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WWUS20 KWNS 141933

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URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 378

NWS Storm Prediction Center Norman OK

235 PM CDT Wed Jul 14 2021



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Much of central and northern Iowa



* Effective this Wednesday afternoon and evening from 235 PM

  until 900 PM CDT.



* Primary threats include...

  A few tornadoes possible

  Scattered damaging wind gusts to 70 mph likely

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible



SUMMARY...Scattered severe thunderstorms are expected to develop

this afternoon and early evening and pose a risk for a few

tornadoes, damaging winds and large hail.  Thunderstorm coverage is

expected to increase with time with a continued risk for all severe

hazards.



The tornado watch area is approximately along and 60 statute miles

either side of a line from 25 miles west southwest of Storm Lake IA

to 10 miles south southeast of Waterloo IA. For a complete depiction

of the watch see the associated watch outline update (WOUS64 KWNS

WOU8).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A Tornado Watch means conditions are favorable for

tornadoes and 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.



&&



AVIATION...Tornadoes and a few severe thunderstorms with hail

surface and aloft to 2 inches. Extreme turbulence and surface wind

gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean

storm motion vector 27025.



...Bunting

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