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Tornado Watch 871
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WW0871 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Low Very Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL1
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 871
   NWS STORM PREDICTION CENTER NORMAN OK
   540 PM CST MON NOV 7 2011
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHEAST KANSAS
          NORTHEAST OKLAHOMA
   
   EFFECTIVE THIS MONDAY AFTERNOON AND TUESDAY MORNING FROM 540 PM
   UNTIL 100 AM CST.
   
   TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
   TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
   MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH OF CHANUTE
   KANSAS TO 20 MILES WEST OF TULSA OKLAHOMA.  FOR A COMPLETE
   DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
   (WOUS64 KWNS WOU1).
   
   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 870...
   
   DISCUSSION...NRN END OF N CNTRL OK SQLN WITH EMBEDDED
   SUPERCELLS/SMALLER SCALE CIRCULATIONS EXPECTED TO CONTINUE SLOWLY
   EWD THROUGH LATE TNGT...WHILE STORMS MOVE MORE RAPIDLY NNE ALONG IT.
   LOW LVL LAPSE RATES WILL REMAIN WEAK.  BUT STRENGTHENING LOW LVL
   WIND FIELD ASSOCIATED BOTH WITH DIURNAL CYCLE AND WITH APPROACH OF
   NM UPR VORT SUGGEST POTENTIAL FOR LOCALLY DMGG WIND AND ISOLD
   TORNADOES AS BOUNDARY LAYER MOISTURE CONTINUES TO SLOWLY INCREASE
   ACROSS REGION.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
   GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
   MEAN STORM MOTION VECTOR 23035.
   
   
   ...CORFIDI
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