Severe Storm Outlook Narrative (AC)
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000
ACUS11 KWNS 291206
SWOMCD
SPC MCD 291206
ARZ000-291300-

MESOSCALE DISCUSSION 0493
NWS STORM PREDICTION CENTER NORMAN OK
0706 AM CDT FRI APR 29 2016

AREAS AFFECTED...SOUTH-CENTRAL/SOUTHEAST AR

CONCERNING...SEVERE THUNDERSTORM WATCH 123...

VALID 291206Z - 291300Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 123
CONTINUES.

SUMMARY...CLUSTER OF ELEVATED STORMS SHOULD CONTINUE TO POSE A RISK
FOR ISOLATED SEVERE HAIL AND STRONG WIND GUSTS NEXT FEW HOURS. AREAL
 EXTENSION OF WW 123 INTO SOUTHEAST AR SHOULD BE CONSIDERED.

DISCUSSION...MOST INTENSE STORMS WITHIN WW 123 WERE LOCATED WITHIN
THE SOUTHEAST PORTION OF THE WATCH AS OF 12Z. THIS CONVECTION IS
LIKELY SLIGHTLY ELEVATED JUST N OF THE SURFACE FRONT DRAPED ACROSS
FAR NORTH TX THROUGH TEXARKANA AND FAR SOUTH AR. WHILE TIME-SERIES
OF SHV VWP DATA HAS INDICATED SOME WEAKENING OF THE LLJ IN THE PAST
HOUR...CONVECTION WILL LIKELY PERSIST ACROSS SOUTH-CENTRAL INTO
SOUTHEAST AR THROUGH THE REMAINING VALID PERIOD OF THE WATCH. STEEP
700-500 MB LAPSE RATES NEAR 8 DEG C/KM AS SAMPLED BY 12Z LITTLE ROCK
RAOB WILL REMAIN SUPPORTIVE OF ISOLATED SEVERE HAIL AS THE PRIMARY
THREAT...WITH EMBEDDED STRONG WIND GUSTS ALSO POSSIBLE AMID A
CLUSTER MODE.

..GRAMS.. 04/29/2016

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

ATTN...WFO...LZK...SHV...

LAT...LON   34279314 34479257 34449180 34279131 34019127 33759157
            33539182 33419227 33479281 33669310 33829323 34279314



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