FloodZoneMap.org

Lakeshore Flood — Ottawa, OH

Jul 7, 2019

On the evening of July 7th a frontal boundary moved away from Lake Erie and inland across northeast Ohio. Dewpoints were in the lower to mid 70s with some deep midlevel moisture convergence during the afternoon hours. This became the focus for showers and thunderstorms development producing 3 to 6 inches of rain. These thunderstorms were slow movers with torrential rainfall rates exceeding 2 inches an hour, resulting in flash flooding.

Source: NOAA National Weather Service Storm Events Database (event 847045). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Ottawa, OH

This event is one of many recorded floods in Ottawa County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Ottawa County flood data →

More Flood Stories

Flash Flood$750K damage

Ottawa, OH · Aug 23, 2023

An anomalously-warm and moist air mass was in place across much of the Central Plains and Midwest, resulting in strong to perhaps extreme instability in addition to tropical-like precipitable water values exceeding 2.0 inches.

Read the full account →
Flash Flood$400K damage

Ottawa, OH · Aug 24, 2023

An anomalously-warm and moist air mass was in place across much of the Central Plains and Midwest, resulting in strong to perhaps extreme instability in addition to tropical-like precipitable water values exceeding 2.0 inches.

Read the full account →
Flash Flood$250K damage

Ottawa, OH · Aug 23, 2023

An anomalously-warm and moist air mass was in place across much of the Central Plains and Midwest, resulting in strong to perhaps extreme instability in addition to tropical-like precipitable water values exceeding 2.0 inches.

Read the full account →
Flood$2.0M damage

Ottawa, OH · Jun 1, 2019

The U.S. Army Corps of Engineers, Detroit District, announced that that based on preliminary data, new record high monthly mean water levels were set on Lake Superior, Lake St. Clair, Lake Erie and Lake Ontario in June 2019.

Read the full account →