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652 

WWUS20 KWNS 120104

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SPC WW 120104

NMZ000-OKZ000-TXZ000-120700-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 918

NWS STORM PREDICTION CENTER NORMAN OK

655 PM MDT SAT OCT 11 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       EASTERN NEW MEXICO

       FAR WESTERN OKLAHOMA PANHANDLE

       WEST CENTRAL AND WESTERN PARTS OF THE TEXAS PANHANDLE



EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 655 PM

UNTIL 100 AM MDT.



TORNADOES...HAIL TO 1.5 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 95 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 30 MILES SOUTHEAST OF

DALHART TEXAS TO 80 MILES NORTHWEST OF ROSWELL NEW MEXICO.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU8).



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 916...WW 917...



DISCUSSION...SCTD TSTMS/SUPERCELLS EXPECTED TO PERSIST ALONG SSW-NNE

CONFLUENCE ZONE IN E CNTRL/SE NM.  OTHER STORMS EXPECTED TO PERSIST

ALONG SIMILAR CONFLUENCE BAND IN MORE DEEPLY-MIXED ENVIRONMENT IN N

CNTRL/ NE NM.  STRENGTH OF EXISTING WIND FIELD...LIKELIHOOD FOR SOME

BACKING/STRENGTHENING OF NEAR-SFC FLOW...AND MOIST BOUNDARY LAYER

OVER ERN NM SUGGEST POTENTIAL FOR ISOLD BUT POSSIBLY STRONG

TORNADOES OVER THAT PART OF THE STATE AND IN ADJACENT PARTS OF TX.

HAIL/LOCALLY DMGG WIND WILL REMAIN POSSIBLE WITH STORMS IN THE N

CNTRL/NE NM.



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

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 22040.





...CORFIDI

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