097  
FPUS56 KSTO 190454  
ZFPSTO  
 
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
953 PM PDT SUN MAY 18 2025  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR TONIGHT, MONDAY, MONDAY NIGHT, AND TUESDAY.  
 
CAZ013-191100-  
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-  
INCLUDING THE CITY OF SHASTA DAM  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT...CLEAR. LOWS 38 TO 53 HIGHER ELEVATIONS
 
47 TO  
56 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH.    
MONDAY...SUNNY, WARMER. HIGHS 65 TO 80 HIGHER ELEVATIONS
 
78 TO  
86 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH SHIFTING  
TO THE NORTHWEST IN THE AFTERNOON.    
MONDAY NIGHT...CLEAR. LOWS 37 TO 52 HIGHER ELEVATIONS
 
47 TO  
56 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH.    
TUESDAY...SUNNY. HIGHS 67 TO 82 HIGHER ELEVATIONS
 
79 TO  
87 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH.    
TUESDAY NIGHT...CLEAR. LOWS 41 TO 56 HIGHER ELEVATIONS
 
51 TO  
60 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 74 TO 89.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 43 TO 58.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 70 TO 85. LOWS  
44 TO 59.    
SUNDAY
 
SUNNY, WARMER. HIGHS 77 TO 92.  
 

 
TEMPERATURE / PRECIPITATION  
SHASTA DAM 55 84 54 86 / 0 0 0 0  
 

 
=  
 
CAZ014-191100-  
BURNEY BASIN / EASTERN SHASTA COUNTY-  
INCLUDING THE CITY OF BURNEY  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 33 TO 43. PREVAILING NORTH WINDS UP TO  
10 MPH IN THE EVENING BECOMING LIGHT.    
MONDAY
 
SUNNY, WARMER. HIGHS 65 TO 77. LIGHT WINDS. GUSTS UP TO  
20 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS 35 TO 44. PREVAILING WEST WINDS UP TO  
10 MPH IN THE EVENING BECOMING LIGHT.    
TUESDAY
 
SUNNY. HIGHS 66 TO 78. LIGHT WINDS.    
TUESDAY NIGHT
 
CLEAR. LOWS 36 TO 45. LIGHT WINDS.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 72 TO 84.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 39 TO 48.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 67 TO 81. LOWS  
37 TO 49.    
SUNDAY
 
SUNNY, WARMER. HIGHS 75 TO 87.  
 

 
TEMPERATURE / PRECIPITATION  
BURNEY 39 73 40 74 / 0 0 0 0  
 

 
=  
 
CAZ015-191100-  
NORTHERN SACRAMENTO VALLEY-  
INCLUDING THE CITIES OF REDDING AND RED BLUFF  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 51 TO 59. NORTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 25 MPH.    
MONDAY
 
SUNNY. HIGHS 84 TO 89. NORTH WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS 51 TO 58. NORTHWEST WINDS AROUND  
10 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 87. NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS 55 TO 61. NORTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 92.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 55 TO 61.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 84 TO 90. LOWS  
55 TO 61.    
SUNDAY
 
SUNNY, WARMER. HIGHS 91 TO 97.  
 

 
TEMPERATURE / PRECIPITATION  
REDDING 53 87 51 88 / 0 0 0 0  
RED BLUFF 56 88 56 88 / 0 0 0 0  
 

 
=  
 
CAZ016-191100-  
CENTRAL SACRAMENTO VALLEY-  
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 55 TO 61. NORTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 25 MPH.    
MONDAY
 
SUNNY. HIGHS 85 TO 90. NORTH WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 56. NORTHWEST WINDS AROUND  
10 MPH WITH GUSTS TO AROUND 20 MPH.    
TUESDAY
 
SUNNY. HIGHS 85 TO 90. NORTHWEST WINDS UP TO 10 MPH  
WITH GUSTS TO AROUND 20 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS 55 TO 61. NORTH WINDS UP TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 90 TO 95.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 59.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 84 TO 92. LOWS  
AROUND 57.    
SUNDAY
 
SUNNY. HIGHS 90 TO 96.  
 

 
TEMPERATURE / PRECIPITATION  
CHICO 58 89 58 89 / 0 0 0 0  
OROVILLE 56 88 56 88 / 0 0 0 0  
MARYSVILLE/YUBA CITY 57 90 56 89 / 0 0 0 0  
 

 
=  
 
CAZ017-191100-  
SOUTHERN SACRAMENTO VALLEY-  
INCLUDING THE CITY OF SACRAMENTO  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 53 TO 63. NORTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 25 MPH.    
MONDAY
 
SUNNY. HIGHS 84 TO 91. NORTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 25 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 56. WEST WINDS UP TO 15 MPH  
WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
SUNNY. HIGHS 85 TO 91. NORTHWEST WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS 53 TO 61. NORTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 88 TO 95.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 55 TO 61.    
THURSDAY THROUGH SUNDAY
 
CLEAR. HIGHS 83 TO 93. LOWS 51 TO 61.  
 

 
TEMPERATURE / PRECIPITATION  
SACRAMENTO 59 90 58 89 / 0 0 0 0  
SAC EXEC AIRPORT 58 89 56 88 / 0 0 0 0  
 

 
=  
 
CAZ018-191100-  
CARQUINEZ STRAIT AND DELTA-  
INCLUDING THE CITY OF FAIRFIELD/SUISUN  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 55 TO 61. WEST WINDS 10 TO 15 MPH WITH  
GUSTS TO AROUND 25 MPH.    
MONDAY
 
SUNNY. HIGHS 83 TO 89. NORTHWEST WINDS 10 TO 20 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 55. WEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS 82 TO 88. WEST WINDS AROUND 10 MPH WITH  
GUSTS TO AROUND 20 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS AROUND 54. WEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 86 TO 92.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 57.    
THURSDAY AND THURSDAY NIGHT
 
CLEAR. HIGHS 82 TO 88. LOWS AROUND  
55.    
FRIDAY THROUGH SUNDAY
 
CLEAR. HIGHS 80 TO 86. LOWS AROUND 53.  
 

 
TEMPERATURE / PRECIPITATION  
FAIRFIELD/SUISUN 56 90 53 87 / 0 0 0 0  
 

 
=  
 
CAZ019-191100-  
NORTHERN SAN JOAQUIN VALLEY-  
INCLUDING THE CITIES OF STOCKTON AND MODESTO  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 52 TO 62. NORTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 30 MPH.    
MONDAY
 
SUNNY, WARMER. HIGHS 83 TO 92. NORTHWEST WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 30 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS 51 TO 59. NORTHWEST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS 82 TO 90. NORTHWEST WINDS UP TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS 52 TO 60. NORTHWEST WINDS UP TO  
15 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 87 TO 96.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 54 TO 62.    
THURSDAY AND THURSDAY NIGHT
 
CLEAR. HIGHS 84 TO 92. LOWS 52 TO  
62.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 80 TO 89.    
FRIDAY NIGHT THROUGH SUNDAY
 
CLEAR. LOWS 50 TO 57. HIGHS 81 TO  
91.  
 

 
TEMPERATURE / PRECIPITATION  
STOCKTON 56 92 54 90 / 0 0 0 0  
MODESTO 60 90 58 89 / 0 0 0 0  
 

 
=  
 
CAZ063-191100-  
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-  
INCLUDING THE CITY OF ALDER SPRINGS  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT...CLEAR. LOWS 42 TO 56 HIGHER ELEVATIONS
 
51 TO  
59 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS 5 TO 15 MPH WITH  
GUSTS TO AROUND 35 MPH.    
MONDAY...SUNNY, WARMER. HIGHS 61 TO 76 HIGHER ELEVATIONS
 
78 TO  
86 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS 5 TO 15 MPH WITH  
GUSTS TO AROUND 30 MPH.    
MONDAY NIGHT...CLEAR. LOWS 40 TO 54 HIGHER ELEVATIONS
 
51 TO  
57 LOWER ELEVATIONS. PREVAILING WEST WINDS 5 TO 15 MPH WITH GUSTS  
TO AROUND 30 MPH.    
TUESDAY...SUNNY. HIGHS 63 TO 78 HIGHER ELEVATIONS
 
80 TO  
86 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH.    
TUESDAY NIGHT...CLEAR. LOWS 45 TO 59 HIGHER ELEVATIONS
 
54 TO  
62 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 72 TO 87.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 46 TO 61.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 68 TO 83. LOWS  
46 TO 61.    
SUNDAY
 
SUNNY, WARMER. HIGHS 73 TO 88.  
 

 
TEMPERATURE / PRECIPITATION  
ALDER SPRINGS 51 70 49 71 / 0 0 0 0  
 

 
=  
 
CAZ066-191100-  
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-  
INCLUDING THE CITY OF PARADISE  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 48 TO 60. PREVAILING NORTH WINDS UP TO  
15 MPH.    
MONDAY
 
SUNNY, WARMER. HIGHS 73 TO 85. PREVAILING NORTHEAST  
WINDS UP TO 10 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON.    
MONDAY NIGHT
 
CLEAR. LOWS 48 TO 60. PREVAILING NORTHWEST WINDS  
UP TO 10 MPH IN THE EVENING BECOMING LIGHT.    
TUESDAY
 
SUNNY. HIGHS 73 TO 87. LIGHT WINDS BECOMING WEST UP TO  
10 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS 52 TO 62. PREVAILING NORTHWEST WINDS  
UP TO 10 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 78 TO 92.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 52 TO 62.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 74 TO 89. LOWS  
49 TO 62.    
SUNDAY
 
SUNNY, WARMER. HIGHS 80 TO 94.  
 

 
TEMPERATURE / PRECIPITATION  
PARADISE 56 80 56 80 / 0 0 0 0  
 

 
=  
 
CAZ067-191100-  
MOTHERLODE-  
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT
 
CLEAR. LOWS 49 TO 55. PREVAILING NORTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE NORTHEAST  
AFTER MIDNIGHT.    
MONDAY
 
SUNNY, WARMER. HIGHS 74 TO 86. PREVAILING NORTHEAST  
WINDS UP TO 10 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON.  
GUSTS UP TO 25 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS 51 TO 57. PREVAILING NORTHWEST WINDS  
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE EVENING BECOMING  
LIGHT.    
TUESDAY
 
SUNNY. HIGHS 74 TO 86. LIGHT WINDS BECOMING WEST UP TO  
10 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS 52 TO 58. PREVAILING NORTHWEST WINDS  
UP TO 10 MPH IN THE EVENING BECOMING LIGHT.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 79 TO 91.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 54 TO 60.    
THURSDAY AND THURSDAY NIGHT
 
CLEAR. HIGHS 77 TO 89. LOWS 51 TO  
60.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 75 TO 85.    
FRIDAY NIGHT THROUGH SUNDAY
 
CLEAR. LOWS 48 TO 58. HIGHS 74 TO  
88.  
 

 
TEMPERATURE / PRECIPITATION  
GRASS VALLEY 50 77 51 77 / 0 0 0 0  
JACKSON 52 82 53 82 / 0 0 0 0  
 

 
=  
 
CAZ068-191100-  
WESTERN PLUMAS COUNTY/LASSEN PARK-  
INCLUDING THE CITIES OF CHESTER AND QUINCY  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT...CLEAR. LOWS 31 TO 46 HIGHER ELEVATIONS
 
36 TO  
51 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH  
SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.    
MONDAY...SUNNY, WARMER. HIGHS 56 TO 71 HIGHER ELEVATIONS
 
64 TO  
77 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO 10 MPH  
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.    
MONDAY NIGHT
 
CLEAR. LOWS 36 TO 51. PREVAILING WEST WINDS UP TO  
10 MPH WITH GUSTS TO AROUND 25 MPH IN THE EVENING BECOMING LIGHT.   
TUESDAY...SUNNY. HIGHS 57 TO 72 HIGHER ELEVATIONS
 
64 TO  
79 LOWER ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN  
THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS 39 TO 54. PREVAILING WEST WINDS UP  
TO 10 MPH IN THE EVENING BECOMING LIGHT.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 66 TO 81.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 39 TO 54.    
THURSDAY THROUGH SATURDAY NIGHT
 
CLEAR. HIGHS 62 TO 77. LOWS  
38 TO 53.    
SUNDAY
 
SUNNY, WARMER. HIGHS 69 TO 84.  
 

 
TEMPERATURE / PRECIPITATION  
QUINCY 38 79 41 81 / 0 0 0 0  
CHESTER 35 73 36 75 / 0 0 0 0  
 

 
=  
 
CAZ069-191100-  
WEST SLOPE NORTHERN SIERRA NEVADA-  
INCLUDING THE CITY OF BLUE CANYON  
953 PM PDT SUN MAY 18 2025  
   
TONIGHT...CLEAR. LOWS 30 TO 45 HIGHER ELEVATIONS
 
43 TO  
55 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH  
SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.    
MONDAY...SUNNY, WARMER. HIGHS 57 TO 72 HIGHER ELEVATIONS
 
69 TO  
79 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO 10 MPH  
SHIFTING TO THE NORTHWEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.    
MONDAY NIGHT...CLEAR. LOWS 33 TO 48 HIGHER ELEVATIONS
 
46 TO  
56 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH IN THE EVENING BECOMING LIGHT.    
TUESDAY...SUNNY. HIGHS 57 TO 72 HIGHER ELEVATIONS
 
69 TO  
79 LOWER ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN  
THE AFTERNOON.    
TUESDAY NIGHT...CLEAR. LOWS 36 TO 51 HIGHER ELEVATIONS
 
47 TO  
59 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH SHIFTING  
TO THE NORTHEAST AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS 65 TO 80.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 41 TO 56.    
THURSDAY AND THURSDAY NIGHT
 
CLEAR. HIGHS 63 TO 78. LOWS 41 TO  
56.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 61 TO 76.    
FRIDAY NIGHT THROUGH SUNDAY
 
CLEAR. LOWS 40 TO 55. HIGHS 64 TO  
79.  
 

 
TEMPERATURE / PRECIPITATION  
BLUE CANYON 46 69 49 69 / 0 0 0 0  
 

 
=  
 
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