[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 131430
SWOMCD
SPC MCD 131430
GAZ000-TNZ000-ALZ000-MSZ000-131600-

MESOSCALE DISCUSSION 1281
NWS STORM PREDICTION CENTER NORMAN OK
0930 AM CDT TUE JUL 13 2010

AREAS AFFECTED...NE MS...NRN AL...NW GA

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 131430Z - 131600Z

AN INCREASING THREAT FOR WIND DAMAGE SHOULD EXIST ACROSS NE MS...NRN
AL...SRN MIDDLE TN AND NW GA. ALTHOUGH THE THREAT SHOULD REMAIN
ISOLATED FOR AWHILE THIS MORNING...AN INCREASE IN THE SEVERE THREAT
COULD REQUIRE A WW BY LATE MORNING.

THE LINE-SEGMENT ACROSS NRN MS AND WRN TN IS ONGOING ALONG A
BOUNDARY EXTENDING EWD NEAR THE TN-AL STATE-LINE WITH SFC ANALYSIS
SHOWING LOWER TO MID 70 F SFC DEWPOINTS SOUTH OF THE BOUNDARY. AS
SFC TEMPS WARM...THE ENTIRE WARM SECTOR ACROSS THE GULF COAST STATES
WILL BECOME MODERATELY TO STRONGLY UNSTABLE HELPING TO SUSTAIN THE
LINE EWD ACROSS NRN AL AND NW GA. THE LATEST WSR-88D VWPS AHEAD OF
THE LINE N NRN AL AND NW GA SHOW 20 TO 25 KT OF UNIDIRECTIONAL FLOW
FROM 0-3 KM. THIS COMBINED WITH STEEPENING LOW-LEVEL LAPSE RATES
LATE THIS AFTERNOON AND EARLY THIS AFTERNOON SHOULD FAVOR A WIND
DAMAGE THREAT.

..BROYLES.. 07/13/2010

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

ATTN...WFO...MRX...FFC...OHX...BMX...HUN...MEG...JAN...

LAT...LON   33878440 33438523 33298616 33268710 33278821 33528930
            33818948 34038910 34478857 35098810 35288739 35238657
            35178594 35078536 34938479 34638443 33878440


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