 to 91. && TEMPERATURE / PRECIPITATION PARADISE 78 59 81 / 0 0 0 $$ = CAZ130-182300- Sierra (Tehama-Plumas) Above 3000 ft- Including the city of Mineral, Quincy 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 58 to 68. Northeast winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 37 to 47. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny, warmer. Highs 64 to 74. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 41 to 51. Light winds. Gusts up to 20 mph in the evening. .WEDNESDAY...Mostly sunny. Highs 67 to 77. Light winds becoming southwest up to 10 mph with gusts to around 20 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 45 to 55. .THURSDAY...Sunny. Highs 71 to 81. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 46 to 56. Highs 70 to 80. && TEMPERATURE / PRECIPITATION QUINCY 72 35 80 / 0 0 0 CHESTER 66 35 74 / 0 0 0 $$ = CAZ131-182300- N. Motherlode 1000-3000 ft- Including the city of Auburn, Grass Valley, Colfax, Nevada City 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 73 to 83. Northeast winds around 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 50 to 58. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 78 to 86. Northeast winds up to 10 mph shifting to the west in the afternoon. .TUESDAY NIGHT...Clear. Lows 51 to 59. Light winds. .WEDNESDAY...Mostly sunny. Highs 78 to 88. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 53 to 61. .THURSDAY...Sunny. Highs 82 to 92. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 53 to 63. Highs 81 to 91. && TEMPERATURE / PRECIPITATION GRASS VALLEY 77 52 80 / 0 0 0 JACKSON 80 56 83 / 0 0 0 $$ = CAZ132-182300- Sierra (Yuba-Placer) 3000-5000 ft- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 63 to 73. Northeast winds 10 to 15 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 44 to 54. Northeast winds around 10 mph with gusts to around 25 mph. .TUESDAY...Sunny, warmer. Highs 69 to 79. East winds up to 10 mph with gusts to around 25 mph in the morning becoming light. .TUESDAY NIGHT...Clear. Lows 46 to 56. Light winds. .WEDNESDAY...Mostly sunny. Highs 70 to 80. Light winds becoming southwest up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 49 to 59. .THURSDAY...Sunny. Highs 74 to 84. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 61. Highs 73 to 83. $$ = CAZ133-182300- Sierra (Sierra-Placer) Above 5000 ft- Including the city of Blue Canyon, Kingvale, Donner Peak 1132 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. Northeast winds 10 to 15 mph with gusts to around 35 mph. .TUESDAY...Sunny, warmer. Highs 59 to 69. East winds up to 15 mph. Gusts up to 35 mph decreasing to 25 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 37 to 47. North winds up to 10 mph shifting to the east after midnight. .WEDNESDAY...Mostly sunny. Highs 62 to 72. East winds up to 10 mph shifting to the southwest around 10 mph in the afternoon. Gusts up to 20 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 40 to 50. .THURSDAY...Sunny. Highs 66 to 76. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 43 to 53. Highs 66 to 76. .FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 42 to 52. Highs 66 to 76. && TEMPERATURE / PRECIPITATION BLUE CANYON 64 50 70 / 0 0 0 $$ =CAZ134-182300- Central Motherlode 1000-3000 ft- Including the city of Cameron Park, Shingle Springs, Placerville, Cool, Jackson 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 73 to 83. Northeast winds up to 10 mph shifting to the northwest around 10 mph in the afternoon. Gusts up to 20 mph. .TONIGHT...Clear. Lows around 56. Northeast winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 76 to 86. East winds up to 10 mph shifting to the west in the afternoon. .TUESDAY NIGHT...Clear. Lows around 57. Light winds. .WEDNESDAY...Mostly sunny. Highs 79 to 89. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 58. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 58. Highs 81 to 91. $$ = CAZ135-182300- Sierra 3000-5000 ft- Including the city of Pollock Pines 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 65 to 75. Northeast winds 10 to 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 46 to 56. East winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 69 to 77. East winds up to 10 mph shifting to the west in the afternoon. Gusts up to 20 mph. .TUESDAY NIGHT...Clear. Lows 47 to 57. Light winds. .WEDNESDAY...Mostly sunny. Highs 72 to 80. Light winds becoming west up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 49 to 59. .THURSDAY...Sunny. Highs 76 to 84. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 61. Highs 74 to 84. $$ = CAZ136-182300- Sierra (El Dorado-Amador) Above 5000 ft- Including the city of Carson Pass 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy. Not as cool. Highs 51 to 61. East winds 15 to 25 mph with gusts to around 60 mph decreasing to 10 to 15 mph with gusts to around 45 mph in the afternoon. .TONIGHT...Clear. Lows 33 to 43. East winds 10 to 15 mph with gusts to around 35 mph. .TUESDAY...Sunny, warmer. Highs 57 to 67. East winds 10 to 15 mph shifting to the north in the afternoon. Gusts up to 30 mph. .TUESDAY NIGHT...Clear. Lows 36 to 46. North winds up to 10 mph shifting to the east after midnight. Gusts up to 20 mph. .WEDNESDAY...Mostly sunny. Highs 60 to 70. East winds up to 10 mph shifting to the west around 10 mph in the afternoon. Gusts up to 20 mph. .WEDNESDAY NIGHT...Clear. Lows 39 to 49. .THURSDAY...Sunny. Highs 64 to 74. .THURSDAY NIGHT...Mostly clear. Lows 42 to 52. .FRIDAY THROUGH SUNDAY...Clear. Highs 64 to 74. Lows 42 to 52. $$ = CAZ137-182300- Southern Motherlode 1000-3000 ft- Including the city of Sonora, Angels Camp 1132 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. North winds around 10 mph shifting to the east after midnight. Gusts up to 20 mph. .TUESDAY...Sunny. Highs 76 to 86. East winds up to 10 mph shifting to the west around 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 53 to 61. Light winds becoming northeast up to 10 mph after midnight. .WEDNESDAY...Mostly sunny. Highs 80 to 90. Light winds becoming southwest around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 54 to 64. .THURSDAY...Sunny. Highs 85 to 95. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 65. Highs 83 to 93. $$ = CAZ138-182300- Sierra (Cal-Tuo) 3000-5000 ft- Including the city of Twain Harte, Arnold 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 63 to 73. East winds around 10 mph with gusts to around 35 mph shifting to the northwest with gusts to around 20 mph in the afternoon. .TONIGHT...Clear. Lows 45 to 55. Northeast winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY...Sunny. Highs 67 to 77. East winds up to 10 mph with gusts to around 25 mph shifting to the west around 10 mph in the afternoon. .TUESDAY NIGHT...Clear. Lows 47 to 57. Light winds becoming northeast up to 10 mph after midnight. .WEDNESDAY...Mostly sunny. Highs 70 to 80. Light winds becoming southwest around 10 mph in the afternoon. Gusts up to 20 mph. .WEDNESDAY NIGHT...Clear. Lows 50 to 60. .THURSDAY...Sunny. Highs 75 to 85. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 52 to 62. Highs 74 to 84. $$ = CAZ139-182300- Sierra (Cal-Tuo) Above 5000 ft- Including the city of Twain Harte, Arnold 1132 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 35 mph in the afternoon. .TONIGHT...Clear. Lows 31 to 41. East winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY...Sunny. Highs 56 to 66. East winds around 10 mph with gusts to around 30 mph shifting to the west up to 10 mph with gusts to around 20 mph in the afternoon. .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...Mostly sunny. Highs 59 to 69. 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 38 to 48. .THURSDAY...Sunny. Highs 63 to 73. .THURSDAY NIGHT...Mostly clear. Lows 41 to 51. .FRIDAY THROUGH SUNDAY...Clear. Highs 64 to 74. Lows 41 to 51. $$ = CAZ140-182300- Tehama Co Coast Range Above 3000 ft- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 58 to 68. Northeast winds 10 to 20 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 43 to 53. North winds around 10 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 63 to 73. Northeast winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 50 to 60. Northwest winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs 66 to 76. Light winds becoming southeast around 10 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 52 to 62. .THURSDAY...Sunny. Highs 71 to 81. .THURSDAY NIGHT...Clear. Lows 55 to 65. .FRIDAY...Mostly sunny. Highs 70 to 80. .FRIDAY NIGHT AND SATURDAY...Clear. Lows 52 to 62. Highs 70 to 80. .SATURDAY NIGHT...Mostly clear. Lows 50 to 60. .SUNDAY...Sunny. Highs 68 to 78. $$ = CAZ141-182300- W Tehama Co Foothills 1000-3000 ft- 1132 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. Gusts up to 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 57 to 65. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs 79 to 89. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 59 to 67. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 59 to 69. Highs 82 to 92. $$ = CAZ142-182300- N. Sac Valley in Tehama County- Including the city of Red Bluff 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 81 to 86. North winds 10 to 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 53 to 59. Northwest winds around 10 mph. Gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs 85 to 91. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows 56 to 62. Light winds. .WEDNESDAY...Sunny. Highs 88 to 94. Light winds. .WEDNESDAY NIGHT...Clear. Lows 59 to 64. .THURSDAY...Sunny. Highs 95 to 100. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 58 to 67. Highs 92 to 100. $$ = CAZ143-182300- Glenn/Colusa Coast Range Above 3000 ft- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 59 to 69. Northeast winds 15 to 25 mph decreasing to 10 to 15 mph in the afternoon. Gusts up to 40 mph. .TONIGHT...Clear. Lows 46 to 56. 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...Mostly clear. Lows 52 to 62. Northwest winds up to 10 mph. .WEDNESDAY...Sunny. Highs 68 to 78. Light winds becoming southeast around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 55 to 65. .THURSDAY...Sunny. Highs 72 to 82. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 54 to 64. Highs 71 to 81. $$ = CAZ144-182300- Central Glenn Co & Interstate 5- Including the city of Willows, Orland 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 80 to 86. North winds 15 to 25 mph decreasing to 10 to 15 mph in the afternoon. Gusts up to 35 mph. .TONIGHT...Clear. Lows around 56. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 84 to 90. North winds 10 to 15 mph. .TUESDAY NIGHT...Mostly clear. Lows around 58. Light winds. .WEDNESDAY...Sunny. Highs 88 to 94. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows around 59. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 59. Highs 91 to 99. && TEMPERATURE / PRECIPITATION ALDER SPRINGS 66 52 72 / 0 0 0 $$ = CAZ145-182300- Eastern Glenn County- 1132 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 55. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs around 90. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Mostly clear. Lows around 56. Light winds. .WEDNESDAY...Mostly sunny. Highs around 93. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 59. .THURSDAY...Sunny. Highs around 99. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 59. Highs 93 to 99. $$ = CAZ146-182300- Butte County Below 1000 ft- Including the city of Chico, Oroville, Gridley 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 83 to 88. Northwest winds 10 to 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 52 to 59. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 86 to 93. Northwest winds up to 15 mph. .TUESDAY NIGHT...Clear. Lows 55 to 63. Light winds. .WEDNESDAY...Mostly sunny. Highs 89 to 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows 58 to 66. .THURSDAY...Sunny. Highs 94 to 101. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 57 to 67. Highs 89 to 99. && TEMPERATURE / PRECIPITATION CHICO 87 56 91 / 0 0 0 OROVILLE 88 54 92 / 0 0 0 $$ = CAZ147-182300- W. Glenn/Colusa Foothills 1000-3000 ft- 1132 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 51 to 60. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 76 to 86. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY NIGHT...Mostly clear. Lows 54 to 64. Northwest winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs 80 to 90. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 56 to 66. .THURSDAY...Sunny. Highs 84 to 94. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 55 to 65. Highs82 to 92. $$ = CAZ148-182300- Central Colusa County Incl. I-5- Including the city of Williams 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 80 to 86. North winds 10 to 25 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Clear. Lows 54 to 60. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY...Sunny. Highs 85 to 91. North winds 10 to 15 mph. .TUESDAY NIGHT...Clear. Lows 56 to 62. Light winds. .WEDNESDAY...Mostly sunny. Highs 88 to 94. Light winds. .WEDNESDAY NIGHT...Clear. Lows 58 to 64. .THURSDAY...Sunny. Highs 92 to 98. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 59. Highs 87 to 97. $$ = CAZ149-182300- Eastern Colusa County- Including the city of Colusa 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs around 86. North winds 10 to 25 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows around 55. 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 56. Light winds. .WEDNESDAY...Mostly sunny. Highs around 93. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 59. .THURSDAY...Sunny. Highs around 98. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 58. Highs 92 to 98. $$ = CAZ150-182300- Sutter/Yuba counties below 1000 ft- Including the city of Yuba City, Beale AFB 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs around 87. North winds 10 to 20 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows 52 to 58. North winds up to 15 mph. Gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs 88 to 94. Northwest winds around 10 mph. .TUESDAY NIGHT...Clear. Lows around 57. Light winds. .WEDNESDAY...Mostly sunny. Highs 90 to 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows 56 to 62. .THURSDAY...Sunny. Highs 95 to 102. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 54 to 64. Highs 92 to 102. .SATURDAY THROUGH SUNDAY...Clear. Highs 88 to 94. Lows 53 to 61. && TEMPERATURE / PRECIPITATION MARYSVILLE/YUBA CITY 87 54 92 / 0 0 0 $$ = CAZ151-182300- Yolo / Solano County Hills- 1132 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 55 to 65. North winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY...Sunny. Highs 80 to 88. North winds 10 to 15 mph with gusts to around 30 mph. .TUESDAY NIGHT...Clear. Lows 57 to 65. West winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs 80 to 90. Light winds becoming south up to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 55 to 65. .THURSDAY...Sunny. Highs 82 to 92. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 53 to 63. Highs 80 to 90. .SATURDAY AND SATURDAY NIGHT...Clear. Highs 74 to 84. Lows 51 to 58. .SUNDAY...Mostly sunny. Highs 74 to 84. $$ = CAZ152-182300- W. Yolo County including Capay/I-505- Including the city of Esparto, Winters 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 81 to 87. North winds 15 to 25 mph. Gusts up to 45 mph decreasing to 35 mph in the afternoon. .TONIGHT...Clear. Lows 57 to 63. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 86 to 92. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY NIGHT...Clear. Lows 57 to 63. Light winds. .WEDNESDAY...Mostly sunny. Highs around 90. Light winds. .WEDNESDAY NIGHT...Clear. Lows 56 to 64. .THURSDAY...Sunny. Highs around 94. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 55 to 62. Highs 87 to 94. .SATURDAY THROUGH SUNDAY...Clear. Highs 83 to 89. Lows around 55. $$ = CAZ153-182300- C. Yolo/NE Solano including Woodland- Including the city of Woodland, Dixon 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs around 86. North winds 15 to 25 mph. Gusts up to 45 mph decreasing to 35 mph in the afternoon. .TONIGHT...Clear. Lows around 57. North winds 10 to 15 mph. .TUESDAY...Sunny. Highs around 90. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY NIGHT...Clear. Lows around 56. Light winds. .WEDNESDAY...Mostly sunny. Highs around 91. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 57. .THURSDAY...Sunny. Highs 92 to 98. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 54. Highs 87 to 97. .SATURDAY THROUGH SUNDAY...Clear. Highs 81 to 91. Lows around 53. $$ = CAZ154-182300- Sac Metro/W. El Dorado/Amador County- Including the city of Lincoln, Roseville, Sacramento, Elk Grove, Folsom 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 83 to 89. North winds 10 to 20 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows around 56. North winds up to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 87 to 93. Northwest winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows 54 to 60. Light winds. .WEDNESDAY...Mostly sunny. Highs 90 to 96. Light winds. .WEDNESDAY NIGHT...Clear. Lows 55 to 62. .THURSDAY...Sunny. Highs 93 to 101. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 51 to 61. Highs 90 to 100. .SATURDAY THROUGH SUNDAY...Clear. Highs 83 to 93. Lows 50 to 58. && TEMPERATURE / PRECIPITATION SACRAMENTO 88 57 91 / 0 0 0 SAC EXEC AIRPORT 87 56 91 / 0 0 0 $$ = CAZ155-182300- C. Solano County including Fairfield- Including the city of Fairfield, Vacaville 1132 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 15 to 20 mph with gusts to around 35 mph in the afternoon. .TONIGHT...Clear. Lows around 58. North winds 10 to 15 mph. .TUESDAY...Sunny. Highs around 90. North winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY NIGHT...Clear. Lows around 58. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly sunny. Highs around 90. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 56. .THURSDAY...Sunny. Highs 87 to 93. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 53. Highs 81 to 91. .SATURDAY...Mostly sunny. Highs 76 to 82. .SATURDAY NIGHT...Clear. Lows around 52. .SUNDAY...Mostly sunny. Highs 76 to 82. && TEMPERATURE / PRECIPITATION FAIRFIELD/SUISUN 86 58 90 / 0 0 0 $$ = CAZ156-182300- SW Solano County including Vallejo- Including the city of Vallejo, Benicia 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, windy, warmer. Highs 81 to 88. North winds 20 to 30 mph with gusts to around 45 mph decreasing to 10 to 20 mph with gusts to around 35 mph in the afternoon. .TONIGHT...Clear. Lows around 57. Northwest winds up to 15 mph. .TUESDAY...Sunny. Highs 85 to 91. North winds up to 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows around 57. West winds up to 15 mph. .WEDNESDAY...Mostly sunny. Highs 81 to 91. West winds up to 10 mph. .WEDNESDAY NIGHT...Clear. Lows around 54. .THURSDAY...Sunny. Highs 80 to 90. .THURSDAY NIGHT...Clear. Lows around 53. .FRIDAY...Mostly sunny. Highs 73 to 83. .FRIDAY NIGHT...Clear. Lows around 52. .SATURDAY...Mostly sunny. Highs 69 to 78. .SATURDAY NIGHT...Clear. Lows around 52. .SUNDAY...Mostly sunny. Highs 71 to 79. $$ = CAZ157-182300- Sacramento County Delta- Including the city of Walnut Grove 1132 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 15 to 20 mph with gusts to around 35 mph in the afternoon. .TONIGHT...Clear. Lows around 57. Northwest winds 10 to 15 mph. .TUESDAY...Sunny. Highs 86 to 91. North winds around 10 mph. .TUESDAY NIGHT...Clear. Lows around 57. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly sunny. Highs 86 to 93. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 57. .THURSDAY...Sunny. Highs 86 to 95. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 50 to 57. Highs 83 to 93. .SATURDAY THROUGH SUNDAY...Clear. Highs 77 to 84. Lows 50 to 55. $$ = CAZ158-182300- San Joaquin County Delta- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy. Highs around 87. North winds 15 to 25 mph with gusts to around 40 mph decreasing to 10 to 15 mph with gusts to around 30 mph in the afternoon. .TONIGHT...Clear. Lows around 55. Northwest winds 10 to 15 mph. .TUESDAY...Sunny. Highs 88 to 93. Northwest winds around 10 mph. .TUESDAY NIGHT...Clear. Lows around 57. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly sunny. Highs 90 to 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 57. .THURSDAY...Sunny. Highs 92 to 97. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 54. Highs 87 to 97. .SATURDAY THROUGH SUNDAY...Clear. Highs 81 to 88. Lows around 53. $$ = CAZ159-182300- C. San Joaquin County including Stockton- Including the city of Stockton, Lodi 1132 AM PDT Mon May 18 2026 .TODAY...Sunny. Highs around 86. North winds 10 to 15 mph. Gusts up to 30 mph in the morning. .TONIGHT...Clear. Lows around 55. Northwest winds up to 15 mph. Gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs around 90. Light winds. .TUESDAY NIGHT...Clear. Lows around 57. Northwest winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs around 94. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 58. .THURSDAY...Sunny. Highs around 97. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows around 56. Highs around 95. .SATURDAY THROUGH SUNDAY...Clear. Highs 86 to 92. Lows around 54. && TEMPERATURE / PRECIPITATION STOCKTON 87 53 91 / 0 0 0 MODESTO 87 56 91 / 0 0 0 $$ = CAZ160-182300- Tracy Triangle Below 1000 ft- Including the city of Tracy 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 82 to 87. Northwest winds 10 to 20 mph. Gusts up to 45 mph decreasing to 25 mph in the afternoon. .TONIGHT...Clear. Lows 55 to 62. Northwest winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 87 to 92. Northwest winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 57 to 65. West winds up to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly sunny. Highs 90 to 95. Light winds. .WEDNESDAY NIGHT...Clear. Lows 57 to 65. .THURSDAY...Sunny. Highs 92 to 97. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 54 to 64. Highs 92 to 97. .SATURDAY THROUGH SUNDAY...Clear. Highs 85 to 90. Lows 53 to 60. $$ = CAZ161-182300- NE San Joaquin Valley Below 1000 ft- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, warmer. Highs 81 to 86. Northeast winds up to 10 mph shifting to the west in the afternoon. Gusts up to 25 mph. .TONIGHT...Clear. Lows 52 to 58. Northwest winds 10 to 15 mph shifting to the northeast after midnight. .TUESDAY...Sunny. Highs 85 to 90. Light winds. .TUESDAY NIGHT...Clear. Lows 55 to 61. Light winds. .WEDNESDAY...Mostly sunny. Highs 89 to 94. Light winds. .WEDNESDAY NIGHT...Clear. Lows 58 to 64. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 56 to 64. Highs 91 to 99. .SATURDAY THROUGH SUNDAY...Clear. Highs 86 to 93. Lows 55 to 62. $$ = CAZ162-182300- E. Diablo Range Above 1000 ft- 1132 AM PDT Mon May 18 2026 .TODAY...Sunny, breezy, warmer. Highs 72 to 82. Northwest winds 15 to 25 mph with gusts to around 45 mph shifting to the north 10 to 15 mph with gusts to around 25 mph in the afternoon. .TONIGHT...Clear. Lows 52 to 62. Northwest winds 10 to 15 mph with gusts to around 25 mph. .TUESDAY...Sunny. Highs 77 to 87. North winds around 10 mph with gusts to around 20 mph. .TUESDAY NIGHT...Clear. Lows 55 to 65. Northwest winds 10 to 15 mph. .WEDNESDAY...Sunny. Highs 81 to 91. Light winds becoming east around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 56 to 66. .THURSDAY...Sunny. Highs 84 to 92. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 52 to 62. Highs 80 to 90. $$ = CAZ163-182300- W. Stanislaus County Above 1000 ft & I-5- 1132 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 with gusts to around 25 mph. .TUESDAY...Sunny. Highs 85 to 90. North winds up to 10 mph. .TUESDAY NIGHT...Clear. Lows 57 to 65. Northwest winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs 89 to 94. Light winds. .WEDNESDAY NIGHT...Clear. Lows 58 to 65. .THURSDAY...Sunny. Highs 92 to 97. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 54 to 64. Highs 86 to 96. $$ = CAZ164-182300- C. Stanislaus County including Modesto- Including the city of Modesto, Turlock 1132 AM PDT Mon May 18 2026 .TODAY...Sunny. Highs around 85. Northwest winds around 10 mph with gusts to around 25 mph. .TONIGHT...Clear. Lows 51 to 57. Northwest winds up to 15 mph. .TUESDAY...Sunny. Highs around 89. Light winds. .TUESDAY NIGHT...Clear. Lows around 56. Northwest winds up to 10 mph. .WEDNESDAY...Mostly sunny. Highs around 93. Light winds. .WEDNESDAY NIGHT...Clear. Lows around 59. .THURSDAY...Sunny. Highs around 97. .THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows around 57. Highs 90 to 97. $$ =