053  
WGUS86 KMTR 132321  
FLSMTR  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
421 PM PDT MON OCT 13 2025  
 
CAC081-087-140215-  
/O.NEW.KMTR.FA.Y.0050.251013T2321Z-251014T0215Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
SAN MATEO CA-SANTA CRUZ CA-  
421 PM PDT MON OCT 13 2025  
   
..FLOOD ADVISORY IN EFFECT UNTIL 715 PM PDT THIS EVENING
 
 
* WHAT...SMALL STREAM FLOODING CAUSED BY EXCESSIVE RAINFALL IS  
EXPECTED.  
 
* WHERE...A PORTION OF NORTHERN CALIFORNIA, INCLUDING THE FOLLOWING  
COUNTIES, SOUTHEASTERN SAN MATEO AND NORTHWESTERN SANTA CRUZ.  
 
* WHEN...UNTIL 715 PM PDT.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
WATER OVER ROADWAYS.  
 
* ADDITIONAL DETAILS...  
- AT 421 PM PDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES  
INDICATED HEAVY RAIN DUE TO THUNDERSTORMS. THIS WILL CAUSE  
SMALL STREAM FLOODING. BETWEEN 0.5 AND 1 INCH OF RAIN HAS  
FALLEN.  
- ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE EXPECTED OVER  
THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
SCOTTS VALLEY, BOULDER CREEK, BEN LOMOND AND FELTON.  
- HTTP://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 3714 12234 3715 12236 3717 12236 3718 12237  
3727 12215 3710 12195 3696 12211 3698 12215  
3703 12222 3708 12227 3710 12228 3709 12228  
3712 12231 3711 12234  
 

 
 
DIALH  
 
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