High Wind — Southern High Plains, Montana

2025-10-19 · Southern High Plains, Montana

Event narrative

Mesonet station DELMT Dellwo measured a 75 mph gust.

Wider weather episode

Strengthening cross barrier flow, increased ridgetop stability, and a strengthening pressure gradient combined to result in a period of strong winds along the Rocky Mountain Front beginning early morning October 19. Further south a sufficient pressure gradient allowed for localized high winds at the northern end of the Madison River Valley (Norris Hill).

Source: NOAA Storm Events Database, event_id 1294340. Narrative written by the NWS forecast office that issued the report.