503
FLUS43 KLOT 250918
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
318 AM CST Tue Nov 25 2025

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-260930-
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-
318 AM CST Tue Nov 25 2025 /418 AM EST Tue Nov 25 2025/

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

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Elevated Fog Risk This morning.
  Limited Non Thunderstorm Wind Risk late tonight.

DISCUSSION...

Areas of dense fog remain possible this morning.

Strong westerly winds will gust to 50 mph late tonight.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Wednesday...
  Elevated Non Thunderstorm Wind Risk.
Friday night and Saturday...
  Elevated Snow Risk.
Sunday...
  Limited Snow Risk.

DISCUSSION...

Strong westerly winds will continue to gust to 50 mph or stronger
on Wednesday.

There is a growing signal for accumulating snow and associated
travel impacts in the region late Friday night and Saturday,
possibly lingering into Sunday.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$

LMZ740>745-260930-
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-
318 AM CST Tue Nov 25 2025

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...

  Gale force winds and hazardous waves late tonight.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Wednesday and Thursday...
  Gale force winds and very hazardous waves.
Friday...
  Hazardous conditions for small craft are likely.

$$

KJB

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