043  
FPUS56 KSTO 210301  
ZFPSTO  
 
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
800 PM PDT TUE OCT 20 2026  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR TONIGHT, WEDNESDAY, WEDNESDAY NIGHT, AND THURSDAY.  
 
CAZ121-211100-  
W. SHASTA COUNTY ABOVE 3000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 46 TO 56. NORTHEAST WINDS UP TO  
10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 61 TO 71. NORTHEAST WINDS UP TO 10 MPH IN THE  
MORNING BECOMING LIGHT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 42 TO 52. LIGHT WINDS.    
THURSDAY  
RAIN LIKELY. HIGHS 52 TO 62. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
COLDER. LOWS 34 TO 44. WEST WINDS UP TO 10 MPH.    
FRIDAY  
SUNNY. HIGHS 55 TO 65.    
FRIDAY NIGHT  
CLEAR. LOWS 34 TO 44.    
SATURDAY  
SUNNY. HIGHS 58 TO 68.    
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLEAR. LOWS 36 TO 46. HIGHS  
57 TO 67.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS  
37 TO 47.    
MONDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 55 TO 65. LOWS  
37 TO 47.  
 
 
=  
 
CAZ122-211100-  
W. SHASTA COUNTY 1000-3000 FT-  
INCLUDING THE CITY OF WHISKEYTOWN  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 50 TO 60. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 69 TO 79. LIGHT WINDS BECOMING SOUTHEAST UP TO  
10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 46 TO 56. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 60 TO 70. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. COLDER. LOWS 39 TO 49. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS 65 TO 75.    
FRIDAY NIGHT  
CLEAR. LOWS 40 TO 50.    
SATURDAY  
SUNNY. HIGHS 66 TO 76.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 42 TO 52.  
HIGHS 65 TO 75.  
 
 
=  
 
CAZ123-211100-  
SHASTA LAKE AREA & 1-5 1000-3000 FT-  
INCLUDING THE CITY OF SHASTA LAKE, SIMS  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 48 TO 58. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. HIGHS 69 TO 79. NORTH WINDS UP TO  
10 MPH IN THE MORNING BECOMING LIGHT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 45 TO 55. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 58 TO 68. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. COLDER. LOWS  
38 TO 48. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS 63 TO 73.    
FRIDAY NIGHT  
CLEAR. LOWS 38 TO 48.    
SATURDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 64 TO 74. LOWS  
39 TO 49.  
 
 
TEMPERATURE / PRECIPITATION  
SHASTA DAM 60 77 57 67 / 10 0 50 60  
 
 
=  
 
CAZ124-211100-  
SHASTA METRO-  
INCLUDING THE CITY OF REDDING, ANDERSON  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 49 TO 59. LIGHT WINDS.    
WEDNESDAY  
PARTLY CLOUDY. HIGHS AROUND 77. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 47 TO 57. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 68.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
EVENING. COLDER. LOWS 41 TO 51. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS AROUND 74.    
FRIDAY NIGHT  
CLEAR. LOWS 41 TO 51.    
SATURDAY  
SUNNY. HIGHS AROUND 75.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 41 TO 51.  
HIGHS AROUND 75.  
 
 
TEMPERATURE / PRECIPITATION  
REDDING 50 78 49 68 / 10 10 50 50  
RED BLUFF 53 77 51 68 / 10 10 50 50  
 
 
=  
 
CAZ125-211100-  
SHASTA COUNTY FOOTHILLS 1000-3000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS AROUND 54. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 70 TO 77. LIGHT WINDS.    
WEDNESDAY NIGHT  
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 50. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 59 TO 67. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS AROUND 45. LIGHT WINDS.    
FRIDAY  
SUNNY, WARMER. HIGHS 64 TO 74.    
FRIDAY NIGHT  
CLEAR. LOWS AROUND 44.    
SATURDAY  
SUNNY. HIGHS 67 TO 74.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND  
46. HIGHS 65 TO 74.    
MONDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 66 TO  
73.    
MONDAY NIGHT AND TUESDAY  
MOSTLY CLEAR. LOWS AROUND 46. HIGHS  
65 TO 73.  
 
 
=  
 
CAZ126-211100-  
E. SHASTA /S. CASCADES ABOVE 3000 FT-  
INCLUDING THE CITY OF SHINGLETOWN  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 40 TO 50. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 61 TO 71. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 37 TO 47. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 49 TO 59. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. COLDER. LOWS 30 TO  
40. LIGHT WINDS.    
FRIDAY  
SUNNY. AREAS OF FROST. HIGHS 53 TO 63.    
FRIDAY NIGHT  
CLEAR. LOWS 29 TO 39.    
SATURDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 56 TO 66. LOWS  
31 TO 41.  
 
 
=  
 
CAZ127-211100-  
BURNEY BASIN-  
INCLUDING THE CITY OF BURNEY  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 34 TO 44. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 61 TO 71. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN LIKELY  
AFTER MIDNIGHT. LOWS 34 TO 44. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 49 TO 59. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. PATCHY FROST AFTER  
MIDNIGHT. COLDER. LOWS 26 TO 36. LIGHT WINDS.    
FRIDAY  
SUNNY. WIDESPREAD FROST. HIGHS 51 TO 61.    
FRIDAY NIGHT  
CLEAR, COLDER. LOWS 21 TO 31.    
SATURDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 57 TO 67. LOWS  
24 TO 34.  
 
 
TEMPERATURE / PRECIPITATION  
BURNEY 36 71 36 58 / 10 20 60 70  
 
 
=  
 
CAZ128-211100-  
LASSEN VOLCANIC NP-  
INCLUDING THE CITY OF LASSEN NATIONAL PARK  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
NIGHT. LOWS 37 TO 43. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 50 TO 60. LIGHT WINDS.    
WEDNESDAY NIGHT  
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.  
LOWS 34 TO 40. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN IN THE AFTERNOON. HIGHS 39 TO 49. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. PATCHY FROST AFTER  
MIDNIGHT. COLDER. LOWS 27 TO 33. NORTHWEST WINDS UP TO 10 MPH.  
GUSTS UP TO 25 MPH AFTER MIDNIGHT.    
FRIDAY  
SUNNY. WIDESPREAD FROST. HIGHS 42 TO 52.    
FRIDAY NIGHT  
CLEAR. LOWS 24 TO 32.    
SATURDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 48 TO 58. LOWS  
25 TO 35.  
 
 
=  
 
CAZ129-211100-  
SIERRA (TEHAMA-PLUMAS) 1000-3000 FT-  
INCLUDING THE CITY OF PARADISE  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS 53 TO  
63. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 66 TO 74. NORTHEAST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON. GUSTS UP  
TO 20 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. COOLER. LOWS 48 TO 58. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 58 TO 66. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 44 TO 54. LIGHT  
WINDS.    
FRIDAY  
SUNNY. HIGHS 64 TO 72.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 53.    
SATURDAY  
SUNNY. HIGHS 65 TO 73.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 44 TO 54.  
HIGHS 64 TO 73.  
 
 
TEMPERATURE / PRECIPITATION  
PARADISE 60 68 54 61 / 20 30 50 60  
 
 
=  
 
CAZ130-211100-  
SIERRA (TEHAMA-PLUMAS) ABOVE 3000 FT-  
INCLUDING THE CITY OF MINERAL, QUINCY  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS 40 TO 50. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 57 TO 67. LIGHT WINDS.    
WEDNESDAY NIGHT  
CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN  
AFTER MIDNIGHT. LOWS 37 TO 47. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN IN THE AFTERNOON. HIGHS 47 TO 57. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 33 TO 43. LIGHT  
WINDS.    
FRIDAY  
SUNNY. PATCHY FROST. NOT AS COOL. HIGHS 54 TO 64.    
FRIDAY NIGHT  
CLEAR. LOWS 29 TO 39.    
SATURDAY  
SUNNY. HIGHS 57 TO 67.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 32 TO 42.  
HIGHS 56 TO 66.  
 
 
TEMPERATURE / PRECIPITATION  
QUINCY 36 72 36 61 / 20 60 80 70  
CHESTER 35 67 33 57 / 20 50 70 80  
 
 
=  
 
CAZ131-211100-  
N. MOTHERLODE 1000-3000 FT-  
INCLUDING THE CITY OF AUBURN, GRASS VALLEY, COLFAX, NEVADA CITY  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS 51 TO  
57. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 66 TO 72. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 45 TO 53. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 58 TO 66. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 43 TO 49. LIGHT  
WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 64 TO 72.    
FRIDAY NIGHT  
CLEAR. LOWS 42 TO 48.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 67 TO 73. LOWS 42 TO  
49.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 67 TO 74. LOWS  
43 TO 49.  
 
 
TEMPERATURE / PRECIPITATION  
GRASS VALLEY 52 67 47 60 / 40 30 60 70  
JACKSON 55 68 51 65 / 40 50 60 70  
 
 
=  
 
CAZ132-211100-  
SIERRA (YUBA-PLACER) 3000-5000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE EVENING,  
THEN A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 47 TO 57. LIGHT WINDS.   
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 59 TO 69. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN  
AFTER MIDNIGHT. COLDER. LOWS 42 TO 52. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS 50 TO 60. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 39 TO 49. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. WARMER. HIGHS 58 TO 68.    
FRIDAY NIGHT  
CLEAR. LOWS 38 TO 48.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 62 TO 72. LOWS 39 TO  
49.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 61 TO 71. LOWS  
40 TO 50.  
 
 
=  
 
CAZ133-211100-  
SIERRA (SIERRA-PLACER) ABOVE 5000 FT-  
INCLUDING THE CITY OF BLUE CANYON, KINGVALE, DONNER PEAK  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN EARLY IN THE  
EVENING. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 38 TO 48.  
EAST WINDS UP TO 10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 51 TO 61. EAST WINDS UP TO  
10 MPH IN THE MORNING BECOMING LIGHT.    
WEDNESDAY NIGHT  
CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN  
AFTER MIDNIGHT. LOWS 35 TO 45. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS 42 TO 52. SOUTHWEST WINDS UP TO 10 MPH. GUSTS UP  
TO 20 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 32 TO 42. SOUTHWEST WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH.    
FRIDAY  
MOSTLY SUNNY. AREAS OF FROST. NOT AS COOL. HIGHS 49 TO  
59.    
FRIDAY NIGHT  
CLEAR. LOWS 29 TO 39.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 53 TO 63. LOWS 30 TO  
40.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 52 TO 62. LOWS  
32 TO 42.  
 
 
TEMPERATURE / PRECIPITATION  
BLUE CANYON 52 61 45 51 / 40 50 80 90  
 
 
=  
 
CAZ134-211100-  
CENTRAL MOTHERLODE 1000-3000 FT-  
INCLUDING THE CITY OF CAMERON PARK, SHINGLE SPRINGS, PLACERVILLE,  
COOL, JACKSON  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
EVENING. A CHANCE OF RAIN AFTER MIDNIGHT, THEN A SLIGHT CHANCE OF  
RAIN LATE IN THE NIGHT. LOWS AROUND 56. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 65 TO 71. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
AROUND 51. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 59 TO 67. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 48. LIGHT  
WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 64 TO 72.    
FRIDAY NIGHT  
CLEAR. LOWS AROUND 46.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 67 TO 73. LOWS AROUND  
47.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 68 TO 75. LOWS  
AROUND 48.  
 
 
=  
 
CAZ135-211100-  
SIERRA 3000-5000 FT-  
INCLUDING THE CITY OF POLLOCK PINES  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
EVENING. A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 46 TO 56. LIGHT  
WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 60 TO 68. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. COLDER. LOWS 41 TO 51. LIGHT WINDS.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 52 TO 60.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 39 TO 49. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. WARMER. HIGHS 59 TO 67.    
FRIDAY NIGHT  
CLEAR. LOWS 38 TO 48.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 63 TO 71. LOWS 39 TO  
49.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 62 TO 71. LOWS  
40 TO 50.  
 
 
=  
 
CAZ136-211100-  
SIERRA (EL DORADO-AMADOR) ABOVE 5000 FT-  
INCLUDING THE CITY OF CARSON PASS  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS 36 TO 46. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS 49 TO 59. LIGHT WINDS.    
WEDNESDAY NIGHT  
CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN  
AFTER MIDNIGHT. LOWS 33 TO 43. LIGHT WINDS.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS 40 TO 50. NO SNOW ACCUMULATION. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS 30 TO 40. NO SNOW  
ACCUMULATION. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. PATCHY FROST. NOT AS COOL. HIGHS 48 TO  
58.    
FRIDAY NIGHT  
CLEAR. LOWS 29 TO 39.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 52 TO 62. LOWS 30 TO  
40.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 52 TO 62. LOWS  
31 TO 41.  
 
 
=  
 
CAZ137-211100-  
SOUTHERN MOTHERLODE 1000-3000 FT-  
INCLUDING THE CITY OF SONORA, ANGELS CAMP  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
EVENING. A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 52 TO 60. LIGHT  
WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 64 TO 70. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. COOLER.  
LOWS 46 TO 56. LIGHT WINDS.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 59 TO 67.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 45 TO 53. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 64 TO 72.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 51.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 68 TO 74. LOWS 43 TO  
52.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 69 TO 76. LOWS  
44 TO 53.  
 
 
=  
 
CAZ138-211100-  
SIERRA (CAL-TUO) 3000-5000 FT-  
INCLUDING THE CITY OF TWAIN HARTE, ARNOLD  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
EVENING. A CHANCE OF RAIN AFTER MIDNIGHT, THEN A SLIGHT CHANCE OF  
RAIN LATE IN THE NIGHT. LOWS 47 TO 57. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 57 TO 67. LIGHT WINDS.    
WEDNESDAY NIGHT  
A CHANCE OF RAIN IN THE EVENING, THEN RAIN  
LIKELY AFTER MIDNIGHT. COLDER. LOWS 41 TO 51. LIGHT WINDS.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 50 TO 60.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN  
A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 39 TO 49. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. WARMER. HIGHS 57 TO 67.    
FRIDAY NIGHT  
CLEAR. LOWS 38 TO 48.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 61 TO 71. LOWS 39 TO  
49.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 62 TO 72. LOWS  
41 TO 51.  
 
 
=  
 
CAZ139-211100-  
SIERRA (CAL-TUO) ABOVE 5000 FT-  
INCLUDING THE CITY OF TWAIN HARTE, ARNOLD  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN AFTER MIDNIGHT. A  
SLIGHT CHANCE OF RAIN LATE IN THE NIGHT. LOWS 35 TO 45. EAST  
WINDS UP TO 10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 47 TO 57. EAST WINDS UP TO  
10 MPH IN THE MORNING BECOMING LIGHT.    
WEDNESDAY NIGHT  
RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW LIKELY AFTER  
MIDNIGHT. LOWS 32 TO 42. NO SNOW ACCUMULATION. LIGHT WINDS.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS 40 TO 50. NO SNOW ACCUMULATION LOWER ELEVATIONS...UP TO  
1 INCH HIGHER ELEVATIONS. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE  
EVENING, THEN A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS  
29 TO 39. LITTLE OR NO SNOW ACCUMULATION. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. WIDESPREAD FROST. NOT AS COOL. HIGHS  
47 TO 57.    
FRIDAY NIGHT  
CLEAR. LOWS 28 TO 38.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 52 TO 62. LOWS 30 TO  
40.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 51 TO 61. LOWS  
32 TO 42.  
 
 
=  
 
CAZ140-211100-  
TEHAMA CO COAST RANGE ABOVE 3000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 45 TO 55. EAST WINDS UP TO 10 MPH.   
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS 55 TO 65. EAST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 41 TO 51. LIGHT WINDS.    
THURSDAY  
RAIN LIKELY. HIGHS 49 TO 59. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
COLDER. LOWS 35 TO 45. WEST WINDS UP TO 10 MPH.    
FRIDAY  
SUNNY. HIGHS 53 TO 63.    
FRIDAY NIGHT  
CLEAR. LOWS 36 TO 46.    
SATURDAY  
SUNNY. HIGHS 56 TO 66.    
SATURDAY NIGHT THROUGH MONDAY NIGHT  
MOSTLY CLEAR. LOWS 37 TO  
47. HIGHS 55 TO 65.    
TUESDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
53 TO 63.  
 
 
=  
 
CAZ141-211100-  
W TEHAMA CO FOOTHILLS 1000-3000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 54 TO 62. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 67 TO 77. LIGHT WINDS BECOMING SOUTHEAST UP TO  
10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 50 TO 56. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 61 TO 70. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 44 TO 52. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS 64 TO 74.    
FRIDAY NIGHT  
CLEAR. LOWS 46 TO 54.    
SATURDAY  
SUNNY. HIGHS 66 TO 75.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 46 TO 54.  
HIGHS 65 TO 75.  
 
 
=  
 
CAZ142-211100-  
N. SAC VALLEY IN TEHAMA COUNTY-  
INCLUDING THE CITY OF RED BLUFF  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 52 TO 60. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. HIGHS AROUND 76. LIGHT WINDS BECOMING  
SOUTH UP TO 10 MPH WITH GUSTS TO AROUND 20 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS 51 TO 57. SOUTH WINDS UP TO 10 MPH WITH GUSTS TO  
AROUND 20 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 68.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS 45 TO 53. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS AROUND 73.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 53.    
SATURDAY  
SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 43 TO 53.  
HIGHS AROUND 74.  
 
 
=  
 
CAZ143-211100-  
GLENN/COLUSA COAST RANGE ABOVE 3000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 46 TO 56. NORTHEAST WINDS UP TO  
10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 54 TO 64. NORTHEAST WINDS  
UP TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
42 TO 52. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 49 TO 59. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. COLDER. LOWS 37 TO  
47. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS 54 TO 64.    
FRIDAY NIGHT  
CLEAR. LOWS 39 TO 49.    
SATURDAY  
SUNNY. HIGHS 56 TO 66.    
SATURDAY NIGHT THROUGH MONDAY NIGHT  
MOSTLY CLEAR. LOWS 39 TO  
49. HIGHS 55 TO 65.    
TUESDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS  
53 TO 63.  
 
 
=  
 
CAZ144-211100-  
CENTRAL GLENN CO & INTERSTATE 5-  
INCLUDING THE CITY OF WILLOWS, ORLAND  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
NIGHT. LOWS AROUND 55. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 75. NORTHWEST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 50 TO 56. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 69.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS AROUND 50. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS AROUND 73.    
FRIDAY NIGHT  
CLEAR. LOWS AROUND 50.    
SATURDAY  
SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 45 TO 51.  
HIGHS AROUND 74.  
 
 
TEMPERATURE / PRECIPITATION  
ALDER SPRINGS 51 61 47 55 / 10 40 50 60  
 
 
=  
 
CAZ145-211100-  
EASTERN GLENN COUNTY-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS AROUND 53. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 74. LIGHT WINDS  
BECOMING SOUTHEAST UP TO 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 52. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 69.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS AROUND 48. LIGHT WINDS.    
FRIDAY  
SUNNY. HIGHS AROUND 74.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 49.    
SATURDAY  
SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS AROUND 46.  
HIGHS AROUND 74.  
 
 
=  
 
CAZ146-211100-  
BUTTE COUNTY BELOW 1000 FT-  
INCLUDING THE CITY OF CHICO, OROVILLE, GRIDLEY  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. LOWS 50 TO  
60. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 73. LIGHT WINDS  
BECOMING SOUTH UP TO 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 49 TO 57. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 68.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 45 TO 53. LIGHT  
WINDS.    
FRIDAY  
SUNNY. HIGHS 71 TO 76.    
FRIDAY NIGHT  
CLEAR. LOWS 41 TO 51.    
SATURDAY  
SUNNY. HIGHS AROUND 73.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 43 TO 53.  
HIGHS AROUND 74.  
 
 
TEMPERATURE / PRECIPITATION  
CHICO 56 74 54 69 / 20 20 40 50  
OROVILLE 52 73 51 69 / 30 20 40 60  
 
 
=  
 
CAZ147-211100-  
W. GLENN/COLUSA FOOTHILLS 1000-3000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 50 TO 60. NORTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 64 TO 74. LIGHT  
WINDS BECOMING EAST UP TO 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN  
AFTER MIDNIGHT. LOWS 46 TO 56. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 60 TO 70.  
LIGHT WINDS BECOMING SOUTH UP TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 43 TO 53.  
LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 64 TO 74.    
FRIDAY NIGHT  
CLEAR. LOWS 44 TO 54.    
SATURDAY  
SUNNY. HIGHS 65 TO 75.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 43 TO 53.  
HIGHS 64 TO 74.  
 
 
=  
 
CAZ148-211100-  
CENTRAL COLUSA COUNTY INCL. I-5-  
INCLUDING THE CITY OF WILLIAMS  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS 53 TO 59. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 72. LIGHT WINDS  
BECOMING EAST UP TO 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 51 TO 57. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 69.  
LIGHT WINDS BECOMING SOUTH UP TO 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
EVENING. LOWS 48 TO 54. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS AROUND 73.    
FRIDAY NIGHT  
CLEAR. LOWS AROUND 50.    
SATURDAY  
SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 46 TO 53.  
HIGHS AROUND 73.  
 
 
=  
 
CAZ149-211100-  
EASTERN COLUSA COUNTY-  
INCLUDING THE CITY OF COLUSA  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS AROUND 53. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 72. LIGHT WINDS.    
WEDNESDAY NIGHT  
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 52. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 69.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS AROUND 48. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS AROUND 74.    
FRIDAY NIGHT  
CLEAR. LOWS AROUND 45.    
SATURDAY  
SUNNY. HIGHS AROUND 74.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS AROUND 45.  
HIGHS AROUND 73.  
 
 
=  
 
CAZ150-211100-  
SUTTER/YUBA COUNTIES BELOW 1000 FT-  
INCLUDING THE CITY OF YUBA CITY, BEALE AFB  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN AFTER MIDNIGHT. A  
SLIGHT CHANCE OF RAIN LATE IN THE NIGHT. LOWS 50 TO 57. LIGHT  
WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 72. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. LOWS 49 TO 55. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 69.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS 46 TO 52. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 71 TO 76.    
FRIDAY NIGHT  
CLEAR. LOWS 41 TO 49.    
SATURDAY  
SUNNY. HIGHS AROUND 73.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 42 TO 50.  
HIGHS AROUND 73.  
 
 
TEMPERATURE / PRECIPITATION  
MARYSVILLE/YUBA CITY 52 72 51 69 / 40 30 40 50  
 
 
=  
 
CAZ151-211100-  
YOLO / SOLANO COUNTY HILLS-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 53 TO 61. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 64 TO 72. WEST  
WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
52 TO 60. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 62 TO 70.  
SOUTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 49 TO 55. WEST WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS 65 TO 73.    
FRIDAY NIGHT  
CLEAR. LOWS 49 TO 57.    
SATURDAY  
SUNNY. HIGHS 67 TO 75.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 48 TO 57.  
HIGHS 65 TO 75.  
 
 
=  
 
CAZ152-211100-  
W. YOLO COUNTY INCLUDING CAPAY/I-505-  
INCLUDING THE CITY OF ESPARTO, WINTERS  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS 54 TO 59. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 73. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
53 TO 58. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 70.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 49 TO 55.  
LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 72 TO 78.    
FRIDAY NIGHT  
CLEAR. LOWS 47 TO 54.    
SATURDAY  
SUNNY. HIGHS AROUND 75.    
SATURDAY NIGHT THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 46 TO 54.  
HIGHS AROUND 74.  
 
 
=  
 
CAZ153-211100-  
C. YOLO/NE SOLANO INCLUDING WOODLAND-  
INCLUDING THE CITY OF WOODLAND, DIXON  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS AROUND 53. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 72. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 53.  
LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 70.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND 49.  
LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS AROUND 75.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 49.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 75. LOWS 43 TO  
49.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 74. LOWS  
AROUND 47.  
 
 
=  
 
CAZ154-211100-  
SAC METRO/W. EL DORADO/AMADOR COUNTY-  
INCLUDING THE CITY OF LINCOLN, ROSEVILLE, SACRAMENTO, ELK GROVE,  
FOLSOM  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN LATE IN THE  
EVENING. A CHANCE OF RAIN AFTER MIDNIGHT, THEN A SLIGHT CHANCE OF  
RAIN LATE IN THE NIGHT. LOWS 50 TO 56. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 71. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
50 TO 56. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 69.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS 46 TO 52. LIGHT WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS AROUND 74.    
FRIDAY NIGHT  
CLEAR. LOWS 42 TO 48.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 74. LOWS 42 TO  
50.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 74. LOWS  
43 TO 50.  
 
 
TEMPERATURE / PRECIPITATION  
SACRAMENTO 55 72 55 70 / 20 30 40 50  
SAC EXEC AIRPORT 52 72 52 70 / 20 30 40 50  
 
 
=  
 
CAZ155-211100-  
C. SOLANO COUNTY INCLUDING FAIRFIELD-  
INCLUDING THE CITY OF FAIRFIELD, VACAVILLE  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 52 TO 58. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS AROUND 71. WEST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
51 TO 57. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 70.  
SOUTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS 47 TO 53. SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS AROUND 74.    
FRIDAY NIGHT  
CLEAR. LOWS 45 TO 53.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 74. LOWS 45 TO  
53.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 74. LOWS  
45 TO 53.  
 
 
TEMPERATURE / PRECIPITATION  
FAIRFIELD/SUISUN 51 73 50 72 / 10 30 50 40  
 
 
=  
 
CAZ156-211100-  
SW SOLANO COUNTY INCLUDING VALLEJO-  
INCLUDING THE CITY OF VALLEJO, BENICIA  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS AROUND 55. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 66 TO 72. WEST WINDS UP  
TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
AROUND 55. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 65 TO 71.  
SOUTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 48 TO 54. SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS 69 TO 77.    
FRIDAY NIGHT  
CLEAR. LOWS 47 TO 53.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 70 TO 76. LOWS 47 TO  
54.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 67 TO 76. LOWS  
48 TO 55.  
 
 
=  
 
CAZ157-211100-  
SACRAMENTO COUNTY DELTA-  
INCLUDING THE CITY OF WALNUT GROVE  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 51 TO 58. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. WEST  
WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
51 TO 58. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 70.  
SOUTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 47 TO 55.  
SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS 71 TO 76.    
FRIDAY NIGHT  
CLEAR. LOWS 44 TO 54.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 74. LOWS 44 TO  
54.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 74. LOWS  
45 TO 55.  
 
 
=  
 
CAZ158-211100-  
SAN JOAQUIN COUNTY DELTA-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 51 TO 56. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 72. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
51 TO 56. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 71.  
LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 47 TO 52.  
SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS AROUND 75.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 49.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 75. LOWS 43 TO  
50.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 75. LOWS  
44 TO 51.  
 
 
=  
 
CAZ159-211100-  
C. SAN JOAQUIN COUNTY INCLUDING STOCKTON-  
INCLUDING THE CITY OF STOCKTON, LODI  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 50 TO 56. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 71. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
CLOUDY WITH A CHANCE OF RAIN. LOWS 50 TO 56.  
LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS AROUND 70. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS 47 TO 53. LIGHT WINDS.    
FRIDAY  
PARTLY CLOUDY. HIGHS AROUND 74.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 49.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 75. LOWS 43 TO  
49.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 76. LOWS  
44 TO 50.  
 
 
TEMPERATURE / PRECIPITATION  
STOCKTON 52 72 52 71 / 10 30 50 50  
MODESTO 55 70 55 70 / 10 30 50 60  
 
 
=  
 
CAZ160-211100-  
TRACY TRIANGLE BELOW 1000 FT-  
INCLUDING THE CITY OF TRACY  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 52 TO 60. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS AROUND 71. NORTHWEST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS  
52 TO 58. LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS AROUND 70. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 49 TO 54.  
WEST WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS 70 TO 75.    
FRIDAY NIGHT  
CLEAR. LOWS 46 TO 55.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 75. LOWS 46 TO  
56.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 75. LOWS  
47 TO 57.  
 
 
=  
 
CAZ161-211100-  
NE SAN JOAQUIN VALLEY BELOW 1000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS 53 TO 59. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. LIGHT WINDS.    
WEDNESDAY NIGHT  
CLOUDY WITH A CHANCE OF RAIN. LOWS 51 TO 57.  
LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS AROUND 68. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS 48 TO 54. LIGHT  
WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 69 TO 74.    
FRIDAY NIGHT  
CLEAR. LOWS 45 TO 51.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 74. LOWS 45 TO  
53.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 76. LOWS  
47 TO 53.  
 
 
=  
 
CAZ162-211100-  
E. DIABLO RANGE ABOVE 1000 FT-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 49 TO 59. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 60 TO 68. LIGHT WINDS  
BECOMING EAST AROUND 10 MPH WITH GUSTS TO AROUND 20 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
CLOUDY WITH A CHANCE OF RAIN. LOWS 46 TO 56.  
LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 58 TO 67. WEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 44 TO 54. WEST  
WINDS UP TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS 62 TO 72.    
FRIDAY NIGHT  
CLEAR. LOWS 43 TO 53.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS 65 TO 74. LOWS 44 TO  
54.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 66 TO 76. LOWS  
46 TO 56.  
 
 
=  
 
CAZ163-211100-  
W. STANISLAUS COUNTY ABOVE 1000 FT & I-5-  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 52 TO 60. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE AFTERNOON.  
HIGHS AROUND 70. LIGHT WINDS BECOMING NORTHEAST UP TO 10 MPH IN  
THE AFTERNOON.    
WEDNESDAY NIGHT  
CLOUDY WITH A CHANCE OF RAIN. LOWS 51 TO 57.  
LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 66 TO 71. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 48 TO 54. LIGHT  
WINDS.    
FRIDAY  
MOSTLY SUNNY. HIGHS 70 TO 75.    
FRIDAY NIGHT  
CLEAR. LOWS 45 TO 55.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 75. LOWS 45 TO  
55.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS 73 TO 78. LOWS  
46 TO 56.  
 
 
=  
 
CAZ164-211100-  
C. STANISLAUS COUNTY INCLUDING MODESTO-  
INCLUDING THE CITY OF MODESTO, TURLOCK  
800 PM PDT TUE OCT 20 2026  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 50 TO 56. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. LIGHT  
WINDS.    
WEDNESDAY NIGHT  
CLOUDY WITH A CHANCE OF RAIN. LOWS 49 TO 55.  
LIGHT WINDS.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS AROUND 69. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS 46 TO 52. LIGHT WINDS.    
FRIDAY  
PARTLY CLOUDY. HIGHS AROUND 73.    
FRIDAY NIGHT  
CLEAR. LOWS AROUND 46.    
SATURDAY AND SATURDAY NIGHT  
CLEAR. HIGHS AROUND 75. LOWS  
AROUND 47.    
SUNDAY THROUGH TUESDAY  
MOSTLY CLEAR. HIGHS AROUND 76. LOWS  
44 TO 50.  
 
 
=  
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