124
ACUS11 KWNS 202248
SWOMCD
SPC MCD 202247
ALZ000-TNZ000-210045-
MESOSCALE DISCUSSION 0912
NWS STORM PREDICTION CENTER NORMAN OK
0547 PM CDT TUE MAY 20 2025
AREAS AFFECTED...FAR NORTHERN ALABAMA
CONCERNING...TORNADO WATCH 305...
VALID 202247Z - 210045Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 305 CONTINUES.
SUMMARY...A THREAT FOR TORNADOES, VERY LARGE HAIL AND WIND DAMAGE
WILL CONTINUE OVER THE NEXT COUPLE OF HOURS ACROSS FAR NORTHERN
ALABAMA.
DISCUSSION...THE LATEST HI-RESOLUTION RADAR IMAGERY FROM HUNTSVILLE,
SHOWS TWO INTENSE SUPERCELLS ACROSS FAR NORTHERN ALABAMA. THESE
STORMS ARE LOCATED NEAR AN AXIS OF MODERATE INSTABILITY, WHERE THE
RAP HAS MLCAPE AROUND 2500 J/KG. THE LATEST WSR-88D VWP IN THE
VICINITY OF THE STORMS HAS 0-6 KM SHEAR OF 45 TO 50 KNOTS, 0-3 KM
STORM-RELATIVE HELICITY NEAR 200 M2/S2, AND A CURVED HODOGRAPH. THIS
ENVIRONMENT WILL CONTINUE TO SUPPORT INTENSE SUPERCELL DEVELOPMENT.
A TORNADO WILL BE POSSIBLE OVER THE NEXT HOUR, ESPECIALLY AS THESE
TWO SUPERCELLS INTERACT WITH EACH OTHER. THE SUPERCELLS COULD ALSO
PRODUCE VERY LARGE HAIL AND WIND DAMAGE.
..BROYLES.. 05/20/2025
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
ATTN...WFO...OHX...HUN...
LAT...LON 35008647 34988716 34978749 34938774 34808787 34678788
34548771 34488724 34488683 34488623 34688598 34888601
34998620 35008647
MOST PROBABLE PEAK TORNADO INTENSITY...120-150 MPH
MOST PROBABLE PEAK WIND GUST...75-90 MPH
MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN
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