941  
ACUS11 KWNS 282221  
SWOMCD  
SPC MCD 282221  
LAZ000-TXZ000-290015-  
 
MESOSCALE DISCUSSION 2193  
NWS STORM PREDICTION CENTER NORMAN OK  
0521 PM CDT TUE OCT 28 2025  
 
AREAS AFFECTED...PARTS OF SOUTHEASTERN TEXAS INTO CENTRAL AND  
SOUTHWESTERN LOUISIANA  
 
CONCERNING...TORNADO WATCH 634...  
 
VALID 282221Z - 290015Z  
 
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 634 CONTINUES.  
 
SUMMARY...SCATTERED STRONG THUNDERSTORMS, INCLUDING A COUPLE OF  
SUPERCELLS POSING RISK FOR SEVERE HAIL AND POTENTIAL TO PRODUCE A  
TORNADO OR TWO, WILL CONTINUE DEVELOPING SOUTHEASTWARD ACROSS THE  
REGION THROUGH 7-8 PM CDT, BEFORE DIMINISHING.  
 
DISCUSSION...THE SOUTHEASTWARD ADVANCING COLD FRONT APPEARS TO BE  
RAPIDLY OVERTAKING THE PRECEDING NARROW CORRIDOR OF STRONGER  
INSTABILITY ACROSS THE MID/UPPER TEXAS COASTAL PLAIN INTO THE TEXAS  
PINEY WOODS. HOWEVER, MODEL OUTPUT SUGGESTS THAT BOUNDARY-LAYER  
MOISTURE ADVECTION AND SOUTHEASTWARD SPREADING MID/UPPER FORCING FOR  
ASCENT WILL SUPPORT SUFFICIENT DESTABILIZATION TO MAINTAIN VIGOROUS  
THUNDERSTORM ACTIVITY EAST-SOUTHEASTWARD INTO AND THROUGH MUCH OF  
SOUTHWESTERN AND PORTIONS OF CENTRAL LOUISIANA DURING THE NEXT FEW  
HOURS.  
 
THIS IS LIKELY TO INCLUDE CONTINUING GENERALLY DISCRETE THUNDERSTORM  
ACTIVITY. LOW-LEVEL HODOGRAPHS ARE STILL RATHER MODEST TO WEAK, BUT  
STRONG DEEP-LAYER SHEAR IS MORE THAN SUFFICIENT FOR SUPERCELLS  
POSING A RISK FOR SEVERE HAIL, WITH AT LEAST SOME POTENTIAL TO  
PRODUCE A TORNADO OR TWO INTO THE 00-01Z TIME FRAME.  
 
..KERR.. 10/28/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...LCH...SHV...HGX...  
 
LAT...LON 32229389 31519254 30179188 29589343 29409485 30019533  
30669483 31659447 32039419 32229389  
 
MOST PROBABLE PEAK TORNADO INTENSITY...85-115 MPH  
MOST PROBABLE PEAK WIND GUST...55-70 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN  
 
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