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WWUS20 KWNS 010109

SEL8

SPC WW 010109

KSZ000-MOZ000-010900-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 38

NWS STORM PREDICTION CENTER NORMAN OK

710 PM CST WED FEB 28 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       EXTREME EAST CENTRAL KANSAS

       WEST CENTRAL MISSOURI



EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 710 PM

UNTIL 300 AM 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 25 MILES WEST NORTHWEST OF

KNOB NOSTER MISSOURI TO 80 MILES SOUTH SOUTHWEST OF KNOB NOSTER

MISSOURI.  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 36...WW 37...



DISCUSSION...ISOLATED TORNADIC SUPERCELL WILL LIKELY PERSIST FOR

SEVERAL MORE HOURS WHILE MOVING ENEWD INTO W CENTRAL MO ALONG THE

NRN FRINGE OF THE MOIST SECTOR.  BOUNDARY LAYER DEWPOINTS SHOULD

CONTINUE TO SLOWLY INCREASE INTO THE MID 50S THIS AREA AS LOW-LEVEL

SHEAR ALSO INTENSIFIES...THUS MAINTAINING A FAVORABLE

SUPERCELL/TORNADO ENVIRONMENT WELL INTO THE OVERNIGHT HOURS.



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 26035.





...THOMPSON

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