

400 

WWUS20 KWNS 071943

SEL5

SPC WW 071943

COZ000-NMZ000-080300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 335

NWS Storm Prediction Center Norman OK

145 PM MDT Tue Aug 7 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  The central and southern Front Range of Colorado

  Extreme northeastern New Mexico



* Effective this Tuesday afternoon and evening from 145 PM until

  900 PM MDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter likely

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Thunderstorm development is expected by 21z along the

Front Range from Colorado Springs southward.  The storm environment

will favor splitting supercells with very large hail and damaging

gusts, plus the potential for an isolated tornado.  The severe-storm

threat should persist into the late evening hours as storms spread

southeastward onto the High Plains.



The severe thunderstorm watch area is approximately along and 55

statute miles east and west of a line from 40 miles west northwest

of Limon CO to 35 miles southeast of Raton NM. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU5).



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 550. Mean storm motion vector

31035.



...Thompson

