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WWUS20 KWNS 242052

SEL2

SPC WW 242052

ILZ000-WIZ000-250400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 462

NWS Storm Prediction Center Norman OK

350 PM CDT Tue Aug 24 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  northern Illinois

  southern Wisconsin



* Effective this Tuesday afternoon and evening from 350 PM until

  1100 PM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...An organized cluster of thunderstorms may continue

developing eastward out of northeastern Iowa into far southern

Wisconsin and northern Illinois, posing a risk for damaging wind

gusts before weakening this evening.



The severe thunderstorm watch area is approximately along and 45

statute miles north and south of a line from 40 miles west of

Rockford IL to 70 miles east of Rockford IL. 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 461...



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

27035.



...Kerr

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