349  
WGUS56 KSGX 112154  
FFWSGX  
CAC073-112300-  
/O.NEW.KSGX.FF.W.0007.260811T2154Z-260811T2300Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
ISSUED BY NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  
254 PM PDT TUE AUG 11 2026  
 
THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
A SMALL PORTION OF NORTHEASTERN SAN DIEGO COUNTY IN SOUTHWESTERN  
CALIFORNIA...  
 
* UNTIL 400 PM PDT.  
 
* AT 254 PM PDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING  
HEAVY RAIN ACROSS THE WARNED AREA. THE EXPECTED RAINFALL RATE IS 1  
TO 2 INCHES IN 1 HOUR. FLASH FLOODING IS ONGOING OR EXPECTED TO  
BEGIN SHORTLY.  
 
HAZARD...LIFE THREATENING FLASH FLOODING. THUNDERSTORMS PRODUCING  
FLASH FLOODING.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...LIFE THREATENING FLASH FLOODING OF CREEKS AND STREAMS,  
URBAN AREAS, HIGHWAYS, STREETS AND UNDERPASSES.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
WARNER SPRINGS, HWY 79 BETWEEN SANTA YSABEL AND WARNER SPRINGS, HWY  
S2 BETWEEN HWY 79 AND HWY 78, RANCHITA, HWY 79 BETWEEN WARNER  
SPRINGS AND OAK GROVE, LOS COYOTES INDIAN RESERVATION AND SANTA  
YSABEL INDIAN RESERVATION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE  
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED  
ROADS. FIND AN ALTERNATE ROUTE.  
 

 
 
LAT...LON 3319 11669 3329 11671 3334 11663 3328 11660  
3328 11651 3324 11650 3318 11662  
 
FLASH FLOOD...RADAR INDICATED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR  
 

 
 
COHEN/LUND  
 
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