Flash Flood — Apache, Arizona

2021-07-24 · near St Johns, Apache, Arizona

Event narrative

A flash flood in The Little Colorado River covered the Highway 191 bridge in St Johns and made it impassable.

Wider weather episode

Deep monsoon moisture over northern Arizona and an area of low pressure moving over the area from the east brought more thunderstorms with heavy rain, flooding, and at least one funnel cloud. A mesoscale convective complex formed late in the day and kept thunderstorms going through the night and into the morning of July 25.

View location on OpenStreetMap → (34.5170, -109.3260)

Source: NOAA Storm Events Database, event_id 979265. Narrative written by the NWS forecast office that issued the report.