Flash Flood — Stillwater, Montana

2023-06-23 · near Rapelje, Stillwater, Montana

Event narrative

Law enforcement reported flooding near Rapelje.

Wider weather episode

A very moist, easterly surface flow returned during the 3rd week of June. Dewpoints were again well above 50 degrees, with many areas around 60 degrees. In addition, atmospheric precipitable waters were well over 1.00. Winds aloft continued to be light resulting in slow-moving, heavy thunderstorms. As a result, several flash flood events occurred across portions of central and southeast Montana.

View location on OpenStreetMap → (45.9800, -109.2900)

Source: NOAA Storm Events Database, event_id 1103203. Narrative written by the NWS forecast office that issued the report.