MESOSCALE DISCUSSION 0690
NWS STORM PREDICTION CENTER NORMAN OK
0313 PM CDT SUN MAY 03 2009

AREAS AFFECTED...ERN AL...WRN GA

CONCERNING...SEVERE THUNDERSTORM WATCH 233...

VALID 032013Z - 032115Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 233
CONTINUES.

SQUALL LINE HAS DEFINITELY SLOWED TO AROUND 40KT AS IT PROGRESSES
ACROSS CNTRL INTO ERN AL...THOUGH PRIMARY BOW ALONG NRN SECTIONS OF
LINE IS RACING NNEWD AT ROUGHLY 50KT INTO TALLADEGA COUNTY. AHEAD
OF THIS BOW ECHO...ONE LONE SUPERCELL CONTINUES ITS NEWD TRACK ALONG
OLD BOUNDARY INTO CALHOUN COUNTY. THIS LEAD SUPERCELL SHOULD TRACK
INTO POLK/FLOYD COUNTY REGION OF GA WITHIN THE HOUR. GIVEN THE
FORWARD PROGRESS OF THIS LINEAR MCS HAS SLOWED IT APPEARS OVERALL
SEVERE THREAT WILL LINGER ACROSS WW233 FOR SEVERAL MORE HOURS. FOR
THIS REASON IT WILL BE NECESSARY TO EXTEND THE WATCH IN TIME.