

487 

WWUS20 KWNS 291904

SEL2

SPC WW 291904

COZ000-WYZ000-300400-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 422

NWS STORM PREDICTION CENTER NORMAN OK

100 PM MDT FRI JUL 29 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  CENTRAL AND NORTHEASTERN COLORADO

  SOUTHEAST WYOMING



* EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 100 PM UNTIL

  1000 PM MDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



SUMMARY...THUNDERSTORM DEVELOPMENT IS UNDERWAY ACROSS THE LARAMIE

MOUNTAINS...SOUTHWARD ALONG THE FRONT RANGE INTO CENTRAL COLORADO.

A FURTHER INCREASE IN STORM COVERAGE IS EXPECTED THROUGH THE

REMAINDER OF THE AFTERNOON...WITH A FEW STORMS LIKELY BECOMING

SEVERE AS THEY TEND TO MOVE SOUTH/SOUTHEASTWARD OFF THE HIGHER

TERRAIN.  THIS INCLUDES THE RISK FOR ISOLATED SUPERCELLS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES NORTH

NORTHWEST OF TORRINGTON WYOMING TO 60 MILES SOUTHEAST OF DENVER

COLORADO.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 34020.





...KERR

