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WWUS20 KWNS 170438

SEL9

SPC WW 170438

KSZ000-MOZ000-NEZ000-171200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 589

NWS Storm Prediction Center Norman OK

1140 PM CDT Fri Aug 16 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Kansas

  Western and north-central Missouri

  Southeast Nebraska



* Effective this Friday night and Saturday morning from 1140 PM

  until 700 AM CDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 2.5 inches in diameter possible

  Scattered damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Initially isolated severe thunderstorms will continue to

develop early in the overnight, particularly across the northern

half or two-thirds of Kansas. Storms will gradually spread into

western/north-central Missouri overnight and possibly southeast

Nebraska as well. Large hail will the most common risk. Some

potential also exists for damaging winds, particularly if storms

merge and grow into a linear complex, which is most likely to occur

across eastern Kansas into Missouri.



The severe thunderstorm watch area is approximately along and 60

statute miles north and south of a line from 75 miles west southwest

of Hill City KS to 50 miles east southeast of Chillicothe MO. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU9).



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 600. Mean storm motion vector

27025.



...Guyer

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