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924 

WWUS20 KWNS 272057

SEL9

SPC WW 272057

MNZ000-NDZ000-280300-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 459

NWS STORM PREDICTION CENTER NORMAN OK

400 PM CDT SAT AUG 27 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  WESTERN MINNESOTA

  EASTERN NORTH DAKOTA



* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 400 PM UNTIL

  1000 PM CDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...SUPPORTED BY RELATIVELY STRONG SHEAR AND COLD TEMPERATURES

ALOFT...A FEW SUPERCELLS WILL BE POSSIBLE THROUGH THE EARLY EVENING

HOURS ACROSS EASTERN NORTH DAKOTA INTO NEARBY WEST-CENTRAL/NORTHWEST

MINNESOTA. LARGE HAIL IS THE PRIMARY RISK...BUT DAMAGING WINDS MAY

ALSO OCCUR.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50

STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH OF

GRAND FORKS NORTH DAKOTA TO 65 MILES SOUTH OF FARGO NORTH DAKOTA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU9).



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.



&&



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

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 29025.





...GUYER

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