[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 160339
SWOMCD
SPC MCD 160335 
FLZ000-GAZ000-ALZ000-160530-

MESOSCALE DISCUSSION 2219
NWS STORM PREDICTION CENTER NORMAN OK
1035 PM CDT WED SEP 15 2004

AREAS AFFECTED...SRN AL...SWRN GA AND FL PNHDL

CONCERNING...TORNADO WATCH 825...

VALID 160335Z - 160530Z

TORNADO WATCH 825 REMAINS IN EFFECT FOR SRN AL...SWRN GA AND FL
PNHDL AND IS SET TO EXPIRE AT 07Z.  ANOTHER TORNADO WATCH WILL BE
NEEDED AFTER THAT TIME...AND THE NRN EDGE COULD BE SHIFTED FARTHER
INTO CNTRL AL AND WCNTRL GA.

THE CENTER OF HRCN IVAN CONTINUES TO MOVE CLOSER TO SHORE...0330Z
POSITION 40NM SOUTH OF THE AL BORDER. OUTER SPIRAL RAINBAND THAT HAS
BEEN ROTATING NWWD ACROSS THE CNTRL FL PNHDL INTO SERN AL HAS
INTENSIFIED AGAIN.  USING A STORM MOTION OF 150/45...STORM RELATIVE
HELICITY VALUES CALCULATED OFF THE DOTHAN VWP ARE IN EXCESS OF 530
M2/S2. STRONGER WIND FIELDS WILL EXPAND NWD INTO SRN AL AND SWRN GA
 THROUGH FRIDAY MORNING AND THE TORNADO THREAT WILL CORRESPONDINGLY
TRANSLATE NWD.

..RACY.. 09/16/2004

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

ATTN...WFO...FFC...TAE...BMX...MOB...

30298826 32588826 31948394 30618391 29578393 

32908807 33098713 33148546 32978450 32348384 31958397
32638819 

WWWW