National Weather Service Raw Text Product

000 
WWUS20 KWNS 051517
SEL2  
SPC WW 051520
ARZ000-LAZ000-OKZ000-TXZ000-052100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 252 
NWS STORM PREDICTION CENTER NORMAN OK 
1020 AM CDT MON MAY 5 2003

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       SOUTHERN ARKANSAS
       FAR NORTHERN LOUISIANA
       EXTREME SOUTHEAST OKLAHOMA
       NORTHEAST TEXAS

EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 1020 AM UNTIL 400
PM CDT.

...THIS IS A PARTICULARLY DANGEROUS SITUATION...

DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 70 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 55 MILES EAST SOUTHEAST OF PINE BLUFF
ARKANSAS TO 45 MILES SOUTHWEST OF PARIS TEXAS.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.


OTHER WATCH INFORMATION...CONTINUE...WW 249...WW 250...WW 251...


DISCUSSION...VIGOROUS CONVECTION NOW JUST EAST OF DAL WILL CONTINUE
INCREASING AND WILL LIKELY BEGIN TAPPING EXTREMELY UNSTABLE BOUNDARY
LAYER IN THE NEXT HOUR OR SO.  VWP/S AND PROFILER DATA INDICATE
CONDITIONS ARE VERY FAVORABLE FOR TORNADIC SUPERCELLS...ONCE
SURFACE-BASED PARCELS ARE TAPPED...WITH DEVELOPMENT SPREADING/MOVING
ENEWD ACROSS SRN AR/FAR NRN LA THROUGH THE AFTERNOON. ANY RESULTANT
TORNADO WILL HAVE THE POTENTIAL TO BECOME QUITE STRONG.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 26030.


...EVANS

325,0910 320,0960 341,0960 345,0910