Debris Flow — Napa, California

2018-01-08 to 2018-01-09 · near Lokoya, Napa, California

Event narrative

Uphill slippage reported on Redwood Road at mile marker 3.5 on the perimeter of the Nuns Fire burn scar. Exact time of occurrence is unknown.

Wider weather episode

The combination of two storm systems, one off the northern California coast and one southwest of Los Angeles, produced heavy rainfall across the central coast over January 8th to the 9th. Rain caused minor roadway flooding and a few small debris flows.

View location on OpenStreetMap → (38.3437, -122.4057)

Source: NOAA Storm Events Database, event_id 730501. Narrative written by the NWS forecast office that issued the report.