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645 

WWUS20 KWNS 042153

SEL8

SPC WW 042153

IAZ000-MNZ000-WIZ000-050400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 328

NWS Storm Prediction Center Norman OK

455 PM CDT Tue Jun 4 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northern Iowa

  Southern Minnesota

  West-central to southwest Wisconsin



* Effective this Tuesday afternoon and evening from 455 PM until

  1100 PM CDT.



* Primary threats include...

  Scattered damaging winds and isolated significant gusts to 75

    mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Thunderstorm clusters over southern Minnesota will push

southeast into portions of northern Iowa and southwest Wisconsin

this evening. Scattered damaging winds and isolated large hail are

the primary hazards.



The severe thunderstorm watch area is approximately along and 70

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

Crosse WI to 25 miles southeast of Mason City IA. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU8).



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 324...WW 325...WW

326...WW 327...



AVIATION...A few severe thunderstorms with hail surface and aloft to

1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

30025.



...Grams

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