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Severe Thunderstorm Watch 383
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WW0383 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Moderate Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL3

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 383
   NWS STORM PREDICTION CENTER NORMAN OK
   210 PM CDT TUE JUL 1 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     NORTHERN ARKANSAS
     SOUTHERN ILLINOIS
     SOUTHWEST INDIANA
     WESTERN KENTUCKY
     SOUTHERN AND EASTERN MISSOURI
     NORTHWEST TENNESSEE

   * EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 210 PM UNTIL
     1000 PM CDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
       INCHES IN DIAMETER POSSIBLE
     SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES NORTH
   NORTHWEST OF FLIPPIN ARKANSAS TO 10 MILES SOUTH SOUTHEAST OF
   OWENSBORO KENTUCKY.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
   THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

   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.

   &&

   DISCUSSION...TSTMS EXPECTED TO INCREASE IN COVERAGE/STRENGTH OVER
   THE NRN OZARKS THROUGH LATER THIS AFTN AS SFC HEATING FURTHER
   DESTABILIZES REGION DOWNSTREAM FROM W CNTRL MO MCV. LARGE-SCALE
   ASCENT ALSO WILL SOMEWHAT INCREASE WITH TIME AS SD/NEB SHORTWAVE
   TROUGH CONTINUES SEWD. AVAILABLE VWP DATA SUGGEST SUFFICIENT WSWLY
   DEEP SHEAR FOR ORGANIZED/SUSTAINED STORMS...ESPECIALLY GIVEN MLCAPE
   ON THE ORDER OF 3500 J/KG. ACTIVITY MAY EVOLVE INTO A CLUSTER OR
   TWO...WITH A WIND THREAT FROM EMBEDDED FORWARD-PROPAGATING/POSSIBLY
   TRANSIENT ROTATING STRUCTURES CONTINUING E INTO THE LWR OH BY EVE.

   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
   MOTION VECTOR 26030.


   ...CORFIDI
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Page last modified: July 02, 2014
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