329  
ACUS11 KWNS 260443  
SWOMCD  
SPC MCD 260442  
LAZ000-ARZ000-TXZ000-OKZ000-260645-  
 
MESOSCALE DISCUSSION 0542  
NWS STORM PREDICTION CENTER NORMAN OK  
1142 PM CDT SAT APR 25 2026  
 
AREAS AFFECTED...NORTHEASTERN TEXAS...SOUTHWESTERN  
ARKANSAS...NORTHWESTERN LOUISIANA  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 147...  
 
VALID 260442Z - 260645Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 147  
CONTINUES.  
 
SUMMARY...SEVERE THREAT CONTINUES WITHIN WW147.  
 
DISCUSSION...A PAIR OF SUPERCELLS CONTINUE TO TRACK SOUTH AND EAST  
SOUTHEASTERN ARKANSAS. THESE CELLS HAVE A HISTORY OF PRODUCING HAIL  
UP TO 2.75 INCHES IN DIAMETER AND CONTINUE TO HAVE HIGH MESH CORES.  
IN THE SHORT TERM, THESE WILL POSE THE GREATEST SEVERE RISK WITH THE  
PRIMARY THREAT BEING LARGE TO VERY LARGE HAIL. WHILE THESE STORMS  
ARE LIKELY ELEVATED, SHOULD THEY BE ABLE TO CONTINUE SOUTHWARD INTO  
THE WARMER AIR AND VICINITY OF MORE BACKED SURFACE FLOW, A TORNADO  
COULD BE POSSIBLE.  
 
CAM GUIDANCE SEEMS TO SUGGEST THAT EVENTUALLY, STORMS WILL CLUSTER  
AND MOVE ACROSS NORTHERN LOUISIANA THROUGH THE MORNING. THIS MAY  
LEAD TO A SHIFT IN POTENTIAL FOR STRONG TO SEVERE WIND. GIVEN THE  
DIURNAL STABILIZING OF THE BOUNDARY LAYER, WINDS MAY NOT MAKE IT TO  
THE SURFACE KEEPING THIS THREAT ISOLATED.  
 
..THORNTON.. 04/26/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...LZK...SHV...  
 
LAT...LON 33689513 34069364 33999312 33439229 33049221 32699221  
32309231 32189308 32439390 32749474 32879501 33689513  
 
MOST PROBABLE PEAK TORNADO INTENSITY...85-110 MPH  
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
MOST PROBABLE PEAK HAIL SIZE...2.00-3.50 IN  
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