RIVER GAUGE · THOMPSON RIVER
Thompson River near Thompson Falls
Sanders County, Montana
Water level2.77 ft
Flow155 cfs
Last readingSep 16, 2026, 4:45 PM UTC (last recorded)
Action6.5 ft
Minor flood7 ft
The past week
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What floods at each level
- 9 ft
Flooding affects low lying areas adjacent to the river. Homes in the community of Snider experience flooding and several roads in the community become inundated.
- 7 ft
Flooding affects low lying areas adjacent to the river. Flooding also affects homes in the community of Snider.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jun 8, 1964 | 8.53 ft | 6,080 cfs |
| May 16, 1997 | 8.35 ft | 5,360 cfs |
| May 18, 2008 | 7.84 ft | 4,820 cfs |
Get an alert when Thompson River rises
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