791  
WGUS86 KSGX 042208  
FLSSGX  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
208 PM PST SUN JAN 4 2026  
 
CAC071-050015-  
/O.NEW.KSGX.FA.Y.0010.260104T2208Z-260105T0006Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
SAN BERNARDINO CA-  
208 PM PST SUN JAN 4 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 406 PM PST THIS AFTERNOON  
 
* WHAT...FLOODING CAUSED BY MODERATE RAINFALL IS EXPECTED.  
 
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA, INCLUDING THE FOLLOWING  
COUNTY, SAN BERNARDINO.  
 
* WHEN...UNTIL 406 PM PST.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
 
* ADDITIONAL DETAILS...  
- AT 206 PM PST, DOPPLER RADAR AND AUTOMATED RAIN GAUGES  
INDICATED MODERATE RAIN PRODUCING 0.30 INCHES OF RAIN PER  
HOUR. MINOR FLOODING AND ROCK SLIDES ARE ONGOING OR EXPECTED  
TO BEGIN SHORTLY IN THE ADVISORY AREA. BETWEEN 0.5 AND 0.75  
INCHES OF RAIN HAVE FALLEN OVER THE PAST 12 HOURS.  
- ADDITIONAL RAINFALL AMOUNTS OF 0.25 TO 0.5 INCHES ARE  
EXPECTED OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN  
MINOR FLOODING. MINOR ROCK SLIDES HAVE BEEN REPORTED ON  
HIGHWAY 330 SOUTH OF RUNNING SPRINGS  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
SAN BERNARDINO, REDLANDS, YUCAIPA, HIGHLAND, RUNNING SPRINGS,  
HWY 18 BETWEEN RUNNING SPRINGS AND BIG BEAR, ANGELUS OAKS,  
MOUNTAIN HOME VILLAGE, HWY 330 BETWEEN SAN BERNARDINO AND  
RUNNING SPRINGS AND HWY 18 BETWEEN RUNNING SPRINGS AND  
SKYFOREST. INCLUDING THE LINE FIRE BURN SCAR.  
- 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 3407 11707 3412 11721 3413 11720 3423 11717  
3422 11691 3412 11696  
 
 
 
CO  
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