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WWUS20 KWNS 152010

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SPC WW 152010

ILZ000-160200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 374

NWS Storm Prediction Center Norman OK

315 PM CDT Wed Jul 15 2020



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Northeast Illinois



* Effective this Wednesday afternoon and evening from 315 PM

  until 900 PM CDT.



* Primary threats include...

  A couple tornadoes possible

  Isolated damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Severe weather/tornado threat may develop northeastward

across parts of northeastern Illinois this afternoon, with all

severe hazards a possibility.



The tornado watch area is approximately along and 30 statute miles

north and south of a line from 25 miles west southwest of Marseilles

IL to 70 miles east southeast of Marseilles IL. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU4).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A Tornado Watch means conditions are favorable for

tornadoes and 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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 373...



AVIATION...Tornadoes and 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 24025.



...Guyer

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