

128 

WWUS20 KWNS 091925

SEL5

SPC WW 091925

IAZ000-MNZ000-100300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 165

NWS Storm Prediction Center Norman OK

225 PM CDT Sat Jun 9 2018



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  North-central and northeast Iowa

  Far south-central and southeast Minnesota



* Effective this Saturday afternoon and evening from 225 PM until

  1000 PM CDT.



* Primary threats include...

  A few tornadoes likely with a couple intense tornadoes possible

  Scattered damaging winds likely with isolated significant gusts

    to 75 mph possible

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible



SUMMARY...A few supercells should develop near the Minnesota-Iowa

border and spread southeast across north-central and northeast Iowa

into the evening. All severe hazards will be possible, before a

likely transition to a linear cluster later this evening, with

damaging winds becoming the primary hazard.



The tornado watch area is approximately along and 70 statute miles

east and west of a line from 30 miles west northwest of Rochester MN

to 40 miles southeast of Waterloo IA. For a complete depiction of

the watch see the associated watch outline update (WOUS64 KWNS

WOU5).



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 65 knots. A few cumulonimbi with maximum tops to 500. Mean

storm motion vector 28030.



...Grams

