ZCZC SPCPWOSPC ALL
   WOUS40 KWNS 091641
   ARZ000-KSZ000-MOZ000-OKZ000-100045-
   
   PUBLIC SEVERE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   1141 AM CDT THU APR 09 2009
   
   ...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE CNTRL
   PLAINS...SRN PLAINS AND OZARKS THIS AFTERNOON AND EVENING...
   
   THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
   DEVELOPMENT OF NUMEROUS SEVERE STORMS WITH THE POTENTIAL FOR A FEW
   STRONG TORNADOES OVER PARTS OF THE CNTRL PLAINS...SRN
   PLAINS...OZARKS THIS AFTERNOON AND EVENING.
   
   THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE
   
          ARKANSAS
          SOUTHEAST KANSAS
          SOUTHERN MISSOURI
          EASTERN OKLAHOMA
   
   ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE ACROSS PARTS OF NE
   TX...LOWER MS VALLEY AND WRN PARTS OF THE TN VALLEY
   
   A WELL-DEVELOPED SPRING STORM SYSTEM OVER THE SOUTHERN PLAINS TODAY
   WILL RESULT IN A RISK OF SEVERE THUNDERSTORMS ALONG A CORRIDOR FROM
   SRN KS ACROSS NE OK INTO SW MO AND NW AR THIS AFTERNOON AND EVENING.
   SEVERE STORMS ARE EXPECTED TO DEVELOP RAPIDLY BY LATE AFTERNOON
   ALONG A WARM FRONT ORIENTED EAST TO WEST ACROSS THE MODERATE RISK
   AREA AND SWD ALONG A DRYLINE ACROSS NERN OK AND NW AR. LOW-LEVEL
   MOISTURE WILL CONTINUE TO RETURN NWD INTO THE REGION TODAY...AND A
   MODERATELY UNSTABLE AIRMASS SHOULD BE PRESENT SOUTHEAST OF A SFC LOW
   AND WARM FRONT BY MID-AFTERNOON.
   
   STRONG VERTICAL SHEAR ALREADY IN PLACE MAY INCREASE FURTHER AS THE
   UPPER TROUGH APPROACHES. SUPERCELLS WILL BECOME AN INCREASING
   CONCERN DURING THE AFTERNOON...AND THE STRONGER STORMS SHOULD BE
   CAPABLE OF PRODUCING TORNADOES...LARGE HAIL AND DAMAGING WIND. SOME
   TORNADOES THAT OCCUR WITH THE MORE INTENSE AND PERSISTENT SUPERCELLS
   COULD BE STRONG...FIRST BEGINNING IN SRN KS AND NERN OK EXPANDING
   EWD ACROSS NW AR AND SW MO BY EARLY EVENING. 
   
   THOSE IN THE THREATENED AREA ARE URGED TO REVIEW SEVERE WEATHER
   SAFETY RULES AND TO LISTEN TO RADIO...TELEVISION AND NOAA WEATHER
   RADIO FOR POSSIBLE WATCHES...WARNINGS AND STATEMENTS LATER TODAY.
   ADDITIONALLY...STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING
   THIS DEVELOPING SITUATION.
   
   STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING THIS DEVELOPING
   SITUATION. THOSE IN THE THREATENED AREA ARE URGED TO REVIEW SEVERE
   WEATHER SAFETY RULES AND TO LISTEN TO RADIO...TELEVISION...AND NOAA
   WEATHER RADIO FOR POSSIBLE WATCHES...WARNINGS...AND STATEMENTS LATER
   TODAY.
   
   ..HALES/SMITH/DIAL.. 04/09/2009
   
   $$