

846 

WWUS20 KWNS 120554

SEL2

SPC WW 120554

MNZ000-WIZ000-LSZ000-121200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 272

NWS Storm Prediction Center Norman OK

1255 AM CDT Thu Jul 12 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeastern Minnesota

  Northwestern Wisconsin

  Lake Superior



* Effective this Thursday morning from 1255 AM until 700 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...An organized complex of thunderstorms will pose primarily

a damaging-wind hazard as it moves southeastward across the watch

area.  Activity should encounter substantially more stable air and

become less-organized over northern WI and western Lake Superior.



The severe thunderstorm watch area is approximately along and 60

statute miles either side of a line from 50 miles north of Brainerd

MN to 15 miles southeast of Kennedy WI. For a complete depiction of

the watch see the associated watch outline update (WOUS64 KWNS

WOU2).



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...This severe thunderstorm watch replaces

tornado watch number 271. Watch number 271 will not be in effect

after 1255 AM CDT.



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 550. Mean storm motion vector

29035.



...Edwards

