161  
WGUS63 KFSD 300819  
FFAFSD  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
FLOOD WATCH  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
319 AM CDT MON SEP 30 2019  
 
IAZ014-021-022-031-032-301630-  
/O.NEW.KFSD.FF.A.0005.191001T0300Z-191002T0600Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
CLAY-CHEROKEE-BUENA VISTA-WOODBURY-IDA-  
INCLUDING THE CITIES OF SPENCER, CHEROKEE, STORM LAKE,  
SIOUX CITY, IDA GROVE, HOLSTEIN, AND BATTLE CREEK  
319 AM CDT MON SEP 30 2019  
 
...FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH LATE  
TUESDAY NIGHT...  
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A  
 
* FLASH FLOOD WATCH FOR PORTIONS OF NORTHWEST IOWA AND WEST  
CENTRAL IOWA, INCLUDING THE FOLLOWING AREAS, IN NORTHWEST  
IOWA, BUENA VISTA, CHEROKEE, AND CLAY. IN WEST CENTRAL IOWA,  
IDA AND WOODBURY.  
 
* FROM THIS EVENING THROUGH LATE TUESDAY NIGHT  
 
* THUNDERSTORMS WILL DEVELOP OVER THE AREA TONIGHT AND CONTINUE  
THROUGH TUESDAY NIGHT. STORMS RE-DEVELOPING OVER THE SAME AREAS  
WILL LEAD TO LOCALIZED FLASH FLOODING.  
 
* IMPACTS MAY INCLUDE QUICK RISES ON SMALLER STREAMS AND FLOODING  
OF LOW LYING AND POOR DRAINAGE AREAS. THIS WILL LIKELY BE MOST  
PROBLEMATIC IN URBAN AREAS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD  
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 

 
 

 
 
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