June 26 Potential Tornado Outbreak Discussion

There is potential for a tornado outbreak today.
Please read the SPC's Public Severe Weather Outlook Discussion for details.

PUBLIC SEVERE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0658 AM CDT SUN JUN 26 2011
   
   ...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE MIDDLE MISSOURI
   VALLEY LATE THIS AFTERNOON AND TONIGHT...
   
   THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
   DEVELOPMENT OF TORNADOES...LARGE HAIL AND DAMAGING WINDS OVER PARTS
   OF THE MIDDLE MISSOURI VALLEY LATE THIS AFTERNOON AND TONIGHT.
   
   THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE
   
          WESTERN IOWA
          NORTHWEST MISSOURI
          CENTRAL AND EASTERN NEBRASKA
          SOUTHEASTERN SOUTH DAKOTA
   
   ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE TODAY ACROSS PARTS OF
   THE NORTHERN AND CENTRAL PLAINS SOUTHEASTWARD INTO PARTS OF THE
   LOWER OHIO AND TENNESSEEE VALLEYS
   
   THE AIR MASS ACROSS MUCH OF MIDDLE MISSOURI VALLEY IS LIKELY TO
   BECOME VERY UNSTABLE BY LATE THIS AFTERNOON.  AT THE SAME TIME WIND
   FIELDS WILL STRENGTHEN AS A WEATHER SYSTEM PROGRESSES EAST OF THE
   ROCKIES...AND CONDITIONS ARE EXPECTED TO BECOME FAVORABLE FOR AN
   OUTBREAK OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING TORNADOES ...A
   COUPLE OF WHICH COULD BE STRONG...IN ADDITION TO LARGE HAIL.  THE
   SEVERE THREAT SHOULD CONTINUE INTO THE EVENING HOURS...WITH THE RISK
   FOR DAMAGING WINDS BECOME MORE PROMINENT SOUTHEASTWARD INTO PARTS OF
   THE CENTRAL PLAINS AND MIDDLE MISSISSIPPI VALLEY.
   
   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.