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Initial List of Counties in SPC Severe Thunderstorm Watch 421 (WOU)
Back to Watch 421
WW0421 Overview WOU Image
   WOUS64 KWNS 082257
   WOU1

   BULLETIN - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 421
   NWS STORM PREDICTION CENTER NORMAN OK
   455 PM MDT SAT AUG 8 2020

   SEVERE THUNDERSTORM WATCH 421 IS IN EFFECT UNTIL 1100 PM MDT
   FOR THE FOLLOWING LOCATIONS

   NEC005-007-009-013-017-031-033-041-045-049-069-075-091-101-103-
   105-111-113-115-117-123-135-149-157-161-165-171-090500-
   /O.NEW.KWNS.SV.A.0421.200808T2255Z-200809T0500Z/

   NE 
   .    NEBRASKA COUNTIES INCLUDED ARE

   ARTHUR               BANNER              BLAINE              
   BOX BUTTE            BROWN               CHERRY              
   CHEYENNE             CUSTER              DAWES               
   DEUEL                GARDEN              GRANT               
   HOOKER               KEITH               KEYA PAHA           
   KIMBALL              LINCOLN             LOGAN               
   LOUP                 MCPHERSON           MORRILL             
   PERKINS              ROCK                SCOTTS BLUFF        
   SHERIDAN             SIOUX               THOMAS              


   SDC007-033-047-055-071-081-093-095-102-103-121-123-137-090500-
   /O.NEW.KWNS.SV.A.0421.200808T2255Z-200809T0500Z/

   SD 
   .    SOUTH DAKOTA COUNTIES INCLUDED ARE

   BENNETT              CUSTER              FALL RIVER          
   HAAKON               JACKSON             LAWRENCE            
   MEADE                MELLETTE            OGLALA LAKOTA       
   PENNINGTON           TODD                TRIPP               
   ZIEBACH              


   ATTN...WFO...LBF...UNR...CYS...



Aviation Watch (SAW) for WW421
WW0421 Overview Image
Note: The Aviation Watch (SAW) product is an approximation to the watch area. The actual watch is depicted by the shaded areas.
   SAW1 
   WW 421 SEVERE TSTM NE SD 082255Z - 090500Z
   AXIS..95 STATUTE MILES EAST AND WEST OF LINE..
   70NNE RAP/RAPID CITY SD/ - 35SSW LBF/NORTH PLATTE NE/
   ..AVIATION COORDS.. 80NM E/W /34W DPR - 30SSW LBF/
   HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..65 KNOTS.
   MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27035.

   LAT...LON 44970056 40659912 40650275 44970445

   THIS IS AN APPROXIMATION TO THE WATCH AREA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
   FOR WOU1.

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