990 FNUS56 KSTO 242220 FWFSTO Fire Weather Planning Forecast for Interior Northern California National Weather Service Sacramento CA 220 PM PST Thu Dec 24 2020 .DISCUSSION... Dry weather for the rest of today with a weather system arriving tomorrow. This will bring widespread rain and mountain snow to the region through Saturday morning. Showers may linger into Saturday afternoon, with a brief period of dry weather expected Saturday night. By Sunday we will see another round of rain and mountain snow; however, it'll be weaker than the holiday storm. Unsettled weather may continue into next week. CAZ213-252230- Eastern Portion of Shasta-Trinity NF- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Mostly cloudy. At lower elevations, a chance of rain showers after midnight. At higher elevations, a chance of snow showers after midnight. * Min Temperature........35-40 lower elevations...except 26-36 higher elevations. * 24 HR Trend..........Little change. * Max Humidity...........64-79 percent. * 24 HR Trend..........7 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Northeast winds up to 8 mph in the evening becoming drainage up to 5 mph. * Ridges/Upr Slopes....East winds 7 to 13 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............At lower elevations, a chance of rain showers in the morning, then rain showers in the afternoon. At higher elevations, rain showers and a chance of snow showers in the morning, then snow showers and heavy rain showers in the afternoon. Snow level 3000 feet in the afternoon. * Max Temperature........44-49 lower elevations...except 36-42 higher elevations. * 24 HR Trend..........9 degrees cooler. * Min Humidity...........67-82 percent. * 24 HR Trend..........40 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 4 to 9 mph. * Ridges/Upr Slopes....South winds 11 to 17 mph. * LAL....................1. * CWR....................60 percent. .FRIDAY NIGHT... * Sky/Weather............Heavy rain showers at lower elevations....and heavy rain showers and heavy snow showers at higher elevations. Snow level 3500 feet in the evening. * Min Temperature........36-41 lower elevations...except 31-37 higher elevations. * Max Humidity...........90-100 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 6 to 12 mph. * Ridges/Upr Slopes....South winds 11 to 17 mph. * LAL....................1. * CWR....................100 percent. .SATURDAY... * Sky/Weather............Mostly cloudy until late afternoon then becoming partly cloudy. At lower elevations, rain showers early in the morning, then a chance of rain showers in the late morning and early afternoon. At higher elevations, rain and snow showers early in the morning, then a chance of rain and snow showers in the late morning and early afternoon. * Max Temperature........46-51 lower elevations...except 36-44 higher elevations. * Min Humidity...........74-89 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 5 to 11 mph in the morning becoming upslope up to 5 mph. * Ridges/Upr Slopes....Southwest winds 7 to 13 mph. * LAL....................1. * CWR....................50 percent. $$ CAZ214-252230- Burney Basin and Northeast Plateau in Shasta County Including Northwest Lassen NF north of Lassen NP- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. * Min Temperature........21-29. * 24 HR Trend..........8 degrees warmer. * Max Humidity...........86-92 percent lower elevations...except 72-86 percent high elevations. * 24 HR Trend..........Little change. * 20-Foot Winds.......... * Valleys/Lwr Slopes...East winds 4 to 9 mph. * Ridges/Upr Slopes....Southeast winds 5 to 11 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Mostly cloudy with a chance of rain and snow showers. * Max Temperature........39-47. * 24 HR Trend..........Little change. * Min Humidity...........63-71 percent. * 24 HR Trend..........27 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southeast winds 5 to 11 mph. * Ridges/Upr Slopes....Southeast winds 7 to 13 mph increasing to south 16 to 22 mph in the afternoon. * LAL....................1. * CWR....................20 percent. .FRIDAY NIGHT... * Sky/Weather............At lower elevations, rain showers until early morning, then rain and snow showers likely early in the morning. At higher elevations, rain and snow showers. Snow level 4500 feet decreasing to 4000 feet after midnight. * Min Temperature........28-34. * Max Humidity...........91-100 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 8 to 14 mph. * Ridges/Upr Slopes....South winds 14 to 20 mph with local gusts up to 30 mph. * LAL....................1. * CWR....................90 percent. .SATURDAY... * Sky/Weather............Mostly cloudy until late afternoon then becoming partly cloudy. At lower elevations, rain and snow showers likely early in the morning, then a chance of rain showers in the late morning and early afternoon. At higher elevations, rain and snow showers likely early in the morning, then a chance of rain and snow showers in the late morning and early afternoon. Snow level 4000 feet. * Max Temperature........34-43. * Min Humidity...........73-88 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southwest winds 7 to 13 mph. * Ridges/Upr Slopes....Southwest winds 8 to 14 mph. * LAL....................1. * CWR....................30 percent. $$ CAZ215-252230- Northern Sacramento Valley to Southern Tehama County Line Below 1000 Ft- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Mostly cloudy. A slight chance of rain showers after midnight. * Min Temperature........33-39. * 24 HR Trend..........4 degrees warmer. * Max Humidity...........74-89 percent. * 24 HR Trend..........8 percent up. * 20-Foot Winds..........Northeast winds up to 6 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............A slight chance of rain showers in the morning, then rain showers in the afternoon. * Max Temperature........46-52. * 24 HR Trend..........8 degrees cooler. * Min Humidity...........58-71 percent. * 24 HR Trend..........36 percent up. * 20-Foot Winds..........Southeast winds 6 to 12 mph. * LAL....................1. * CWR....................40 percent. .FRIDAY NIGHT... * Sky/Weather............Rain showers until early morning, then a chance of rain showers early in the morning. * Min Temperature........37-43. * Max Humidity...........88-98 percent. * 20-Foot Winds..........Southeast winds 10 to 16 mph with local gusts up to 25 mph. * LAL....................1. * CWR....................90 percent. .SATURDAY... * Sky/Weather............Mostly cloudy with a chance of rain showers early in the morning, then mostly cloudy with a slight chance of rain showers in the late morning and early afternoon. Partly cloudy late in the afternoon. * Max Temperature........52-57. * Min Humidity...........55-70 percent. * 20-Foot Winds..........Southeast winds 4 to 10 mph. * LAL....................1. * CWR....................20 percent. $$ CAZ216-252230- Central Sacramento Valley in Glenn, Colusa, Yuba, Northern Sutter, and Butte County Below 1000 Ft- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Mostly cloudy. Patchy fog after midnight. * Min Temperature........35-40. * 24 HR Trend..........5 degrees warmer. * Max Humidity...........75-89 percent. * 24 HR Trend..........10 percent down. * 20-Foot Winds..........East winds up to 8 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Cloudy with a chance of rain showers. * Max Temperature........51-56. * 24 HR Trend..........Little change. * Min Humidity...........51-66 percent. * 24 HR Trend..........22 percent up. * 20-Foot Winds..........Southeast winds 8 to 14 mph. * LAL....................1. * CWR....................20 percent. .FRIDAY NIGHT... * Sky/Weather............Rain showers until early morning, then a chance of rain showers early in the morning. * Min Temperature........42-47. * Max Humidity...........85-100 percent. * 20-Foot Winds..........Southeast winds 12 to 18 mph. * LAL....................1. * CWR....................70 percent. .SATURDAY... * Sky/Weather............Mostly cloudy with a chance of rain showers early in the morning, then mostly cloudy with a slight chance of rain showers in the late morning and early afternoon. Partly cloudy late in the afternoon. * Max Temperature........53-58. * Min Humidity...........59-74 percent. * 20-Foot Winds..........Southeast winds 5 to 11 mph. * LAL....................1. * CWR....................10 percent. $$ CAZ217-252230- Southern Sacramento Valley in Yolo- Sacramento Far Western Placer, southern Sutter and Solano County Below 1000 Ft- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. * Min Temperature........35-40. * 24 HR Trend..........5 degrees warmer. * Max Humidity...........80-92 percent. * 24 HR Trend..........9 percent down. * 20-Foot Winds..........East winds up to 8 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Patchy fog in the morning. Mostly cloudy with a chance of rain showers. * Max Temperature........54-60. * 24 HR Trend..........Little change. * Min Humidity...........43-58 percent. * 24 HR Trend..........Little change. * 20-Foot Winds..........Southeast winds 8 to 14 mph. Local gusts up to 25 mph in the afternoon. * LAL....................1. * CWR....................0 percent. .FRIDAY NIGHT... * Sky/Weather............Rain showers until early morning, then a chance of rain showers early in the morning. * Min Temperature........42-47. * Max Humidity...........89-99 percent. * 20-Foot Winds..........South winds 12 to 18 mph. * LAL....................1. * CWR....................60 percent. .SATURDAY... * Sky/Weather............Mostly cloudy with a chance of showers early in the morning, then mostly cloudy with a slight chance of showers in the late morning and early afternoon. Partly cloudy late in the afternoon. * Max Temperature........54-59. * Min Humidity...........63-78 percent. * 20-Foot Winds..........Southwest winds 6 to 12 mph. * LAL....................1. * CWR....................10 percent. $$ CAZ218-252230- Carquinez Strait and Delta- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. Patchy fog through the night. * Min Temperature........34-39. * 24 HR Trend..........Little change. * Max Humidity...........85-90 percent. * 24 HR Trend..........10 percent down. * 20-Foot Winds..........East winds up to 8 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Patchy fog in the morning. Mostly cloudy with a chance of rain showers. * Max Temperature........57-62. * 24 HR Trend..........Little change. * Min Humidity...........47-62 percent. * 24 HR Trend..........Little change. * 20-Foot Winds..........Southeast winds 6 to 12 mph. * LAL....................1. * CWR....................0 percent. .FRIDAY NIGHT... * Sky/Weather............Mostly cloudy. Showers likely early in the evening, then a chance of showers in the late evening and early morning. A slight chance of showers early in the morning. * Min Temperature........43-48. * Max Humidity...........93-98 percent. * 20-Foot Winds..........South winds 10 to 16 mph. * LAL....................1. * CWR....................50 percent. .SATURDAY... * Sky/Weather............Mostly cloudy with a slight chance of showers early in the morning, then partly cloudy in the late morning and afternoon. * Max Temperature........57-62. * Min Humidity...........62-77 percent. * 20-Foot Winds..........West winds 4 to 10 mph. * LAL....................1. * CWR....................0 percent. $$ CAZ219-252230- Northern San Joaquin Valley in San Joaquin and Stanislaus Counties Below 1000 ft- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. * Min Temperature........35-42. * 24 HR Trend..........Little change. * Max Humidity...........75-90 percent. * 24 HR Trend..........12 percent down. * 20-Foot Winds..........Southeast winds 4 to 9 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Mostly cloudy. Patchy fog in the morning. A chance of rain showers in the afternoon. * Max Temperature........59-64. * 24 HR Trend..........Little change. * Min Humidity...........40-46 percent. * 24 HR Trend..........5 percent down. * 20-Foot Winds..........Southeast winds 7 to 13 mph. * LAL....................1. * CWR....................0 percent. .FRIDAY NIGHT... * Sky/Weather............Mostly cloudy with a chance of showers. * Min Temperature........42-47. * Max Humidity...........82-97 percent. * 20-Foot Winds..........South winds 9 to 15 mph. * LAL....................1. * CWR....................40 percent. .SATURDAY... * Sky/Weather............Mostly cloudy until late afternoon then becoming partly cloudy. A chance of showers early in the morning. * Max Temperature........55-60. * Min Humidity...........61-76 percent. * 20-Foot Winds..........South winds up to 8 mph shifting to the northwest 5 to 10 mph in the afternoon. * LAL....................1. * CWR....................10 percent. $$ CAZ263-279-252230- Southeast Edge Shasta-Trinity NF and Western Portions of Tehama- Glenn Unit-Eastern Mendocino NF- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Mostly cloudy. At lower elevations, a chance of rain showers after midnight. At higher elevations, a chance of rain and snow showers after midnight. * Min Temperature........33-41. * 24 HR Trend..........Little change. * Max Humidity...........64-72 percent lower elevations...except 69-84 percent high elevations. * 24 HR Trend..........22 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Northeast winds up to 8 mph. * Ridges/Upr Slopes....South winds 10 to 16 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............At lower elevations, rain showers. At higher elevations, a chance of rain and snow showers in the morning, then rain and snow showers in the afternoon. * Max Temperature........43-48 lower elevations...except 37-45 higher elevations. * 24 HR Trend..........8 degrees cooler. * Min Humidity...........63-75 percent. * 24 HR Trend..........43 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southeast winds 7 to 13 mph. * Ridges/Upr Slopes....South winds 14 to 20 mph with local gusts up to 35 mph. * LAL....................1. * CWR....................60 percent. .FRIDAY NIGHT... * Sky/Weather............At lower elevations, rain showers. At higher elevations, rain and snow showers until early morning, then rain and snow showers likely early in the morning. Snow level 4500 feet after midnight. * Min Temperature........33-42. * Max Humidity...........83-98 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 7 to 13 mph. * Ridges/Upr Slopes....Southwest winds 13 to 19 mph with local gusts up to 30 mph. * LAL....................1. * CWR....................90 percent. .SATURDAY... * Sky/Weather............Mostly cloudy until late afternoon then becoming partly cloudy. At lower elevations, rain showers likely early in the morning, then a slight chance of rain showers in the late morning and early afternoon. At higher elevations, rain and snow showers likely early in the morning, then a slight chance of rain and snow showers in the late morning and early afternoon. Snow level 4000 feet. * Max Temperature........48-53 lower elevations...except 37-45 higher elevations. * Min Humidity...........57-72 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds up to 8 mph in the morning becoming upslope up to 5 mph. * Ridges/Upr Slopes....West winds 6 to 12 mph. * LAL....................1. * CWR....................10 percent. $$ CAZ266-252230- Northern Sierra Foothills from 1000 to 3000 Ft. Includes portions of Shasta-Trinity and Butte Units- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. * Min Temperature........36-45. * 24 HR Trend..........Little change. * Max Humidity...........56-71 percent. * 24 HR Trend..........4 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southeast winds up to 8 mph. * Ridges/Upr Slopes....Southeast winds 5 to 11 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Rain showers. * Max Temperature........46-53. * 24 HR Trend..........5 degrees cooler. * Min Humidity...........44-59 percent. * 24 HR Trend..........18 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southeast winds 8 to 14 mph. * Ridges/Upr Slopes....South winds 9 to 15 mph. * LAL....................1. * CWR....................30 percent. .FRIDAY NIGHT... * Sky/Weather............Heavy rain showers until early morning, then rain showers likely early in the morning. * Min Temperature........37-46. * Max Humidity...........90-100 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 12 to 18 mph. * Ridges/Upr Slopes....South winds 13 to 19 mph. * LAL....................1. * CWR....................90 percent. .SATURDAY... * Sky/Weather............Mostly cloudy. Rain showers likely early in the morning, then a chance of rain showers in the late morning and early afternoon. * Max Temperature........43-52. * Min Humidity...........68-83 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 5 to 11 mph. * Ridges/Upr Slopes....South winds 6 to 12 mph. * LAL....................1. * CWR....................40 percent. $$ CAZ220-267-252230- Southern Motherlode From 1000 to 3000 Ft. Includes portions of Toulumne-Calaveras Unit- Northern Motherlode From 1000 to 3000 Ft. Includes portions of Nevada-Yuba-Placer-Amador and Eldorado Units- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. * Min Temperature........36-43. * 24 HR Trend..........4 degrees warmer. * Max Humidity...........63-78 percent. * 24 HR Trend..........9 percent down. * 20-Foot Winds.......... * Valleys/Lwr Slopes...East winds up to 8 mph. * Ridges/Upr Slopes....East winds 4 to 9 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Mostly cloudy. A slight chance of rain showers in the morning, then a chance of rain showers in the afternoon. * Max Temperature........53-61. * 24 HR Trend..........Little change. * Min Humidity...........39-44 percent. * 24 HR Trend..........8 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southeast winds 7 to 13 mph. * Ridges/Upr Slopes....Southeast winds 7 to 13 mph. * LAL....................1. * CWR....................0 percent. .FRIDAY NIGHT... * Sky/Weather............Rain showers. * Min Temperature........38-46. * Max Humidity...........82-97 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 9 to 15 mph with local gusts up to 25 mph. * Ridges/Upr Slopes....South winds 10 to 16 mph. * LAL....................1. * CWR....................80 percent. .SATURDAY... * Sky/Weather............Mostly cloudy. Rain showers likely early in the morning, then a chance of rain showers in the late morning and early afternoon. * Max Temperature........46-55. * Min Humidity...........66-81 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...West winds up to 8 mph. * Ridges/Upr Slopes....West winds 4 to 9 mph. * LAL....................1. * CWR....................30 percent. $$ CAZ268-252230- Northern Sierra Including Lassen NP and Plumas and Lassen NF/S West of the Sierra Crest (West of Evans Peak-Grizzly Peak- Beckworth Peak)- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Partly cloudy in the evening then becoming mostly cloudy. * Min Temperature........21-33. * 24 HR Trend..........Little change. * Max Humidity...........68-83 percent...except 88-94 percent in the high mountain valleys. * 24 HR Trend..........5 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southeast winds 6 to 12 mph. * Ridges/Upr Slopes....Southeast winds 12 to 18 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Snow showers likely in the morning, then rain and snow showers in the afternoon. Snow level 4500 feet in the afternoon. * Max Temperature........39-45 lower elevations...except 34-40 higher elevations. * 24 HR Trend..........4 degrees cooler. * Min Humidity...........55-70 percent. * 24 HR Trend..........24 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 12 to 18 mph. * Ridges/Upr Slopes....Windy. South winds 16 to 28 mph. * LAL....................1. * CWR....................30 percent. .FRIDAY NIGHT... * Sky/Weather............Snow showers and heavy rain showers until early morning, then rain and snow showers likely early in the morning. Snow level 5000 feet decreasing to 4500 feet after midnight. * Min Temperature........25-35. * Max Humidity...........91-100 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Breezy. South winds 16 to 28 mph with local gusts up to 35 mph. * Ridges/Upr Slopes....Windy. Southwest winds 17 to 29 mph with local gusts up to 40 mph. * LAL....................1. * CWR....................90 percent. .SATURDAY... * Sky/Weather............Mostly cloudy. Rain and snow showers likely early in the morning, then a chance of rain and snow showers in the late morning and early afternoon. Snow level 4500 feet. * Max Temperature........30-40. * Min Humidity...........72-87 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southwest winds 8 to 14 mph. * Ridges/Upr Slopes....Southwest winds 9 to 15 mph. * LAL....................1. * CWR....................50 percent. $$ CAZ221-269-252230- Stanislaus NF West of the Sierra Crest- Northern Sierra Including the Tahoe and Eldorado NF/S West of the Sierra Crest- 220 PM PST Thu Dec 24 2020 .TONIGHT... * Sky/Weather............Mostly clear in the evening then becoming mostly cloudy. * Min Temperature........34-41 lower elevations...except 21-31 higher elevations. * 24 HR Trend..........4 degrees cooler. * Max Humidity...........58-73 percent. * 24 HR Trend..........6 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...East winds 4 to 9 mph. * Ridges/Upr Slopes....South winds 9 to 15 mph. * LAL....................1. * CWR....................0 percent. .CHRISTMAS DAY... * Sky/Weather............Mostly cloudy. At lower elevations, a chance of rain showers in the morning, then a chance of rain and snow showers in the afternoon. At higher elevations, a slight chance of snow showers in the morning, then rain and snow showers likely in the afternoon. * Max Temperature........48-55 lower elevations...except 37-47 higher elevations. * 24 HR Trend..........Little change. * Min Humidity...........40-48 percent lower elevations...except 45-60 percent high elevations. * 24 HR Trend..........22 percent up. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 9 to 15 mph. * Ridges/Upr Slopes....South winds 13 to 19 mph with local gusts up to 30 mph. * LAL....................1. * CWR....................0 percent. .FRIDAY NIGHT... * Sky/Weather............At lower elevations, rain and snow showers likely early in the morning. At higher elevations, snow showers through the night. Rain showers likely early in the evening. Heavy rain showers in the late evening and early morning. Snow level 6000 feet decreasing to 5500 feet after midnight. * Min Temperature........36-41 lower elevations...except 25-33 higher elevations. * Max Humidity...........81-96 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...South winds 12 to 18 mph with local gusts up to 30 mph. * Ridges/Upr Slopes....Breezy. Southwest winds 17 to 29 mph with local gusts up to 40 mph. * LAL....................1. * CWR....................80 percent. .SATURDAY... * Sky/Weather............Mostly cloudy. Rain and snow showers likely early in the morning, then a chance of rain and snow showers in the late morning and early afternoon. Snow level 5000 feet. * Max Temperature........41-47 lower elevations...except 30-40 higher elevations. * Min Humidity...........61-76 percent. * 20-Foot Winds.......... * Valleys/Lwr Slopes...Southwest winds 5 to 11 mph. * Ridges/Upr Slopes....Southwest winds 15 to 21 mph becoming west 7 to 13 mph in the afternoon. * LAL....................1. * CWR....................40 percent. $$ .Extended... ...Shasta County Mountains and Coastal Range .SATURDAY NIGHT...Partly cloudy. Lows 23 to 33. East winds up to 13 mph. .SUNDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs 35 to 43. East winds up to 13 mph. .SUNDAY NIGHT...Mostly cloudy with a slight chance of rain and snow showers. Lows 22 to 32. North winds up to 13 mph. .MONDAY...Mostly sunny. Highs 36 to 46. North winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy with a slight chance of snow showers. Lows 21 to 31. Northwest winds 5 to 10 mph. .TUESDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs 35 to 45. Northwest winds up to 10 mph. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain and snow showers. Lows 25 to 35. Northwest winds 5 to 10 mph. ...Northern Sierra and Lassen Park .SATURDAY NIGHT...Mostly cloudy. Lows 23 to 33. Northeast winds up to 13 mph. .SUNDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs 37 to 46. Southeast winds up to 13 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows 22 to 32. East winds up to 13 mph. .MONDAY...Partly cloudy with a slight chance of rain and snow showers. Highs 36 to 44. Variable less than 5 mph. .MONDAY NIGHT...Mostly clear. Lows 19 to 29. Northeast winds up to 10 mph. .TUESDAY...Partly cloudy with a slight chance of snow showers. Highs 37 to 46. Variable less than 5 mph. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain and snow showers. Lows 24 to 34. Variable less than 5 mph. ...Sierra Nevada Foothills .SATURDAY NIGHT...Mostly cloudy. Lows 32 to 38. North winds 5 to 15 mph. .SUNDAY...Mostly cloudy with a slight chance of rain showers. Highs 46 to 51. Southeast winds up to 13 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows 31 to 38. East winds up to 13 mph. .MONDAY...Partly cloudy with a slight chance of rain showers. Highs 44 to 49. Variable less than 5 mph. .MONDAY NIGHT...Mostly clear. Lows 29 to 35. Variable less than 5 mph. .TUESDAY...Partly cloudy with a slight chance of rain and snow showers. Highs 45 to 50. Variable less than 5 mph. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain showers. Lows 33 to 38. Variable less than 5 mph. ...Central Valley and Delta .SATURDAY NIGHT...Mostly cloudy. Lows 34 to 39. North winds up to 10 mph. .SUNDAY...Mostly cloudy with a slight chance of rain showers. Highs 50 to 55. Southeast winds up to 10 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows 35 to 40. Northeast winds up to 10 mph. .MONDAY...Mostly cloudy with a slight chance of rain showers. Highs 52 to 57. Northwest winds up to 10 mph. .MONDAY NIGHT...Mostly clear. Lows 31 to 36. Variable less than 5 mph. .TUESDAY...Mostly cloudy with a slight chance of rain showers. Highs 50 to 55. Variable less than 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows 34 to 39. Variable less than 5 mph. $$