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Severe Thunderstorm Watch 488
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WW0488 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Moderate Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL8

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 488
   NWS Storm Prediction Center Norman OK
   940 PM EDT Sun Sep 6 2020

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Central Lower Michigan
     Lake Huron
     Lake Michigan

   * Effective this Sunday night and Monday morning from 940 PM
     until 300 AM EDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 2
       inches in diameter possible
     Isolated damaging wind gusts to 70 mph possible

   SUMMARY...Scattered thunderstorms are increasing in coverage and
   intensity over portions of Lake Michigan and Lower Michigan. This
   activity may become occasionally severe, with the potential for
   large hail and locally gusty/damaging winds.

   The severe thunderstorm watch area is approximately along and 55
   statute miles north and south of a line from 40 miles northwest of
   Muskegon MI to 25 miles north northeast of Bad Axe MI. For a
   complete depiction of the watch see the associated watch outline
   update (WOUS64 KWNS WOU8).

   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
   2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   26035.

   ...Hart
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Page last modified: September 07, 2020
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