816  
FPUS56 KSTO 210902  
ZFPSTO  
 
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
201 AM PDT TUE APR 21 2026  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR TODAY, TONIGHT, AND WEDNESDAY.  
 
CAZ121-212300-  
W. SHASTA COUNTY ABOVE 3000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN AND SNOW IN THE MORNING, THEN RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 38 TO 48.  
LITTLE OR NO SNOW ACCUMULATION. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS  
32 TO 40. LITTLE OR NO SNOW ACCUMULATION. SOUTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN A CHANCE OF RAIN IN THE AFTERNOON. HIGHS 42 TO 52.  
SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 30 TO 40. SOUTHWEST WINDS UP TO 10 MPH  
SHIFTING TO THE NORTHWEST AFTER MIDNIGHT. GUSTS UP TO 20 MPH.    
THURSDAY
 
MOSTLY SUNNY. WARMER. HIGHS 55 TO 65. NORTH WINDS UP  
TO 10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS 35 TO 45.    
FRIDAY
 
SUNNY. HIGHS 59 TO 69.    
FRIDAY NIGHT
 
CLEAR. LOWS 38 TO 48.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 56 TO 66.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS 40 TO 48.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN. HIGHS 50 TO 60. LOWS 40 TO 48.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 52 TO 62.  
 

 
=  
 
CAZ122-212300-  
W. SHASTA COUNTY 1000-3000 FT-  
INCLUDING THE CITY OF WHISKEYTOWN  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN LIKELY IN THE MORNING, THEN A SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN SHOWERS IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS  
47 TO 56. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 36 TO 46. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 52 TO 61.  
SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 35 TO 45. SOUTHWEST WINDS  
UP TO 10 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
MOSTLY SUNNY. WARMER. HIGHS 64 TO 74. NORTHWEST WINDS  
UP TO 10 MPH IN THE MORNING BECOMING LIGHT.    
THURSDAY NIGHT
 
CLEAR. LOWS 41 TO 51.    
FRIDAY
 
SUNNY. HIGHS 68 TO 78.    
FRIDAY NIGHT
 
CLEAR. LOWS 43 TO 53.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HIGHS 64 TO 74. LOWS 43 TO 53.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 58 TO  
68.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN. LOWS 44 TO 54. HIGHS 60 TO 70.  
 

 
=  
 
CAZ123-212300-  
SHASTA LAKE AREA & 1-5 1000-3000 FT-  
INCLUDING THE CITY OF SHASTA LAKE, SIMS  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN IN THE MORNING, THEN RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 47 TO 57. SOUTH  
WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 36 TO 46.  
LIGHT WINDS.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 49 TO 59.  
SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 35 TO 45.  
SOUTH WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
MOSTLY SUNNY. WARMER. HIGHS 64 TO 74. NORTH WINDS UP  
TO 10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS 38 TO 48.    
FRIDAY
 
SUNNY. HIGHS 68 TO 78.    
FRIDAY NIGHT
 
CLEAR. LOWS 41 TO 51.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 63 TO 73.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 43 TO 53.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 57 TO 67.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS  
43 TO 53.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 60 TO 70.  
 

 
TEMPERATURE / PRECIPITATION  
SHASTA DAM 56 45 60 / 100 90 40  
 

 
=  
 
CAZ124-212300-  
SHASTA METRO-  
INCLUDING THE CITY OF REDDING, ANDERSON  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN IN THE MORNING, THEN A SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN SHOWERS IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS  
AROUND 58. SOUTH WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND  
45. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS AROUND 62. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 44. LIGHT WINDS.    
THURSDAY
 
SUNNY, WARMER. HIGHS AROUND 74. LIGHT WINDS.    
THURSDAY NIGHT
 
CLEAR. LOWS 43 TO 49.    
FRIDAY
 
SUNNY. HIGHS AROUND 78.    
FRIDAY NIGHT
 
CLEAR. LOWS 46 TO 52.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS AROUND 50.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
AROUND 68.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS  
AROUND 50.    
MONDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
AROUND 71.  
 

 
TEMPERATURE / PRECIPITATION  
REDDING 59 45 64 / 90 90 30  
RED BLUFF 60 45 64 / 90 80 20  
 

 
=  
 
CAZ125-212300-  
SHASTA COUNTY FOOTHILLS 1000-3000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN IN THE MORNING, THEN RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 51 TO 59. SOUTH  
WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND  
42. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 53 TO 61.  
SOUTHWEST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
EVENING. LOWS AROUND 41. LIGHT WINDS.    
THURSDAY
 
SUNNY, WARMER. HIGHS 65 TO 72. LIGHT WINDS.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 45.    
FRIDAY
 
SUNNY. HIGHS 70 TO 76.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 47.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 66 TO 72.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 48.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 60 TO 68.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS  
AROUND 48.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 64 TO 70.  
 

 
=  
 
CAZ126-212300-  
E. SHASTA /S. CASCADES ABOVE 3000 FT-  
INCLUDING THE CITY OF SHINGLETOWN  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN AND SNOW IN THE MORNING, THEN RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
40 TO 50. NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH  
HIGHER ELEVATIONS. SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO  
AROUND 20 MPH.    
TONIGHT
 
RAIN, HEAVY SNOW AND A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN RAIN AND SNOW AFTER MIDNIGHT. LOWS 29 TO 39.  
SNOW ACCUMULATION UP TO 1 INCH LOWER ELEVATIONS...EXCEPT 3 TO  
5 INCHES HIGHER ELEVATIONS. SOUTHWEST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,  
THEN A CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 40 TO 50.  
SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO 15 MPH WITH  
GUSTS TO AROUND 25 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
EVENING. LOWS 28 TO 38. SOUTHWEST WINDS UP TO 10 MPH. GUSTS UP TO  
20 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. NOT AS COOL. HIGHS 54 TO 64. LIGHT  
WINDS BECOMING NORTHWEST UP TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 31 TO 41.    
FRIDAY
 
SUNNY. HIGHS 59 TO 69.    
FRIDAY NIGHT
 
CLEAR. LOWS 34 TO 44.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 55 TO 65.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 36 TO 46.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN.  
HIGHS 51 TO 61. LOWS 36 TO 46.  
 

 
=  
 
CAZ127-212300-  
BURNEY BASIN-  
INCLUDING THE CITY OF BURNEY  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN AND SNOW IN THE MORNING, THEN RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 42 TO 52.  
NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 2 INCHES HIGHER  
ELEVATIONS. SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
20 MPH.    
TONIGHT
 
A CHANCE OF RAIN AND HEAVY SNOW IN THE EVENING, THEN  
RAIN AND SNOW AFTER MIDNIGHT. COLDER. LOWS 28 TO 38. LITTLE OR NO  
SNOW ACCUMULATION LOWER ELEVATIONS...2 TO 4 INCHES HIGHER  
ELEVATIONS. SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,  
THEN A CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 41 TO 51.  
LITTLE OR NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH  
HIGHER ELEVATIONS. SOUTHWEST WINDS UP TO 15 MPH WITH GUSTS TO  
AROUND 25 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND  
SNOW IN THE EVENING. LOWS 27 TO 37. SOUTHWEST WINDS UP TO 10 MPH.  
GUSTS UP TO 25 MPH IN THE EVENING.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WARMER.  
HIGHS 55 TO 65. LIGHT WINDS.    
THURSDAY NIGHT
 
CLEAR. LOWS 30 TO 36.    
FRIDAY
 
SUNNY. HIGHS 59 TO 69.    
FRIDAY NIGHT
 
CLEAR. LOWS 32 TO 40.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 56 TO 66.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS 35 TO 43.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 51 TO  
61.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN.  
LOWS 34 TO 42. HIGHS 52 TO 62.  
 

 
TEMPERATURE / PRECIPITATION  
BURNEY 51 34 51 / 100 100 60  
 

 
=  
 
CAZ128-212300-  
LASSEN VOLCANIC NP-  
INCLUDING THE CITY OF LASSEN NATIONAL PARK  
201 AM PDT TUE APR 21 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO  
5 PM PDT WEDNESDAY...  
   
TODAY
 
HEAVY SNOW IN THE MORNING, THEN SNOW SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. RAIN SHOWERS  
LIKELY LATE IN THE AFTERNOON. HIGHS 31 TO 41. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...2 TO 8 INCHES HIGHER ELEVATIONS.  
SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
TONIGHT
 
SNOW. LOWS 23 TO 29. NO SNOW ACCUMULATION LOWER  
ELEVATIONS...2 TO 7 INCHES HIGHER ELEVATIONS. SOUTHWEST WINDS UP  
TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN A  
CHANCE OF SNOW IN THE AFTERNOON. HIGHS 31 TO 41. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...UP TO 2 INCHES HIGHER ELEVATIONS.  
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
EVENING. LOWS AROUND 24. WEST WINDS UP TO 10 MPH. GUSTS UP TO  
20 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. NOT AS COOL. HIGHS 43 TO 53. LIGHT  
WINDS.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 28.    
FRIDAY
 
SUNNY. HIGHS 47 TO 57.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 30.    
SATURDAY
 
SUNNY WITH A SLIGHT CHANCE OF RAIN SHOWERS,  
THUNDERSTORMS AND SNOW SHOWERS. HIGHS 45 TO 55.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS,  
SNOW SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND  
33.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. HIGHS  
41 TO 51.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN  
AND SNOW. LOWS AROUND 31. HIGHS 42 TO 52.  
 

 
=  
 
CAZ129-212300-  
SIERRA (TEHAMA-PLUMAS) 1000-3000 FT-  
INCLUDING THE CITY OF PARADISE  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN LATE IN  
THE MORNING. A SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE  
AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. A CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS 48 TO 58. SOUTHEAST  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
TONIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. LOWS 38 TO 48.  
SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 50 TO 60.  
SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 38 TO 48. LIGHT WINDS.    
THURSDAY
 
SUNNY, WARMER. HIGHS 61 TO 71. LIGHT WINDS BECOMING  
WEST UP TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 42 TO 52.    
FRIDAY
 
SUNNY. HIGHS 66 TO 74.    
FRIDAY NIGHT
 
CLEAR. LOWS 44 TO 54.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
62 TO 70.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS 46 TO 54.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 57 TO  
67.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN. LOWS 45 TO 55. HIGHS 59 TO 69.  
 

 
TEMPERATURE / PRECIPITATION  
PARADISE 53 44 56 / 100 90 30  
 

 
=  
 
CAZ130-212300-  
SIERRA (TEHAMA-PLUMAS) ABOVE 3000 FT-  
INCLUDING THE CITY OF MINERAL, QUINCY  
201 AM PDT TUE APR 21 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO  
5 PM PDT WEDNESDAY...  
   
TODAY
 
HEAVY SNOW IN THE MORNING. RAIN UNTIL LATE AFTERNOON.  
SNOW SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. RAIN SHOWERS LATE IN THE AFTERNOON. HIGHS 38 TO 48. NO  
SNOW ACCUMULATION LOWER ELEVATIONS...3 TO 5 INCHES HIGHER  
ELEVATIONS. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.   
TONIGHT
 
RAIN SHOWERS, SNOW AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW LIKELY AFTER  
MIDNIGHT. LOWS 27 TO 37. SNOW ACCUMULATION UP TO 2 INCHES LOWER  
ELEVATIONS...EXCEPT 3 TO 6 INCHES HIGHER ELEVATIONS. SOUTHWEST  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,  
THEN A CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 38 TO 48.  
SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 20 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
EVENING. LOWS 26 TO 36. SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS  
TO AROUND 20 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
MOSTLY SUNNY. NOT AS COOL. HIGHS 52 TO 62. LIGHT  
WINDS BECOMING WEST UP TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 30 TO 40.    
FRIDAY
 
SUNNY. HIGHS 56 TO 66.    
FRIDAY NIGHT
 
CLEAR. LOWS 32 TO 42.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 52 TO 62.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS 35 TO 45.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN. HIGHS 49 TO 59. LOWS 34 TO 44.  
 

 
TEMPERATURE / PRECIPITATION  
QUINCY 51 32 52 / 100 90 40  
CHESTER 48 29 48 / 100 90 50  
 

 
=  
 
CAZ131-212300-  
N. MOTHERLODE 1000-3000 FT-  
INCLUDING THE CITY OF AUBURN, GRASS VALLEY, COLFAX, NEVADA CITY  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN IN THE MORNING, THEN A SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN SHOWERS IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS  
48 TO 56. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. LOWS 36 TO 44.  
SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
A SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 51 TO 61. LIGHT  
WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 35 TO 43. LIGHT WINDS.    
THURSDAY
 
SUNNY, WARMER. HIGHS 61 TO 69. LIGHT WINDS.    
THURSDAY NIGHT
 
CLEAR. LOWS 41 TO 47.    
FRIDAY
 
SUNNY. HIGHS 65 TO 71.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 43 TO 49.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
62 TO 68.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS 43 TO 49.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 57 TO  
65.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 41 TO 49.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 61 TO  
69.  
 

 
TEMPERATURE / PRECIPITATION  
GRASS VALLEY 49 38 54 / 100 90 40  
JACKSON 55 43 59 / 100 90 40  
 

 
=  
 
CAZ132-212300-  
SIERRA (YUBA-PLACER) 3000-5000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN IN THE MORNING, THEN RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. COOLER. HIGHS 40 TO 50.  
SOUTH WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS, HEAVY SNOW AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW LIKELY AFTER  
MIDNIGHT. LOWS 30 TO 40. LITTLE OR NO SNOW ACCUMULATION LOWER  
ELEVATIONS...3 TO 5 INCHES HIGHER ELEVATIONS. SOUTH WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,  
THEN A CHANCE OF RAIN IN THE AFTERNOON. HIGHS 42 TO 52. LITTLE OR  
NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH HIGHER  
ELEVATIONS. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 38. LIGHT WINDS.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 54 TO 64. LIGHT WINDS.    
THURSDAY NIGHT
 
CLEAR. LOWS 35 TO 45.    
FRIDAY
 
SUNNY. HIGHS 58 TO 68.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 47.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 54 TO 64.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN. LOWS 38 TO 48. HIGHS 52 TO 62.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 54 TO  
64.  
 

 
=  
 
CAZ133-212300-  
SIERRA (SIERRA-PLACER) ABOVE 5000 FT-  
INCLUDING THE CITY OF BLUE CANYON, KINGVALE, DONNER PEAK  
201 AM PDT TUE APR 21 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO  
5 PM PDT WEDNESDAY...  
   
TODAY
 
HEAVY RAIN AND SNOW UNTIL LATE AFTERNOON, THEN SNOW  
SHOWERS, RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS LATE  
IN THE AFTERNOON. COLDER. HIGHS 33 TO 43. NO SNOW ACCUMULATION  
LOWER ELEVATIONS...2 TO 7 INCHES HIGHER ELEVATIONS. SOUTH WINDS  
AROUND 10 MPH WITH GUSTS TO AROUND 30 MPH.    
TONIGHT
 
HEAVY SNOW SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT.  
COLDER. LOWS 23 TO 33. NO SNOW ACCUMULATION LOWER ELEVATIONS...  
3 TO 8 INCHES HIGHER ELEVATIONS. SOUTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN A  
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 33 TO 43. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...1 TO 2 INCHES HIGHER ELEVATIONS.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS 20 TO 30. SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
25 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
MOSTLY SUNNY. NOT AS COOL. HIGHS 46 TO 56. EAST WINDS  
UP TO 10 MPH SHIFTING TO THE WEST IN THE AFTERNOON. GUSTS UP TO  
20 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS 27 TO 37.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 50 TO 60.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 39.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 46 TO 56.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW. LOWS 30 TO 40.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. HIGHS  
42 TO 52.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW. LOWS 29 TO 39.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW.  
HIGHS 46 TO 56.  
 

 
TEMPERATURE / PRECIPITATION  
BLUE CANYON 41 33 43 / 100 90 50  
 

 
=  
 
CAZ134-212300-  
CENTRAL MOTHERLODE 1000-3000 FT-  
INCLUDING THE CITY OF CAMERON PARK, SHINGLE SPRINGS, PLACERVILLE,  
COOL, JACKSON  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN IN THE MORNING, THEN A SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN SHOWERS IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS  
49 TO 57. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 38 TO 46.  
SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS 52 TO 62. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 36 TO 42. LIGHT WINDS.    
THURSDAY
 
SUNNY, WARMER. HIGHS 60 TO 68. LIGHT WINDS BECOMING  
WEST UP TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 64 TO 72.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 47.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
60 TO 68.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS AROUND 47.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 57 TO 66.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 46.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 62 TO  
70.  
 

 
=  
 
CAZ135-212300-  
SIERRA 3000-5000 FT-  
INCLUDING THE CITY OF POLLOCK PINES  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. HEAVY RAIN IN THE MORNING, THEN A SLIGHT CHANCE  
OF THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN SHOWERS IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS  
43 TO 51. SOUTH WINDS UP TO 10 MPH.    
TONIGHT
 
RAIN SHOWERS, HEAVY SNOW SHOWERS AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW LIKELY AFTER  
MIDNIGHT. COLDER. LOWS 30 TO 40. NO SNOW ACCUMULATION LOWER  
ELEVATIONS...2 TO 4 INCHES HIGHER ELEVATIONS. SOUTH WINDS UP TO  
10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,  
THEN A CHANCE OF RAIN IN THE AFTERNOON. HIGHS 44 TO 54. LITTLE OR  
NO SNOW ACCUMULATION. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 38. LIGHT WINDS.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 55 TO 63. LIGHT WINDS.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 35 TO 45.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 59 TO 67.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 47.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 55 TO 63.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE  
OF RAIN. LOWS 37 TO 47. HIGHS 52 TO 62.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS  
36 TO 46.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 56 TO  
64.  
 

 
=  
 
CAZ136-212300-  
SIERRA (EL DORADO-AMADOR) ABOVE 5000 FT-  
INCLUDING THE CITY OF CARSON PASS  
201 AM PDT TUE APR 21 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO  
5 PM PDT WEDNESDAY...  
   
TODAY
 
HEAVY RAIN AND SNOW UNTIL LATE AFTERNOON. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HEAVY RAIN AND SNOW  
SHOWERS LATE IN THE AFTERNOON. HIGHS 34 TO 44. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...4 TO 10 INCHES HIGHER ELEVATIONS.  
SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
TONIGHT
 
HEAVY SNOW SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT.  
COLDER. LOWS 21 TO 31. NO SNOW ACCUMULATION LOWER ELEVATIONS...  
5 TO 10 INCHES HIGHER ELEVATIONS. SOUTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN A  
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 33 TO 43. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH HIGHER ELEVATIONS.  
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 18 TO 28. WEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 44 TO 54. EAST WINDS UP TO  
10 MPH SHIFTING TO THE WEST IN THE AFTERNOON. GUSTS UP TO 20 MPH.   
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 26 TO 36.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 48 TO 58.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 38.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS, SNOW  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 44 TO 54.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN  
AND SNOW. LOWS 29 TO 39. HIGHS 43 TO 53.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW. LOWS 27 TO 37.    
MONDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. HIGHS  
45 TO 55.  
 

 
=  
 
CAZ137-212300-  
SOUTHERN MOTHERLODE 1000-3000 FT-  
INCLUDING THE CITY OF SONORA, ANGELS CAMP  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS UNTIL  
LATE AFTERNOON, THEN RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS  
LATE IN THE AFTERNOON. COOLER. HIGHS 50 TO 58. SOUTHEAST WINDS UP  
TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
TONIGHT
 
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT. COLDER. LOWS 37 TO  
47. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS 54 TO 62. LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH IN  
THE AFTERNOON.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 35 TO 45. NORTHWEST WINDS UP TO  
10 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
SUNNY. HIGHS 61 TO 67. LIGHT WINDS BECOMING WEST  
AROUND 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 42 TO 50.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 65 TO 71.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 45 TO 53.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
60 TO 68.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS 44 TO 52.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 58 TO 66.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS 43 TO 51. HIGHS  
59 TO 69.  
 

 
=  
 
CAZ138-212300-  
SIERRA (CAL-TUO) 3000-5000 FT-  
INCLUDING THE CITY OF TWAIN HARTE, ARNOLD  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. HEAVY RAIN IN THE MORNING, THEN A SLIGHT CHANCE  
OF THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN SHOWERS IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS  
45 TO 53. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
TONIGHT
 
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN RAIN AND SNOW AFTER MIDNIGHT. COLDER. LOWS 30 TO  
40. LITTLE OR NO SNOW ACCUMULATION. SOUTH WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 45 TO 55. LIGHT WINDS BECOMING SOUTHWEST UP TO  
10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 39. LIGHT WINDS.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 53 TO 63. NORTHEAST WINDS  
UP TO 10 MPH SHIFTING TO THE WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 36 TO 46.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 57 TO 67.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 39 TO 49.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 53 TO 63.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 38 TO  
48.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 50 TO  
60.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS  
37 TO 47.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 55 TO  
65.  
 

 
=  
 
CAZ139-212300-  
SIERRA (CAL-TUO) ABOVE 5000 FT-  
INCLUDING THE CITY OF TWAIN HARTE, ARNOLD  
201 AM PDT TUE APR 21 2026  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO  
5 PM PDT WEDNESDAY...  
   
TODAY...A CHANCE OF HEAVY SNOW EARLY IN THE MORNING. RAIN
 
 
HEAVY AT TIMES. IN THE MORNING. HEAVY SNOW LATE IN THE MORNING,  
THEN A SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE AFTERNOON.  
HEAVY RAIN AND SNOW SHOWERS IN THE AFTERNOON. A CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS 34 TO 44. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...7 TO 12 INCHES HIGHER ELEVATIONS.  
SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH.    
TONIGHT
 
HEAVY SNOW SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT.  
COLDER. LOWS 19 TO 29. NO SNOW ACCUMULATION LOWER ELEVATIONS...  
4 TO 10 INCHES HIGHER ELEVATIONS. SOUTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN A  
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 33 TO 43. NO SNOW  
ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH HIGHER ELEVATIONS.  
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 18 TO 28. WEST WINDS UP TO  
10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT. GUSTS UP TO 20 MPH.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 43 TO 53. EAST WINDS UP TO  
10 MPH SHIFTING TO THE WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 25 TO 35.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 46 TO 56.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 38.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS, SNOW  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 42 TO 52.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.  
LOWS 28 TO 38.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS, A SLIGHT  
CHANCE OF RAIN AND THUNDERSTORMS. HIGHS 40 TO 50.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW. LOWS 26 TO 36.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW.  
HIGHS 44 TO 54.  
 

 
=  
 
CAZ140-212300-  
TEHAMA CO COAST RANGE ABOVE 3000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN SHOWERS,  
A CHANCE OF THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON.  
HIGHS 37 TO 47. NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO  
1 INCH HIGHER ELEVATIONS. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO  
AROUND 20 MPH.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS, HEAVY SNOW  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN  
A SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS 29 TO 39.  
NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH HIGHER  
ELEVATIONS. WEST WINDS UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW  
IN THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
IN THE AFTERNOON. HIGHS 41 TO 51. WEST WINDS UP TO 10 MPH  
SHIFTING TO THE SOUTH AROUND 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 29 TO 39. WEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 20 MPH.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 52 TO 62. WEST WINDS UP TO  
10 MPH SHIFTING TO THE NORTH AROUND 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 37 TO 47.    
FRIDAY
 
SUNNY. HIGHS 56 TO 66.    
FRIDAY NIGHT
 
CLEAR. LOWS 38 TO 48.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 53 TO 63.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS 36 TO 46.    
SUNDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 49 TO  
59.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 37 TO 47.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 50 TO  
60.  
 

 
=  
 
CAZ141-212300-  
W TEHAMA CO FOOTHILLS 1000-3000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS AND A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 47 TO 56.  
SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 39 TO 45. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN IN THE AFTERNOON. HIGHS 51 TO 61.  
SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 40 TO 46. SOUTH WINDS UP TO  
10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY. WARMER. HIGHS 63 TO 72. NORTHWEST WINDS  
UP TO 10 MPH SHIFTING TO THE NORTHEAST AROUND 10 MPH IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 46 TO 52.    
FRIDAY
 
SUNNY. HIGHS 66 TO 75.    
FRIDAY NIGHT
 
CLEAR. LOWS 47 TO 53.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS 63 TO 72.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS 46 TO 52.    
SUNDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 59 TO  
67.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 47 TO 53.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 61 TO  
69.  
 

 
=  
 
CAZ142-212300-  
N. SAC VALLEY IN TEHAMA COUNTY-  
INCLUDING THE CITY OF RED BLUFF  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN LATE IN  
THE MORNING. A SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE  
AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. A CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS 56 TO 61. SOUTHEAST  
WINDS UP TO 15 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 45. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS  
TO AROUND 20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF RAIN. HIGHS AROUND 63. SOUTH WINDS UP  
TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. SOUTH WINDS UP  
TO 10 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 72. NORTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 47.    
FRIDAY
 
SUNNY. HIGHS AROUND 76.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 50.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 73.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS AROUND 50.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS AROUND 69.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS AROUND 51. HIGHS  
AROUND 70.  
 

 
=  
 
CAZ143-212300-  
GLENN/COLUSA COAST RANGE ABOVE 3000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN LIKELY EARLY IN THE MORNING. SNOW LIKELY IN THE  
MORNING. A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE MORNING.  
RAIN SHOWERS IN THE LATE MORNING AND AFTERNOON. A CHANCE OF  
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS 38 TO 48.  
NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 1 INCH HIGHER  
ELEVATIONS. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS, A SLIGHT  
CHANCE OF THUNDERSTORMS AND HEAVY SNOW IN THE EVENING, THEN A  
SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS 29 TO 39. NO  
SNOW ACCUMULATION LOWER ELEVATIONS...UP TO 2 INCHES HIGHER  
ELEVATIONS. WEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW IN  
THE MORNING, THEN A SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS  
41 TO 51. WEST WINDS UP TO 10 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON. GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 31 TO 41. WEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 20 MPH.    
THURSDAY
 
SUNNY. NOT AS COOL. HIGHS 52 TO 62. NORTHWEST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHEAST AROUND 10 MPH IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 38 TO 48.    
FRIDAY
 
SUNNY. HIGHS 56 TO 66.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 39 TO 49.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
52 TO 62.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS 37 TO 47.    
SUNDAY AND SUNDAY NIGHT
 
PARTLY CLOUDY. HIGHS 49 TO 59. LOWS  
38 TO 48.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 51 TO  
61.  
 

 
=  
 
CAZ144-212300-  
CENTRAL GLENN CO & INTERSTATE 5-  
INCLUDING THE CITY OF WILLOWS, ORLAND  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN LIKELY EARLY IN THE MORNING, THEN A CHANCE OF RAIN  
LATE IN THE MORNING. RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. HIGHS 56 TO 62. SOUTHEAST WINDS UP TO 10 MPH  
WITH GUSTS TO AROUND 20 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN  
AFTER MIDNIGHT. LOWS 40 TO 46. SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 60 TO 66.  
SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 44. LIGHT WINDS.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 72. NORTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 47.    
FRIDAY
 
SUNNY. HIGHS AROUND 76.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 49.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS AROUND 48.    
SUNDAY THROUGH MONDAY
 
PARTLY CLOUDY. HIGHS 67 TO 73. LOWS  
AROUND 48.  
 

 
TEMPERATURE / PRECIPITATION  
ALDER SPRINGS 46 35 49 / 100 70 20  
 

 
=  
 
CAZ145-212300-  
EASTERN GLENN COUNTY-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN LATE IN  
THE MORNING. A CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON. A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. RAIN SHOWERS LATE IN  
THE AFTERNOON. HIGHS AROUND 61. SOUTHEAST WINDS AROUND 10 MPH  
WITH GUSTS TO AROUND 20 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 46. SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 66.  
SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. LIGHT WINDS.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 74. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 47.    
FRIDAY
 
SUNNY. HIGHS AROUND 77.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 49.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. HIGHS AROUND 75.  
LOWS AROUND 49.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS AROUND 72.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 49.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 74.  
 

 
=  
 
CAZ146-212300-  
BUTTE COUNTY BELOW 1000 FT-  
INCLUDING THE CITY OF CHICO, OROVILLE, GRIDLEY  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN LATE IN  
THE MORNING. A SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE  
AFTERNOON. RAIN SHOWERS IN THE AFTERNOON. A CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON. HIGHS AROUND 59. SOUTHEAST  
WINDS UP TO 15 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 47. SOUTHEAST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS 61 TO 66.  
SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. LIGHT WINDS.    
THURSDAY
 
MOSTLY SUNNY. WARMER. HIGHS 69 TO 74. NORTHWEST WINDS  
UP TO 10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 48.    
FRIDAY
 
SUNNY. HIGHS 72 TO 78.    
FRIDAY NIGHT
 
CLEAR. LOWS 48 TO 53.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. HIGHS 69 TO 75. LOWS  
48 TO 53.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 66 TO 72.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50.    
MONDAY
 
MOSTLY SUNNY. HIGHS 69 TO 74.  
 

 
TEMPERATURE / PRECIPITATION  
CHICO 61 47 65 / 90 90 20  
OROVILLE 60 47 64 / 100 90 30  
 

 
=  
 
CAZ147-212300-  
W. GLENN/COLUSA FOOTHILLS 1000-3000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN LIKELY EARLY IN THE MORNING, THEN A CHANCE OF RAIN  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE MORNING.  
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS 49 TO 59. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
20 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 36 TO 44.  
SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
SUNNY. A SLIGHT CHANCE OF RAIN. HIGHS 53 TO 63. LIGHT WINDS  
BECOMING SOUTHEAST UP TO 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 38 TO 46. SOUTH WINDS UP TO  
10 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
SUNNY, WARMER. HIGHS 62 TO 72. NORTHWEST WINDS UP TO  
10 MPH SHIFTING TO THE NORTHEAST AROUND 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
CLEAR. LOWS 43 TO 51.    
FRIDAY
 
SUNNY. HIGHS 66 TO 76.    
FRIDAY NIGHT
 
CLEAR. LOWS 44 TO 52.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF  
RAIN. HIGHS 63 TO 73. LOWS 43 TO 52.    
SUNDAY
 
PARTLY CLOUDY. HIGHS 60 TO 70.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 43 TO 50.    
MONDAY
 
PARTLY CLOUDY. HIGHS 61 TO 71.  
 

 
=  
 
CAZ148-212300-  
CENTRAL COLUSA COUNTY INCL. I-5-  
INCLUDING THE CITY OF WILLIAMS  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE MORNING. RAIN  
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 60. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 42 TO 47.  
SOUTHWEST WINDS UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 61 TO 66.  
LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46. LIGHT WINDS.    
THURSDAY
 
SUNNY. HIGHS AROUND 72. NORTH WINDS UP TO 10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 48.    
FRIDAY
 
SUNNY. HIGHS 73 TO 78.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 50.    
SATURDAY
 
MOSTLY SUNNY. HIGHS 71 TO 76.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS AROUND 50.    
SUNDAY
 
PARTLY CLOUDY. HIGHS 67 TO 73.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
67 TO 73.  
 

 
=  
 
CAZ149-212300-  
EASTERN COLUSA COUNTY-  
INCLUDING THE CITY OF COLUSA  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE MORNING. RAIN  
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 61. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN  
AFTER MIDNIGHT. LOWS AROUND 46. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 66.  
LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46. LIGHT WINDS.    
THURSDAY
 
SUNNY. HIGHS AROUND 73. NORTHWEST WINDS UP TO 10 MPH.   
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 47.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 77.    
FRIDAY NIGHT
 
CLEAR. LOWS AROUND 49.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. HIGHS AROUND 75.  
LOWS AROUND 50.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS AROUND 72.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
AROUND 73.  
 

 
=  
 
CAZ150-212300-  
SUTTER/YUBA COUNTIES BELOW 1000 FT-  
INCLUDING THE CITY OF YUBA CITY, BEALE AFB  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN IN THE MORNING. A SLIGHT CHANCE OF THUNDERSTORMS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. SOUTHEAST WINDS  
UP TO 15 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 47. SOUTH WINDS 10 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 62 TO 67.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 44. LIGHT WINDS.    
THURSDAY
 
SUNNY. HIGHS 69 TO 74. NORTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 47.    
FRIDAY
 
SUNNY. HIGHS 72 TO 77.    
FRIDAY NIGHT THROUGH SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND  
50. HIGHS 70 TO 77.    
SUNDAY
 
PARTLY CLOUDY. HIGHS 67 TO 73.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
67 TO 73.  
 

 
TEMPERATURE / PRECIPITATION  
MARYSVILLE/YUBA CITY 60 47 66 / 100 80 20  
 

 
=  
 
CAZ151-212300-  
YOLO / SOLANO COUNTY HILLS-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS LATE IN  
THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS 51 TO 59. SOUTHEAST WINDS UP TO 10 MPH  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 42 TO 47.  
SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 55 TO 63. SOUTHWEST  
WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. WEST WINDS UP TO  
10 MPH.    
THURSDAY
 
SUNNY, WARMER. HIGHS 63 TO 71. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 66 TO 74.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 49.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 61 TO 71.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 46 TO 51.    
SUNDAY
 
PARTLY CLOUDY. HIGHS 61 TO 69.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 48. HIGHS  
61 TO 71.  
 

 
=  
 
CAZ152-212300-  
W. YOLO COUNTY INCLUDING CAPAY/I-505-  
INCLUDING THE CITY OF ESPARTO, WINTERS  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN EARLY IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE MORNING. RAIN  
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 60. LIGHT WINDS BECOMING SOUTH AROUND 10 MPH IN THE  
AFTERNOON. GUSTS UP TO 20 MPH.    
TONIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF RAIN. LOWS AROUND 46. SOUTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 65.  
LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46. LIGHT WINDS.    
THURSDAY
 
SUNNY. HIGHS AROUND 72. NORTH WINDS UP TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 75.    
FRIDAY NIGHT THROUGH SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND  
49. HIGHS AROUND 74.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 70.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
AROUND 71.  
 

 
=  
 
CAZ153-212300-  
C. YOLO/NE SOLANO INCLUDING WOODLAND-  
INCLUDING THE CITY OF WOODLAND, DIXON  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS LATE IN  
THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 60. SOUTH WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 46. SOUTH WINDS UP TO  
10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 65.  
LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. LIGHT WINDS.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 72. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 75.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 69 TO 74.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 49.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 71.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 48. HIGHS  
AROUND 72.  
 

 
=  
 
CAZ154-212300-  
SAC METRO/W. EL DORADO/AMADOR COUNTY-  
INCLUDING THE CITY OF LINCOLN, ROSEVILLE, SACRAMENTO, ELK GROVE,  
FOLSOM  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 59. SOUTHEAST WINDS  
UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 47. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 64. SOUTH WINDS  
UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 44. LIGHT WINDS.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 67 TO 73. NORTH WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 47.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 71 TO 77.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 49.    
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY. HIGHS 67 TO 73.  
LOWS AROUND 50.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 66 TO 72.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
66 TO 72.  
 

 
TEMPERATURE / PRECIPITATION  
SACRAMENTO 59 48 65 / 100 80 30  
SAC EXEC AIRPORT 60 47 65 / 100 70 30  
 

 
=  
 
CAZ155-212300-  
C. SOLANO COUNTY INCLUDING FAIRFIELD-  
INCLUDING THE CITY OF FAIRFIELD, VACAVILLE  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS LATE IN  
THE MORNING, THEN RAIN SHOWERS EARLY IN THE AFTERNOON. A CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. A CHANCE OF RAIN SHOWERS LATE  
IN THE AFTERNOON. HIGHS AROUND 60. SOUTHEAST WINDS UP TO 10 MPH  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 47. SOUTHWEST  
WINDS UP TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 64. SOUTHWEST  
WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. WEST WINDS UP TO  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS AROUND 71. NORTHWEST WINDS UP TO 10 MPH.   
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 47.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 73.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 49.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 68.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 69.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
AROUND 70.  
 

 
TEMPERATURE / PRECIPITATION  
FAIRFIELD/SUISUN 61 45 66 / 100 70 30  
 

 
=  
 
CAZ156-212300-  
SW SOLANO COUNTY INCLUDING VALLEJO-  
INCLUDING THE CITY OF VALLEJO, BENICIA  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. RAIN  
SHOWERS UNTIL LATE AFTERNOON. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. A CHANCE OF RAIN SHOWERS LATE IN THE AFTERNOON. HIGHS  
AROUND 61. SOUTHEAST WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST  
IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN A  
CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 49. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 64. SOUTHWEST  
WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 46. WEST WINDS UP TO  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS 67 TO 72. NORTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 68 TO 73.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 51.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS 64 TO 69.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. LOWS AROUND 51. HIGHS  
64 TO 69.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 49.    
MONDAY
 
PARTLY CLOUDY. HIGHS 67 TO 72.  
 

 
=  
 
CAZ157-212300-  
SACRAMENTO COUNTY DELTA-  
INCLUDING THE CITY OF WALNUT GROVE  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS EARLY IN THE AFTERNOON. A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. A CHANCE OF RAIN  
SHOWERS LATE IN THE AFTERNOON. HIGHS AROUND 61. EAST WINDS AROUND  
10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON. GUSTS UP TO  
20 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN AFTER MIDNIGHT. LOWS 46 TO 51. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 64. LIGHT WINDS.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46. WEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 71. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 71 TO 76.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 69.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 48 TO 53.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 70.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS 47 TO 52. HIGHS  
AROUND 71.  
 

 
=  
 
CAZ158-212300-  
SAN JOAQUIN COUNTY DELTA-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 62. LIGHT WINDS  
BECOMING SOUTHWEST AROUND 10 MPH IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 48. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 66. LIGHT WINDS.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46. WEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 72. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 75.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 72. LOWS  
AROUND 50.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 50. HIGHS  
AROUND 73.  
 

 
=  
 
CAZ159-212300-  
C. SAN JOAQUIN COUNTY INCLUDING STOCKTON-  
INCLUDING THE CITY OF STOCKTON, LODI  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 61. EAST WINDS  
AROUND 10 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 48. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 66. LIGHT WINDS.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 45. NORTHWEST WINDS  
UP TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 71. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 74.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 71.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 50.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 71.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
AROUND 72.  
 

 
TEMPERATURE / PRECIPITATION  
STOCKTON 63 45 66 / 100 70 30  
MODESTO 63 49 67 / 100 70 20  
 

 
=  
 
CAZ160-212300-  
TRACY TRIANGLE BELOW 1000 FT-  
INCLUDING THE CITY OF TRACY  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 63. SOUTHEAST WINDS  
AROUND 10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON. GUSTS  
UP TO 20 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 48. SOUTHWEST WINDS  
AROUND 10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT. GUSTS UP TO  
20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS AROUND 65. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48. WEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
SUNNY. HIGHS AROUND 71. NORTHWEST WINDS UP TO 10 MPH.  
GUSTS UP TO 20 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 74.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 52.    
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE  
OF RAIN. HIGHS AROUND 71. LOWS AROUND 52.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 71.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 51. HIGHS  
AROUND 72.  
 

 
=  
 
CAZ161-212300-  
NE SAN JOAQUIN VALLEY BELOW 1000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. COOLER. HIGHS 57 TO 63. SOUTHEAST WINDS 10 TO 15 MPH.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 47. SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS 60 TO 66. LIGHT WINDS BECOMING WEST AROUND 10 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 44. NORTHWEST WINDS UP TO  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS 65 TO 70. NORTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 69 TO 75.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 51.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 66 TO 72.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS AROUND 51.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 65 TO 71.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 50. HIGHS  
65 TO 74.  
 

 
=  
 
CAZ162-212300-  
E. DIABLO RANGE ABOVE 1000 FT-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. COOLER. HIGHS 51 TO 60. SOUTHWEST  
WINDS UP TO 15 MPH WITH GUSTS TO AROUND 25 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. COLDER. LOWS 39 TO  
48. SOUTHWEST WINDS UP TO 15 MPH. GUSTS UP TO 25 MPH IN THE  
EVENING.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS 54 TO 63. SOUTH WINDS UP TO 10 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 39 TO 49. NORTHWEST WINDS  
AROUND 10 MPH WITH GUSTS TO AROUND 20 MPH.    
THURSDAY
 
SUNNY, WARMER. HIGHS 61 TO 70. NORTHWEST WINDS UP TO  
15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 41 TO 51.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 64 TO 72.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 43 TO 53.    
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE  
OF RAIN. HIGHS 61 TO 69. LOWS 42 TO 52.    
SUNDAY
 
PARTLY CLOUDY. HIGHS 61 TO 69.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS 42 TO 52. HIGHS  
61 TO 71.  
 

 
=  
 
CAZ163-212300-  
W. STANISLAUS COUNTY ABOVE 1000 FT & I-5-  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 62. SOUTHEAST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 47. SOUTHWEST  
WINDS UP TO 10 MPH. GUSTS UP TO 20 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE MORNING,  
THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 64. LIGHT WINDS  
BECOMING NORTH AROUND 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 46. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
SUNNY. HIGHS AROUND 71. NORTHWEST WINDS 10 TO 15 MPH.   
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 49.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 74.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 51.    
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE  
OF RAIN. HIGHS 68 TO 73. LOWS AROUND 51.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 71.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 50. HIGHS  
70 TO 75.  
 

 
=  
 
CAZ164-212300-  
C. STANISLAUS COUNTY INCLUDING MODESTO-  
INCLUDING THE CITY OF MODESTO, TURLOCK  
201 AM PDT TUE APR 21 2026  
   
TODAY
 
COOLER. RAIN SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF RAIN SHOWERS  
LATE IN THE MORNING, THEN RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 63. EAST WINDS  
AROUND 10 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON. GUSTS UP TO  
20 MPH.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 47. SOUTH WINDS  
UP TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS AROUND 66.  
LIGHT WINDS.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 45. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS AROUND 71. NORTHWEST WINDS UP TO 10 MPH.   
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 75.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
AROUND 72.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
LOWS AROUND 50.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 71.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLEAR. LOWS AROUND 49. HIGHS  
AROUND 73.  
 

 
=  
 
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