[BNAWX] Severe Storm Outlook Narrative
EMWIN Server
emwin at nashvilleweather.net
Tue Nov 15 02:22:21 CST 2005
ACUS11 KWNS 150822
SWOMCD
SPC MCD 150822
KYZ000-INZ000-TNZ000-ILZ000-MOZ000-ARZ000-OKZ000-KSZ000-151015-
MESOSCALE DISCUSSION 2421
NWS STORM PREDICTION CENTER NORMAN OK
0222 AM CST TUE NOV 15 2005
AREAS AFFECTED...ERN OK/NRN AR/SRN MO/WRN KS/SRN IL/SRN IN/PARTS OF
WRN AND MIDDLE TN
CONCERNING...TORNADO WATCH 862...863...
VALID 150822Z - 151015Z
SEVERE/TORNADO THREAT CONTINUES ACROSS WW 862 AND 863...WITH THREAT
FOR HEAVY RAIN ALSO CONTINUING -- ESPECIALLY FROM SERN MO ENEWD
ALONG/INVOF THE OH RIVER.
LATEST RADAR IMAGERY INDICATES THAT STRONGEST CONVECTION REMAINS
CONFINED TO A NARROW ZONE INVOF MAIN WARM FRONT -- NOW EXTENDING
FROM SURFACE LOW OVER N CENTRAL OK EWD ACROSS FAR SRN MO AND THEN
ENEWD ROUGHLY ALONG THE OH RIVER. THOUGH INSTABILITY REMAINS
LIMITED ALONG THE BOUNDARY...STRONG DEEP-LAYER WIND FIELD CONTINUES
TO SUPPORT A THREAT FOR LOCALLY DAMAGING WINDS AND MARGINAL HAIL
ALONG WITH A COUPLE OF TORNADOES.
THOUGH INSTABILITY IS GREATER S OF WARM FRONT...MAIN FORCING FOR
CONVECTIVE DEVELOPMENT CONTINUES TO BE WARM ADVECTION ALONG AND N OF
BOUNDARY. EXPECT MAIN THREAT TO REMAIN CONFINED TO THE BOUNDARY AND
AREAS N FOR THE NEXT SEVERAL HOURS...THOUGH MORE ISOLATED/CELLULAR
CONVECTION CONTINUES TO DEVELOP ACROSS PARTS OF WW 862/863 S OF WARM
FRONT AND MOVE RAPIDLY NWD TOWARD THE FRONT. THOUGH THIS MORE
CELLULAR CONVECTION HAS REMAINED GENERALLY SUB-SEVERE THUS
FAR...TORNADO THREAT REMAINS POSSIBLE SHOULD A FEW STRONGER STORMS
EVOLVE GIVEN LIKELIHOOD FOR RAPID ACQUISITION OF ROTATION WITH ANY
STRONGER CELL.
WITH LOW-LEVEL FLOW VEERING TO SWLY ACROSS MUCH OF OK AND DRY SLOT
APPARENTLY DEVELOPING/SPREADING EWD ACCORDING TO LATEST WV IMAGERY
-- IN SUPPORT OF MODEL FORECASTS...EXPECT MAIN SURFACE-BASED SEVERE
THREAT TO CONTINUE SHIFTING EWD ACROSS WW 862/AWAY FROM CENTRAL OK
WITH TIME.
..GOSS.. 11/15/2005
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...LMK...OHX...PAH...MEG...LSX...LZK...SGF...TSA...ICT...OUN...
36719706 38308569 36318602 35269111 34669583
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