

849 

WWUS20 KWNS 132130

SEL5

SPC WW 132130

ARZ000-KSZ000-MOZ000-OKZ000-140500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 75

NWS STORM PREDICTION CENTER NORMAN OK

430 PM CDT SUN APR 13 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHWESTERN AND EXTREME NORTH-CENTRAL ARKANSAS

  EXTREME SOUTHEASTERN KANSAS

  CENTRAL AND SOUTHERN MISSOURI

  EXTREME NORTHEASTERN OKLAHOMA



* EFFECTIVE THIS SUNDAY AFTERNOON FROM 430 PM UNTIL MIDNIGHT CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS

    TO 75 MPH POSSIBLE

  ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85

STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES EAST

SOUTHEAST OF FAYETTEVILLE ARKANSAS TO 35 MILES NORTHWEST OF

COLUMBIA MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 73...WW 74...



DISCUSSION...QLCS WITH BOW/LEWP FEATURES WILL MOVE INTO AND ACROSS

WW AREA...OFFERING PRIMARY RISKS OF DAMAGING GUSTS AND SPORADIC

LARGE HAIL.  AT LEAST MRGLLY FAVORABLE BUOYANCY WILL SHIFT/DEVELOP

EWD BETWEEN EXISTING CONVECTION AND BAND OF PRECIP OVER CENTRAL AR

AND SRN MO AS ALL THESE FEATURES SHIFT EWD...AMIDST FAVORABLE DEEP

SHEAR.  ALTHOUGH WIND/HAIL ARE PRIMARY THREATS...A BRIEF TORNADO OR

TWO CANNOT BE RULED OUT FROM EMBEDDED MESO/MISO-VORTICES.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 25035.





...EDWARDS

