MESOSCALE DISCUSSION 0874
   NWS STORM PREDICTION CENTER NORMAN OK
   0526 PM CDT MON MAY 24 2004
   
   AREAS AFFECTED...SERN NEB...SRN/CNTRL IA...NRN MO...WRN IL AND SERN
   IA
   
   CONCERNING...TORNADO WATCH 273...276...
   
   VALID 242226Z - 250000Z
   
   VERY VOLATILE AND DANGEROUS SITUATION OVER THE MISSOURI RIVER VALLEY
   AND POINTS EAST ACROSS SRN IA AND NRN MO THIS EVENING. A NEW TORNADO
   WATCH WILL BE NEEDED ACROSS NRN AND NERN MO SHORTLY.
   
   SEE GRAPHIC FOR LATEST MESOANALYSIS. STRONG LOW DEVELOPING ON THE
   NEB/IA BORDER ATTM NEAR OMA. WARM FRONT EXTENDS SEWD ACROSS NRN MO
   WITH A COUPLE OF TORNADIC SUPERCELLS TRACKING ALONG AND NEAR THE
   FRONT. THIS ACTIVITY WILL BEGIN TO MOVE OUT OF THE SERN PART OF
   TORNADO WATCH 273 SHORTLY AND A NEW WATCH WILL BE ISSUED ACROSS NRN
   MO.
   
   INTENSE ACTIVITY ALSO INVOF SURFACE LOW AND ALONG DEVELOPING SQUALL
   LINE WITH EMBEDDED SUPERCELLS EXTENDING NEWD INTO CNTRL IA. COLD
   POOL APPEARS TO BE DEVELOPING WITH THIS CONVECTION. ACTIVITY
   EXPECTED TO SPREAD ESEWD ALONG INSTABILITY GRADIENT ACROSS SRN IA
   NEXT FEW HOURS WITH TORNADOES...EXTREME WIND GUSTS...AND VERY LARGE
   HAIL SPREADING ACROSS SRN IA AND NRN MO AS THE EVENING UNFOLDS.
   
   ..CARBIN.. 05/24/2004
   
   
   ATTN...WFO...ILX...LSX...DVN...ARX...MPX...DMX...EAX...OAX...TOP...GID...LBF...
   
   42129902 42179435 43589476 43539299 41219090 39759028
   38629149 39919823