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WWUS20 KWNS 022054

SEL3

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IAZ000-ILZ000-MOZ000-LMZ000-030400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 63

NWS Storm Prediction Center Norman OK

355 PM CDT Wed May 2 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southeast Iowa

  Northern Illinois

  Far northeast Missouri

  Lake Michigan



* Effective this Wednesday afternoon and evening from 355 PM

  until 1100 PM CDT.



* Primary threats include...

  Isolated damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Isolated severe storms may develop this evening along and

south of a slow-moving cold front. Hail and wind are the primary

hazards.



The severe thunderstorm watch area is approximately along and 60

statute miles north and south of a line from 50 miles south

southwest of Cedar Rapids IA to 60 miles east northeast of

Marseilles IL. For a complete depiction of the watch see the

associated watch outline update (WOUS64 KWNS WOU3).



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 61...WW 62...



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 450. Mean storm motion vector

26030.



...Grams

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