[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 152157
SWOMCD
SPC MCD 152157
GAZ000-TNZ000-ALZ000-MSZ000-MOZ000-ARZ000-152300-

MESOSCALE DISCUSSION 1141
NWS STORM PREDICTION CENTER NORMAN OK
0457 PM CDT MON JUN 15 2009

AREAS AFFECTED...NERN AR...WRN/SRN TN...NRN MS/AL

CONCERNING...TORNADO WATCH 422...

VALID 152157Z - 152300Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 422 CONTINUES.

A REPLACEMENT WW WILL LIKELY BE ISSUED PRIOR TO 23Z EXPIRATION OF WW
422.

RECENT RADAR IMAGERY DEPICTED AN INCREASED CONGLOMERATION OF
INDIVIDUAL CELLS TOWARDS AN EVOLVING QLCS ACROSS NERN AR. GUST FRONT
/AS SAMPLED BY KNQA RADAR/ APPEARS TO HAVE SURGED AHEAD OF HIGHER
REFLECTIVITY BY ABOUT 10 MILES...THE LEADING EDGE OF WHICH EXTENDED
FROM ABOUT 20 N BVX TO 30 SW DYR AS OF 2155Z. TWO ADDITIONAL
SUPERCELLS WERE LOCATED FARTHER ESE ALONG A REMNANT OUTFLOW BOUNDARY
FROM NEAR MKL TO 45 N MSL. ENVIRONMENT SHOULD REMAIN FAVORABLE FOR
CONTINUED UPSCALE GROWTH GIVEN THE PRESENCE OF A VERY UNSTABLE AIR
MASS S OF THE COMPOSITE OUTFLOW BOUNDARY/GUST FRONT AND AROUND 35-40
KT MID-LEVEL W/NWLYS PER UPSTREAM PROFILERS AT BLOOMFIELD/CONWAY MO.
ALTHOUGH AN ISOLATED TORNADO REMAINS POSSIBLE IN THE
NEAR-TERM...OVERALL THREAT SHOULD TRANSITION TO DAMAGING WINDS WITH
EMBEDDED LEWPS/BOWING STRUCTURES.

..GRAMS.. 06/15/2009

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

ATTN...WFO...MRX...FFC...OHX...BMX...HUN...PAH...MEG...LZK...

LAT...LON   35228605 34998556 34768548 34258572 33808632 33688692
            33828770 34138879 34589006 35019118 35709220 36279203
            36409152 36489029 35908834 35528725 35228605

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