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910 

WWUS20 KWNS 290146

SEL2

SPC WW 290146

ILZ000-INZ000-290600-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 282

NWS Storm Prediction Center Norman OK

850 PM CDT Tue May 28 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Illinois

  Northwest Indiana



* Effective this Tuesday night and Wednesday morning from 850 PM

  until 100 AM CDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 2 inches in diameter possible

  Scattered damaging wind gusts to 70 mph likely

  A tornado or two possible



SUMMARY...A fast-moving line of thunderstorms will track across the

watch area, posing a risk of locally damaging wind gusts and some

hail.



The severe thunderstorm watch area is approximately along and 35

statute miles north and south of a line from 45 miles southwest of

Marseilles IL to 25 miles south of Valparaiso IN. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU2).



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 274...WW 275...WW

276...WW 277...WW 278...WW 279...WW 280...WW 281...



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

27040.



...Hart

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