FLUS43 KLOT 160306
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago IL
1006 PM CDT Thu Oct 15 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-170315-
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-
1006 PM CDT Thu Oct 15 2026 /1106 PM EDT Thu Oct 15 2026/

This Hazardous Weather Outlook is for portions of central
Illinois, east central Illinois, north central Illinois,
northeast Illinois, and northwest Indiana.

.DAY ONE...Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Friday...
  Limited Thunderstorm Risk near Lake Michigan.
Friday night into Saturday morning...
  Significant Frost and Limited Freeze Risk mainly in Illinois. 
Saturday night into Friday morning...
  Limited Frost risk mainly east of Interstate 55. 

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

LMZ740>745-170315-
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-
1006 PM CDT Thu Oct 15 2026

This Hazardous Weather Outlook is for portions of Lake Michigan.

.DAY ONE...Tonight

Hazardous conditions for small craft are likely. 

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Friday...
  Gale force winds and very hazardous waves are expected. 
  Limited Thunderstorm and Waterspout Risk.
Saturday and Sunday...
  Hazardous conditions for small craft are likely.

$$