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050 

WWUS20 KWNS 100317

SEL7

SPC WW 100317

MNZ000-NDZ000-SDZ000-101100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 437

NWS STORM PREDICTION CENTER NORMAN OK

1020 PM CDT TUE AUG 9 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  WEST-CENTRAL MINNESOTA

  SOUTHERN NORTH DAKOTA

  NORTHERN SOUTH DAKOTA



* EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 1020 PM

  UNTIL 600 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE



SUMMARY...AN EXPANDING AND GRADUALLY ACCELERATING WELL-ORGANIZED

CONVECTIVE LINE CURRENTLY NEAR THE SOUTH DAKOTA AND NORTH DAKOTA

BORDER VICINITY WILL CONTINUE GENERALLY EASTWARD THROUGH THE

OVERNIGHT HOURS. DAMAGING WINDS ALONG WITH SOME HAIL CAN BE

EXPECTED.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 95 MILES WEST

NORTHWEST OF ABERDEEN SOUTH DAKOTA TO 10 MILES SOUTHEAST OF

ALEXANDRIA MINNESOTA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).



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 435...WW 436...



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 550. MEAN STORM

MOTION VECTOR 27040.





...GUYER

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