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WWUS20 KWNS 192347

SEL6

SPC WW 192347

ILZ000-MOZ000-200700-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 286

NWS Storm Prediction Center Norman OK

650 PM CDT Thu Jul 19 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  parts of western and central Illinois

  portions of northeast and east central Missouri



* Effective this Thursday night and Friday morning from 650 PM

  until 200 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...A cluster of strong/severe storms will continue shifting

southeast out of Iowa and into northwest Missouri/west-central

Illinois over the next few hours -- and possibly continuing into

central Illinois later this evening.  Damaging winds will likely be

the primary severe risk, though hail may also occur over the next

couple of hours.  A tornado or two will also be possible --

particularly in the next 1-2 hours over western portions of the

watch.



The severe thunderstorm watch area is approximately along and 50

statute miles north and south of a line from 15 miles west northwest

of Quincy IL to 30 miles north northeast of Salem IL. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU6).



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 283...WW 284...WW 285...



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 550. Mean storm motion vector

30030.



...Goss

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