Flash Flood — Marquette, Michigan

2022-05-12 · near North Lake, Marquette, Michigan

Event narrative

Heavy rainfall of three to four inches from thunderstorms over an approximate three-hour time period caused flooding from downtown Ishpeming across County Road 510 at the Noquemanon 510 Trailhead to County Road 550 near Wetmore Landing and Harlow Lake. The flooding in Ishpeming caused multiple cars to get stranded in nearly 2 feet of water near the U.S. National Ski Hall of Fame and water over the road on Hill Street. Flooding also closed portions of County Road 510 near the Noquemanon 510 Trailhead and portions of County Road 550 were closed near Wetmore Landing and Harlow Lake. In July, Governor Whitmer declared a state of emergency for the flood damage in western Marquette County on 5/12.

Wider weather episode

An upper disturbance moving through a warm, moist and unstable environment set the stage for the development of isolated severe thunderstorms, heavy rainfall and flooding over portions of west and central Upper Michigan during the afternoon and evening of the 12th. Governor Whitmer declared a state of emergency for the flood damage in western Marquette County.

View location on OpenStreetMap → (46.5037, -87.7050)

Source: NOAA Storm Events Database, event_id 1026589. Narrative written by the NWS forecast office that issued the report.