343  
ACUS11 KWNS 080329  
SWOMCD  
SPC MCD 080329  
TXZ000-080500-  
 
MESOSCALE DISCUSSION 0175  
NWS STORM PREDICTION CENTER NORMAN OK  
0929 PM CST SAT MAR 07 2026  
 
AREAS AFFECTED...DEEP SOUTH TEXAS  
 
CONCERNING...SEVERE THUNDERSTORM WATCH 27...  
 
VALID 080329Z - 080500Z  
 
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 27  
CONTINUES.  
 
SUMMARY...ISOLATED SEVERE THUNDERSTORMS REMAIN POSSIBLE ACROSS DEEP  
SOUTH TEXAS THE NEXT FEW HOURS. NEW SEVERE THUNDERSTORM WATCH IS NOT  
ANTICIPATED.  
 
DISCUSSION...SURFACE FRONT CONTINUES SAGGING SOUTH ACROSS DEEP SOUTH  
TX WITH THE BOUNDARY NOW EXTENDING FROM JIM WELLS TO ZAPATA COUNTY.  
MOST OF THE STRONGER ELEVATED CONVECTION HAS WEAKENED OR DISSIPATED,  
BUT ISOLATED STRONG/SEVERE THUNDERSTORMS ARE NOW FOCUSED ALONG THE  
WIND SHIFT ACROSS THIS REGION. LATEST RADAR DATA SUGGESTS THE  
STRONGEST UPDRAFTS ARE JUST ACROSS THE RIO GRANDE RIVER OVER  
NORTHEAST MEXICO, AND THIS ACTIVITY IS LIKELY ONLY PRODUCING HAIL  
NEAR 1 INCH IN DIAMETER. LOSS OF HEATING WILL LIKELY RESULT IN  
GRADUAL WEAKENING OF THIS ACTIVITY AND A NEW WATCH IS NOT  
ANTICIPATED.  
 
..DARROW.. 03/08/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT  
 
ATTN...WFO...CRP...BRO...  
 
LAT...LON 27029965 28119846 27919777 27109827 26359906 27029965  
 
MOST PROBABLE PEAK WIND GUST...UP TO 60 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN  
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