313  
WGUS56 KMTR 251056  
FFWMTR  
CAC075-081-251400-  
/O.NEW.KMTR.FF.W.0006.251225T1056Z-251225T1400Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
256 AM PST THU DEC 25 2025  
 
THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
SAN FRANCISCO COUNTY IN NORTHERN CALIFORNIA...  
NORTHWESTERN SAN MATEO COUNTY IN NORTHERN CALIFORNIA...  
 
* UNTIL 600 AM PST.  
 
* AT 256 AM PST, THE PUBLIC REPORTED HEAVY RAIN AND FLOODING ACROSS  
THE WARNED AREA. BETWEEN 0.5 AND 1 INCH OF RAIN HAS FALLEN. FLASH  
FLOODING IS ALREADY OCCURRING.  
 
HAZARD...LIFE THREATENING FLASH FLOODING. HEAVY RAIN PRODUCING  
FLASH FLOODING.  
 
SOURCE...PUBLIC REPORTED.  
 
IMPACT...LIFE THREATENING FLASH FLOODING OF CREEKS AND STREAMS,  
URBAN AREAS, HIGHWAYS, STREETS AND UNDERPASSES.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
SAN FRANCISCO, DALY CITY, SOUTH SAN FRANCISCO, SAN BRUNO, PACIFICA,  
MILLBRAE, BRISBANE, COLMA AND BROADMOOR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE  
DANGERS OF FLOODING.  
 
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 
 
 
LAT...LON 3781 12248 3781 12241 3777 12238 3775 12239  
3772 12236 3772 12239 3767 12238 3766 12240  
3766 12237 3763 12240 3762 12236 3757 12244  
3759 12250 3778 12251  
 
FLASH FLOOD...OBSERVED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
 
 
 
KR  
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