WHUS53 KLOT 050339

SMWLOT

LMZ740-741-777-779-050500-

/O.NEW.KLOT.MA.W.0079.260905T0339Z-260905T0500Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Special Marine Warning

National Weather Service Chicago/Romeoville

1039 PM CDT Fri Sep 4 2026



The National Weather Service in Chicago has issued a



* Special Marine Warning for...



  Nearshore Waters from Winthrop Harbor to Northerly Island...

  Open Waters from Winthrop Harbor to Michigan City out to Mid

Lake...



* Until midnight CDT.



* At 1038 PM CDT, severe thunderstorms were located along a line

  extending from 17 nm northeast of Montrose Harbor to near Wilmette 

  Harbor and extending eastward toward mid-lake, moving east at 30 

  knots.



  HAZARD...Wind gusts to 40 knots and large hail.



  SOURCE...Radar.



  IMPACT...Small craft could be damaged in briefly higher winds and 

           suddenly higher waves. Large hail could result in 

           structural damage.



* Locations impacted include...

  Wilmette Harbor.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Move to safe harbor immediately as gusty winds and high waves are

expected.



&&



LAT...LON 4225 8698 4213 8696 4195 8697 4204 8767

      4208 8768 4211 8772 4221 8780 4230 8783

TIME...MOT...LOC 0338Z 276DEG 31KT 4222 8743 4213 8766 



HAIL...>.75IN

WIND...40KTS



$$



Ratzer