SEL2
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 552
   NWS STORM PREDICTION CENTER NORMAN OK
   1135 PM CDT TUE JUN 28 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          CENTRAL NORTH DAKOTA
   
   EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 1135 PM
   UNTIL 600 AM CDT.
   
   HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
   STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH OF MINOT
   NORTH DAKOTA TO 70 MILES SOUTH SOUTHEAST OF BISMARCK NORTH DAKOTA.
    FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU2).
   
   REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
   FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
   TORNADOES.
   
   OTHER WATCH INFORMATION...CONTINUE...WW 550...WW 551...
   
   DISCUSSION...MCS WITH BOWING SEGMENT ALONG ITS LEADING EDGE IS
   APPROACHING CENTRAL ND ATTM...AND SHOULD PERSIST AS IT MOVES INTO
   CENTRAL ND.  AIR MASS IS MODERATELY UNSTABLE ACROSS SRN ND...WITH
   MARGINAL INSTABILITY NEAR THE CANADIAN BORDER. IN ADDITION TO A
   DAMAGING WIND THREAT ALONG PATH OF BOWING MCS...INCREASING LOW LEVEL
   WAA FROM STRONG SSELY LLJ WILL SUSTAIN A THREAT OF LARGE HAIL WITH
   ELEVATED STORMS DEVELOPING AHEAD OF ENEWD MOVING MCS.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 26035.
   
   
   ...EVANS