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539 

WWUS20 KWNS 100614

SEL7

SPC WW 100614

MNZ000-NDZ000-SDZ000-101300-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 367

NWS STORM PREDICTION CENTER NORMAN OK

110 AM CDT SUN JUN 10 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       FAR WESTERN MINNESOTA

       SOUTHEAST NORTH DAKOTA

       NORTHEAST SOUTH DAKOTA



EFFECTIVE THIS SUNDAY MORNING FROM 110 AM UNTIL 800 AM CDT.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 75

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES WEST

SOUTHWEST OF ABERDEEN SOUTH DAKOTA TO 40 MILES EAST SOUTHEAST OF

FARGO NORTH DAKOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).



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 366...



DISCUSSION...CNTRL SD SQLN EXPECTED TO CONTINUE GENERALLY NEWD

THROUGH NE SD AND SE ND BEFORE WEAKENING UPON REACHING WRN EDGE OF

LOW LVL MOIST AXIS IN WRN MN.  CONVECTIVE SYSTEM...LIKE THE ONE

YESTERDAY MORNING...LIKELY IS SLIGHTLY ELEVATED ABOVE SE-MOVING

NE-SW COLD FRONT.  SFC DATA SUGGEST THAT THIS BOUNDARY WILL CONTINUE

MOVING SEWD THROUGH SUNRISE.  THIS ACTION MAY FOSTER ADDITIONAL

STORM DEVELOPMENT ON THE S SIDE OF THE SQLN...AND...AT LEAST FOR

AWHILE...MAY TURN OVERALL SYSTEM MOTION SLIGHTLY TO THE RIGHT.

DESPITE ELEVATED NATURE OF SQLN...EMBEDDED SUSTAINED

STORMS/SUPERCELLS WILL POSE A RISK FOR DMGG WIND AND SVR HAIL GIVEN

STRENGTH OF CLOUD LAYER FLOW AND STRONG BUOYANCY ASSOCIATED WITH

DEEP EML.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 24030.





...CORFIDI

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