590  
WWUS54 KTSA 202102  
SVSTSA  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE TULSA OK  
402 PM CDT SUN SEP 20 2026  
 
OKC041-115-202130-  
/O.CON.KTSA.SV.W.0381.000000T0000Z-260920T2130Z/  
DELAWARE OK-OTTAWA OK-  
402 PM CDT SUN SEP 20 2026  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM CDT  
FOR NORTH CENTRAL DELAWARE AND SOUTHEASTERN OTTAWA COUNTIES...  
 
AT 402 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED 4 MILES NORTHEAST OF  
BERNICE STATE PARK, MOVING NORTHEAST AT 20 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...EXPECT DAMAGE TO ROOFS, SIDING, AND TREES.  
 
LOCATIONS IN OR NEAR THE PATH INCLUDE...  
GROVE... FAIRLAND...  
BERNICE... WYANDOTTE...  
HONEY CREEK STATE PARK... BERNICE STATE PARK...  
OTTAWA... TWIN BRIDGES STATE PARK...  
 
THIS INCLUDES INTERSTATE 44 NEAR MILE MARKER 299.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
 
 
LAT...LON 3678 9461 3663 9462 3653 9484 3667 9496  
3689 9480  
TIME...MOT...LOC 2102Z 223DEG 19KT 3667 9483  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...0.88 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
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