

410 

WWUS20 KWNS 210136

SEL6

SPC WW 210136

COZ000-KSZ000-210800-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 536

NWS Storm Prediction Center Norman OK

735 PM MDT Sat Jul 20 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Extreme east central Colorado

  Northwestern Kansas



* Effective this Saturday night and Sunday morning from 735 PM

  until 200 AM MDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...An organized cluster of storms in southeastern Colorado

will likely interact with newly forming storms near the

Kansas/Colorado border.  Storm interactions/mergers will support a

gradual northeastward expansion of a damaging wind and large hail

threat into northwestern Kansas along the immediate cool side of a

slow-moving front.



The severe thunderstorm watch area is approximately along and 45

statute miles east and west of a line from 45 miles north of

Goodland KS to 70 miles south southeast of Burlington CO. 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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 533...WW 534...WW 535...



AVIATION...A few severe thunderstorms with hail surface and aloft to

1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 550. Mean storm motion vector

23020.



...Thompson

