Expires:202512260000;;203105 FPUS56 KSTO 251501 ZFPSTO Interior Northern California Zone Forecasts for California National Weather Service Sacramento CA 700 AM PST Thu Dec 25 2025 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Friday. CAZ063-260000- Mountains Southwestern Shasta County to Western Colusa County- Including the city of Alder Springs 700 AM PST Thu Dec 25 2025 ...FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON... ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY... .TODAY...Windy. At lower elevations, rain showers and a slight chance of thunderstorms early in the morning, then a chance of rain late in the morning. Rain in the afternoon. At higher elevations, rain showers and a slight chance of thunderstorms early in the morning. Heavy snow likely in the morning. Rain in the late morning and afternoon. Snow in the afternoon. Some thunderstorms may produce heavy rainfall early in the morning. Highs 32 to 47 higher elevations...around 48 lower elevations. No snow accumulation lower elevations...1 to 6 inches higher elevations. Snow level 5000 feet. Prevailing south winds 15 to 30 mph with gusts to around 55 mph. .TONIGHT...At lower elevations, rain showers and a slight chance of thunderstorms in the evening, then rain likely after midnight. At higher elevations, heavy snow, rain and a slight chance of thunderstorms. Breezy, colder. Some thunderstorms may produce heavy rainfall in the evening. Lows 27 to 39 higher elevations... 36 to 42 lower elevations. No snow accumulation lower elevations...1 to 6 inches higher elevations. Snow level 4500 feet. Prevailing south winds 10 to 25 mph with gusts to around 45 mph. .FRIDAY...Rain at lower elevations...and rain and snow at higher elevations. Highs 31 to 45 higher elevations...around 46 lower elevations. No snow accumulation lower elevations...2 to 4 inches higher elevations. Snow level 4500 feet. Prevailing south winds 10 to 20 mph with gusts to around 40 mph. .FRIDAY NIGHT...Mostly cloudy. Rain and snow likely in the evening, then a chance of rain and snow after midnight. Colder. Lows 26 to 41. No snow accumulation lower elevations...up to 1 inch higher elevations. Snow level 4000 feet. Prevailing west winds up to 10 mph. .SATURDAY...Partly cloudy in the morning then clearing. A slight chance of rain and snow. Highs 33 to 47 higher elevations... around 49 lower elevations. Snow level 3000 feet. Prevailing northwest winds up to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 26 to 40. .SUNDAY...Mostly sunny. Not as cool. Highs 40 to 55. .SUNDAY NIGHT THROUGH TUESDAY NIGHT...Clear. Lows 31 to 45. Highs 46 to 61. .WEDNESDAY...Mostly sunny. Highs 48 to 62. && TEMPERATURE / PRECIPITATION ALDER SPRINGS 41 35 41 / 100 100 100 $$ =