953  
FNUS56 KSGX 202055  
FWFSGX  
 
FIRE WEATHER PLANNING FORECAST FOR EXTREME SOUTHWESTERN CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
1255 PM PST FRI DEC 20 2024  
   
DISCUSSION
 
 
STRONGER ONSHORE FLOW IS EXPECTED THIS WEEKEND, SPREADING HIGHER  
COASTAL HUMIDITY FURTHER INLAND. ON TUESDAY, WESTERLY  
WINDS WILL INCREASE, MOST NOTABLY ALONG THE MOUNTAINS, THROUGH  
PASSES, AND LOCALLY INTO THE DESERTS. THIS WEATHER SYSTEM WILL  
ALSO BRING A 30 TO 50 PERCENT CHANCE OF RAIN TUESDAY AFTERNOON  
AND OVERNIGHT. CHANCE OF WETTING RAIN IS HIGHEST IN THE MOUNTAINS  
WITH A 30 TO 40 PERCENT CHANCE. DRY WEATHER WILL RETURN WEDNESDAY,  
WITH ANOTHER SMALL (15 PERCENT)CHANCE FOR SHOWERS THURSDAY.  
 
CAZ552-220100-  
ORANGE COUNTY COASTAL AREAS-  
INCLUDING THE CITIES OF HUNTINGTON BEACH, COSTA MESA,  
NEWPORT BEACH, LAGUNA BEACH, AND SAN CLEMENTE  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG.  
MIN TEMPERATURE.....45 TO 50.  
24 HR TREND......DOWN 3 DEGREES.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......2 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING PARTLY CLOUDY. PATCHY  
FOG IN THE MORNING. PATCHY FOG IN THE  
AFTERNOON.  
MAX TEMPERATURE.....61 TO 67.  
24 HR TREND......DOWN 2 DEGREES.  
MIN HUMIDITY........55 TO 65 PERCENT.  
24 HR TREND......UP 20 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG.  
MIN TEMPERATURE.....47 TO 52.  
24 HR TREND......UP 2 DEGREES.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS NORTHWEST AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 5 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG.  
MAX TEMPERATURE.....61 TO 67.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG. LOWS IN THE LOWER 50S.  
LIGHT WINDS.    
MONDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 60S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 50S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 60S. LIGHT  
WINDS.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 50.  
LIGHT WINDS.    
CHRISTMAS DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 40S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE LOWER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 40S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.  
 

 
 
CAZ554-220100-  
ORANGE COUNTY INLAND AREAS-  
INCLUDING THE CITIES OF SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE,  
ORANGE, FULLERTON, AND MISSION VIEJO  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY CLOUDY. PATCHY  
FOG.  
MIN TEMPERATURE.....45 TO 50.  
24 HR TREND......DOWN 5 DEGREES.  
MAX HUMIDITY........85 TO 95 PERCENT.  
24 HR TREND......UP 25 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......2 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY  
FOG IN THE MORNING.  
MAX TEMPERATURE.....65 TO 70.  
24 HR TREND......DOWN 4 DEGREES.  
MIN HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG.  
MIN TEMPERATURE.....47 TO 52.  
24 HR TREND......UP 4 DEGREES.  
MAX HUMIDITY........80 TO 90 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS NORTHWEST AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG IN THE MORNING.  
MAX TEMPERATURE.....64 TO 69.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING SOUTHWEST AROUND 6  
MPH IN THE AFTERNOON.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
AROUND 50. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
LOWER 70S. LIGHT WINDS.    
MONDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 50S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. LIGHT  
WINDS.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
40S. LIGHT WINDS.    
CHRISTMAS DAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S. LIGHT WINDS.   
WEDNESDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 40S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE MID 60S.    
THURSDAY NIGHT
 
CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 40S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S.  
 

 
 
CAZ243-220100-  
SAN DIEGO COUNTY COASTAL AREAS-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG.  
MIN TEMPERATURE.....42 TO 48.  
24 HR TREND......DOWN 3 DEGREES.  
MAX HUMIDITY........85 TO 95 PERCENT.  
24 HR TREND......UP 20 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING PARTLY CLOUDY. PATCHY  
FOG IN THE MORNING. PATCHY FOG IN THE  
AFTERNOON.  
MAX TEMPERATURE.....62 TO 70.  
24 HR TREND......DOWN 2 DEGREES.  
MIN HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......UP 20 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING NORTHWEST 6 TO 10  
MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG.  
MIN TEMPERATURE.....44 TO 50.  
24 HR TREND......UP 1 DEGREE.  
MAX HUMIDITY........90 TO 100 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........WINDS NORTH AROUND 7 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG.  
MAX TEMPERATURE.....63 TO 69.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........45 TO 55 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS NORTHWEST 6 TO 8 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG. LOWS AROUND 50. LIGHT  
WINDS.    
MONDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
UPPER 60S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
AROUND 50. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 60S. LIGHT  
WINDS.    
TUESDAY NIGHT
 
CLOUDY WITH CHANCE OF SHOWERS. LOWS AROUND 50.  
LIGHT WINDS.    
CHRISTMAS DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 40S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE LOWER 60S.    
THURSDAY NIGHT
 
CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 40S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.  
 

 
 
CAZ250-220100-  
SAN DIEGO COUNTY INLAND VALLEYS-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR. PATCHY FOG.  
MIN TEMPERATURE.....43 TO 53.  
24 HR TREND......DOWN 9 DEGREES.  
MAX HUMIDITY........55 TO 65 PERCENT.  
24 HR TREND......DOWN 15 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.  
MAX TEMPERATURE.....70 TO 75.  
24 HR TREND......DOWN 4 DEGREES.  
MIN HUMIDITY........15 TO 25 PERCENT.  
24 HR TREND......UP 15 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....43 TO 53.  
24 HR TREND......UP 2 DEGREES.  
MAX HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........WINDS NORTH AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....69 TO 74.  
24 HR TREND......DOWN 1 DEGREE.  
MIN HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........WINDS NORTH 6 MPH BECOMING WEST 6 TO 8 MPH IN  
THE AFTERNOON.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
MONDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN  
THE LOWER 50S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. LIGHT  
WINDS.    
TUESDAY NIGHT
 
CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE UPPER  
40S. LIGHT WINDS.    
CHRISTMAS DAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS  
IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE MID 40S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE MID 60S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 40S.    
FRIDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 60S.  
 

 
 
CAZ248-220100-  
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS - THE INLAND EMPIRE-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....40 TO 50.  
24 HR TREND......DOWN 3 DEGREES.  
MAX HUMIDITY........50 TO 60 PERCENT.  
24 HR TREND......UP 20 PERCENT.  
WIND (20 FT)........WINDS EAST6 MPH IN THE EVENING BECOMING  
VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....69 TO 75.  
24 HR TREND......DOWN 5 DEGREES.  
MIN HUMIDITY........15 TO 25 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....41 TO 51.  
24 HR TREND......UP 1 DEGREE.  
MAX HUMIDITY........60 TO 70 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS NORTH AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 4 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....68 TO 73.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT  
WINDS.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT  
WINDS.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND 70. LIGHT WINDS.   
TUESDAY NIGHT
 
PARTLY CLOUDY. CHANCE OF SHOWERS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID  
40S. LIGHT WINDS.    
CHRISTMAS DAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS  
IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
THURSDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN  
THE MID 60S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE LOWER 40S.    
FRIDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 60S.  
 

 
 
CAZ255-256-220100-  
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-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....26 TO 36 ABOVE 6000 FEET TO 39 TO 49 BELOW 6000  
FEET.  
24 HR TREND......DOWN 2 DEGREES.  
MAX HUMIDITY........20 TO 25 PERCENT ON DESERT SLOPES TO 25 TO 30  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS SOUTHWEST AROUND 7 MPH.  
RIDGETOP.........WINDS SOUTHWEST AROUND 7 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....53 TO 63 ABOVE 6000 FEET TO 58 TO 67 BELOW 6000  
FEET.  
24 HR TREND......DOWN 4 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 8 MPH.  
RIDGETOP.........WINDS WEST 6 TO 8 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....30 TO 40 ABOVE 6000 FEET TO 42 TO 52 BELOW 6000  
FEET.  
24 HR TREND......UP 3 DEGREES.  
MAX HUMIDITY........20 TO 25 PERCENT ON DESERT SLOPES TO 25 TO 35  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS WEST AROUND 7 MPH.  
RIDGETOP.........WINDS WEST AROUND 7 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....51 TO 61 ABOVE 6000 FEET TO 57 TO 67 BELOW 6000  
FEET.  
24 HR TREND......UP 2 DEGREES.  
MIN HUMIDITY........15 TO 20 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 13 MPH WITH GUSTS TO 20 MPH.  
RIDGETOP.........WINDS WEST 6 TO 13 MPH WITH GUSTS TO 20 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 60. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. CHANCE OF SHOWERS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
30S. WEST WINDS AROUND 8 MPH.    
CHRISTMAS DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. LIGHT  
WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 30S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.  
 

 
 
CAZ258-220100-  
SAN DIEGO COUNTY MOUNTAINS-  
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE  
CLEVELAND NATIONAL FOREST-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....40 TO 50.  
24 HR TREND......DOWN 1 DEGREE.  
MAX HUMIDITY........20 TO 30 PERCENT ON DESERT SLOPES TO 25 TO 35  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........DOWNSLOPE 2 TO 5 MPH BECOMING EAST6 MPH AFTER  
MIDNIGHT.  
RIDGETOP.........VARIABLE 2 TO 4 MPH BECOMING SOUTH AROUND 6 MPH  
AFTER MIDNIGHT.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....62 TO 72.  
24 HR TREND......DOWN 6 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT ON DESERT SLOPES TO 15 TO 20  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 8 MPH.  
RIDGETOP.........WINDS WEST 6 TO 8 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....42 TO 52.  
24 HR TREND......UP 2 DEGREES.  
MAX HUMIDITY........20 TO 30 PERCENT ON DESERT SLOPES TO 25 TO 35  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH AROUND 6 MPH.  
RIDGETOP.........WINDS NORTH AROUND 6 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....61 TO 71.  
24 HR TREND......DOWN 1 DEGREE.  
MIN HUMIDITY........10 TO 15 PERCENT ON DESERT SLOPES TO 15 TO 20  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS WEST 6 TO 11 MPH WITH GUSTS TO 20 MPH.  
RIDGETOP.........WINDS WEST 6 TO 11 MPH WITH GUSTS TO 20 MPH.  
CWR (>0.10 IN)......2 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT WINDS.   
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT WINDS.   
TUESDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE LOWER 40S. WEST WINDS AROUND 9 MPH.    
CHRISTMAS DAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. LIGHT  
WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE LOWER 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.  
 

 
 
CAZ257-220100-  
SANTA ANA MOUNTAINS-  
INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL  
FOREST-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....43 TO 53.  
24 HR TREND......DOWN 3 DEGREES.  
MAX HUMIDITY........35 TO 45 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........  
SLOPES...........DOWNSLOPE 1 TO 3 MPH.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....63 TO 72.  
24 HR TREND......DOWN 4 DEGREES.  
MIN HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........UPSLOPE 2 TO 4 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....45 TO 54.  
24 HR TREND......DOWN 1 DEGREE.  
MAX HUMIDITY........40 TO 50 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........DOWNSLOPE 1 TO 3 MPH.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....61 TO 70.  
24 HR TREND......DOWN 3 DEGREES.  
MIN HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........UPSLOPE 1 TO 3 MPH BECOMING WEST 6 MPH IN THE  
AFTERNOON.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......1 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. LIGHT WINDS.   
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT  
WINDS.    
TUESDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
40S. LIGHT WINDS.    
CHRISTMAS DAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS  
AROUND 60. LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 60.    
THURSDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 40S.    
FRIDAY
 
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
LOWER 60S.  
 

 
 
CAZ260-220100-  
VICTOR VALLEY - APPLE VALLEY - LUCERNE VALLEY - JOHNSON VALLEY-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31 TO 41.  
24 HR TREND......DOWN 4 DEGREES.  
MAX HUMIDITY........35 TO 45 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........WINDS SOUTH AROUND 6 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....67 TO 72.  
24 HR TREND......UP 1 DEGREE.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS SOUTH 6 MPH BECOMING WEST 6 TO 8 MPH IN  
THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....38 TO 47.  
24 HR TREND......UP 5 DEGREES.  
MAX HUMIDITY........35 TO 45 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST 6 TO 9 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....67 TO 74.  
24 HR TREND......DOWN 1 DEGREE.  
MIN HUMIDITY........20 TO 25 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........WINDS WEST 7 TO 17 MPH. GUSTS TO 30 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. WEST WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 70. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WEST WINDS  
AROUND 11 MPH.    
CHRISTMAS DAY
 
COOLER. MOSTLY SUNNY. HIGHS IN THE UPPER 50S.  
LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
CAZ261-262-265-220100-  
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-  
1255 PM PST FRI DEC 20 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....35 TO 45.  
24 HR TREND......LITTLE CHANGE.  
MAX HUMIDITY........35 TO 45 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....75 TO 80.  
24 HR TREND......DOWN 1 DEGREE.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....40 TO 50.  
24 HR TREND......UP 7 DEGREES.  
MAX HUMIDITY........25 TO 35 PERCENT.  
24 HR TREND......UP 5 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....76 TO 81.  
24 HR TREND......UP 1 DEGREE.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......UP 10 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING SOUTH AROUND 6 MPH  
IN THE AFTERNOON.  
CWR (>0.10 IN)......0 PERCENT.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S. LIGHT  
WINDS.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. LIGHT WINDS.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS  
AROUND 7 MPH.    
CHRISTMAS DAY
 
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
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