Clark Fork River at Deer Lodge, MT
River level and flood forecast · Powell County
Normal2.7 ftas of Mon 2:30 PM
The river is 3.3 ft below flood stage (6 ft).
Forecast to hold near 2.7 ft through Mon, Oct 19, 12 PM.
Flow: 174 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 9:35 AM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Flood stage | 6 ft |
| Action stage | 5 ft |
| Record crest (June 22, 2018) | 5.38 ft |
What floods at each level
From the National Weather Service, highest first.
- 6 ftWater begins approaching some homes in Deerlodge. Flooding of Cottonwood Creek 1/4 mile downstream from Deerlodge is also possible.
Highest crests on record
- 5.38 ft — June 22, 2018
- 5.35 ft — May 23, 1981
- 5.2 ft — February 25, 1986
- 5.07 ft — June 14, 1997
- 5.02 ft — June 14, 2011
Recent crests: 3.18 ft (May 30, 2025) · 3.82 ft (June 12, 2022) · 4.75 ft (June 9, 2020) · 5.38 ft (June 22, 2018) · 4.81 ft (June 14, 2017)
Up and down the river, and nearby
- Little Blackfoot River near Garrison 1SE, MT
- Silver Bow Creek at Warm Springs MT, MT
- Warm Springs Creek near Anaconda, MT
- Boulder Creek at Maxville, MT
- Tenmile Creek (MT) near Rimini, MT
- Blacktail Creek above Grove Gulch at Butte, MT
- Boulder River (Central MT) near Boulder, MT
- Tenmile Creek (MT) near Helena, MT
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (DLGM8); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.