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000 

WWUS20 KWNS 060132

SEL4

SPC WW 060132

NMZ000-OKZ000-TXZ000-060700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 264

NWS STORM PREDICTION CENTER NORMAN OK

830 PM CDT MON MAY 5 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       PARTS OF SOUTHEAST NEW MEXICO

       PARTS OF NORTHWEST OKLAHOMA

       MUCH OF TEXAS PANHANDLE



EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 830 PM UNTIL

200 AM CDT.



HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90

STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH

NORTHWEST OF GAGE OKLAHOMA TO 25 MILES SOUTH OF HOBBS NEW MEXICO.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU4).



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

SEVERE THUNDERSTORM WATCH NUMBER 262. WATCH NUMBER 262 WILL NOT

BE IN EFFECT AFTER 830 PM CDT. CONTINUE...WW 261...WW 263...



DISCUSSION...CLUSTERS OF SEVERE THUNDERSTORMS INCLUDING SUPERCELLS

CONTINUE TO DEVELOP EWD INTO TX PANHANDLE AND SEWD OUT OF KS INTO

NWRN OK.  WITH LOW LEVEL JET EXPECTED TO INCREASE TO 30-40KT AND

CONTINUING FLUX OF MDTLY UNSTABLE GULF AIR MASS...THREAT FOR SEVERE

WILL CONTINUE FOR SEVERAL MORE HOURS.  DEVELOPMENT OF COLD POOLS

WOULD INCREASE THE WIND DAMAGE POTENTIAL.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 27025.





...HALES

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