204  
WWUS20 KWNS 192126  
SEL1  
SPC WW 192126  
COZ000-KSZ000-200400-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 671  
NWS STORM PREDICTION CENTER NORMAN OK  
330 PM MDT SAT SEP 19 2026  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
EASTERN COLORADO  
NORTHWEST KANSAS  
 
* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 330 PM UNTIL  
1000 PM MDT.  
 
* PRIMARY THREATS INCLUDE...  
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75  
MPH POSSIBLE  
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2  
INCHES IN DIAMETER POSSIBLE  
 
SUMMARY...ISOLATED BUT INTENSE THUNDERSTORMS ARE EXPECTED TO SPREAD  
EASTWARD ACROSS THE WATCH AREA THROUGH THE LATE AFTERNOON AND EARLY  
EVENING. DAMAGING WINDS WILL BE THE MAIN CONCERN, ALTHOUGH SOME  
RISK OF LARGE HAIL WILL ALSO ACCOMPANY THE STRONGEST CELLS.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 45  
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES WEST SOUTHWEST  
OF BURLINGTON CO TO 55 MILES EAST SOUTHEAST OF GOODLAND KS. FOR A  
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE  
UPDATE (WOUS64 KWNS WOU1).  
 
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 670...  
 
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO  
2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A  
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR  
27025.  
 
...HART  
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