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Local Info
Critical Stages
ActionFloodModerate FloodMajor Flood
Boulder River - Gauge BLDM8
Boulder, MT
Lat: 46.21N, Lon: 112.09W
 
Latest Observation
Updated: 3:15 PM MDT 10/8/25
Stage:4.99 ft
Flow:0.0275 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests
Historical crest information is not available.

Data provided by NOAA Advanced Hydrologic Prediction Service

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