National Weather Service Raw Text Product

000 
WWUS20 KWNS 080851
SEL6  
SPC WW 080850
OKZ000-081200-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 296 
NWS STORM PREDICTION CENTER NORMAN OK 
350 AM CDT THU MAY 8 2003

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

       SOUTHERN AND EASTERN OKLAHOMA

EFFECTIVE THIS THURSDAY MORNING FROM 350 AM UNTIL 700 AM CDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 90 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 70 MILES NORTH OF ARDMORE OKLAHOMA
TO 20 MILES NORTH NORTHEAST OF PAGE OKLAHOMA.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.

OTHER WATCH INFORMATION...THIS SEVERE THUNDERSTORM WATCH REPLACES
TORNADO WATCH NUMBER 293...SEVERE THUNDERSTORM WATCH NUMBER 294.
WATCH NUMBER 293 294 WILL NOT BE IN EFFECT AFTER 350 AM CDT.
CONTINUE...WW 295...


DISCUSSION...ISOLATED SURFACE-BASED SUPERCELL NEAR DUA EXPECTED TO
CONTINUE GENERALLY EWD INTO REGION OF SLOWLY DECREASING SRH AND
GRADUALLY INCREASING CINH.  THUS...POTENTIAL FOR TORNADOES SHOULD
DECREASE WITH TIME..ALTHOUGH THREAT MAY LINGER FOR THE NEXT HOUR OR
TWO.  FARTHER N...SCATTERED ELEVATED STORMS/SUPERCELLS WITH HAIL
EXPECTED IN WARM ADVECTION ZONE ACROSS ERN OK.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
MOTION VECTOR 26030.


...CORFIDI

363,0970 361,0942 333,0942 340,0970