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799 

WWUS20 KWNS 032158

SEL3

SPC WW 032158

ARZ000-ILZ000-MOZ000-040500-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 53

NWS STORM PREDICTION CENTER NORMAN OK

500 PM CDT THU APR 3 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  CENTRAL ARKANSAS

  EXTREME SOUTHWEST ILLINOIS

  EAST CENTRAL AND SOUTHEAST MISSOURI



* EFFECTIVE THIS THURSDAY AFTERNOON FROM 500 PM UNTIL MIDNIGHT

  CDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL TORNADOES LIKELY WITH A FEW INTENSE TORNADOES POSSIBLE

  SEVERAL LARGE HAIL EVENTS WITH A FEW VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 30 MILES SOUTH SOUTHWEST OF

HOT SPRINGS ARKANSAS TO 65 MILES NORTHEAST OF VICHY MISSOURI.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU3).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 49...TORNADO WATCH NUMBER 50. WATCH NUMBER 49 50

WILL NOT BE IN EFFECT AFTER 500 PM CDT. CONTINUE...WW 51...WW

52...



DISCUSSION...CONVECTION WILL CONTINUE ALONG THE WARM FRONT/OUTFLOW

BOUNDARY FROM CENTRAL INTO E CENTRAL MO...AND OTHER STORMS WILL

LIKELY SPREAD INTO THE WATCH AREA FROM THE W THIS EVENING AS THE LOW

LEVELS WARM AND MOISTEN IN THE WAKE OF EARLIER STORMS.  THE

COMBINATION OF VERTICAL SHEAR AND INSTABILITY WILL SUPPORT RISKS OF

TORNADOES...DAMAGING WINDS...AND LARGE HAIL THROUGH LATE 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 24035.





...THOMPSON

