528
ACUS11 KWNS 292210
SWOMCD
SPC MCD 292210
PAZ000-MDZ000-WVZ000-VAZ000-292345-
MESOSCALE DISCUSSION 0609
NWS STORM PREDICTION CENTER NORMAN OK
0510 PM CDT TUE APR 29 2025
AREAS AFFECTED...CENTRAL APPALACHIANS
CONCERNING...SEVERE THUNDERSTORM WATCH 191...
VALID 292210Z - 292345Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 191
CONTINUES.
SUMMARY...DAMAGING WINDS ARE EXPECTED AHEAD OF A SQUALL LINE THIS
EVENING.
DISCUSSION...MATURE MCS IS PROGRESSING ACROSS THE UPPER OHIO VALLEY
EARLY THIS EVENING. LEADING EDGE OF THIS COMPLEX IS SURGING EAST IN
EXCESS OF 35KT AND DAMAGING WINDS HAVE BEEN NOTED ALONG THE LEADING
SQUALL LINE. LATEST DIAGNOSTIC DATA SUGGESTS A NARROW CORRIDOR OF
HIGHER INSTABILITY EXTENDS ACROSS THE EASTERN WV/MD PANHANDLE, AND
0-3KM LAPSE RATES ARE FAIRLY STEEP. THIS MCS SHOULD CONTINUE EAST
AND THE CURRENT WATCH MAY NEED TO BE EXTENDED TO ACCOUNT FOR THE
THIS ACTIVITY SPREADING BEYOND WW191.
..DARROW.. 04/29/2025
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
ATTN...WFO...CTP...LWX...PBZ...RLX...
LAT...LON 39358007 40397886 41307875 41157719 39987752 39097884
39358007
MOST PROBABLE PEAK TORNADO INTENSITY...85-115 MPH
MOST PROBABLE PEAK WIND GUST...55-70 MPH
MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN
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