438 

FLUS43 KLOT 060918

HWOLOT



Hazardous Weather Outlook

National Weather Service Chicago/Romeoville IL

418 AM CDT Sat Jun 6 2026



ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-

010-011-019-070930-

Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-

La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-

Northern Cook-Central Cook-Southern Cook-Northern Will-

Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-

418 AM CDT Sat Jun 6 2026 /518 AM EDT Sat Jun 6 2026/



This Hazardous Weather Outlook is for portions of north central

Illinois...northeast Illinois and northwest Indiana.



.DAY ONE...Today and Tonight.



Weather hazards expected...



  Limited Thunderstorm Risk...with an associated:

     Level 1 of 5 Damaging Wind Risk...up to 50 to 60 mph.

     Limited Flooding Risk.



DISCUSSION...



This afternoon into this evening, renewed thunderstorm development

will likely focus primarily south of I-80, where a few storms may

be capable of producing localized strong winds and flooding.



.DAYS TWO THROUGH SEVEN...Sunday through Friday.



Sunday through Friday...

  Limited Thunderstorm and associated Flooding Risk at times.



DISCUSSION...



The weather pattern will continue to feature seasonably warm and 

humid conditions through next week, with periodic shower and 

thunderstorm chances. Some of the storms will be capable of 

producing torrential downpours, which may lead to localized 

flooding.



.SPOTTER INFORMATION STATEMENT...



  Spotter activation is unlikely today.



GENERAL STORM MOTION OF THE DAY:



 Moving toward the east-southeast at 20 to 30 mph.



$$



LMZ740>745-070930-

Winthrop Harbor to Wilmette Harbor IL-

Wilmette Harbor to Northerly Island IL-

Northerly Island to Calumet Harbor IL-

Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-

Burns Harbor to Michigan City IN-

418 AM CDT Sat Jun 6 2026



This Hazardous Weather Outlook is for portions of the Illinois

nearshore waters of Lake Michigan and the Indiana nearshore

waters of Lake Michigan.



.DAY ONE...Today and Tonight.



Weather hazards expected...



  Limited Thunderstorm Risk.



.DAYS TWO THROUGH SEVEN...Sunday through Friday.



Sunday through Friday...

  Limited Thunderstorm Risk at times.



$$



Castro



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