125  
ACUS11 KWNS 200056  
SWOMCD  
SPC MCD 200056  
KYZ000-INZ000-TNZ000-200300-  
 
MESOSCALE DISCUSSION 0251  
NWS STORM PREDICTION CENTER NORMAN OK  
0756 PM CDT WED MAR 19 2025  
 
AREAS AFFECTED...WEST-CENTRAL KENTUCKY INTO MIDDLE TENNESSEE  
 
CONCERNING...TORNADO WATCH 58...  
 
VALID 200056Z - 200300Z  
 
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 58 CONTINUES.  
 
SUMMARY...THE TORNADO AND DAMAGING WIND THREAT FOR THE NEXT FEW  
HOURS WILL LIKELY BE FOCUSED ACROSS PARTS OF CENTRAL TO WESTERN  
KENTUCKY AND INTO NORTHERN MIDDLE TENNESSEE.  
 
DISCUSSION...THUNDERSTORMS CONTINUE TO DEVELOP SOUTHWARD ALONG AND  
JUST AHEAD OF THE DRYLINE ACROSS WESTERN KY INTO WESTERN TN. WEAK  
STORM MOTIONS OFF THE BOUNDARY ARE FAVORING SLOW UPSCALE GROWTH INTO  
SEMI-DISCRETE CELLS AND CLUSTERS, BUT SEVERAL SHALLOW, BUT  
INTENSIFYING, DISCRETE CELLS HAVE RECENTLY DEVELOPED ACROSS MIDDLE  
TN AHEAD OF THE DEVELOPING LINE. THE DEEPER/MORE INTENSE CELLS ARE  
SHOWING SIGNS OF ORGANIZED MID-LEVEL MESOCYCLONES, SUGGESTING THAT  
THEY ARE BEGINNING TO REALIZE THE STRONGLY SHEARED ENVIRONMENT.  
RECENT VWP OBSERVATIONS FROM KOHX SHOW 1-2 KM WINDS INCREASING TO  
60-70 KNOTS AS THE LOW-LEVEL JET STRENGTHENS. MIDDLE TN IS LIKELY ON  
THE SOUTHERN PERIPHERY OF THE DEVELOPING LOW-LEVEL JET, BUT AS  
STORMS MOVE NORTH INTO THE STRONGER LOW-LEVEL FLOW/HIGHER SRH  
ENVIRONMENT THEY MAY CONTINUE TO ORGANIZE AND POSE A MORE ROBUST  
TORNADO/DAMAGING WIND THREAT IN THE COMING HOURS ACROSS PARTS OF  
WEST-CENTRAL KY AND NORTHERN MIDDLE TN. TO THE WEST, THE CONTINUED  
ORGANIZATION OF THE SQUALL LINE MAY FAVOR AND INCREASING DAMAGING  
WIND THREAT DOWNSTREAM. IT REMAINS UNCLEAR QUICKLY ONSET OF  
NOCTURNAL COOLING AND SLOWLY DIMINISHING BUOYANCY WILL OFFSET THIS  
POTENTIAL.  
 
..MOORE.. 03/20/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...LMK...OHX...PAH...MEG...  
 
LAT...LON 36528818 37178769 38008719 38248680 38378617 38228573  
37948565 37468573 36908581 36418606 36058633 35818668  
35638706 35738752 35848785 36028812 36208823 36528818  
 
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