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669 

WWUS20 KWNS 271722

SEL3

SPC WW 271722

IAZ000-ILZ000-MNZ000-WIZ000-280000-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 453

NWS Storm Prediction Center Norman OK

1225 PM CDT Thu Jun 27 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Iowa

  Northwest Illinois

  Southeast Minnesota

  Central and Southwest Wisconsin



* Effective this Thursday afternoon and evening from 1225 PM

  until 700 PM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph likely

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...A line of thunderstorms over southeast Minnesota and

northern Iowa is expected to intensify and track eastward across the

watch area through the afternoon.  Damaging winds along the leading

edge of storms appears to be the main risk.



The severe thunderstorm watch area is approximately along and 80

statute miles east and west of a line from 60 miles north northeast

of Camp Douglas WI to 50 miles south southeast of Waterloo IA. 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 452...



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

29035.



...Hart

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