Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
501 AM CST Sat Dec 27 2025

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-281115-
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-
501 AM CST Sat Dec 27 2025 /601 AM EST Sat Dec 27 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...

  Limited Fog Risk.

DISCUSSION...

There is a chance of some dense fog this morning, especially near
and west of the I-39 corridor.

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

Sunday and Early Sunday Evening...
  Limited Flooding Risk.
  Limited Thunderstorm Risk...with an associated:
     Level 1 of 5 Severe Thunderstorm Risk.
Sunday Night and Monday...
  Elevated Non Thunderstorm Wind Risk.
Thursday and Friday...
  Limited Excessive Cold Risk.

DISCUSSION...

There is a chance of thunderstorms Sunday and locally heavy
rainfall beginning Sunday morning and continuing through the day
on Sunday. Late in the day Sunday into early Sunday evening there
is a slight chance that some of the heavier showers and possible
thunderstorms could produce damaging winds up to around 60 mph
southeast of I-55 including northwest Indiana.

Strong westerly winds may gust up over 45 mph Sunday night into
Monday morning.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

$$

Hazard Report Provided By forecast.weather.gov