038  
WWUS20 KWNS 172144  
SEL1  
SPC WW 172144  
IAZ000-NEZ000-180500-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
TORNADO WATCH NUMBER 141  
NWS STORM PREDICTION CENTER NORMAN OK  
445 PM CDT THU APR 17 2025  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* TORNADO WATCH FOR PORTIONS OF  
WESTERN IOWA  
EASTERN NEBRASKA  
 
* EFFECTIVE THIS THURSDAY AFTERNOON FROM 445 PM UNTIL MIDNIGHT  
CDT.  
 
* PRIMARY THREATS INCLUDE...  
A COUPLE TORNADOES POSSIBLE  
SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS  
TO 3 INCHES IN DIAMETER POSSIBLE  
SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE  
 
SUMMARY...SEVERE STORMS ARE EXPECTED TO INCREASE FROM WEST TO EAST  
NEAR A BOUNDARY THAT EXTENDS ACROSS THE REGION. LARGE HAIL WILL BE  
THE MOST COMMON RISK, BUT DAMAGING WINDS ARE ALSO EXPECTED, AND A  
RISK FOR TORNADOES WILL INCREASE THROUGH EARLY EVENING.  
 
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES  
NORTH AND SOUTH OF A LINE FROM 55 MILES SOUTHEAST OF DENISON IA TO  
60 MILES SOUTHWEST OF COLUMBUS NE. FOR A COMPLETE DEPICTION OF THE  
WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR  
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH  
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR  
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS  
AND POSSIBLE WARNINGS.  
 
 
 
OTHER WATCH INFORMATION...CONTINUE...WW 140...  
 
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL  
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND  
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN  
STORM MOTION VECTOR 24025.  
 
...GUYER  
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