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Severe Thunderstorm Watch 13
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WW0013 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Very 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 13
   NWS STORM PREDICTION CENTER NORMAN OK
   510 PM CDT TUE MAR 31 2015

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     CENTRAL AND NORTHEASTERN ARKANSAS
     MISSOURI BOOTHEEL
     WESTERN TENNESSEE

   * EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 510 PM UNTIL
     1000 PM CDT.

   * PRIMARY THREATS INCLUDE...
     ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER
       POSSIBLE
     ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40
   STATUTE MILES EITHER SIDE OF A LINE FROM 35 MILES NORTH NORTHWEST
   OF LITTLE ROCK ARKANSAS TO 45 MILES EAST NORTHEAST OF JACKSON
   TENNESSEE.  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.

   &&

   OTHER WATCH INFORMATION...CONTINUE...WW 9...WW 10...WW 11...WW
   12...

   DISCUSSION...THROUGH EARLY-MID EVENING...WIDELY SCATTERED TSTMS
   PRESENTLY DEVELOPING/INTENSIFYING OVER OZARKS AND EXTREME SERN MO
   SHOULD MOVE INTO CORRIDOR OF FAVORABLE LOW-LEVEL AND
   DEEP-TROPOSPHERIC BUOYANCY...LOCATED N OF OUTFLOW ARC FROM MS/SERN
   AR CONVECTION.  40-50 KT EFFECTIVE-SHEAR MAGNITUDES ARE EVIDENT
   AND...IN TANDEM WITH STEEP LAPSE RATES AND ROUGHLY 2000 J/KG
   MLCAPE...INDICATE POTENTIAL FOR ORGANIZED TSTMS TO PRODUCE LARGE
   HAIL.  ISOLATED DAMAGING GUSTS ARE ALSO PSBL.

   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM
   MOTION VECTOR 30030.


   ...EDWARDS
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Page last modified: April 01, 2015
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