Jul 27, 2025
A persistent troughing pattern brought in good instability and shear to produce severe thunderstorms across the region over the 3 day time frame with strong winds as the primary hazard. There was also isolated large hail. Anomalously high moisture content and slower moving storms brought localized flooding. A thunderstorm produced heavy rainfall and caused flooding in Havre and in Clear Creek on the 27th. The Havre airport reported 1.72 inches in about 45 minutes, with other reports in town esti
Source: NOAA National Weather Service Storm Events Database (event 1284551). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Blaine County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.