953  
WWUS20 KWNS 191950  
SEL0  
SPC WW 191950  
IAZ000-KSZ000-MOZ000-200100-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 600  
NWS STORM PREDICTION CENTER NORMAN OK  
250 PM CDT WED AUG 19 2026  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
FAR SOUTHWEST IOWA  
FAR NORTHEAST KANSAS  
NORTHWEST MISSOURI  
 
* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 250 PM  
UNTIL 800 PM CDT.  
 
* PRIMARY THREATS INCLUDE...  
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75  
MPH POSSIBLE  
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE  
 
SUMMARY...A BOWING SEGMENT AND A SUPERCELL OR TWO WILL CONTINUE TO  
DEVELOP AND MOVE INTO THE WATCH AREA THIS AFTERNOON, WITH THE SEVERE  
THREAT PERSISTING INTO THE EARLY EVENING. SEVERE GUSTS 60 TO 75 MPH  
ARE THE PRIMARY HAZARD, BUT ISOLATED LARGE HAIL MAY ACCOMPANY THE  
STRONGER THUNDERSTORM CORES.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 35  
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST NORTHWEST  
OF FALLS CITY NE TO 60 MILES EAST NORTHEAST OF SAINT JOSEPH MO. FOR  
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE  
UPDATE (WOUS64 KWNS WOU0).  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE  
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE  
TORNADOES.  
 

 
 
OTHER WATCH INFORMATION...CONTINUE...WW 599...  
 
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO  
1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A  
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR  
29035.  
 
...SMITH  
 
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