Thunderstorm Wind in Grundy County, Illinois

Thunderstorm Wind May 4, 2026 · Grundy County, Illinois

59 mph

Measured gust (51 kt)

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

What the National Weather Service wrote

A personal weather station measured a wind gust to 59 mph.

The wider storm

Scattered thunderstorms moved across parts of northern Illinois during the late afternoon and evening of May 4th producing isolated severe wind gusts.

Began near Mazon (41.2705, -88.4205).

Source: NOAA Storm Events Database, event 1331329. Narratives are written by the National Weather Service forecast office that issued the report.

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