River gauges›Montana
RIVER GAUGE · YELLOWSTONE RIVER

Yellowstone River near Sidney

Richland County, Montana

Water level1.41 ft
Flow3,030 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action17 ft
Minor flood19 ft
Moderate flood20 ft
Major flood21.7 ft

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Mar 5, 199424.03 ft75,000 cfs
Mar 19, 201122.08 ft—
May 25, 201121.92 ft114,280 cfs

When the water runs low

More on Yellowstone River

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