031  
ACUS11 KWNS 261236  
SWOMCD  
SPC MCD 261235  
ARZ000-MOZ000-OKZ000-261430-  
 
MESOSCALE DISCUSSION 0524  
NWS STORM PREDICTION CENTER NORMAN OK  
0735 AM CDT FRI APR 26 2024  
 
AREAS AFFECTED...EASTERN OK TO SOUTHWEST MO/WESTERN AR  
 
CONCERNING...TORNADO WATCH 138...  
 
VALID 261235Z - 261430Z  
 
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 138 CONTINUES.  
 
SUMMARY...SEVERE THUNDERSTORMS INCLUDING THE POTENTIAL FOR PRIMARILY  
DAMAGING WINDS AND A COUPLE TORNADOES CONTINUES ACROSS EASTERN  
OKLAHOMA, AND MAY DEVELOP INTO FAR WESTERN ARKANSAS AND POSSIBLY  
SOUTHWEST MISSOURI. TORNADO WATCH 138 CONTINUES FOR EASTERN  
OKLAHOMA, AND DOWNSTREAM ARKANSAS/SOUTHWEST MISSOURI AREAS ARE BEING  
MONITORED FOR POSSIBLE BUT UNCERTAIN WATCH ISSUANCE IN THE SHORT  
TERM.  
 
DISCUSSION...A WELL-ORGANIZED SQUALL LINE WITH  
LEWP/NORTHERN-PERIPHERAL BOWING CHARACTERISTICS CONTINUES ACROSS  
EASTERN OKLAHOMA, WITH BOW-RELATED NORTHEASTWARD STORM MOTIONS  
AROUND 50 KT. THE MOST INTENSE PORTION OF THE SQUALL LINE AND  
GREATEST SHORT-TERM SEVERE RISK SHOULD BE FOCUSED WHERE THE  
CONVECTIVE LINE INTERCEPTS THE WARM FRONT (AND JUST A BIT NORTH  
THEREOF) IN THE GENERAL VICINITY OF I-40 IN FAR EASTERN OKLAHOMA  
INTO WEST/NORTHWEST ARKANSAS. FARTHER NORTH, THE SEVERE-POTENTIAL  
LONGEVITY OF THE SURGING BOWING PORTION OF THE LINE IS A BIT MORE  
UNCERTAIN WITH NORTHWARD EXTENT, GIVEN THAT THE BOWING LINE WILL  
GRADUALLY ENCOUNTER AN INCREASINGLY MORE STABLE BOUNDARY LAYER (0.5  
KM AGL DEEP PER 12Z SPRINGFIELD MO OBSERVED SOUNDING).  
 
..GUYER.. 04/26/2024  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...LZK...SGF...SHV...TSA...OUN...  
 
LAT...LON 36019526 36629549 37029389 35829350 34309458 34369589  
35219576 36019526  
 
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