578  
WWUS54 KTSA 202048  
SVSTSA  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE TULSA OK  
348 PM CDT SUN SEP 20 2026  
 
OKC041-115-202130-  
/O.CON.KTSA.SV.W.0381.000000T0000Z-260920T2130Z/  
DELAWARE OK-OTTAWA OK-  
348 PM CDT SUN SEP 20 2026  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM CDT  
FOR NORTHWESTERN DELAWARE AND SOUTHERN OTTAWA COUNTIES...  
 
AT 348 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED OVER BERNICE STATE  
PARK, MOVING NORTHEAST AT 25 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO  
ROOFS, SIDING, AND TREES.  
 
LOCATIONS IN OR NEAR THE PATH INCLUDE...  
GROVE... FAIRLAND...  
AFTON... BERNICE...  
WYANDOTTE... HONEY CREEK STATE PARK...  
BERNICE STATE PARK... OTTAWA...  
TWIN BRIDGES STATE PARK... ZENA...  
 
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 295 AND 308, AND  
BETWEEN MILE MARKERS 311 AND 312.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
 
 
LAT...LON 3678 9461 3663 9462 3649 9483 3660 9498  
3668 9500 3692 9481  
TIME...MOT...LOC 2048Z 225DEG 21KT 3663 9487  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
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