033  
WWUS53 KDMX 021430  
SQWDMX  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SNOW SQUALL WARNING  
NATIONAL WEATHER SERVICE DES MOINES IA  
830 AM CST THU JAN 2 2025  
 
IAC015-049-099-121-125-127-153-169-181-021530-  
/O.NEW.KDMX.SQ.W.0003.250102T1430Z-250102T1530Z/  
POLK IA-STORY IA-MARSHALL IA-MADISON IA-MARION IA-JASPER IA-BOONE IA-  
DALLAS IA-WARREN IA-  
830 AM CST THU JAN 2 2025  
 
THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A  
 
* SNOW SQUALL WARNING FOR...  
POLK COUNTY IN CENTRAL IOWA...  
STORY COUNTY IN CENTRAL IOWA...  
MARSHALL COUNTY IN CENTRAL IOWA...  
EASTERN MADISON COUNTY IN SOUTH CENTRAL IOWA...  
MARION COUNTY IN SOUTH CENTRAL IOWA...  
JASPER COUNTY IN CENTRAL IOWA...  
EASTERN BOONE COUNTY IN CENTRAL IOWA...  
SOUTHEASTERN DALLAS COUNTY IN CENTRAL IOWA...  
WARREN COUNTY IN SOUTH CENTRAL IOWA...  
 
* UNTIL 930 AM CST.  
 
* AT 829 AM CST, A DANGEROUS SNOW SQUALL WAS LOCATED ALONG A LINE  
EXTENDING FROM 4 MILES NORTHWEST OF NEVADA TO NEAR BONDURANT TO  
NEAR NEW VIRGINIA, MOVING EAST AT 35 MPH.  
 
HAZARD...INTENSE BURSTS OF HEAVY SNOW SIGNIFICANTLY REDUCING THE  
VISIBILITY BELOW A HALF A MILE. WINDS ARE GENERALLY UNDER  
15 MPH, BUT ANY WIND WILL BLOW THE SNOW AND FURTHER  
REDUCE THE VISIBILITY.  
 
SOURCE...RADAR AND WEBCAMS.  
 
IMPACT...TRAVEL WILL BECOME DIFFICULT AND POTENTIALLY DANGEROUS  
WITHIN MINUTES.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
INTERSTATE 35 BETWEEN MILE MARKERS 45 AND 72, AND BETWEEN MILE  
MARKERS 87 AND 124.  
INTERSTATE 80 BETWEEN MILE MARKERS 119 AND 177.  
INTERSTATE 235 BETWEEN MILE MARKERS 1 AND 14.  
 
LOCATIONS IMPACTED INCLUDE...  
DES MOINES, AMES, WEST DES MOINES, ANKENY, URBANDALE, MARSHALLTOWN,  
JOHNSTON, CLIVE, NEWTON, INDIANOLA, ALTOONA, WAUKEE, PELLA, NORWALK,  
PLEASANT HILL, GRIMES, KNOXVILLE, NEVADA, WINDSOR HEIGHTS, AND  
CARLISLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN! RAPID CHANGES IN VISIBILITY AND ROAD CONDITIONS ARE  
EXPECTED WITH THIS DANGEROUS SNOW SQUALL. BE ALERT FOR SUDDEN  
WHITEOUT CONDITIONS.  
 

 
 
LAT...LON 4218 9286 4170 9282 4116 9302 4118 9403  
4167 9381 4219 9380  
TIME...MOT...LOC 1429Z 272DEG 29KT 4207 9353 4171 9349 4121 9370  
 
SNOW SQUALL...OBSERVED  
 

 
 
HAGENHOFF  
 
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