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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 196

NWS STORM PREDICTION CENTER NORMAN OK

720 PM CDT FRI APR 27 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTHEAST KANSAS

       WEST CENTRAL AND NORTHWEST MISSOURI



EFFECTIVE THIS FRIDAY EVENING FROM 720 PM UNTIL 1100 PM CDT.



HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 60

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 35

STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES NORTH

NORTHWEST OF SAINT JOSEPH MISSOURI TO 50 MILES SOUTH SOUTHEAST OF

OLATHE KANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



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 194...WW 195...



DISCUSSION...ELEVATED SUSTAINED STORMS/SUPERCELLS POSING A RISK FOR

SVR HAIL WILL AFFECT THE LAWRENCE/KANSAS CITY/ST JOSEPH AREAS THIS

EVE AS NARROWING...ELEVATED TONGUE OF HIGH THETA-E AIR PIVOTS NE

ACROSS REGION ON SRN FRINGE OF EJECTING UPR IMPULSE IN SRN NEB.

DEAMPLIFICATION OF UPR DISTURBANCE...AND PERSISTENT WAA ATOP

SFC-BASED COOL DOME...SUGGEST THAT STORMS MAY PERSIST OVER WW AREA

INTO MID EVE.



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

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 50

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM

MOTION VECTOR 23035.





...CORFIDI

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