

945 

WWUS20 KWNS 092012

SEL6

SPC WW 092012

COZ000-KSZ000-NEZ000-WYZ000-100300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 356

NWS Storm Prediction Center Norman OK

310 PM CDT Fri Jul 9 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Colorado

  Northwest Kansas

  Western and central Nebraska

  Southeast Wyoming



* Effective this Friday afternoon and evening from 310 PM until

  1000 PM CDT.



* Primary threats include...

  Scattered damaging winds and isolated significant gusts to 75

    mph possible

  Scattered large hail and isolated very large hail events to 3

    inches in diameter possible

  A tornado or two possible



SUMMARY...Severe thunderstorms will develop this afternoon and pose

a risk for potentially very large hail and damaging winds.  Storms

should evolve into a line by this evening with an increasing risk

for damaging winds, potentially significant.  A tornado or two is

also possible.



The severe thunderstorm watch area is approximately along and 95

statute miles north and south of a line from 30 miles north

northwest of Cheyenne WY to 20 miles south southeast of Broken Bow

NE. For a complete depiction of the watch see the associated watch

outline update (WOUS64 KWNS WOU6).



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 65 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

28030.



...Bunting

