571  
WWUS20 KWNS 142149  
SEL9  
SPC WW 142149  
IAZ000-MOZ000-NEZ000-150500-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
TORNADO WATCH NUMBER 669  
NWS STORM PREDICTION CENTER NORMAN OK  
450 PM CDT MON SEP 14 2026  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* TORNADO WATCH FOR PORTIONS OF  
WESTERN INTO CENTRAL IOWA  
FAR NORTHWEST MISSOURI  
EASTERN NEBRASKA  
 
* EFFECTIVE THIS MONDAY AFTERNOON FROM 450 PM UNTIL MIDNIGHT CDT.  
 
* PRIMARY THREATS INCLUDE...  
A COUPLE TORNADOES POSSIBLE  
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 80  
MPH LIKELY  
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2  
INCHES IN DIAMETER POSSIBLE  
 
SUMMARY...SCATTERED SEVERE THUNDERSTORMS ARE FORECAST TO DEVELOP AND  
INTENSIFY THIS EVENING. A COUPLE OF TORNADOES ARE POSSIBLE, AS WELL  
AS SCATTERED SEVERE GUSTS (60 TO 80 MPH) AND LARGE HAIL (1 TO 2  
INCHES IN DIAMETER). THE GREATEST TORNADO RISK WILL LIKELY FOCUS  
WITH SUPERCELL ACTIVITY THIS EVENING, BUT A LINGERING TORNADO THREAT  
MAY EXTEND INTO THE LATE EVENING AS STORMS GROW UPSCALE INTO A  
SQUALL LINE.  
 
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES  
NORTH AND SOUTH OF A LINE FROM 30 MILES WEST SOUTHWEST OF LINCOLN NE  
TO 5 MILES NORTHEAST OF DES MOINES IA. FOR A COMPLETE DEPICTION OF  
THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS  
WOU9).  
 
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 668...  
 
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL  
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND  
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN  
STORM MOTION VECTOR 24030.  
 
...SMITH  
 
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