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SPC MD 250

MD 0250 CONCERNING TORNADO WATCH 44… FOR EASTERN NC AND THE OUTER BANKS


Mesoscale Discussion 0250
NWS Storm Prediction Center Norman OK
0839 AM CST Sat Mar 12 2022

Areas affected...eastern NC and the Outer Banks

Concerning...Tornado Watch 44...

Valid 121439Z - 121545Z

The severe weather threat for Tornado Watch 44 continues.

SUMMARY...Damaging gusts and a tornado or two remain possible the
next 1-2 hours across eastern NC and the Outer Banks.

DISCUSSION...Strong thunderstorms will continue shifting
east/northeast across the eastern NC coastal plain and Outer Banks
over the next 1-2 hours. Recent radar data indicates a well
developed LEWP/QLCS near the surface cold front. Wilmington NC
recently reported a gust to 51 kt with this activity. Intense
low-level flow near 60 kt just a couple hundred feet off the ground,
and increasing with height, will continue to support severe gusts as
the line shifts eastward across a weakly unstable environment.
Low-level winds are mostly veered ahead of the line, resulting in
poor directional shear. However, stronger speed shear in the lowest
1-2 km could still provide support for some transient rotation in
mesovortex-like structures along the line, and a brief spin-up could
occur. The line of convection should clear the coastal areas and
Outer Banks by around 16z.

..Leitman.. 03/12/2022

...Please see www.spc.noaa.gov for graphic product...

ATTN...WFO...AKQ...MHX...RAH...ILM...

LAT...LON   35227759 36477609 36517576 36317519 35737489 35317508
            34847535 34297635 33707754 33747815 34077851 34447841
            35227759 

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