437  
FNUS56 KSGX 130939  
FWFSGX  
 
FIRE WEATHER PLANNING FORECAST FOR EXTREME SOUTHWESTERN CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
239 AM PDT SAT SEP 13 2025  
   
DISCUSSION
 
 
BELOW NORMAL TEMPERATURES THROUGH THE WEEKEND WITH AFTERNOON  
MINIMUM HUMIDITY REMAINING ABOVE 15% EVERYWHERE. WARMER AND DRIER  
FOR THE FIRST HALF OF NEXT WEEK WITH A SHALLOWER MARINE LAYER  
BEFORE MOISTURE AND SLIGHTLY COOLER TEMPERATURES RETURN FOR THE  
LATTER HALF. THUNDERSTORMS WILL BE POSSIBLE BOTH THURSDAY AND  
FRIDAY AFTERNOONS IN THE MOUNTAINS, WITH LOWER CHANCES OF STORMS  
MAKING IT INTO THE DESERTS OR VALLEYS. GUSTY AND ERRATIC WINDS AND  
FREQUENT LIGHTNING ARE LIKELY WITH ANY STORM.  
 
CAZ552-132345-  
ORANGE COUNTY COASTAL AREAS-  
INCLUDING THE CITIES OF HUNTINGTON BEACH, COSTA MESA,  
NEWPORT BEACH, LAGUNA BEACH, AND SAN CLEMENTE  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........CLOUDY...BECOMING MOSTLY SUNNY.  
MAX TEMPERATURE.....71 TO 78.  
24 HR TREND......DOWN 3 DEGREES.  
MIN HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........WINDS SOUTH 6 TO 9 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR...BECOMING CLOUDY. PATCHY FOG  
AFTER MIDNIGHT.  
MIN TEMPERATURE.....62 TO 67.  
24 HR TREND......LITTLE CHANGE.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 5 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........CLOUDY...BECOMING MOSTLY SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....72 TO 82.  
24 HR TREND......UP 6 DEGREES.  
MIN HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS SOUTH 6 TO 10 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE MID 60S. LIGHT WINDS.    
MONDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 70S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE MID 60S. LIGHT WINDS.    
TUESDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS  
AROUND 80. LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS  
AROUND 80.    
THURSDAY NIGHT
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE UPPER 60S.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING.  
PATCHY FOG IN THE MORNING. HIGHS IN THE UPPER 70S.  
 

 
 
CAZ554-132345-  
ORANGE COUNTY INLAND AREAS-  
INCLUDING THE CITIES OF SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE,  
ORANGE, FULLERTON, AND MISSION VIEJO  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........CLOUDY...BECOMING MOSTLY SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....76 TO 81.  
24 HR TREND......UP 1 DEGREE.  
MIN HUMIDITY........55 TO 65 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS SOUTH 6 TO 9 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR...BECOMING CLOUDY. PATCHY FOG  
AFTER MIDNIGHT.  
MIN TEMPERATURE.....58 TO 66.  
24 HR TREND......LITTLE CHANGE.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....79 TO 85.  
24 HR TREND......UP 5 DEGREES.  
MIN HUMIDITY........50 TO 60 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING SOUTHWEST 6 TO 8  
MPH IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 60S. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 80S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE UPPER 80S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE UPPER 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE UPPER 60S.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING.  
PATCHY FOG IN THE MORNING. HIGHS IN THE MID 80S.  
 

 
 
CAZ243-132345-  
SAN DIEGO COUNTY COASTAL AREAS-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING MOSTLY SUNNY.  
MAX TEMPERATURE.....71 TO 77.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 9 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY...BECOMING CLOUDY. PATCHY FOG  
AFTER MIDNIGHT.  
MIN TEMPERATURE.....60 TO 65.  
24 HR TREND......LITTLE CHANGE.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING  
VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........CLOUDY...BECOMING MOSTLY SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....72 TO 80.  
24 HR TREND......UP 3 DEGREES.  
MIN HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS WEST 6 TO 9 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 60S. LIGHT WINDS.    
MONDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 70S. LIGHT WINDS.    
MONDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 60S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE LOWER 80S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE UPPER 60S.    
FRIDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT CHANCE  
OF SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80.  
 

 
 
CAZ250-132345-  
SAN DIEGO COUNTY INLAND VALLEYS-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....74 TO 79 IN THE WESTERN VALLEYS TO 78 TO 83  
NEAR THE FOOTHILLS.  
24 HR TREND......UP 2 DEGREES.  
MIN HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 10 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR...BECOMING MOSTLY CLOUDY. PATCHY  
FOG AFTER MIDNIGHT.  
MIN TEMPERATURE.....AROUND 62.  
24 HR TREND......LITTLE CHANGE.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING  
VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....78 TO 83 IN THE WESTERN VALLEYS TO 83 TO 88  
NEAR THE FOOTHILLS.  
24 HR TREND......UP 3 DEGREES.  
MIN HUMIDITY........30 TO 40 PERCENT.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 10 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 60S. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 80S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
UPPER 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE UPPER 80S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE UPPER 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S.    
FRIDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT CHANCE  
OF SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S.  
 

 
 
CAZ248-132345-  
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS - THE INLAND EMPIRE-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY...BECOMING SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....81 TO 88.  
24 HR TREND......UP 4 DEGREES.  
MIN HUMIDITY........30 TO 40 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 12 MPH. GUSTS TO 20 MPH IN THE  
AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....57 TO 63.  
24 HR TREND......UP 1 DEGREE.  
MAX HUMIDITY........85 TO 95 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 8 MPH WITH GUSTS TO 20 MPH IN  
THE EVENING BECOMING VARIABLE 2 TO 5 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY...BECOMING SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....86 TO 93.  
24 HR TREND......UP 6 DEGREES.  
MIN HUMIDITY........25 TO 35 PERCENT.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 12 MPH. GUSTS TO 20 MPH IN THE  
AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 90.  
 

 
 
CAZ255-256-132345-  
SAN BERNARDINO COUNTY MOUNTAINS-  
INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF  
THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS-  
INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO  
NATIONAL FOREST-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....65 TO 75 ABOVE 6000 FEET TO 72 TO 82 BELOW 6000  
FEET.  
24 HR TREND......UP 8 DEGREES.  
MIN HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 9 MPH.  
RIDGETOP.........WINDS EAST AROUND 6 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....38 TO 48 ABOVE 6000 FEET TO 51 TO 61 BELOW 6000  
FEET.  
24 HR TREND......UP 4 DEGREES.  
MAX HUMIDITY........35 TO 45 PERCENT ON DESERT SLOPES TO 65 TO 75  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......DOWN 60 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 9 MPH BECOMING NORTHEAST AROUND  
6 MPH AFTER MIDNIGHT.  
RIDGETOP.........WINDS NORTH AROUND 6 MPH BECOMING SOUTHEAST  
AROUND 6 MPH AFTER MIDNIGHT.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....67 TO 77 ABOVE 6000 FEET TO 74 TO 83 BELOW 6000  
FEET.  
24 HR TREND......UP 3 DEGREES.  
MIN HUMIDITY........20 TO 25 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS SOUTH 6 TO 14 MPH. GUSTS TO 20 MPH IN THE  
AFTERNOON.  
RIDGETOP.........WINDS SOUTH 6 TO 14 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
WARMER, CLEAR. LOWS IN THE UPPER 50S. LIGHT  
WINDS.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND  
5 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 60.    
FRIDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS IN THE MORNING, THEN  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 70S.  
 

 
 
CAZ258-132345-  
SAN DIEGO COUNTY MOUNTAINS-  
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE  
CLEVELAND NATIONAL FOREST-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....75 TO 84.  
24 HR TREND......UP 8 DEGREES.  
MIN HUMIDITY........20 TO 25 PERCENT ON DESERT SLOPES TO 30 TO 40  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 8 MPH. GUSTS TO 20 MPH IN THE  
AFTERNOON.  
RIDGETOP.........WINDS NORTHEAST AROUND 6 MPH BECOMING EAST  
AROUND 6 MPH IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....51 TO 61.  
24 HR TREND......UP 6 DEGREES.  
MAX HUMIDITY........60 TO 70 PERCENT ON DESERT SLOPES TO 70 TO 80  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......DOWN 30 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING  
DOWNSLOPE 2 TO 5 MPH.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....77 TO 86.  
24 HR TREND......UP 4 DEGREES.  
MIN HUMIDITY........20 TO 25 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 10 MPH BECOMING WEST IN THE  
AFTERNOON. GUSTS TO 20 MPH.  
RIDGETOP.........WINDS EAST 6 TO 9 MPH WITH GUSTS TO 20 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
CLEAR. LOWS AROUND 60. LIGHT WINDS.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,  
THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE LOWER 80S.  
 

 
 
CAZ257-132345-  
SANTA ANA MOUNTAINS-  
INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL  
FOREST-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY...BECOMING SUNNY. PATCHY FOG IN  
THE MORNING.  
MAX TEMPERATURE.....76 TO 86.  
24 HR TREND......UP 4 DEGREES.  
MIN HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH AROUND 6 MPH BECOMING WEST 6 TO 12  
MPH IN THE AFTERNOON.  
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING NORTH AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....54 TO 63.  
24 HR TREND......UP 1 DEGREE.  
MAX HUMIDITY........75 TO 85 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 8 MPH IN THE EVENING BECOMING  
DOWNSLOPE 2 TO 5 MPH.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY...BECOMING SUNNY.  
MAX TEMPERATURE.....80 TO 90.  
24 HR TREND......UP 6 DEGREES.  
MIN HUMIDITY........35 TO 45 PERCENT.  
24 HR TREND......DOWN 20 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTHEAST AROUND 6 MPH BECOMING WEST 6 TO  
12 MPH IN THE AFTERNOON.  
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 80S.  
 

 
 
CAZ260-132345-  
VICTOR VALLEY - APPLE VALLEY - LUCERNE VALLEY - JOHNSON VALLEY-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....86 TO 91.  
24 HR TREND......UP 5 DEGREES.  
MIN HUMIDITY........15 PERCENT.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 10 MPH BECOMING NORTH AROUND 6  
MPH IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....58 TO 65.  
24 HR TREND......UP 2 DEGREES.  
MAX HUMIDITY........50 TO 60 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 11 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....87 TO 93.  
24 HR TREND......UP 3 DEGREES.  
MIN HUMIDITY........15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS SOUTH 6 TO 13 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 90.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,  
THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE UPPER 80S.  
 

 
 
CAZ261-262-265-132345-  
COACHELLA VALLEY-  
INCLUDING THE PALM SPRINGS SOUTH COAST DESERT DISTRICT-  
SAN DIEGO COUNTY DESERTS-  
INCLUDING THE ANZA BORREGO DESERT STATE PARK-  
SAN GORGONIO PASS NEAR BANNING-  
239 AM PDT SAT SEP 13 2025  
   
TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....94 TO 99.  
24 HR TREND......UP 4 DEGREES.  
MIN HUMIDITY........15 TO 20 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS WEST 6 TO 12 MPH WITH GUSTS TO 20 MPH  
BECOMING SOUTHEAST 6 TO 8 MPH IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....70 TO 77.  
24 HR TREND......UP 4 DEGREES.  
MAX HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS NORTHWEST 6 TO 11 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....95 TO 100.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........15 TO 20 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS SOUTHEAST 6 TO 9 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
CLEAR. LOWS IN THE MID 70S. LIGHT WINDS.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 90S. LIGHT WINDS.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE MID 70S. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 90S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. LIGHT  
WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 101. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 80.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 90S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 70S.    
FRIDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS IN THE MORNING, THEN  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 90S.  
 

 
 
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