Debris Flow — Gunnison, Colorado

2023-08-25 · near Marble, Gunnison, Colorado

Event narrative

The Lead King Basin Loop Road, a 13-mile loop near Marble that travels through the Lead King Basin, experienced debris flows due to heavy rain from thunderstorms. The road was not accessible.

Wider weather episode

Remnants from decaying Tropical Storm Harold slowly exited western Colorado. This continued abundant moisture resulted in widespread showers and thunderstorms across much of the region. Storms were slow moving and produced heavy rain. As a result of the heavy rain, some localized flooding occurred in Steamboat Springs in Routt County with debris flows reported in portions of Gunnison County.

View location on OpenStreetMap → (39.0786, -107.1587)

Source: NOAA Storm Events Database, event_id 1117892. Narrative written by the NWS forecast office that issued the report.