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WWUS20 KWNS 282011

SEL7

SPC WW 282011

IAZ000-KSZ000-MOZ000-NEZ000-290300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 277

NWS Storm Prediction Center Norman OK

315 PM CDT Tue May 28 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southern Iowa

  Extreme northeastern Kansas

  Extreme northern Missouri

  Extreme southeastern Nebraska



* Effective this Tuesday afternoon and evening from 315 PM until

  1000 PM CDT.



* Primary threats include...

  Widespread large hail and scattered very large hail events to

    2.5 inches in diameter likely

  Scattered damaging wind gusts to 70 mph possible



SUMMARY...Ongoing elevated thunderstorms with a history of large

hail will persist for the next several hours, and additional storms

will likely spread into the watch area from Kansas late this

afternoon/evening.  Large hail will be the main threat, though

storms close to the surface front could produce damaging gusts.



The severe thunderstorm watch area is approximately along and 50

statute miles north and south of a line from 35 miles west southwest

of Beatrice NE to 25 miles south southeast of Ottumwa IA. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU7).



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 272...WW 273...WW

274...WW 275...WW 276...



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

24040.



...Thompson

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