

617 

WWUS20 KWNS 302214

SEL4

SPC WW 302214

TXZ000-310500-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 324

NWS STORM PREDICTION CENTER NORMAN OK

410 PM CST WED MAY 30 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       WEST CENTRAL TEXAS



EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 410 PM UNTIL

1100 PM CST.



TORNADOES...HAIL TO 4 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 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 70 MILES NORTH OF ABILENE

TEXAS TO 45 MILES EAST SOUTHEAST OF JUNCTION TEXAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU4).



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 321...WW 322...WW 323...



DISCUSSION...TSTMS ARE STARTING TO FORM ALONG ARCED DRY LINE OVER

ERN PARTS OF THE PERMIAN BASIN AND THE WRN HILL COUNTRY/BIG COUNTRY.

 STORMS ARE DEVELOPING IN A RELATIVELY MOIST /AVERAGE SFC DEW POINTS

MID 60S F/ BOUNDARY LAYER WITH STEEP LOW TO MID LVL LAPSE RATES.

COUPLED WITH PRESENCE OF ENHANCED WLY MID-UPR LVL FLOW /AOA 40 KTS

AT 500 MB/ ASSOCIATED WITH SRN STREAM JET...SETUP MAY SUPPORT A FEW

INTENSE SUPERCELLS CAPABLE OF VERY LARGE HAIL...DMGG WIND...AND

TORNADOES.  POTENTIAL ALSO WILL EXIST FOR THE STORMS TO MERGE INTO

ONE OR TWO MULTI-COUNTY CLUSTERS.  IF SUCH A SCENARIO

UNFOLDS...EMBEDDED CIRCULATIONS MAY EXTEND THE SVR THREAT SSEWD

THROUGH LATE EVE.



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

SURFACE AND ALOFT TO 4 INCHES. EXTREME TURBULENCE AND SURFACE

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

600. MEAN STORM MOTION VECTOR 30020.





...CORFIDI

