803  
FPUS56 KSTO 152027  
ZFPSTO  
 
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
1227 PM PST MON DEC 15 2025  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR TODAY, TONIGHT, AND TUESDAY.  
 
CAZ013-160000-  
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-  
INCLUDING THE CITY OF SHASTA DAM  
1227 PM PST MON DEC 15 2025  
   
TODAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING. A CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON, THEN A  
SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE AFTERNOON. IN THE  
VALLEYS, WIDESPREAD FOG...LOCALLY DENSE EARLY IN THE AFTERNOON.  
HIGHS 50 TO 65. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.  
PATCHY FOG AFTER MIDNIGHT. LOWS 39 TO 52. LIGHT WINDS.    
TUESDAY  
CLOUDY. A CHANCE OF RAIN SHOWERS IN THE MORNING, THEN  
RAIN SHOWERS IN THE AFTERNOON. PATCHY FOG THROUGH THE DAY. HIGHS  
45 TO 59 HIGHER ELEVATIONS...54 TO 60 LOWER ELEVATIONS. LIGHT  
WINDS.    
TUESDAY NIGHT  
PATCHY FOG IN THE EVENING. RAIN SHOWERS. LOWS  
38 TO 49. PREVAILING SOUTH WINDS UP TO 10 MPH WITH GUSTS TO  
AROUND 25 MPH.    
WEDNESDAY...RAIN SHOWERS. HIGHS 43 TO 57 HIGHER ELEVATIONS  
 
54 TO 60 LOWER ELEVATIONS. PREVAILING SOUTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY NIGHT  
RAIN SHOWERS. LOWS 35 TO 50.    
THURSDAY  
RAIN SHOWERS. HIGHS 43 TO 57.    
THURSDAY NIGHT  
RAIN SHOWERS. LOWS 37 TO 51.    
FRIDAY AND FRIDAY NIGHT  
RAIN SHOWERS. HIGHS 42 TO 56. LOWS  
36 TO 51.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS. HIGHS 42 TO 57. LOWS  
34 TO 49.  
 
 
TEMPERATURE / PRECIPITATION  
SHASTA DAM 59 49 56 / 30 60 80  
 
 
=  
 
CAZ014-160000-  
BURNEY BASIN / EASTERN SHASTA COUNTY-  
INCLUDING THE CITY OF BURNEY  
1227 PM PST MON DEC 15 2025  
   
TODAY  
MOSTLY CLOUDY. HIGHS 53 TO 59. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS  
35 TO 45. LIGHT WINDS.    
TUESDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS  
49 TO 57. LIGHT WINDS.    
TUESDAY NIGHT  
RAIN SHOWERS. LOWS 37 TO 46. PREVAILING  
SOUTHWEST WINDS UP TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY  
RAIN SHOWERS. HIGHS 46 TO 54. PREVAILING SOUTHWEST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY.  
COLDER. LOWS 31 TO 41.    
THURSDAY  
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. HIGHS 47 TO  
54.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 34 TO 44.    
FRIDAY AND FRIDAY NIGHT  
RAIN SHOWERS. HIGHS 44 TO 52. LOWS  
33 TO 44.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS LIKELY. HIGHS 43 TO 52.  
LOWS 32 TO 43.  
 
 
TEMPERATURE / PRECIPITATION  
BURNEY 56 38 54 / 10 40 70  
 
 
=  
 
CAZ015-160000-  
NORTHERN SACRAMENTO VALLEY-  
INCLUDING THE CITIES OF REDDING AND RED BLUFF  
1227 PM PST MON DEC 15 2025  
   
TODAY...MOSTLY CLOUDY. AREAS OF FOG  
LOCALLY DENSE IN THE  
MORNING. WIDESPREAD FOG...LOCALLY DENSE EARLY IN THE AFTERNOON. A  
SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON. HIGHS 53 TO  
61. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. PATCHY  
FOG THROUGH THE NIGHT. LOWS AROUND 45. LIGHT WINDS.    
TUESDAY...CLOUDY WITH A CHANCE OF RAIN SHOWERS. WIDESPREAD FOG  
 
LOCALLY DENSE IN THE MORNING. PATCHY FOG IN THE AFTERNOON. HIGHS  
49 TO 56. LIGHT WINDS.    
TUESDAY NIGHT  
PATCHY FOG IN THE EVENING. RAIN SHOWERS. LOWS  
44 TO 49. SOUTH WINDS UP TO 10 MPH. GUSTS UP TO 20 MPH AFTER  
MIDNIGHT.    
WEDNESDAY  
RAIN SHOWERS. HIGHS AROUND 57. SOUTH WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 20 MPH.    
WEDNESDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 45 TO 51.    
THURSDAY  
RAIN SHOWERS LIKELY. HIGHS AROUND 55.    
THURSDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 44 TO 52.    
FRIDAY AND FRIDAY NIGHT  
RAIN SHOWERS. HIGHS AROUND 54. LOWS  
44 TO 52.    
SATURDAY AND SATURDAY NIGHT  
RAIN SHOWERS LIKELY. HIGHS AROUND  
55. LOWS 44 TO 52.    
SUNDAY  
RAIN SHOWERS LIKELY. HIGHS AROUND 54.  
 
 
TEMPERATURE / PRECIPITATION  
REDDING 59 43 53 / 20 50 80  
RED BLUFF 54 45 50 / 10 30 70  
 
 
=  
 
CAZ016-160000-  
CENTRAL SACRAMENTO VALLEY-  
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY  
1227 PM PST MON DEC 15 2025  
   
TODAY...MOSTLY CLOUDY. AREAS OF FOG  
LOCALLY DENSE IN THE  
MORNING, THEN PATCHY DENSE FOG IN THE AFTERNOON. HIGHS 49 TO 58.  
LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS  
AROUND 44. LIGHT WINDS.    
TUESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
WIDESPREAD FOG...LOCALLY DENSE IN THE MORNING, THEN PATCHY FOG IN  
THE AFTERNOON. HIGHS 49 TO 54. LIGHT WINDS.    
TUESDAY NIGHT  
RAIN SHOWERS. LOWS 46 TO 52. SOUTHEAST WINDS UP  
TO 10 MPH. GUSTS UP TO 20 MPH AFTER MIDNIGHT.    
WEDNESDAY  
RAIN SHOWERS LIKELY IN THE MORNING, THEN A CHANCE OF  
RAIN SHOWERS IN THE AFTERNOON. NOT AS COOL. HIGHS 56 TO 64. SOUTH  
WINDS 10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 46 TO 52.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS  
AROUND 57.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 46 TO 53.    
FRIDAY THROUGH SATURDAY  
RAIN SHOWERS. HIGHS AROUND 55. LOWS  
46 TO 54.    
SATURDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 47 TO 52.    
SUNDAY  
RAIN SHOWERS LIKELY. HIGHS AROUND 54.  
 
 
TEMPERATURE / PRECIPITATION  
CHICO 55 45 52 / 0 20 60  
OROVILLE 53 44 52 / 0 10 50  
MARYSVILLE/YUBA CITY 51 43 53 / 0 10 30  
 
 
=  
 
CAZ017-160000-  
SOUTHERN SACRAMENTO VALLEY-  
INCLUDING THE CITY OF SACRAMENTO  
1227 PM PST MON DEC 15 2025  
   
TODAY...MOSTLY CLOUDY. WIDESPREAD FOG  
LOCALLY DENSE EARLY IN  
THE MORNING, THEN AREAS OF FOG...LOCALLY DENSE LATE IN THE  
MORNING. WIDESPREAD FOG...LOCALLY DENSE EARLY IN THE AFTERNOON.  
PATCHY FOG LATE IN THE AFTERNOON. HIGHS 49 TO 57. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS  
AROUND 43. LIGHT WINDS.    
TUESDAY...MOSTLY CLOUDY. WIDESPREAD FOG  
LOCALLY DENSE IN THE  
MORNING, THEN PATCHY FOG IN THE AFTERNOON. A SLIGHT CHANCE OF  
RAIN SHOWERS IN THE AFTERNOON. HIGHS 51 TO 57. LIGHT WINDS.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS AROUND 50.  
SOUTHEAST WINDS UP TO 10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE MORNING,  
THEN A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WARMER.  
HIGHS 59 TO 65. SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND  
20 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. LOWS AROUND 48.    
THURSDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.  
HIGHS AROUND 59.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS AROUND 50.    
FRIDAY THROUGH SATURDAY  
RAIN SHOWERS. HIGHS AROUND 56. LOWS  
AROUND 52.    
SATURDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS AROUND 51.    
SUNDAY  
RAIN SHOWERS LIKELY. HIGHS AROUND 55.  
 
 
TEMPERATURE / PRECIPITATION  
SACRAMENTO 51 43 54 / 0 0 10  
SAC EXEC AIRPORT 50 43 54 / 0 0 10  
 
 
=  
 
CAZ018-160000-  
CARQUINEZ STRAIT AND DELTA-  
INCLUDING THE CITY OF FAIRFIELD/SUISUN  
1227 PM PST MON DEC 15 2025  
   
TODAY...MOSTLY CLOUDY. AREAS OF FOG  
LOCALLY DENSE IN THE  
MORNING, THEN WIDESPREAD FOG...LOCALLY DENSE EARLY IN THE  
AFTERNOON. PATCHY FOG LATE IN THE AFTERNOON. NOT AS COOL. HIGHS  
52 TO 58. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS  
AROUND 44. LIGHT WINDS.    
TUESDAY  
MOSTLY CLOUDY. PATCHY DENSE FOG THROUGH THE DAY. HIGHS  
AROUND 55. LIGHT WINDS.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.  
LOWS AROUND 52. SOUTH WINDS UP TO 10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
HIGHS 60 TO 65. SOUTH WINDS 10 TO 15 MPH.    
WEDNESDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. LOWS AROUND 47.    
THURSDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.  
HIGHS AROUND 59.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS AROUND 50.    
FRIDAY  
CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS AROUND 57.    
FRIDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS AROUND 53.    
SATURDAY  
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. HIGHS AROUND  
57.    
SATURDAY NIGHT AND SUNDAY  
RAIN SHOWERS LIKELY. LOWS AROUND 51.  
HIGHS AROUND 55.  
 
 
TEMPERATURE / PRECIPITATION  
FAIRFIELD/SUISUN 52 44 55 / 0 0 10  
 
 
=  
 
CAZ019-160000-  
NORTHERN SAN JOAQUIN VALLEY-  
INCLUDING THE CITIES OF STOCKTON AND MODESTO  
1227 PM PST MON DEC 15 2025  
   
TODAY...MOSTLY CLOUDY. WIDESPREAD FOG  
LOCALLY DENSE EARLY IN  
THE MORNING, THEN AREAS OF FOG...LOCALLY DENSE LATE IN THE  
MORNING. WIDESPREAD FOG...LOCALLY DENSE EARLY IN THE AFTERNOON.  
PATCHY FOG LATE IN THE AFTERNOON. HIGHS 50 TO 60. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING. WIDESPREAD  
FOG AFTER MIDNIGHT. LOWS 40 TO 46. LIGHT WINDS.    
TUESDAY...MOSTLY CLOUDY. WIDESPREAD FOG  
LOCALLY DENSE IN THE  
MORNING, THEN PATCHY FOG IN THE AFTERNOON. HIGHS 53 TO 60. LIGHT  
WINDS.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 50. LIGHT WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
HIGHS AROUND 62. SOUTHEAST WINDS UP TO 10 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 49.    
THURSDAY  
MOSTLY CLOUDY. HIGHS AROUND 59.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. LOWS AROUND 48.    
FRIDAY  
CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS AROUND 57.    
FRIDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 49 TO 55.    
SATURDAY  
CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS AROUND  
57.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS AROUND 52.    
SUNDAY  
CLOUDY WITH RAIN SHOWERS LIKELY. HIGHS AROUND 56.  
 
 
TEMPERATURE / PRECIPITATION  
STOCKTON 51 42 55 / 0 0 10  
MODESTO 52 42 54 / 0 0 10  
 
 
=  
 
CAZ063-160000-  
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-  
INCLUDING THE CITY OF ALDER SPRINGS  
1227 PM PST MON DEC 15 2025  
   
TODAY...MOSTLY CLOUDY. IN THE VALLEYS, AREAS OF FOG  
LOCALLY  
DENSE EARLY IN THE MORNING. A SLIGHT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 48 TO 62 HIGHER ELEVATIONS...57 TO 63 LOWER  
ELEVATIONS. LIGHT WINDS.    
TONIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. IN THE  
VALLEYS, PATCHY FOG AFTER MIDNIGHT. LOWS 44 TO 54. LIGHT WINDS.    
TUESDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN RAIN SHOWERS LIKELY IN THE AFTERNOON. AT LOWER  
ELEVATIONS, WIDESPREAD FOG...LOCALLY DENSE IN THE MORNING. PATCHY  
FOG IN THE AFTERNOON. AT HIGHER ELEVATIONS, PATCHY DENSE FOG  
THROUGH THE DAY. HIGHS 48 TO 62. PREVAILING SOUTHWEST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT  
RAIN SHOWERS IN THE EVENING, THEN RAIN SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS 41 TO  
53. PREVAILING SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
30 MPH.    
WEDNESDAY...RAIN SHOWERS. HIGHS 43 TO 57 HIGHER ELEVATIONS  
 
AROUND 58 LOWER ELEVATIONS. PREVAILING SOUTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 39 TO 51.    
THURSDAY  
RAIN SHOWERS LIKELY. HIGHS 46 TO 61.    
THURSDAY NIGHT  
RAIN SHOWERS. LOWS 39 TO 51.    
FRIDAY AND FRIDAY NIGHT  
RAIN SHOWERS. HIGHS 44 TO 59. LOWS  
39 TO 51.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS LIKELY. HIGHS 43 TO 58.  
LOWS 38 TO 51.  
 
 
TEMPERATURE / PRECIPITATION  
ALDER SPRINGS 58 51 58 / 10 40 70  
 
 
=  
 
CAZ066-160000-  
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-  
INCLUDING THE CITY OF PARADISE  
1227 PM PST MON DEC 15 2025  
   
TODAY...AREAS OF FOG  
LOCALLY DENSE EARLY IN THE MORNING.  
PATCHY DENSE FOG IN THE LATE MORNING AND EARLY AFTERNOON. MOSTLY  
CLOUDY. HIGHS 55 TO 65. LIGHT WINDS.    
TONIGHT  
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. PATCHY  
FOG AFTER MIDNIGHT. LOWS 44 TO 54. LIGHT WINDS.    
TUESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
WIDESPREAD FOG...LOCALLY DENSE IN THE MORNING, THEN PATCHY FOG IN  
THE AFTERNOON. HIGHS 52 TO 62. LIGHT WINDS.    
TUESDAY NIGHT  
RAIN SHOWERS. LOWS 44 TO 54. PREVAILING SOUTH  
WINDS UP TO 10 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT.    
WEDNESDAY  
RAIN SHOWERS. HIGHS 52 TO 58. PREVAILING SOUTH WINDS  
UP TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
WEDNESDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 45 TO 53.    
THURSDAY  
RAIN SHOWERS LIKELY. HIGHS 52 TO 60.    
THURSDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 46 TO 52.    
FRIDAY AND FRIDAY NIGHT  
RAIN SHOWERS. HIGHS 51 TO 57. LOWS  
45 TO 53.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS. HIGHS 49 TO 56. LOWS  
43 TO 53.  
 
 
TEMPERATURE / PRECIPITATION  
PARADISE 60 48 56 / 0 20 60  
 
 
=  
 
CAZ067-160000-  
MOTHERLODE-  
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON  
1227 PM PST MON DEC 15 2025  
   
TODAY  
PATCHY DENSE FOG EARLY IN THE MORNING. AREAS OF DENSE  
FOG...LOCALLY DENSE LATE IN THE MORNING, THEN PATCHY DENSE FOG  
EARLY IN THE AFTERNOON. PARTLY CLOUDY. HIGHS 56 TO 68. LIGHT  
WINDS.    
TONIGHT  
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS 40 TO  
52. LIGHT WINDS.    
TUESDAY  
PATCHY FOG IN THE MORNING. PARTLY CLOUDY IN THE  
MORNING, THEN MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE AFTERNOON. HIGHS 54 TO 66. LIGHT WINDS.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. LOWS 47 TO 53. LIGHT  
WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 54 TO 62. LIGHT WINDS.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 44 TO 50.    
THURSDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.  
HIGHS 55 TO 63.    
THURSDAY NIGHT AND FRIDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN  
SHOWERS. LOWS 44 TO 50. HIGHS 51 TO 59.    
FRIDAY NIGHT  
RAIN SHOWERS. LOWS 46 TO 52.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS LIKELY. HIGHS 51 TO 59.  
LOWS 46 TO 52.  
 
 
TEMPERATURE / PRECIPITATION  
GRASS VALLEY 64 45 62 / 0 10 40  
JACKSON 59 42 57 / 0 0 10  
 
 
=  
 
CAZ068-160000-  
WESTERN PLUMAS COUNTY/LASSEN PARK-  
INCLUDING THE CITIES OF CHESTER AND QUINCY  
1227 PM PST MON DEC 15 2025  
   
TODAY  
MOSTLY CLOUDY. HIGHS 48 TO 63. LIGHT WINDS.    
TONIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS 36 TO 51. LIGHT WINDS.    
TUESDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. PATCHY  
DENSE FOG THROUGH THE DAY. HIGHS 46 TO 61. PREVAILING SOUTHWEST  
WINDS UP TO 10 MPH.    
TUESDAY NIGHT  
PATCHY DENSE FOG IN THE EVENING. RAIN SHOWERS.  
LOWS 35 TO 50. PREVAILING SOUTHWEST WINDS UP TO 15 MPH WITH GUSTS  
TO AROUND 30 MPH.    
WEDNESDAY  
RAIN SHOWERS. HIGHS 41 TO 56. PREVAILING SOUTHWEST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.    
WEDNESDAY NIGHT  
RAIN SHOWERS LIKELY. LOWS 34 TO 49.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS  
41 TO 56.    
THURSDAY NIGHT AND FRIDAY  
RAIN SHOWERS. LOWS 33 TO 48. HIGHS  
39 TO 54.    
FRIDAY NIGHT  
RAIN SHOWERS. LOWS 33 TO 48.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS. HIGHS 38 TO 53. LOWS  
33 TO 48.  
 
 
TEMPERATURE / PRECIPITATION  
QUINCY 59 35 58 / 10 10 60  
CHESTER 59 33 55 / 10 20 70  
 
 
=  
 
CAZ069-160000-  
WEST SLOPE NORTHERN SIERRA NEVADA-  
INCLUDING THE CITY OF BLUE CANYON  
1227 PM PST MON DEC 15 2025  
   
TODAY  
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 50 TO 65 HIGHER ELEVATIONS...60 TO 70 LOWER ELEVATIONS.  
PREVAILING NORTHEAST WINDS UP TO 10 MPH IN THE MORNING BECOMING  
LIGHT.    
TONIGHT...MOSTLY CLEAR. LOWS 35 TO 50 HIGHER ELEVATIONS  
44 TO  
55 LOWER ELEVATIONS. LIGHT WINDS.    
TUESDAY  
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. AREAS OF FOG...LOCALLY  
DENSE IN THE MORNING. WIDESPREAD FOG...LOCALLY DENSE IN THE  
AFTERNOON. HIGHS 47 TO 62 HIGHER ELEVATIONS...57 TO 69 LOWER  
ELEVATIONS. LIGHT WINDS.    
TUESDAY NIGHT...WIDESPREAD FOG  
LOCALLY DENSE IN THE EVENING.  
MOSTLY CLOUDY WITH RAIN SHOWERS. LOWS 35 TO 49 HIGHER  
ELEVATIONS...45 TO 55 LOWER ELEVATIONS. PREVAILING SOUTHWEST  
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 30 MPH. OVER RIDGES,  
PREVAILING SOUTHWEST WINDS 5 TO 15 MPH INCREASING TO 10 TO 25 MPH  
AFTER MIDNIGHT.    
WEDNESDAY  
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE MORNING, THEN RAIN SHOWERS IN THE AFTERNOON. HIGHS 39 TO  
54 HIGHER ELEVATIONS...49 TO 61 LOWER ELEVATIONS. PREVAILING  
SOUTHWEST WINDS UP TO 10 MPH WITH GUSTS TO AROUND 35 MPH. OVER  
RIDGES, PREVAILING SOUTHWEST WINDS 15 TO 30 MPH DECREASING TO  
10 TO 20 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
COLDER. LOWS 34 TO 49.    
THURSDAY  
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. NOT AS  
COOL. HIGHS 46 TO 61.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS 34 TO 49.    
FRIDAY  
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.  
HIGHS 42 TO 57.    
FRIDAY NIGHT  
RAIN SHOWERS. LOWS 34 TO 49.    
SATURDAY THROUGH SUNDAY  
RAIN SHOWERS AND HEAVY SNOW SHOWERS  
LIKELY. MODERATE SNOW ACCUMULATIONS POSSIBLE. HIGHS 40 TO 55.  
LOWS 34 TO 49.  
 
 
TEMPERATURE / PRECIPITATION  
BLUE CANYON 61 50 58 / 0 10 50  
 
 
=  
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