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Severe Thunderstorm Watch 409
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WW0409 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
High 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.
   SEL9

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 409
   NWS Storm Prediction Center Norman OK
   300 PM CDT Thu Jun 13 2024

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Southern Iowa
     Western and Central Illinois
     Northeast Kansas
     Northern Missouri
     Far Southeast Nebraska

   * Effective this Thursday afternoon and evening from 300 PM until
     1000 PM CDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 3
       inches in diameter likely
     Scattered damaging winds likely with isolated significant gusts
       to 80 mph possible
     A tornado or two possible

   SUMMARY...Intense thunderstorms are expected to develop and pose a
   threat for very large hail and significant severe/damaging winds
   this afternoon and evening. Some of the hail could be 2-3 inches in
   diameter, and severe winds may peak in the 70-80 mph range with any
   line of thunderstorms that can form and spread east-southeastward.

   The severe thunderstorm watch area is approximately along and 70
   statute miles north and south of a line from 20 miles south
   southwest of Falls City NE to 40 miles east northeast of Peoria IL.
   For a complete depiction of the watch see the associated watch
   outline update (WOUS64 KWNS WOU9).

   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 408...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   3 inches. Extreme turbulence and surface wind gusts to 70 knots. A
   few cumulonimbi with maximum tops to 550. Mean storm motion vector
   30030.

   ...Gleason
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