[BNAWX] Severe Storm Outlook Narrative

EMWIN Server emwin at nashvilleweather.net
Fri Sep 22 22:24:42 CDT 2006


ACUS11 KWNS 230324
SWOMCD
SPC MCD 230323
TNZ000-KYZ000-MOZ000-ARZ000-OKZ000-230530-

MESOSCALE DISCUSSION 2018
NWS STORM PREDICTION CENTER NORMAN OK
1023 PM CDT FRI SEP 22 2006

AREAS AFFECTED...ERN OK...SWRN/SCNTRL MO...NRN/WRN AR AND W TN

CONCERNING...TORNADO WATCH 792...794...

VALID 230323Z - 230530Z

03Z MESOANALYSIS PLACES A COMPOSITE OUTFLOW BOUNDARY SITUATED FROM
THE CONFLUENCE OF THE OH/MS RVRS SWWD TO ALONG THE AR/MO BORDER THEN
INTO ECNTRL OK VCNTY KMKO.  THE DRYLINE WAS RETREATING INTO CNTRL
AND SWRN OK.

WEAKEST INHIBITION APPEARS TO EXIST ACROSS SERN OK AND IN A NARROW
CORRIDOR VCNTY THE OUTFLOW BOUNDARY ACROSS THE NRN TWO ROWS OF
COUNTIES IN AR.  WITHIN THIS ZONE...SEVERAL SUPERCELL TSTMS CONTINUE
WITH RIGHT-MOVING MEMBERS EXPERIENCING 0-1KM SRH RANGING FROM 200
M2/S2 OVER SERN OK TO OVER 400 M2/S2 ACROSS NRN AR.  STORMS IN THIS
REGION WILL HAVE THE HIGHEST POTENTIAL FOR TORNADOES THROUGH EARLY
SAT MORNING...ESPECIALLY IF THEY CAN REMAIN ROOTED INTO THE BOUNDARY
LAYER.

CONVECTION HAS BEEN INCREASING FROM EXTREME SWRN MO SWWD INTO ECNTRL
OK AS MOISTURE BEGINS TO SLOSH BACK WEST IN ADVANCE OF AN
APPROACHING UPPER LEVEL TROUGH.  TSTMS SHOULD CONTINUE TO DEVELOP
FARTHER W WITH TIME INTO CNTRL OK AFTER 06Z AS THE LLJ INCREASES AND
LARGE SCALE ASCENT SPREADS EWD.  STRONGER INHIBITION ACROSS
CNTRL/NERN OK INTO SWRN MO SUGGESTS THAT THE PRIMARY SEVERE THREAT
WILL BE LARGE HAIL AS STORMS REMAIN ROOTED ABOVE THE BOUNDARY LAYER.

..RACY.. 09/23/2006

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

ATTN...WFO...PAH...MEG...LZK...SGF...SHV...TSA...OUN...

34069652 35749592 36749495 37349381 37429188 36519097
36538963 36468850 35818862 35488904 35439129 35399270
34719348 34419437 34149492



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