Flood in Cascade County, Montana
Flood May 17, 2023 – May 22, 2023 · Cascade County, Montana
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
BTCM8, Belt Creek near Monarch, crested at 6.79 feet on May 17th. Water levels resulted in strong currents that claimed the lives of two men visiting from Canada. The two men went into the fast moving water to retrieve their dog. The dog made it to shore, but the two men were pulled downstream and ultimately drowned. Water levels also flooded a portion of Sluice Boxes State Park's entrance parking lot as well as fields and yards from Sluice Boxes northward to Armington. A house in Neihart was flooded near the area were O'Brien Creek enters Belt Creek.
The wider storm
Spring rains across the area resulted in additional high elevation snowmelt which led to elevated water levels along many creeks and streams. Belt Creek flooded for a second time this month. Water levels crested at 6.78 feet at the river gauge along Belt Creek near Monarch. Water briefly impacted Sluice Boxes State Park's entrance parking lot and flooded primarily fields and driveways from Sluice Boxes northward to near Armington. Two men visiting Sluice Boxes State Park were impacted by the fast moving water current associated with the high water levels and ultimately drown. Water levels were high all the way from near Belt to near Neihart.
Began near Armington (47.3767, -110.9209).
Source: NOAA Storm Events Database, event 1102212. Narratives are written by the National Weather Service forecast office that issued the report.
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