

000 

WWUS20 KWNS 242249

SEL0

SPC WW 242249

MOZ000-250700-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 180

NWS STORM PREDICTION CENTER NORMAN OK

550 PM CDT TUE APR 24 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       CENTRAL MISSOURI



EFFECTIVE THIS TUESDAY AFTERNOON AND WEDNESDAY MORNING FROM 550

PM UNTIL 200 AM CDT.



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 20 MILES SOUTHWEST OF WEST

PLAINS MISSOURI TO 25 MILES NORTH NORTHEAST OF CHILLICOTHE

MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).



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 172...WW 173...WW

174...WW 175...WW 176...WW 177...WW 178...WW 179...



DISCUSSION...LARGE AREA OF THUNDERSTORMS...WITH MIXED MODE OF SMALL

CLUSTERS/LINES AS WELL AS DISCRETE DEVELOPMENT...WILL CONTINUE

MOVING EWD INTO CENTRAL MO EARLY THIS EVENING.  AIR MASS REMAINS

MODERATELY UNSTABLE AND SHEAR WILL INCREASE ALONG NOSE OF SLY LLJ

THROUGH THE EVENING.  LARGE HAIL AND ISOLATED DAMAGING WINDS WILL

LIKELY ACCOMPANY STRONGER CORES...WITH TORNADO POTENTIAL INCREASING

AS LLJ INTENSIFIES THIS EVENING.



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

500. MEAN STORM MOTION VECTOR 25020.





...EVANS

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