[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 272055
SWOMCD
SPC MCD 272055 
GAZ000-ALZ000-272300-

MESOSCALE DISCUSSION 0421
NWS STORM PREDICTION CENTER NORMAN OK
0255 PM CST SUN MAR 27 2005

AREAS AFFECTED...PARTS OF SRN GA

CONCERNING...TORNADO WATCH 97...

VALID 272055Z - 272300Z

AFTER TEMPORARY BREAK IN CONVECTIVE ACTIVITY...SEVERE THREAT...
INCLUDING RISK FOR TORNADOES...STILL IS EXPECTED TO INCREASE NEXT
FEW HOURS.

AIDED BY SEA BREEZE...CONVECTIVE BOUNDARY HAS PROGRESSED SOUTHWARD
...INLAND ACROSS THE JACKSONVILLE AREA.  HOWEVER..FARTHER WEST...IN
RESPONSE TO DAYTIME HEATING AND BACKING SURFACE FLOW WITH APPROACH
OF UPPER TROUGH...BOUNDARY IS BECOMING MORE DIFFUSE.  STRONGER 
PRESSURE FALLS HAVE BEGUN TO DEVELOP ACROSS SOUTHWEST GEORGIA...AND
SURFACE-BASED DESTABILIZATION IS ONGOING AROUND ALBANY GA AND AREAS
NORTH OF VALDOSTA.  RISK FOR SUPERCELLS APPEARS LIKELY TO INCREASE
ACROSS THIS REGION BETWEEN NOW AND 28/00Z...AS MID-LEVEL HEIGHTS
FALL.  LINGERING LOW-LEVEL BAROCLINICITY AND SOUTH SOUTHEASTERLY
BOUNDARY LAYER WINDS BENEATH 30 TO 40 KT SOUTHWESTERLY LOW-LEVEL JET
WILL CREATE FAVORABLE ENVIRONMENT FOR TORNADOES...IN ADDITION TO
LARGE HAIL/ISOLATED DAMAGING WIND GUSTS.

..KERR.. 03/27/2005

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

ATTN...WFO...JAX...FFC...TAE...BMX...

32278491 32488407 31978290 31288271 30998311 30978357
31268444 31538497 

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