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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 469

NWS STORM PREDICTION CENTER NORMAN OK

635 PM CDT MON AUG 5 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHWEST AND SOUTH CENTRAL KANSAS

  EXTREME NORTHERN OKLAHOMA



* EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 635 PM

  UNTIL 100 AM CDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  SEVERAL LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST OF

DODGE CITY KANSAS TO 45 MILES NORTH OF BARTLESVILLE OKLAHOMA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU9).



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...THIS SEVERE THUNDERSTORM WATCH REPLACES

SEVERE THUNDERSTORM WATCH NUMBER 468. WATCH NUMBER 468 WILL NOT

BE IN EFFECT AFTER 635 PM CDT.



DISCUSSION...A STORM CLUSTER NW OF DODGE CITY AND OTHER STORMS

DEVELOPING ALONG A BOUNDARY NEAR THE KS/OK BORDER WILL LIKELY MERGE

AND SPREAD EWD/ESEWD THROUGH EARLY TONIGHT ACROSS SRN KS...AND

POSSIBLY FAR NRN OK.  GIVEN STRONG INSTABILITY AND ENOUGH VERTICAL

WIND SHEAR TO MAINTAIN ORGANIZED CLUSTERS...THERE WILL CONTINUE TO

BE A RISK FOR A FEW DAMAGING GUSTS AND AT LEAST ISOLATED LARGE HAIL.



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

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600. MEAN STORM

MOTION VECTOR 28020.





...THOMPSON

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