494  
WGUS53 KOAX 131025  
FFWOAX  
IAC133-NEC173-131330-  
/O.NEW.KOAX.FF.W.0031.260813T1025Z-260813T1330Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE  
525 AM CDT THU AUG 13 2026  
 
THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
NORTHERN MONONA COUNTY IN WEST CENTRAL IOWA...  
THURSTON COUNTY IN NORTHEASTERN NEBRASKA...  
 
* UNTIL 830 AM CDT.  
 
* AT 525 AM CDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING  
HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN 2 AND 5 INCHES OF RAIN  
HAVE FALLEN, WITH MUCH OF IT FALLING IN LESS THAN AN HOUR.  
ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE POSSIBLE IN THE WARNED  
AREA. FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN AREAS,  
HIGHWAYS, STREETS AND UNDERPASSES AS WELL AS OTHER POOR  
DRAINAGE AND LOW-LYING AREAS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
ONAWA, MAPLETON, WALTHILL, WHITING, UTE, ROSALIE, CASTANA,  
THURSTON, MACY, RODNEY, LEWIS AND CLARK STATE PARK, KENNEBEC, OMAHA  
RESERVATION AND WINNEBAGO RESERVATION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 

 
 
LAT...LON 4223 9676 4222 9635 4221 9634 4221 9567  
4205 9567 4203 9622 4204 9623 4204 9625  
4205 9627 4205 9631 4202 9631 4202 9655  
4206 9656 4209 9656 4209 9662  
 
FLASH FLOOD...RADAR INDICATED  
EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR  
 

 
 
BARJENBRUCH  
 
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