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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 3

NWS STORM PREDICTION CENTER NORMAN OK

405 PM CST MON JAN 7 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHWEST ARKANSAS

       PARTS OF SOUTHWEST MISSOURI

       PARTS OF NORTHEAST AND NORTH CENTRAL OKLAHOMA



EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 405 PM UNTIL

1000 PM CST.



TORNADOES...HAIL TO 2.5 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 110 STATUTE

MILES EAST AND WEST OF A LINE FROM 35 MILES NORTHWEST OF GROVE

OKLAHOMA TO 40 MILES WEST OF POTEAU OKLAHOMA.  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 1...WW 2...



DISCUSSION...WITH APPROACH OF VIGOROUS TROUGH NOW OVER NM...LOW

LEVEL FLOW WILL BACK AND ENHANCE SHEAR AND SUPERCELL POTENTIAL THIS

EVENING ACROSS THE WATCH AREA.  CURRENTLY THUNDERSTORMS DEVELOPING

ERN OK IN AXIS OF FAVORABLE DEEP LAYER SHEAR AND INSTABILITY WITH

POTENTIAL OF SUPERCELL AND TORNADOES IN THE NEAR TERM.



AVIATION...TORNADOES AND 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 24040.





...HALES

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