High Wind — Cascade County Below 5000ft, Montana
2025-12-08 to 2025-12-09 · Cascade County Below 5000ft, Montana
56 MG
Magnitude
Event narrative
Several stations measured criteria gusts, including MTM76 Cascade E (65 mph), MT mesonet sensor Sun River SE (59 mph), ASOS station KGTF Great Falls Airport (63 mph), and FW1843 Great Falls (63 mph).
Wider weather episode
Strong zonal flow coinciding with the passage of a shortwave trough was translated to the surface, primarily during the evening of the 8th and into the 9th over the plains and adjacent areas. The strongest winds were more isolated east of I-15 over the plains, but did occur.
Source: NOAA Storm Events Database, event_id 1299068. Narrative written by the NWS forecast office that issued the report.