545  
FNUS56 KSGX 210955  
FWFSGX  
 
FIRE WEATHER PLANNING FORECAST FOR CALIFORNIA  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
255 AM PDT SAT OCT 21 2017  
 
...CRITICAL FIRE WEATHER CONDITIONS THIS WEEKEND THROUGH TUESDAY  
BECAUSE OF LOW HUMIDITY AND STRONG GUSTY WINDS...  
   
DISCUSSION
 
 
HIGH PRESSURE ALOFT AND SURFACE HIGH PRESSURE OVER THE GREAT BASIN  
WILL BRING AREAS OF GUSTY NORTHEAST TO EAST WINDS...ESPECIALLY  
BELOW PASSES AND CANYONS...VERY LOW HUMIDITY...AND HOT WEATHER  
THIS WEEKEND THROUGH TUESDAY. THE MOST EXTREME COMBINATION OF LOW  
HUMIDITY... STRONGER AND MORE WIDESPREAD WINDS...AND HEAT IS  
EXPECTED ON MONDAY AND TUESDAY. WINDS WILL WEAKEN AND COOLING AND  
HIGHER HUMIDITIES WILL SPREAD INLAND FOR WEDNESDAY INTO NEXT  
WEEKEND.  
 
CAZ552-212130-  
ORANGE COUNTY COASTAL AREAS-  
INCLUDING THE CITIES OF HUNTINGTON BEACH, COSTA MESA,  
NEWPORT BEACH, LAGUNA BEACH, AND SAN CLEMENTE  
255 AM PDT SAT OCT 21 2017  
 
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH  
TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....74 TO 82.  
24 HR TREND......UP 6 DEGREES.  
MIN HUMIDITY........25 TO 35 PERCENT.  
24 HR TREND......DOWN 30 PERCENT.  
WIND (20 FT)........WINDS SOUTHEAST AROUND 6 MPH BECOMING WEST IN  
THE AFTERNOON.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....55 TO 62.  
24 HR TREND......UP 2 DEGREES.  
MAX HUMIDITY........70 TO 80 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING  
VARIABLE 2 TO 4 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....81 TO 91.  
24 HR TREND......UP 4 DEGREES.  
MIN HUMIDITY........15 TO 20 PERCENT.  
24 HR TREND......DOWN 20 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH BECOMING WEST AROUND 6 MPH  
IN THE AFTERNOON.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S. NORTHEAST WINDS  
AROUND 9 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST  
WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
AROUND 60.    
FRIDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 70S.  
 

 
 
CAZ554-212130-  
ORANGE COUNTY INLAND AREAS-  
INCLUDING THE CITIES OF SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE,  
ORANGE, FULLERTON, AND MISSION VIEJO  
255 AM PDT SAT OCT 21 2017  
 
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH  
TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....78 TO 85.  
24 HR TREND......UP 14 DEGREES.  
MIN HUMIDITY........15 TO 20 PERCENT.  
24 HR TREND......DOWN 45 PERCENT.  
WIND (20 FT)........WINDS EAST 6 TO 10 MPH BECOMING WEST 6 TO 8 MPH  
IN THE AFTERNOON. GUSTS TO 20 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....54 TO 62.  
24 HR TREND......UP 3 DEGREES.  
MAX HUMIDITY........50 TO 60 PERCENT.  
24 HR TREND......DOWN 35 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 8 MPH BECOMING NORTHEAST 6 TO  
11 MPH AFTER MIDNIGHT. GUSTS TO 25 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....89 TO 98.  
24 HR TREND......UP 12 DEGREES.  
MIN HUMIDITY........5 TO 10 PERCENT.  
24 HR TREND......DOWN 10 PERCENT.  
WIND (20 FT)........WINDS NORTHEAST 6 TO 11 MPH BECOMING WEST 6 TO  
8 MPH IN THE AFTERNOON. GUSTS TO 25 MPH.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 102. NORTHEAST WINDS AROUND  
11 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST  
WINDS AROUND 11 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 102.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.    
THURSDAY
 
NOT AS WARM. MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
IN THE UPPER 50S.    
FRIDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
LOWER 80S.  
 

 
 
CAZ243-212130-  
SAN DIEGO COUNTY COASTAL AREAS-  
255 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....72 TO 81.  
24 HR TREND......UP 9 DEGREES.  
MIN HUMIDITY........30 TO 40 PERCENT.  
24 HR TREND......DOWN 25 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING NORTHWEST 6 TO 9  
MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....50 TO 60.  
24 HR TREND......UP 2 DEGREES.  
MAX HUMIDITY........80 TO 90 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS NORTH AROUND 6 MPH BECOMING EAST AROUND 6  
MPH AFTER MIDNIGHT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....85 TO 95.  
24 HR TREND......UP 16 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......DOWN 25 PERCENT.  
WIND (20 FT)........WINDS EAST AROUND 6 MPH BECOMING WEST AROUND 6  
MPH IN THE AFTERNOON.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S. LIGHT WINDS.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60.    
THURSDAY
 
NOT AS WARM. MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
AROUND 60.    
FRIDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE  
MID 70S.  
 

 
 
CAZ250-212130-  
SAN DIEGO COUNTY INLAND VALLEYS-  
255 AM PDT SAT OCT 21 2017  
 
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH  
TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....79 TO 84.  
24 HR TREND......UP 12 DEGREES.  
MIN HUMIDITY........10 TO 20 PERCENT.  
24 HR TREND......DOWN 50 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING WEST 6 TO 8 MPH  
WITH GUSTS TO 20 MPH IN THE AFTERNOON.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....50 TO 60.  
24 HR TREND......UP 5 DEGREES.  
MAX HUMIDITY........50 TO 60 PERCENT.  
24 HR TREND......DOWN 40 PERCENT.  
WIND (20 FT)........WINDS EAST 6 TO 10 MPH. GUSTS TO 20 MPH AFTER  
MIDNIGHT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....92 TO 97.  
24 HR TREND......UP 14 DEGREES.  
MIN HUMIDITY........5 TO 10 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........WINDS EAST 6 TO 11 MPH BECOMING WEST IN THE  
AFTERNOON. GUSTS TO 25 MPH.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 90S. EAST WINDS AROUND  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST  
WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 90S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.    
THURSDAY
 
NOT AS WARM. MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.  
 

 
 
CAZ248-212130-  
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS - THE INLAND EMPIRE-  
255 AM PDT SAT OCT 21 2017  
 
...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 6 PM PDT  
TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....76 TO 85.  
24 HR TREND......UP 12 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......DOWN 40 PERCENT.  
WIND (20 FT)........WINDS NORTH 6 TO 12 MPH WITH GUSTS TO 25 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....50 TO 60.  
24 HR TREND......UP 4 DEGREES.  
MAX HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......DOWN 75 PERCENT.  
WIND (20 FT)........WINDS EAST 6 TO 8 MPH BECOMING NORTH 6 TO 10  
MPH WITH GUSTS TO 20 MPH AFTER MIDNIGHT.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....87 TO 96.  
24 HR TREND......UP 11 DEGREES.  
MIN HUMIDITY........5 TO 10 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS EAST 6 TO 11 MPH BECOMING NORTH IN THE  
AFTERNOON. GUSTS TO 25 MPH.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 90S. NORTH WINDS  
AROUND 12 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST  
WINDS AROUND 12 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 90S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.    
THURSDAY
 
NOT AS WARM. MOSTLY SUNNY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
CAZ255-212130-  
SAN BERNARDINO COUNTY MOUNTAINS-  
INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF  
THE SAN BERNARDINO NATIONAL FOREST-  
255 AM PDT SAT OCT 21 2017  
 
...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 6 PM PDT  
TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....61 TO 71.  
24 HR TREND......UP 10 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH 6 TO 16 MPH WITH GUSTS TO 30 MPH.  
RIDGETOP.........WINDS NORTH 6 TO 12 MPH WITH GUSTS TO 25 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....30 TO 40 ABOVE 6000 FEET TO 41 TO 51 BELOW 6000  
FEET.  
24 HR TREND......UP 3 DEGREES.  
MAX HUMIDITY........25 TO 35 PERCENT.  
24 HR TREND......DOWN 75 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH 6 TO 9 MPH WITH GUSTS TO 20 MPH.  
RIDGETOP.........WINDS NORTH AROUND 6 MPH IN THE EVENING  
BECOMING VARIABLE 2 TO 5 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....68 TO 78 ABOVE 6000 FEET TO 73 TO 79 BELOW 6000  
FEET.  
24 HR TREND......UP 11 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH 6 TO 10 MPH WITH GUSTS TO 20 MPH.  
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING EAST AROUND 6 MPH  
IN THE AFTERNOON.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST  
WINDS AROUND 6 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS  
AROUND 12 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST  
WINDS AROUND 12 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.  
 

 
 
CAZ256-212130-  
RIVERSIDE COUNTY MOUNTAINS-  
INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO  
NATIONAL FOREST-  
255 AM PDT SAT OCT 21 2017  
 
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH  
TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 66 ABOVE 6000 FEET TO 63 TO 73 BELOW  
6000 FEET.  
24 HR TREND......UP 12 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......DOWN 70 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 10 MPH WITH GUSTS TO 20 MPH.  
RIDGETOP.........WINDS NORTH AROUND 6 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....38 TO 48.  
24 HR TREND......UP 5 DEGREES.  
MAX HUMIDITY........15 TO 20 PERCENT ON DESERT SLOPES TO 20 TO 30  
PERCENT ON COASTAL SLOPES.  
24 HR TREND......DOWN 75 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 10 MPH WITH GUSTS TO 20 MPH.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....67 TO 77 ABOVE 6000 FEET TO 72 TO 82 BELOW 6000  
FEET.  
24 HR TREND......UP 9 DEGREES.  
MIN HUMIDITY........10 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 11 MPH WITH GUSTS TO 25 MPH.  
RIDGETOP.........VARIABLE 1 TO 3 MPH.  
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.  
NORTHEAST WINDS AROUND 6 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. NORTHEAST WINDS AROUND  
12 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST  
WINDS AROUND 14 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
CAZ257-212130-  
SANTA ANA MOUNTAINS-  
INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL  
FOREST-  
255 AM PDT SAT OCT 21 2017  
 
...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 6 PM PDT  
TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....71 TO 81.  
24 HR TREND......UP 15 DEGREES.  
MIN HUMIDITY........10 TO 15 PERCENT.  
24 HR TREND......DOWN 50 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH 6 TO 14 MPH WITH GUSTS TO 30 MPH.  
RIDGETOP.........WINDS NORTH 6 TO 14 MPH WITH GUSTS TO 30 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....57 TO 66.  
24 HR TREND......UP 11 DEGREES.  
MAX HUMIDITY........20 TO 30 PERCENT.  
24 HR TREND......DOWN 75 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTH 6 TO 12 MPH WITH GUSTS TO 25 MPH.  
RIDGETOP.........WINDS NORTH 6 TO 11 MPH WITH GUSTS TO 20 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....82 TO 92.  
24 HR TREND......UP 13 DEGREES.  
MIN HUMIDITY........10 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS NORTHEAST 6 TO 12 MPH WITH GUSTS TO 25  
MPH.  
RIDGETOP.........WINDS NORTH 6 TO 11 MPH. GUSTS TO 20 MPH IN THE  
MORNING.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S. NORTH WINDS AROUND  
11 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 70. NORTHEAST WINDS  
AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 90.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
NOT AS WARM. MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 

 
 
CAZ258-212130-  
SAN DIEGO COUNTY MOUNTAINS-  
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE  
CLEVELAND NATIONAL FOREST-  
255 AM PDT SAT OCT 21 2017  
 
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH  
TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....64 TO 74.  
24 HR TREND......UP 17 DEGREES.  
MIN HUMIDITY........15 PERCENT.  
24 HR TREND......DOWN 85 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 14 MPH WITH GUSTS TO 30 MPH.  
RIDGETOP.........WINDS EAST 6 TO 12 MPH WITH GUSTS TO 25 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....43 TO 53.  
24 HR TREND......UP 7 DEGREES.  
MAX HUMIDITY........15 TO 25 PERCENT.  
24 HR TREND......DOWN 75 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 12 MPH WITH GUSTS TO 25 MPH.  
RIDGETOP.........WINDS EAST 6 TO 11 MPH WITH GUSTS TO 20 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....75 TO 85.  
24 HR TREND......UP 5 DEGREES.  
MIN HUMIDITY........10 PERCENT.  
24 HR TREND......DOWN 5 PERCENT.  
WIND (20 FT)........  
SLOPES...........WINDS EAST 6 TO 15 MPH WITH GUSTS TO 30 MPH.  
RIDGETOP.........WINDS EAST 6 TO 12 MPH WITH GUSTS TO 25 MPH.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
WARMER. MOSTLY CLEAR. LOWS AROUND 60. EAST WINDS  
AROUND 7 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS AROUND  
13 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST  
WINDS AROUND 12 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
CAZ260-212130-  
VICTOR VALLEY-APPLE VALLEY-LUCERNE VALLEY-JOHNSON VALLEY-  
255 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....69 TO 74.  
24 HR TREND......UP 7 DEGREES.  
MIN HUMIDITY........10 PERCENT.  
24 HR TREND......DOWN 30 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 9 MPH WITH GUSTS TO 20 MPH  
BECOMING NORTHEAST AROUND 6 MPH IN THE  
AFTERNOON.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....41 TO 50.  
24 HR TREND......UP 6 DEGREES.  
MAX HUMIDITY........25 TO 30 PERCENT.  
24 HR TREND......DOWN 40 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....80 TO 85.  
24 HR TREND......UP 10 DEGREES.  
MIN HUMIDITY........10 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING NORTHEAST 6 TO 8  
MPH IN THE AFTERNOON.  
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 MID 80S. NORTHEAST WINDS  
AROUND 6 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST  
WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 80S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.  
 

 
 
CAZ261-262-265-212130-  
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-  
255 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....84 TO 89.  
24 HR TREND......UP 6 DEGREES.  
MIN HUMIDITY........5 TO 10 PERCENT.  
24 HR TREND......DOWN 15 PERCENT.  
WIND (20 FT)........WINDS NORTH 6 TO 14 MPH WITH GUSTS TO 30 MPH.  
LAL.................1.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....54 TO 64.  
24 HR TREND......UP 5 DEGREES.  
MAX HUMIDITY........15 TO 20 PERCENT.  
24 HR TREND......DOWN 40 PERCENT.  
WIND (20 FT)........WINDS WEST 6 TO 8 MPH.  
LAL.................1.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....91 TO 96.  
24 HR TREND......UP 8 DEGREES.  
MIN HUMIDITY........5 TO 10 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
WIND (20 FT)........WINDS WEST 6 TO 8 MPH IN THE MORNING BECOMING  
VARIABLE 2 TO 4 MPH.  
LAL.................1.  
 
FORECAST DAYS 3 THROUGH 7...  
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED  
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. LIGHT WINDS.   
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 90S. NORTH WINDS  
AROUND 8 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 70. WEST WINDS AROUND  
9 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 90S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 90S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.  
 

 
 
17  
 
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