PDS 2 Up. Wichita Under-the-Gun. Cells moving into increasing STP.
Posted by JAC on 5/24/2011, 4:29 pm







URGENT - IMMEDIATE BROADCAST REQUESTED
  TORNADO WATCH NUMBER 360
  NWS STORM PREDICTION CENTER NORMAN OK
  315 PM CDT TUE MAY 24 2011
 
  THE NWS STORM PREDICTION CENTER HAS ISSUED A
  TORNADO WATCH FOR PORTIONS OF
 
         CENTRAL AND SOUTHEAST KANSAS
 
  EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 315 PM UNTIL
  1100 PM CDT.
 
 ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
  DESTRUCTIVE TORNADOES...LARGE HAIL TO 2.5 INCHES IN DIAMETER...
  THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE
  POSSIBLE IN THESE AREAS.
 
  THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE
  MILES NORTH AND SOUTH OF A LINE FROM 40 MILES NORTH NORTHWEST OF
  MEDICINE LODGE KANSAS TO 20 MILES EAST NORTHEAST OF CHANUTE
  KANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
  WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).
 
  REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
  TORNADOES AND 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.
 
  OTHER WATCH INFORMATION...CONTINUE...WW 354...WW 355...WW
  356...WW 357...WW 358...WW 359...
 
  DISCUSSION...SUPERCELLS OVER NWRN OK ARE EXPECTED TO SPREAD RAPIDLY
  NEWD INTO AREA THIS AFTERNOON WITH ADDITIONAL DEVELOPMENT POSSIBLE E
  OF SURFACE LOW ALONG DRYLINE AND RETREATING WARM FRONT/OUTFLOW
  BOUNDARY.  WARM SECTOR AIR MASS IS QUITE MOIST WITH A DECREASING CAP
  AND MLCAPE OF 3000-4000 J/KG.  WHEN COUPLED WITH RAPIDLY
  STRENGTHENING LOW AND DEEP-LAYER SHEAR...ENVIRONMENT WILL SUPPORT
  THE EVOLUTION OF LONG-LIVED SUPERCELLS CAPABLE OF LARGE HAIL AND
  TORNADOES...SOME OF WHICH COULD BE LONG-TRACKED AND STRONG/VIOLENT.
 
  AVIATION...TORNADOES AND 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
  500. MEAN STORM MOTION VECTOR 24035.
 
 
  ...MEAD



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OK & KS Under High Risk for Severe Weather Today - JAC, 5/24/2011, 5:44 am
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