MESOSCALE DISCUSSION 0733
NWS STORM PREDICTION CENTER NORMAN OK
0505 PM CDT FRI APR 25 2008
AREAS AFFECTED...SW AR...FAR SE OK...N CENTRAL INTO NE TX
CONCERNING...SEVERE THUNDERSTORM WATCH
233
...
VALID 252205Z - 252300Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 233
CONTINUES.
A BROKEN LINE OF SEMI-DISCRETE STORMS HAS EVOLVED ALONG THE SEWD
MOVING BOUNDARY. RECENT TRENDS IN RADAR IMAGERY DEPICT SUPERCELL
STRUCTURES. LOW LEVEL SHEAR APPEARS TO BE HIGHEST ACROSS ERN TX
EXTENDING NEWD INTO AR. THIS WOULD SUPPORT LOW LEVEL
MESOCYCLONES...ESPECIALLY WITH ANY STORM AND/OR BOUNDARY
INTERACTIONS. WITH VERY UNSTABLE CONDITIONS PRESENT...AN ISOLATED
TORNADO OR TWO MAY BE POSSIBLE FOR THE NEXT FEW HRS.
..SMITH.. 04/25/2008
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