[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 271639
SWOMCD
SPC MCD 271639
NCZ000-GAZ000-TNZ000-ALZ000-271745-

MESOSCALE DISCUSSION 0621
NWS STORM PREDICTION CENTER NORMAN OK
1139 AM CDT WED APR 27 2011

AREAS AFFECTED...SOUTHEAST TN/NORTHERN AL INTO FAR WESTERN
NC/EXTREME NORTHWEST GA

CONCERNING...TORNADO WATCH 229...230...231...

VALID 271639Z - 271745Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH
229...230...231...CONTINUES.

DAMAGING WINDS/ISOLATED TORNADOES WILL REMAIN A CONCERN ACROSS
NORTHEAST AL AND FAR SOUTH-CENTRAL TN INTO EASTERN TN AND EVENTUALLY
FAR WESTERN NC/PERHAPS FAR NORTHWEST GA.

A NORTHEAST-SOUTHWEST ORIENTED SEVERE QUASI-LINEAR MCS CONTINUES TO
GROW UPSCALE/ORGANIZE AND ACCELERATE...CENTERED ALONG THE MIDDLE
TN/NORTH-CENTRAL AL BORDER AS OF 1630Z. IN ADDITION TO RECENT
TORNADO REPORTS...MEASURED SEVERE WIND GUSTS HAVE BEEN NOTED AT
LOCATIONS SUCH AS MUSCLE SHOALS AL /52 KT/ AND COURTLAND AL /53 KT/.
WIDESPREAD DAMAGING WINDS WILL BE A MARKED CONCERN...WITH TORNADOES
POSSIBLE AS WELL VIA EVOLVING EMBEDDED MESO-VORTICES AMID A SRH-RICH
ENVIRONMENT. AFTER A MORE IMMEDIATE IMPACT ON THE HUNTSVILLE
AREA...THESE STORMS SEEM LIKELY TO REACH THE CHATTANOOGA VICINITY
BEFORE 18Z /2PM LOCAL TIME/. AN ADDITIONAL WATCH IS NOT CURRENTLY
ANTICIPATED FOR EXTREME NORTHWEST GA DUE TO SMALL AREAL EXTENT OF
THE GA THREAT.

..GUYER.. 04/27/2011

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

ATTN...WFO...GSP...MRX...FFC...OHX...BMX...HUN...

LAT...LON   34188734 34528696 36098589 35768384 34978387 34698510
            34048606 34028677 34188734



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