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Severe Thunderstorm Watch 353
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WW0353 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
Moderate Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL3

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 353
   NWS Storm Prediction Center Norman OK
   255 PM CDT Mon Aug 27 2018

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     northern Iowa
     central and southern Minnesota
     northwest Wisconsin
     Lake Superior

   * Effective this Monday afternoon and evening from 255 PM until
     1000 PM CDT.

   * Primary threats include...
     Widespread damaging winds likely with isolated significant gusts
       to 75 mph possible
     Scattered large hail events to 1.5 inches in diameter possible
     A tornado or two possible

   SUMMARY...Storms are expected to continue developing over the upper
   Mississippi Valley and Great Lakes region this afternoon and
   evening, eventually evolving into an organized MCS capable of
   numerous instances of damaging wind and a couple of tornadoes.

   The severe thunderstorm watch area is approximately along and 90
   statute miles north and south of a line from 10 miles southwest of
   Worthington MN to 70 miles south of Ironwood MI. 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.

   &&

   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
   24035.

   ...Dial
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Page last modified: August 28, 2018
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