Zone Forecast Product
Issued by NWS Sacramento, CA

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477 FPUS56 KSTO 040732 ZFPSTO Interior Northern California Zone Forecasts for California National Weather Service Sacramento CA 1232 AM PDT Sat May 4 2024 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Sunday. CAZ013-042300- Shasta Lake Area / Northern Shasta County- Including the city of Shasta Dam 1232 AM PDT Sat May 4 2024 .TODAY...Breezy, cooler. At lower elevations, rain showers in the morning, then a chance of rain showers in the afternoon. A slight chance of thunderstorms late in the afternoon. At higher elevations, heavy rain showers in the morning, then rain and snow showers early in the afternoon. A chance of rain showers, snow showers and a slight chance of thunderstorms late in the afternoon. Highs 40 to 54 higher elevations...51 to 57 lower elevations. Little or no snow accumulation. Snow level 4000 feet in the afternoon. Prevailing southwest winds 15 to 25 mph with gusts to around 40 mph decreasing to 5 to 15 mph in the afternoon. .TONIGHT...Mostly cloudy. At lower elevations, a chance of rain showers and a slight chance of thunderstorms in the evening. At higher elevations, rain showers likely with possible snow showers and thunderstorms in the evening. Colder. Lows 25 to 37 higher elevations...33 to 41 lower elevations. No snow accumulation lower elevations...up to 1 inch higher elevations. Snow level 4000 feet in the evening. Prevailing west winds up to 10 mph. .SUNDAY...Mostly cloudy. At higher elevations, a slight chance of snow showers in the morning. Highs 40 to 55 higher elevations... 52 to 60 lower elevations. Prevailing southwest winds up to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 30 to 44. Prevailing southwest winds up to 15 mph. .MONDAY...Mostly cloudy. A chance of rain showers in the afternoon. Not as cool. Highs 43 to 58 higher elevations...56 to 62 lower elevations. Snow level 4500 feet. Prevailing southwest winds up to 15 mph. Gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy with a slight chance of rain showers. Lows 28 to 43. .TUESDAY...Sunny, warmer. Highs 50 to 65. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 30 to 45. Highs 54 to 69. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 40 to 55. Highs 61 to 76. .FRIDAY...Sunny, warmer. Highs 69 to 84. && TEMPERATURE / PRECIPITATION SHASTA DAM 55 39 58 / 100 40 10 $$ = CAZ014-042300- Burney Basin / Eastern Shasta County- Including the city of Burney 1232 AM PDT Sat May 4 2024 .TODAY...At lower elevations, rain showers until late afternoon, then rain showers likely and a slight chance of thunderstorms late in the afternoon. At higher elevations, rain showers until late afternoon. Snow showers early in the afternoon, then a chance of rain showers, snow showers and a slight chance of thunderstorms late in the afternoon. Windy, cooler. Highs 43 to 53. No snow accumulation lower elevations...up to 1 inch higher elevations. Snow level 4500 feet in the afternoon. Prevailing southwest winds 15 to 30 mph with gusts to around 45 mph decreasing to 5 to 15 mph with gusts to around 30 mph in the afternoon. .TONIGHT...Mostly cloudy. Rain showers, snow showers likely and a slight chance of thunderstorms in the evening, then a chance of snow showers, rain showers and a slight chance of thunderstorms after midnight. Colder. Lows 20 to 33. No snow accumulation lower elevations...2 to 4 inches higher elevations. Snow level 4000 feet. Prevailing west winds up to 15 mph. .SUNDAY...Mostly cloudy. A slight chance of snow showers in the morning, then a slight chance of rain and snow showers in the afternoon. Highs 38 to 50. Snow level 3500 feet. Prevailing west winds up to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 25 to 35. Prevailing southwest winds up to 15 mph. .MONDAY...Mostly cloudy. A slight chance of rain showers in the afternoon. Not as cool. Highs 44 to 55. Snow level 5000 feet. Prevailing southwest winds up to 20 mph. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows 25 to 34. .TUESDAY...Mostly sunny. Highs 46 to 59. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 23 to 32. Highs 48 to 63. .WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 29 to 37. Highs 55 to 70. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 35 to 43. Highs 61 to 76. && TEMPERATURE / PRECIPITATION BURNEY 49 29 46 / 100 80 20 $$ = CAZ015-042300- Northern Sacramento Valley- Including the cities of Redding and Red Bluff 1232 AM PDT Sat May 4 2024 ...WIND ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING... .TODAY...Breezy. Much cooler. Rain showers in the morning, then a chance of rain showers in the afternoon. A slight chance of thunderstorms late in the afternoon. Highs around 57. South winds 15 to 25 mph with gusts to around 45 mph decreasing to 10 to 15 mph with gusts to around 25 mph in the afternoon. .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening. Colder. Lows around 40. South winds up to 15 mph. .SUNDAY...Mostly cloudy in the morning then clearing. Highs 58 to 63. South winds up to 10 mph. .SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows around 44. South winds up to 10 mph. .MONDAY...Mostly sunny in the morning then becoming mostly cloudy. Highs 61 to 69. South winds up to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 41 to 47. .TUESDAY...Sunny. Highs 68 to 73. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 45 to 51. Highs 69 to 79. .WEDNESDAY NIGHT THROUGH FRIDAY...Clear. Lows 51 to 57. Highs 76 to 86. && TEMPERATURE / PRECIPITATION REDDING 58 39 62 / 100 50 0 RED BLUFF 59 42 63 / 100 40 0 $$ = CAZ016-042300- Central Sacramento Valley- Including the cities of Chico, Oroville, and Marysville/Yuba City 1232 AM PDT Sat May 4 2024 ...WIND ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING... .TODAY...Breezy, cooler. Heavy rain showers in the morning, then a chance of rain showers in the afternoon. A slight chance of thunderstorms late in the afternoon. Highs 57 to 63. South winds 10 to 25 mph. Gusts up to 40 mph decreasing to 30 mph in the afternoon. .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Colder. Lows 39 to 44. South winds 10 to 15 mph. Gusts up to 30 mph decreasing to 20 mph after midnight. .SUNDAY...Mostly cloudy in the morning then clearing. Highs 60 to 66. Southeast winds up to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows around 43. Southeast winds up to 10 mph. .MONDAY...Mostly sunny. Highs 66 to 72. Southeast winds up to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 44 to 50. .TUESDAY...Sunny. Highs 69 to 74. .TUESDAY NIGHT AND WEDNESDAY...Clear, breezy. Lows 48 to 54. Highs 70 to 80. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 53 to 61. Highs 76 to 86. .FRIDAY...Sunny. Highs 84 to 90. && TEMPERATURE / PRECIPITATION CHICO 59 43 63 / 100 60 0 OROVILLE 58 44 63 / 100 60 0 MARYSVILLE/YUBA CITY 58 44 64 / 100 50 0 $$ = CAZ017-042300- Southern Sacramento Valley- Including the city of Sacramento 1232 AM PDT Sat May 4 2024 .TODAY...Much cooler. A chance of rain showers early in the morning, then heavy rain showers in the late morning and early afternoon. A chance of rain showers and a slight chance of thunderstorms late in the afternoon. Highs 55 to 60. Southwest winds 10 to 20 mph with gusts to around 35 mph. .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows around 43. Southwest winds 10 to 15 mph with gusts to around 30 mph. .SUNDAY...Mostly cloudy in the morning then clearing. Highs 60 to 66. South winds around 10 mph. .SUNDAY NIGHT...Mostly clear. Lows around 43. Southwest winds up to 10 mph with gusts to around 20 mph. .MONDAY...Mostly sunny. Highs 65 to 71. South winds up to 10 mph. .MONDAY NIGHT...Mostly clear. Lows around 47. .TUESDAY...Sunny. Highs 69 to 75. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear, breezy. Lows 48 to 58. Highs 70 to 80. .THURSDAY THROUGH FRIDAY...Clear. Highs 80 to 89. Lows 51 to 61. && TEMPERATURE / PRECIPITATION SACRAMENTO 58 44 65 / 100 30 0 SAC EXEC AIRPORT 58 43 64 / 100 20 0 $$ = CAZ018-042300- Carquinez Strait and Delta- Including the city of Fairfield/Suisun 1232 AM PDT Sat May 4 2024 .TODAY...Cooler. A chance of rain showers early in the morning, then rain showers in the late morning and early afternoon. A chance of rain showers late in the afternoon. Highs 55 to 60. Southwest winds 10 to 20 mph with gusts to around 30 mph. .TONIGHT...Mostly clear. Lows around 44. West winds 10 to 20 mph with gusts to around 30 mph. .SUNDAY...Mostly sunny. Highs 60 to 65. West winds 10 to 15 mph. .SUNDAY NIGHT...Clear. Lows around 44. West winds 10 to 15 mph. .MONDAY...Mostly sunny. Highs 65 to 70. West winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Lows around 47. .TUESDAY...Sunny. Highs around 72. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear. Lows 52 to 59. Highs 72 to 78. .THURSDAY THROUGH FRIDAY...Clear. Highs 82 to 88. Lows 53 to 59. && TEMPERATURE / PRECIPITATION FAIRFIELD/SUISUN 58 41 65 / 100 10 0 $$ = CAZ019-042300- Northern San Joaquin Valley- Including the cities of Stockton and Modesto 1232 AM PDT Sat May 4 2024 .TODAY...A chance of rain showers late in the morning. Rain showers in the afternoon. Cooler. Highs 54 to 63. South winds around 10 mph shifting to the southwest in the afternoon. Gusts up to 35 mph. .TONIGHT...Mostly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Colder. Lows 40 to 46. Southwest winds up to 15 mph with gusts to around 25 mph. .SUNDAY...Mostly sunny. Highs 57 to 66. Southwest winds up to 10 mph shifting to the northwest in the afternoon. .SUNDAY NIGHT...Clear. Lows 40 to 46. Northwest winds 10 to 15 mph. .MONDAY...Sunny. Highs 63 to 71. West winds up to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 44 to 50. .TUESDAY...Sunny. Highs 66 to 75. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear. Lows 46 to 56. Highs 68 to 78. .THURSDAY THROUGH FRIDAY...Clear. Highs 77 to 87. Lows 49 to 59. && TEMPERATURE / PRECIPITATION STOCKTON 61 43 66 / 100 20 0 MODESTO 61 44 64 / 100 20 0 $$ = CAZ063-042300- Mountains Southwestern Shasta County to Western Colusa County- Including the city of Alder Springs 1232 AM PDT Sat May 4 2024 .TODAY...Breezy, cooler. At lower elevations, rain showers in the morning, then a slight chance of rain showers early in the afternoon. A chance of rain showers and a slight chance of thunderstorms late in the afternoon. At higher elevations, rain showers in the morning. Heavy snow showers late in the morning, then a slight chance of rain showers early in the afternoon. A chance of snow showers in the afternoon. A chance of rain showers and a slight chance of thunderstorms late in the afternoon. Highs 36 to 51 higher elevations...52 to 58 lower elevations. No snow accumulation lower elevations...3 to 5 inches higher elevations. Snow level 4000 feet in the afternoon. Prevailing west winds 10 to 25 mph. Gusts up to 50 mph in the morning. .TONIGHT...Mostly cloudy. At lower elevations, a slight chance of showers and thunderstorms in the evening. At higher elevations, a chance of snow showers, rain showers and a slight chance of thunderstorms in the evening. Breezy, colder. Lows 22 to 37 higher elevations...around 38 lower elevations. No snow accumulation lower elevations...up to 1 inch higher elevations. Snow level 3500 feet in the evening. Prevailing west winds 10 to 25 mph. .SUNDAY...Mostly cloudy in the morning then becoming mostly sunny. Highs 37 to 52 higher elevations...54 to 60 lower elevations. Prevailing northwest winds 5 to 15 mph shifting to the southwest in the afternoon. Gusts up to 30 mph. .SUNDAY NIGHT...Mostly cloudy in the evening then becoming mostly clear. Lows 27 to 41 higher elevations...around 42 lower elevations. Prevailing west winds up to 15 mph. .MONDAY...Partly cloudy in the morning, then mostly cloudy with a slight chance of rain showers in the afternoon. Not as cool. Highs 41 to 56 higher elevations...57 to 63 lower elevations. Snow level 5000 feet. Prevailing southwest winds up to 15 mph. .MONDAY NIGHT...Mostly clear. Lows 30 to 45. .TUESDAY...Sunny, warmer. Highs 50 to 65. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 35 to 50. Highs 54 to 69. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 44 to 59. Highs 59 to 74. .FRIDAY...Sunny, warmer. Highs 65 to 80. && TEMPERATURE / PRECIPITATION ALDER SPRINGS 43 29 45 / 100 30 0 $$ = CAZ066-042300- Northeast Foothills/Sacramento Valley- Including the city of Paradise 1232 AM PDT Sat May 4 2024 ...WIND ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING... .TODAY...Heavy rain showers until late afternoon, then a chance of rain showers and a slight chance of thunderstorms late in the afternoon. Windy, cooler. Highs 48 to 58. Prevailing south winds 20 to 30 mph with gusts to around 50 mph decreasing to 5 to 15 mph with gusts to around 30 mph in the afternoon. .TONIGHT...Mostly cloudy. Rain showers likely and a slight chance of thunderstorms in the evening, then a chance of rain showers and a slight chance of thunderstorms after midnight. Colder. Lows 32 to 42. Prevailing south winds up to 10 mph. .SUNDAY...Mostly cloudy. Highs 46 to 60. Prevailing south winds up to 10 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 36 to 46. Prevailing south winds up to 10 mph shifting to the east after midnight. .MONDAY...Mostly cloudy. Not as cool. Highs 52 to 64. Prevailing southeast winds up to 10 mph shifting to the south in the afternoon. .MONDAY NIGHT...Mostly cloudy. Lows 35 to 49. .TUESDAY...Sunny, warmer. Highs 58 to 70. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 38 to 50. Highs 60 to 75. .WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 45 to 55. Highs 66 to 81. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 50 to 60. Highs 71 to 86. && TEMPERATURE / PRECIPITATION PARADISE 53 39 53 / 100 80 10 $$ = CAZ067-042300- Motherlode- Including the cities of Grass Valley and Jackson 1232 AM PDT Sat May 4 2024 .TODAY...Cooler. A chance of heavy rain showers early in the morning. Rain...heavy at times. showers in the late morning and afternoon. A slight chance of thunderstorms late in the afternoon. Highs 48 to 58. Prevailing south winds 5 to 15 mph with gusts to around 30 mph. .TONIGHT...Mostly cloudy. Rain showers likely and a slight chance of thunderstorms in the evening, then a chance of rain showers and a slight chance of thunderstorms after midnight. Colder. Lows 32 to 42. Prevailing south winds up to 15 mph. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 47 to 61. Prevailing southwest winds up to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows 32 to 42. Prevailing west winds up to 10 mph shifting to the northeast after midnight. .MONDAY...Mostly sunny. Warmer. Highs 54 to 66. Light winds becoming southwest up to 10 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows 38 to 46. .TUESDAY...Sunny. Highs 60 to 70. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 41 to 47. Highs 61 to 76. .WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 46 to 52. Highs 67 to 82. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 51 to 57. Highs 70 to 84. && TEMPERATURE / PRECIPITATION GRASS VALLEY 50 35 51 / 100 80 0 JACKSON 55 39 56 / 100 60 0 $$ = CAZ068-042300- Western Plumas County/Lassen Park- Including the cities of Chester and Quincy 1232 AM PDT Sat May 4 2024 ...WINTER STORM WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .TODAY...At lower elevations, heavy rain showers until late afternoon, then rain showers, snow showers likely and a slight chance of thunderstorms late in the afternoon. At higher elevations, heavy rain showers and heavy snow showers until late afternoon, then heavy snow showers likely and a slight chance of thunderstorms late in the afternoon. Windy, cooler. Highs 33 to 47 higher elevations...40 to 51 lower elevations. Snow accumulation up to 1 inch lower elevations...except 4 to 9 inches higher elevations. Snow level 5000 feet in the afternoon. Prevailing south winds 20 to 30 mph becoming southwest 5 to 15 mph in the afternoon. Gusts up to 45 mph. .TONIGHT...Heavy snow showers, rain showers and a slight chance of thunderstorms in the evening, then a chance of snow showers and a slight chance of thunderstorms after midnight. Colder. Lows 16 to 31 higher elevations...22 to 35 lower elevations. Snow accumulation 2 to 4 inches lower elevations...except 2 to 8 inches higher elevations. Snow level 4000 feet. Prevailing southwest winds up to 15 mph. .SUNDAY...Mostly cloudy. At lower elevations, a slight chance of snow showers in the morning. At higher elevations, a slight chance of snow showers. Highs 28 to 43 higher elevations...34 to 48 lower elevations. Little or no snow accumulation lower elevations...up to 1 inch higher elevations. Prevailing southwest winds up to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Lows 20 to 35 higher elevations... 26 to 39 lower elevations. Prevailing southwest winds up to 10 mph. .MONDAY...Mostly cloudy. Not as cool. Highs 34 to 49 higher elevations...41 to 55 lower elevations. Prevailing southwest winds up to 15 mph. Gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows 23 to 38. .TUESDAY...Mostly sunny. Not as cool. Highs 43 to 58. .TUESDAY NIGHT AND WEDNESDAY...Clear. Lows 24 to 39. Highs 46 to 61. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 34 to 49. Highs 52 to 67. .FRIDAY...Sunny, warmer. Highs 60 to 75. && TEMPERATURE / PRECIPITATION QUINCY 54 31 50 / 100 90 10 CHESTER 49 23 45 / 100 90 10 $$ = CAZ069-042300- West Slope Northern Sierra Nevada- Including the city of Blue Canyon 1232 AM PDT Sat May 4 2024 ...WINTER STORM WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .TODAY...At higher elevations, a chance of heavy rain showers early in the morning, then heavy rain showers and heavy snow showers in the late morning and afternoon. At lower elevations, a chance of rain showers early in the morning. Rain...heavy at times. showers in the late morning and afternoon. Heavy snow showers and a slight chance of thunderstorms late in the afternoon. Breezy, cooler. Highs 34 to 49 higher elevations... 42 to 56 lower elevations. Little or no snow accumulation lower elevations...4 to 9 inches higher elevations. Snow level 7500 feet decreasing to 6500 feet in the afternoon. Prevailing southwest winds 15 to 25 mph with gusts to around 55 mph...except southwest 15 to 50 mph over ridges. .TONIGHT...Heavy snow showers, rain showers and a slight chance of thunderstorms in the evening, then a chance of snow showers and a slight chance of thunderstorms after midnight. Much colder. Lows 13 to 28 higher elevations...26 to 36 lower elevations. Snow accumulation up to 3 inches lower elevations...except 3 to 9 inches higher elevations. Snow level 4500 feet in the evening. Prevailing southwest winds 10 to 20 mph with gusts to around 40 mph. Over ridges, prevailing southwest winds 30 to 45 mph decreasing to 20 to 30 mph after midnight. .SUNDAY...Mostly cloudy. A slight chance of snow showers in the morning. Highs 27 to 42 higher elevations...38 to 50 lower elevations. Prevailing southwest winds up to 10 mph. Over ridges, prevailing southwest winds 10 to 25 mph shifting to the west 5 to 15 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 14 to 29 higher elevations... 25 to 37 lower elevations. Prevailing west winds up to 10 mph shifting to the east after midnight. .MONDAY...Mostly sunny. Not as cool. Highs 37 to 52 higher elevations...47 to 59 lower elevations. Prevailing southeast winds up to 10 mph shifting to the southwest in the afternoon. .MONDAY NIGHT...Partly cloudy. Lows 23 to 38. .TUESDAY...Sunny. Not as cool. Highs 45 to 60. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Clear. Lows 28 to 43. Highs 47 to 62. .THURSDAY THROUGH FRIDAY...Clear. Highs 56 to 71. Lows 32 to 47. && TEMPERATURE / PRECIPITATION BLUE CANYON 42 29 38 / 100 90 20 $$ =