Flood in Lake County, Illinois

Flood April 15, 2026 · Lake County, Illinois

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A few inches of standing water on the road were reported north of Gurnee and west of Zion.

The wider storm

Isolated severe thunderstorms produced flooding and marginally severe hail in the early morning of April 15th across far northern Illinois. Scattered thunderstorms moved across most of northern Illinois during the evening of April 15th producing localized wind damage, hail and flooding.

Began near Gurnee (42.3786, -87.9147).

Source: NOAA Storm Events Database, event 1333680. Narratives are written by the National Weather Service forecast office that issued the report.

Tornadoes near your address

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