

619 

WWUS20 KWNS 152012

SEL3

SPC WW 152012

KSZ000-OKZ000-TXZ000-160400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 423

NWS STORM PREDICTION CENTER NORMAN OK

315 PM CDT MON JUN 15 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       PARTS OF SOUTHWEST KANSAS

       PARTS OF WESTERN OKLAHOMA

       MUCH OF TEXAS PANHANDLE



EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 315 PM UNTIL

1100 PM CDT.



TORNADOES...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 EAST AND WEST OF A LINE FROM 75 MILES NORTH OF DODGE CITY

KANSAS TO 45 MILES SOUTHEAST OF LUBBOCK TEXAS.  FOR A COMPLETE

DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE

(WOUS64 KWNS WOU3).



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 419...WW 420...WW

421...WW 422...



DISCUSSION...THUNDERSTORMS WILL INCREASE RAPIDLY IN NUMBER AND

INTENSITY ALONG DRY LINE FROM SWRN KS TO WRN TX PANHANDLE.  WITH

MLCAPES AOA 2500 AND 40-50KT OF EFFECTIVE SHEAR...SUPERCELLS ARE

LIKELY.  IN ADDITION TO VERY LARGE HAIL...TORNADOES WILL BE POSSIBLE

WITH ANY SUPERCELL AS THEY MOVE/PROPAGATE E/NE 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

