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Severe Thunderstorm Watch 206
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WW0206 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
High Low
Severe Hail 2"+ Hail
Low Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL6
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 206
   NWS STORM PREDICTION CENTER NORMAN OK
   330 PM EDT TUE MAY 21 2013
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   
   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     EASTERN KENTUCKY
     SOUTHERN OHIO
     EASTERN TENNESSEE
     SOUTHWEST VIRGINIA
     SOUTHWESTERN WEST VIRGINIA
   
   * EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 330 PM UNTIL
     1000 PM EDT.
   
   * PRIMARY THREATS INCLUDE...
     SEVERAL DAMAGING WIND GUSTS TO 70 MPH LIKELY
     A FEW LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85
   STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH OF
   JACKSON KENTUCKY TO 55 MILES SOUTH OF KNOXVILLE TENNESSEE.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU6).
   
   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 201...WW 202...WW
   203...WW 204...WW 205...
   
   DISCUSSION...THUNDERSTORM ACTIVITY ALONG AN EAST NORTHEASTWARD
   ADVANCING SURFACE COLD POOL HAS BEEN FLUCTUATING IN INTENSITY THE
   PAST FEW HOURS...BUT...IN THE PEAK AFTERNOON HEATING...SUSTAINED
   INTENSIFICATION APPEARS POSSIBLE DURING THE NEXT FEW HOURS AS IT
   PROGRESSES INTO THE WESTERN SLOPES OF THE CENTRAL APPALACHIANS.  THE
   MOIST BOUNDARY LAYER FEEDING INTO STORMS IS RATHER UNSTABLE WITH
   SIZABLE CAPE...AND MODEST...20-30 KT...SOUTHWESTERLY DEEP LAYER MEAN
   FLOW...MAY CONTRIBUTE TO SYSTEM PROPAGATION ACROSS EASTERN KENTUCKY
   LATE THIS AFTERNOON.  SOME ACCELERATION APPEARS POSSIBLE...ALONG
   WITH PERHAPS MORE WIDESPREAD STRONG SURFACE GUSTS...SOME OF WHICH
   MAY CONTINUE TO EXCEED SEVERE LIMITS.
   
   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 500. MEAN STORM
   MOTION VECTOR 26035.
   
   
   ...KERR
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