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WWUS20 KWNS 272038

SEL5

SPC WW 272038

ILZ000-WIZ000-LMZ000-280200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 455

NWS Storm Prediction Center Norman OK

340 PM CDT Thu Jun 27 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Illinois

  Southeast Wisconsin

  Lake Michigan



* Effective this Thursday afternoon and evening from 340 PM until

  900 PM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...A fast-moving line of thunderstorms will continue eastward

into the watch area this afternoon, posing a risk of locally

damaging wind gusts and hail.



The severe thunderstorm watch area is approximately along and 55

statute miles east and west of a line from 65 miles north of

Milwaukee WI to 50 miles south southeast of Rockford IL. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU5).



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 453...WW 454...



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 500. Mean storm motion vector

28035.



...Hart

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