|Mesoscale Discussion 256|
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Mesoscale Discussion 0256
NWS Storm Prediction Center Norman OK
0124 PM CDT Thu Mar 25 2021
Areas affected...much of eastern Mississippi into western Alabama
Concerning...Tornado Watch 50...
Valid 251824Z - 252030Z
The severe weather threat for Tornado Watch 50 continues.
SUMMARY...Storms are expected to intensify throughout the afternoon,
with several tornadic supercells possible including the threat of
DISCUSSION...Areal coverage of thunderstorms has increased over the
past 2 hours across central and into eastern MS, where a very moist
and unstable air mass exists. Low-level winds have veered in the
wake of the warm advection storms to the northeast, which has
temporarily reduced SRH and made for straight hodographs. Indeed, a
few storms have become left movers recently with hail threat.
However, SRH will increase again over the next several hours as the
surface low develops to the northwest. This should result in an SRH
gradient over eastern MS and favorable parameters space for strong
Current thinking is a few cells may consolidate into supercells out
of the larger area of storms. Additional storms are expected to form
along the front near the MS River as well. Strong southwest winds
aloft will bring all storms into an environment favorable for
...Please see www.spc.noaa.gov for graphic product...
LAT...LON 34188715 33478747 32978769 32538797 32008835 31728872
31638993 33078933 33158932 33948915 34388913 34828862
34928804 34898736 34708702 34378707 34188715
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