[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 300935
SWOMCD
SPC MCD 300935 
ALZ000-MSZ000-LAZ000-301100-

MESOSCALE DISCUSSION 1070
NWS STORM PREDICTION CENTER NORMAN OK
0435 AM CDT MON MAY 30 2005

AREAS AFFECTED...SERN LA...EXTREME SERN MS

CONCERNING...SEVERE THUNDERSTORM WATCH 355...

VALID 300935Z - 301100Z

POTENTIALLY SEVERE TSTMS MOVING FROM ASSUMPTION INTO ST JAMES PARISH
-- AS OF 915Z -- HAVE MIDLEVEL ROTATION AND MAY DEVELOP SMALL BOW. 
AIR MASS E OF THIS ACTIVITY...ACROSS MSY AREA TO WRN PORTION OF MS
COAST -- IS RELATIVELY UNSTABLE...HAVING BEEN ONLY INDIRECTLY
AFFECTED BY LARGE AREA OF CONVECTION OVER GULF TO ITS S.  SFC DEW
POINTS UPPER 60S/LOW 70S F ARE EVIDENT...BENEATH MIDLEVEL LAPSE
RATES APCHG 8 DEG C/KM...YIELDING MUCAPES OVER 3000 J/KG AND SBCAPES
AROUND 1000-1500 J/KG. THEREFORE...MS COASTAL AREAS E OF WW 355 MAY
REQUIRE ADDITIONAL OR REPLACEMENT WW IF ACTIVITY BECOMES BETTER
ORGANIZED...THOUGH SEVERE POTENTIAL APPEARS MARGINAL ATTM.  ISOLATED
DAMAGING GUSTS ALSO ARE POSSIBLE WITHIN EXTENSIVE AND COMPLEX AREA
OF TSTMS OVER COASTAL SERN LA...WHERE SBCAPES MAY EXCEED 2000 J/KG
AWAY FROM OUTFLOWS.  OTHERWISE...WW MAY BE CLEARED FROM W-E AS MOST
INTENSE ACTIVITY MOVES EWD OVER SERN LA...STABILIZING AIR MASS TO
ITS W.

..EDWARDS.. 05/30/2005

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

ATTN...WFO...MOB...JAN...LIX...LCH...

29588939 29459155 30899155 31028939 30928898 30818862
30708838 30538831 30288838 30218861 30168885 

WWWW