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Tornado Watch 306
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WW0306 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Moderate
Severe Wind 65 kt+ Wind
Moderate Moderate
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.
   SEL6
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 306
   NWS STORM PREDICTION CENTER NORMAN OK
   235 PM CDT FRI MAY 15 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          CENTRAL ILLINOIS
          EAST CENTRAL MISSOURI
   
   EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 235 PM UNTIL
   1000 PM CDT.
   
   TORNADOES...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 65 STATUTE
   MILES EAST AND WEST OF A LINE FROM 15 MILES WEST SOUTHWEST OF
   SCOTT AFB ILLINOIS TO 40 MILES NORTH NORTHEAST OF BLOOMINGTON
   ILLINOIS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).
   
   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 305...
   
   DISCUSSION...AIR MASS CONTINUES TO DESTABILIZE ALONG AND SOUTH OF
   SURFACE WARM FRONT BISECTING CENTRAL IL THIS AFTERNOON.  STRONG
   PRESSURE FALLS ACROSS NRN IL SUGGESTS THIS WARM FRONT WILL TEND TO
   LIFT NWD THROUGH THE EVENING.  VERY STRONG LOW AND DEEP LAYER SHEAR
   WILL REMAIN SUPPORTIVE OF SUPERCELLS WITH ATTENDANT TORNADO THREAT. 
   LARGER SEVERE MCS MAY EVOLVE ACROSS NRN/CENTRAL MO AND MOVE STEADILY
   ESEWD TOWARDS E-CENTRAL MO/WRN IL THROUGH THE EVENING...WHICH MAY
   SUPPORT INCREASED WIND DAMAGE THREAT.
   
   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 27035.
   
   
   ...EVANS
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