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Severe Thunderstorm Watch 138
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WW0138 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Low
Severe Wind 65 kt+ Wind
Moderate Moderate
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 138
   NWS Storm Prediction Center Norman OK
   145 PM CDT Mon Apr 10 2017

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Northern and central Illinois
     Northwest Indiana
     Southwest Lower Michigan
     Southern Wisconsin
     Lake Michigan

   * Effective this Monday afternoon and evening from 145 PM until
     1000 PM CDT.

   * Primary threats include...
     Scattered damaging winds and isolated significant gusts to 75
       mph possible
     Scattered large hail and isolated very large hail events to 2
       inches in diameter possible
     A tornado or two possible

   SUMMARY...Increasingly scattered storms are expected along and ahead
   of a cold front into this evening, which may develop into a
   fast-moving cluster. Severe hail and damaging winds are the primary
   hazards.

   The severe thunderstorm watch area is approximately along and 100
   statute miles north and south of a line from 5 miles south of Moline
   IL to 40 miles east of Grand Rapids 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 65 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   24035.

   ...Grams
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