[MCD] SWOMCD

Wed Mar 8 23:20:33 UTC 2006

ACUS11 KWNS 082320
SWOMCD
SPC MCD 082320 
OKZ000-TXZ000-082345-

MESOSCALE DISCUSSION 0194
NWS STORM PREDICTION CENTER NORMAN OK
0520 PM CST WED MAR 08 2006

AREAS AFFECTED...PARTS OF SW THROUGH NORTH CENTRAL TX TO SRN OK

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 082320Z - 082345Z

WW WILL BE ISSUED SOON FOR SRN OK INTO PARTS OF NORTH CENTRAL TX. 
ANOTHER WW MAY BE REQUIRED FARTHER TO THE SW OVER PARTS OF CENTRAL
INTO SW TX THIS EVENING.

DESPITE EXPANSIVE SHIELD OF HIGH LEVEL CLOUDS STREAMING NEWD ACROSS
MUCH OF SW/WRN TX TO OK AND ERN KS...LOW-LEVEL WINDS BACKING WITH
THE APPROACH OF THE UPSTREAM TROUGH HAS RESULTED IN DRY LINE
RETREATING TO THE NW THIS AFTERNOON.  SURFACE TEMPERATURES IN THE
MID-UPPER 70S COMBINED WITH SURFACE DEWPOINTS IN THE UPPER 50S TO
AROUND 60 HAS RESULTED IN MUCAPE 1500-2500 J/KG.  THUNDERSTORMS
CONTINUE TO DEVELOP SLOWLY ALONG THE DRY LINE...WITH GREATER TSTM
COVERAGE EXPECTED AFTER 00-03Z AS STRONGER ASCENT WITH THE UPSTREAM
TROUGH SPREADS EWD ACROSS THE SRN PLAINS THIS EVENING.

..PETERS.. 03/08/2006

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

ATTN...WFO...FWD...OUN...SJT...

31370093 32300005 32919962 34049896 35129824 35089619
34029625 32079786 30969904 30409996 30380056 30920119 