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Severe Thunderstorm Watch 381
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WW0381 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
Low 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.
   SEL1

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 381
   NWS Storm Prediction Center Norman OK
   1025 PM CDT Fri Jul 17 2020

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Upper Michigan
     Southern Minnesota
     Western and Northern Wisconsin
     Lake Superior

   * Effective this Friday night and Saturday morning from 1025 PM
     until 600 AM CDT.

   * Primary threats include...
     Scattered damaging winds likely with isolated significant gusts
       to 80 mph possible
     Isolated large hail events to 1.5 inches in diameter possible
     A tornado or two possible

   SUMMARY...A well-organized line of storms will continue to steadily
   spread southeastward across the region through the late evening and
   overnight. Damaging winds are likely, but a tornado or two could
   also occur aside from some severe hail.

   The severe thunderstorm watch area is approximately along and 95
   statute miles east and west of a line from 55 miles northeast of
   Ironwood MI to 55 miles southwest of Minneapolis MN. For a complete
   depiction of the watch see the associated watch outline update
   (WOUS64 KWNS WOU1).

   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 380...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   1.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A
   few cumulonimbi with maximum tops to 600. Mean storm motion vector
   29035.

   ...Guyer
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Page last modified: July 18, 2020
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