

000 

WWUS20 KWNS 232112

SEL7

SPC WW 232112

KSZ000-OKZ000-TXZ000-240400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 27

NWS STORM PREDICTION CENTER NORMAN OK

310 PM CST FRI FEB 23 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       PARTS OF SOUTHWEST KANSAS

       PARTS OF WESTERN OKLAHOMA

       LARGE PART OF EASTERN TEXAS PANHANDLE



EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 310 PM UNTIL

1000 PM CST.



TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 5 MILES NORTHWEST OF DODGE

CITY KANSAS TO 70 MILES SOUTHEAST OF LUBBOCK TEXAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU7).



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.



DISCUSSION...APPROACH OF VERY STRONG UPPER TROUGH/MID LEVEL JET AND

RAPID ADVECTION OF LOW LEVEL MOISTURE WILL SUPPORT INCREASING

POTENTIAL F0R SUPERCELL DEVELOPMENT THROUGH THE EVENING.  INITIAL

STORMS EXPECTED ALONG/JUST E OF N/S DRY LINE TX  PANHANDLE AND THEN

MOVING RAPIDLY NEWD INTO SWRN KS.  ALONG WITH LARGE HAIL...THE VERY

STRONG SHEAR PROFILES SUPPORT TORNADO POTENTIAL WITH ANY SUPERCELL.



AVIATION...TORNADOES AND 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

450. MEAN STORM MOTION VECTOR 24040.





...HALES

