Waterspout — Wilmette Harbor To Michigan City in 5nm Offshore To Mid Lake, Lake Michigan

2017-08-07 · near Harrison-dever Crib, Wilmette Harbor To Michigan City in 5nm Offshore To Mid Lake, Lake Michigan

Event narrative

A waterspout was observed approximately 12 miles east of Northerly Island.

Wider weather episode

A waterspout was observed east of downtown Chicago as cooler air moved over southern Lake Michigan causing instability and showers.

View location on OpenStreetMap → (41.8900, -87.3900)

Source: NOAA Storm Events Database, event_id 721111. Narrative written by the NWS forecast office that issued the report.