008
FLUS43 KLOT 302224
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
524 PM CDT Mon Jun 30 2025

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-012230-
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-
524 PM CDT Mon Jun 30 2025 /624 PM EDT Mon Jun 30 2025/

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

.DAY ONE...Tonight.

 Limited thunderstorm risk near US-24 through 9 PM.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Friday and Saturday...
  Limited Thunderstorm Risk
  Limited Excessive Heat Risk
Sunday...
  Limited Thunderstorm Risk.

DISCUSSION...

Heat and humidity will return for the holiday weekend. The best
chance of storms will hold off until Saturday.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

GENERAL STORM MOTION OF THE DAY:

 Moving toward the southeast at around 30 mph.

$$

LMZ740>745-012230-
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-
524 PM CDT Mon Jun 30 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...Tonight.

  No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Saturday...
  Limited Thunderstorm Risk.

$$

Borchardt

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