Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
933 AM CDT Sun Aug 16 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-171445-
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-
933 AM CDT Sun Aug 16 2026 /1033 AM EDT Sun Aug 16 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.
  Limited Flooding Risk.

DISCUSSION...

Isolated to widely scattered thunderstorms may develop along a
cold front this afternoon and evening. Torrential downpours are
expected to accompany these storms. A few storms may also produce
locally gusty winds to 50 mph.


.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Tuesday...
  Elevated Flooding Risk.
  Limited Thunderstorm Risk...with an associated:
     Level 1 of 5 Severe Thunderstorm Risk.
Wednesday...
  Limited Thunderstorm Risk.

DISCUSSION...

Thunderstorm chances return late Tuesday into Wednesday, some
could be strong to severe and produce torrential rainfall which
may lead to flooding.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the east-southeast around 30 mph.

$$

Hazard Report Provided By forecast.weather.gov