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623 

WWUS20 KWNS 142101

SEL0

SPC WW 142101

KSZ000-150400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 500

NWS Storm Prediction Center Norman OK

405 PM CDT Tue Sep 14 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southwest and south central Kansas



* Effective this Tuesday afternoon and evening from 405 PM until

  1100 PM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible



SUMMARY...Scattered thunderstorms are expected to develop late this

afternoon along a stalled front across southern Kansas.  The storm

environment will support a threat for supercells capable of

producing large hail of 1.5 to 2 inch diameter, and isolated severe

outflow gusts of 60-70 mph through early tonight.



The severe thunderstorm watch area is approximately along and 35

statute miles north and south of a line from 70 miles west southwest

of Garden City KS to 20 miles east southeast of Wichita KS. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU0).



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 498...WW 499...



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

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

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

27020.



...Thompson

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