

872 

WWUS20 KWNS 281935

SEL4

SPC WW 281935

COZ000-NEZ000-SDZ000-WYZ000-290300-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 304

NWS STORM PREDICTION CENTER NORMAN OK

240 PM CDT TUE JUN 28 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHEAST COLORADO

  WESTERN AND CENTRAL NEBRASKA

  SOUTHWEST SOUTH DAKOTA

  EASTERN WYOMING



* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 240 PM UNTIL

  1000 PM CDT.



* PRIMARY THREATS INCLUDE...

  WIDESPREAD DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS

    TO 80 MPH POSSIBLE

  WIDESPREAD LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL

    EVENTS TO 3 INCHES IN DIAMETER POSSIBLE



SUMMARY...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND

INTENSITY THIS AFTERNOON AND EVENING OVER EASTERN WY...SPREADING

ACROSS THE WATCH AREA.  VERY LARGE HAIL WILL BE A RISK WITH EARLY

STORMS...WITH AN INCREASING CONCERN FOR WIDESPREAD DAMAGING WINDS

THROUGH THE EVENING.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 110

STATUTE MILES EAST AND WEST OF A LINE FROM 65 MILES NORTH

NORTHWEST OF RAPID CITY SOUTH DAKOTA TO 55 MILES WEST SOUTHWEST

OF IMPERIAL NEBRASKA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).



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 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

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

MOTION VECTOR 29030.





...HART

