Your favorites:
Local Info
Critical Stages
10' - Action10.5' - Flood11' - Moderate Flood12' - Major Flood
Missouri River - Gauge TOSM8
Toston, MT
Lat: 46.15N, Lon: 111.42W
 
Latest Observation
Updated: 9:00 PM MDT 10/12/25
Stage:4.06 ft
Flow:3.11 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

Buy me a coffee