[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 221809
SWOMCD
SPC MCD 221809
ALZ000-TNZ000-MSZ000-ARZ000-221915-

MESOSCALE DISCUSSION 0854
NWS STORM PREDICTION CENTER NORMAN OK
0109 PM CDT SUN MAY 22 2011

AREAS AFFECTED...CNTRL/ERN AR...NRN MS...SWRN TN

CONCERNING...SEVERE THUNDERSTORM WATCH 321...

VALID 221809Z - 221915Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 321
CONTINUES.

WW 321 IS SCHEDULED TO EXPIRE AT 19Z AND THE NEED FOR A WW
REPLACEMENT REMAINS UNCLEAR. LOW-LEVEL WARM THETA-E ADVECTION WILL
CONTINUE ATOP A WEST/EAST-ORIENTED OUTFLOW BOUNDARY STRETCHING FROM
30 N TXK TO 25 S TUP AT 18Z. THIS WILL FAVOR TSTM REGENERATION
ACROSS THE MS VALLEY THROUGH AT LEAST MID-AFTERNOON. GIVEN EFFECTIVE
SHEAR OF 30 TO 4O KT...A THREAT FOR MARGINALLY SEVERE HAIL AND
LOCALIZED MICROBURSTS SHOULD PERSIST WITHIN STRONGER CORES.

..GRAMS.. 05/22/2011

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...HUN...MEG...JAN...LZK...

LAT...LON   34369300 34759292 35069152 35658958 35638852 35338805
            34878812 34528846 34248990 34089123 34179257 34369300



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