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007 

WWUS20 KWNS 222056

SEL5

SPC WW 222056

NDZ000-230300-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 345

NWS STORM PREDICTION CENTER NORMAN OK

350 PM CDT SAT JUN 22 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  WESTERN AND CENTRAL NORTH DAKOTA



* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 350 PM UNTIL

  1000 PM CDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL LARGE HAIL EVENTS LIKELY WITH A FEW VERY LARGE HAIL

    EVENTS TO 2 INCHES IN DIAMETER POSSIBLE

  SEVERAL DAMAGING WIND GUSTS TO 70 MPH LIKELY



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50

STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES EAST

NORTHEAST OF MINOT NORTH DAKOTA TO 85 MILES SOUTHWEST OF BISMARCK

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

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 343...WW 344...



DISCUSSION...IN THE PRESENCE OF MODERATE INSTABILITY AND STRONG

SHEAR...STRONG/SEVERE STORM DEVELOPMENT APPEARS POSSIBLE WITHIN THE

NEXT FEW HOURS ALONG THE SURFACE TROUGH EXTENDING SOUTH SOUTHWEST

THROUGH NORTH NORTHEAST ACROSS THE WATCH AREA.  ADDITIONAL

STRONG/SEVERE STORMS ARE EXPECTED TO DEVELOP NORTHEASTWARD OUT

WYOMING AND WESTERN SOUTH DAKOTA...INTO WEST/CENTRAL SOUTH DAKOTA BY

EARLY EVENING.



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 24025.





...KERR

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