339  
WWUS76 KSGX 210522  
NPWSGX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
922 PM PST FRI DEC 20 2024  
 
CAZ043-050-211400-  
/O.NEW.KSGX.FG.Y.0014.241221T0522Z-241221T1700Z/  
SAN DIEGO COUNTY COASTAL AREAS-SAN DIEGO COUNTY VALLEYS-  
INCLUDING THE CITIES OF OCEANSIDE, CARLSBAD, ESCONDIDO,  
ENCINITAS, CHULA VISTA, EL CAJON, LA MESA, POWAY, SAN DIEGO,  
NATIONAL CITY, SAN MARCOS, SANTEE, AND VISTA  
922 PM PST FRI DEC 20 2024  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM PST SATURDAY  
 
* WHAT...AREAS OF DENSE FOG WITH VISIBILITY LESS THAN ONE-QUARTER  
MILE WILL OCCUR AT TIMES THROUGH MID-MORNING SATURDAY. THE DENSE  
FOG WILL BE MOST PREVALENT ON THE MESAS BUT WILL LIKELY DEVELOP  
NEAR SEA LEVEL AS WELL BY SUNRISE SATURDAY.  
 
* WHERE...SAN DIEGO COUNTY COASTAL AREAS AND SAN DIEGO COUNTY  
VALLEYS.  
 
* WHEN...UNTIL 9 AM PST SATURDAY.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 
 
 
 
 
MAXWELL  
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