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SPC MD 490

MD 0490 CONCERNING SEVERE POTENTIAL…WATCH UNLIKELY FOR PORTIONS OF WESTERN AND NORTHERN AL INTO EAST-CENTRAL MS

MD 0490 Image


Mesoscale Discussion 0490
NWS Storm Prediction Center Norman OK
0348 PM CDT Wed Apr 05 2023

Areas affected...portions of western and northern AL into
east-central MS

Concerning...Severe potential...Watch unlikely 

Valid 052048Z - 052215Z

Probability of Watch Issuance...20 percent

SUMMARY...Severe potential is expected to diminish with eastward
extent into parts of northern/western Alabama and east-central
Mississippi. However, locally gusty winds and small hail may
accompany strong cells through this evening. A watch is not expected
at this time.

DISCUSSION...Strong to severe thunderstorms along an
eastward-advancing cold front are ongoing from Middle Tennessee into
central Mississippi late this afternoon. This activity will continue
to shift northeast through the evening into parts of
northern/central AL and east-central MS. Instability and shear
across the downstream environment begins to wane across AL despite a
warm and moist boundary-layer. An isolated strong storm or two could
persist before weakening, producing locally strong gusts or small
hail. Overall severe potential appears low at this time. A watch
downstream from WW 129 and 130 is not expected, but trends will be
monitored.

..Leitman/Hart.. 04/05/2023

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

ATTN...WFO...BMX...HUN...MEG...JAN...

LAT...LON   34948638 34608619 34198639 33878656 33398700 32838762
            32448834 32358876 32548912 32808916 33388863 33468862
            34248794 34778693 34948638 

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