Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
931 PM CST Tue Jan 27 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-290345-
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-
931 PM CST Tue Jan 27 2026 /1031 PM EST Tue Jan 27 2026/

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

.DAY ONE...Tonight.

Weather hazards expected...

  Limited Excessive Cold Risk.

DISCUSSION...

Wind chills 10 below to 20 below zero are expected tonight.

Extensive ice cover on area rivers may cause localized ice jam
flooding.

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

Wednesday and Thursday...
  Limited Excessive Cold Risk.
Friday and Saturday...
  Limited Excessive Cold Risk.
  Elevated Snow Risk Near Lake Michigan.

DISCUSSION...

Accumulating lake effect snow is possible near Lake Michigan
Thursday night through Saturday night. However, considerable
uncertainty regarding timing, intensity, and the placement of
the heaviest lake effect snow exists at this time.

Extensive ice cover on area rivers may cause localized ice jam
flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.

$$

Hazard Report Provided By forecast.weather.gov