Flash Flood — Petroleum, Montana

2023-06-23 · near Flatwillow, Petroleum, Montana

Event narrative

Law enforcement reported water flowing over the roadway on U.S. Highway 87 at mile marker 22.

Wider weather episode

An upper level low moving to the south along the Montana-Wyoming border, generated heavy rainfall across southern parts of northeast Montana, with some flash flooding impacts recorded in Petroleum County.

View location on OpenStreetMap → (46.7600, -108.6000)

Source: NOAA Storm Events Database, event_id 1099877. Narrative written by the NWS forecast office that issued the report.