538  
WGUS86 KSGX 042234  
FLSSGX  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
334 PM PDT THU SEP 4 2025  
 
CAC073-042345-  
/O.NEW.KSGX.FA.Y.0046.250904T2234Z-250904T2334Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
SAN DIEGO CA-  
334 PM PDT THU SEP 4 2025  
   
..FLOOD ADVISORY IN EFFECT UNTIL 434 PM PDT THIS AFTERNOON
 
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.  
 
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA, INCLUDING THE FOLLOWING  
COUNTY, SAN DIEGO.  
 
* WHEN...UNTIL 434 PM PDT.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
WATER OVER ROADWAYS.  
 
* ADDITIONAL DETAILS...  
- AT 334 PM PDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO  
THUNDERSTORMS. MINOR FLOODING IS ONGOING OR EXPECTED TO BEGIN  
SHORTLY IN THE ADVISORY AREA.  
- ADDITIONAL RAINFALL AMOUNTS OF 0.25 TO 0.5 INCHES ARE  
EXPECTED OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN  
MINOR FLOODING.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
I-8 BETWEEN PINE VALLEY AND BOULEVARD, LAKE MORENA, CAMPO,  
PINE VALLEY, POTRERO, NORTHWESTERN BOULEVARD, LA POSTA INDIAN  
RESERVATION, CAMPO INDIAN RESERVATION, MANZANITA INDIAN  
RESERVATION AND LIVE OAK SPRINGS.  
- HTTPS://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 

 
 
LAT...LON 3263 11655 3280 11659 3283 11643 3269 11630  
 

 
 
SS  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page