

628 

WWUS20 KWNS 261839

SEL2

SPC WW 261839

OKZ000-TXZ000-270300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 192

NWS STORM PREDICTION CENTER NORMAN OK

140 PM CDT SUN APR 26 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       LARGE PART OF CENTRAL AND SOUTHWEST OKLAHOMA

       PARTS OF NORTHWEST TEXAS



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 140 PM UNTIL

1000 PM CDT.



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



DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 INCHES IN DIAMETER...

THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE

POSSIBLE IN THESE AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 90 MILES SOUTHWEST OF

CHILDRESS TEXAS TO 25 MILES SOUTH SOUTHEAST OF CHANDLER OKLAHOMA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 189...WW 190...WW 191...



DISCUSSION...WITH STRONG SHEAR AND A VERY UNSTABLE ENVIRONMENT IN

PLACE...THUNDERSTORMS WILL RAPIDLY INTENSITY ALONG AND E OF DRY LINE

NWRN TX.  SUPERCELLS WITH THE POTENTIAL FOR ISOLATED STRONG

TORNADOES ALONG WITH VERY LARGE HAIL WILL BECOME AN INCREASING

THREAT THROUGH THE AFTERNOON AS STORMS DEVELOP NEWD ACROSS THE WATCH

AREA.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

550. MEAN STORM MOTION VECTOR 24030.





...HALES

