Watches, Warnings & Advisories



One product issued by NWS for: 2 Miles N Belvidere IL

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
337 AM CDT Fri Sep 4 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-050845-
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-
337 AM CDT Fri Sep 4 2026 /437 AM EDT Fri Sep 4 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.
  Elevated Excessive Heat Risk.

DISCUSSION...

Isolated thunderstorms are possible this morning across northeast
and far northern Illinois. Isolated thunderstorms are possible
late this evening into the overnight across much of northern
Illinois and northwest Indiana.

High temperatures in the low to mid 90s combined with high
humidity will result in peak afternoon heat indices of 100 to
locally 110 degrees.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday...
  Limited Excessive Heat Risk south of I-80.
Tuesday night through Thursday...
  Limited Thunderstorm Risk at times.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the east-southeast at 30 mph.

$$