Flash Flood in Lake County, Indiana

Flash Flood June 17, 2026 · Lake County, Indiana

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

What the National Weather Service wrote

Flash flooding was reported in many areas of northwest Lake County which resulted in flooded roads, creeks and streams. Flooding was reported along Interstate 80/94 in Highland and Munster. Standing water was reported on Interstate 65 near 61st Avenue. Multiple streets were flooded across Gary. Photos and videos showed flooded roads and yards in Dyer. A photo showed a parking lot which was flooded in Merrillville.

The wider storm

Scattered thunderstorms produced heavy rain and localized flash flooding across far northwest Indiana during the afternoon of June 17th.

Began near Dyer (41.4730, -87.5251).

Source: NOAA Storm Events Database, event 1350014. Narratives are written by the National Weather Service forecast office that issued the report.

Tornadoes near your address

See every tornado that passed near a place you know, measured to its path.