Flash Flood — Marion, Ohio

2021-06-03 · near Oak Knoll, Marion, Ohio

Event narrative

Several roadways were impassable and closed due to high water in downtown Marion. Fire department conducted several water rescues of people in cars stranded by high water on roads. Several local businesses said water was two feet deep outside their businesses and over the curb and sidewalks into parking lots.

Wider weather episode

A warm front lifted northward across northern OH early in the day on the 3rd, as low pressure lifted northeast from the lower OH valley. As the low and attendant cold front slowly moved through the area, showers and thunderstorms developed across the region. PWAT values near 1.5 were present in the warm sector, with modest instability allowing for efficient rainfall processes. Training thunderstorms tracked over the city of Marion, dropping a quick 1.5 to 2 of rainfall in a 2 hour period.

View location on OpenStreetMap → (40.5696, -83.1516)

Source: NOAA Storm Events Database, event_id 1004458. Narrative written by the NWS forecast office that issued the report.