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WWUS20 KWNS 152219

SEL7

SPC WW 152219

COZ000-KSZ000-NEZ000-160600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 477

NWS STORM PREDICTION CENTER NORMAN OK

520 PM CDT THU SEP 15 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHEAST COLORADO

  NORTHWEST AND NORTHCENTRAL KANSAS

  SOUTHWEST AND SOUTHCENTRAL NEBRASKA



* EFFECTIVE THIS THURSDAY AFTERNOON AND FRIDAY MORNING FROM 520

  PM UNTIL 100 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...CLUSTER OF STRONG TO SEVERE THUNDERSTORMS WILL EVOLVE

ACROSS THE CENTRAL HIGH PLAINS THIS EVENING.  THIS ACTIVITY WILL

SPREAD EAST ALONG THE KANSAS/NEBRASKA BORDER WITH LARGE HAIL AND

LOCALLY DAMAGING WINDS THE PRIMARY SEVERE THREATS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES NORTH

NORTHWEST OF BURLINGTON COLORADO TO 10 MILES EAST SOUTHEAST OF

HASTINGS NEBRASKA.  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 475...WW 476...



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 26030.





...DARROW

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