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503 

WWUS20 KWNS 242149

SEL5

SPC WW 242149

KSZ000-MOZ000-OKZ000-250400-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 455

NWS STORM PREDICTION CENTER NORMAN OK

445 PM CDT WED AUG 24 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTH CENTRAL INTO NORTHEAST KANSAS

  NORTHWEST MISSOURI

  NORTH CENTRAL OKLAHOMA



* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 445 PM

  UNTIL 1100 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

  A TORNADO OR TWO POSSIBLE



SUMMARY...SCATTERED THUNDERSTORM DEVELOPMENT IS EXPECTED IN THE NEXT

COUPLE OF HOURS FROM NORTHERN OKLAHOMA INTO CENTRAL/NORTHEAST KANSAS

AND NORTHWEST MISSOURI.  THE STORM ENVIRONMENT IS FAVORABLE FOR

ORGANIZED SEVERE STORMS...INCLUDING BOTH SUPERCELLS AND EMBEDDED

BOWING SEGMENTS AS STORMS INTERACT AND GROW UPSCALE.  DAMAGING WINDS

WILL BE THE MAIN THREAT...THOUGH THE STRONGER STORMS COULD PRODUCE

ISOLATED LARGE HAIL.  AN ISOLATED TORNADO CANNOT BE RULED OUT WITH

STORMS ALONG A WEAK SURFACE BOUNDARY ACROSS NORTHWEST MISSOURI AND

NORTHEAST KANSAS THIS EVENING.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 65 MILES WEST

SOUTHWEST OF WICHITA KANSAS TO 50 MILES SOUTH OF CHILLICOTHE

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 454...



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 24030.





...THOMPSON

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