[MCD] SWOMCD

Fri Jan 5 08:22:07 UTC 2007

ACUS11 KWNS 050826
SWOMCD
SPC MCD 050826 
ALZ000-MSZ000-LAZ000-050930-

MESOSCALE DISCUSSION 0011
NWS STORM PREDICTION CENTER NORMAN OK
0226 AM CST FRI JAN 05 2007

AREAS AFFECTED...FAR SERN LA/FAR SERN MS/SW-W CENTRAL AL

CONCERNING...TORNADO WATCH 2...

VALID 050826Z - 050930Z

THREAT FOR TORNADOES AND DAMAGING WINDS WILL CONTINUE TO SPREAD FROM
FAR ERN PARTS OF WW 2 INTO WW 3 THROUGH 09-0930Z.

REGIONAL RADARS SHOWED WELL DEFINED SQUALL LINE EXTENDING FROM EAST
CENTRAL MS /30 W CBM/ SSEWD ALONG SRN PART OF MS/AL BORDER TO 45 SE
GPT.  AIR MASS IMMEDIATELY DOWNSTREAM OF THIS SQUALL LINE CONTINUES
TO DESTABILIZE BY WAA AND NWD MOISTURE ADVECTION...WHILE STRONG
ASCENT AHEAD OF LOWER MS VALLEY TROUGH MAINTAINS INTENSITY OF SQUALL
LINE.  IN ADDITION TO DAMAGING WIND THREAT WITH THE SQUALL LINE...
STRONG LOW LEVEL SHEAR /DIRECTIONAL AND SPEED SHEAR/...WITH 08Z MOB
VAD INDICATING 0-1 KM SRH VALUES EXCEEDING 300 M2/S2...WILL MAINTAIN
THREAT FOR ISOLATED TORNADOES EMBEDDED WITHIN THE LINE.

..PETERS.. 01/05/2007

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

ATTN...WFO...BMX...MOB...JAN...LIX...

29499041 30578951 31138860 32168868 32938920 32918836
32228845 32278790 29808779 28668894 28648984 28769054 