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Tornado Watch 186
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WW0186 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Moderate
Severe Wind 65 kt+ Wind
Low Low
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 186
   NWS STORM PREDICTION CENTER NORMAN OK
   1040 PM CDT SAT APR 25 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTH-CENTRAL AND SOUTHEASTERN KANSAS
          NORTHERN OKLAHOMA
   
   EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 1040 PM
   UNTIL 300 AM CDT.
   
   TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
   GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
   AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 45 STATUTE
   MILES NORTH AND SOUTH OF A LINE FROM 30 MILES SOUTHEAST OF
   CHANUTE KANSAS TO 50 MILES SOUTHWEST OF ALVA OKLAHOMA.  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...THIS TORNADO WATCH REPLACES TORNADO
   WATCH NUMBER 183. WATCH NUMBER 183 WILL NOT BE IN EFFECT AFTER
   1040 PM CDT. CONTINUE...WW 185...
   
   DISCUSSION...ENVIRONMENT WILL BE CHARACTERIZED BY LARGE LOW LEVEL
   HODOGRAPHS/SRH AND PRESENCE OF ROTATING UPDRAFTS ABOVE FAVORABLE
   BOUNDARY LAYER THETAE.  TORNADO POTENTIAL EXPECTED TO CONTINUE FOR A
   FEW MORE HOURS UNTIL AIR MASS STABILIZES TOO MUCH FOR SFC-BASED
   EFFECTIVE INFLOW PARCELS...INVOF SFC BAROCLINIC ZONE.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   550. MEAN STORM MOTION VECTOR 24025.
   
   
   ...EDWARDS/EVANS
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Page last modified: April 26, 2009
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