744  
WGUS43 KDMX 041139  
FLWDMX  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
FLOOD WARNING  
NATIONAL WEATHER SERVICE DES MOINES IA  
639 AM CDT SAT JUL 4 2026  
 
...THE NATIONAL WEATHER SERVICE IN DES MOINES IA HAS ISSUED A FLOOD  
WARNING FOR THE FOLLOWING RIVERS IN IOWA...  
 
SOUTH SKUNK RIVER AT COLFAX AFFECTING POLK, JASPER AND MARION  
COUNTIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR THE LATEST STREAM OBSERVATIONS AND FORECASTS REFER TO  
WEATHER.GOV/DESMOINES/WATER.  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
RIVER FORECASTS INCLUDE OBSERVED PRECIPITATION PLUS FORECAST  
PRECIPITATION OVER THE NEXT 24 HOURS.  
 

 
 
IAC099-125-153-050745-  
/O.NEW.KDMX.FL.W.0010.260704T1400Z-260708T1246Z/  
/CFXI4.2.ER.260704T1400Z.260707T0000Z.260708T0645Z.NO/  
639 AM CDT SAT JUL 4 2026  
   
..FLOOD WARNING IN EFFECT UNTIL WEDNESDAY MORNING
 
   
..REPLACES RIVER FLOOD WATCH
 
 
* WHAT...MODERATE FLOODING IS FORECAST.  
 
* WHERE...THE SOUTH SKUNK RIVER AT COLFAX, OR FROM THE JASPER-POLK  
COUNTY LINE TO THE JASPER-MARION COUNTY LINE.  
 
* WHEN...UNTIL WEDNESDAY MORNING.  
 
* IMPACTS...AT 20.9 FEET, WATER AFFECTS THE LEVEE NEAR THE IOWA 117  
BRIDGE AS WELL AS THE FIRST TWO DOWNTOWN BLOCKS OF COLFAX ADJACENT  
TO THE RIVER.  
 
* ADDITIONAL DETAILS...  
- AT 5:45 AM CDT SATURDAY THE STAGE WAS 17.8 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE  
LATE THIS MORNING TO A CREST OF 20.9 FEET MONDAY EVENING. IT  
WILL THEN FALL BELOW FLOOD STAGE EARLY WEDNESDAY MORNING.  
- FLOOD STAGE IS 18.0 FEET.  
 

 
 
LAT...LON 4141 9287 4159 9316 4168 9335 4176 9335  
4170 9309 4151 9287  
 

 
 
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