Stillwater River in Montana
Around here
Around Stillwater River
Before you go
- Timed entryTower Junction to Slough Creek Road Corridor Vehicle Day-Use Tickets
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
Stillwater River is a 60.7 mile river. Streamflow is measured at the USGS gauge Stillwater River near Absarokee, MT (site 06205000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1935 to 2026
Stillwater River typically runs highest in June, at a median 3,285 cfs, and lowest in February, at 265 cfs. The highest flow on record for any single day is 14,400 cfs, in 2022.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 284 | 235 to 331 |
| February | 265 | 225 to 305 |
| March | 266 | 229 to 311 |
| April | 362 | 278 to 459 |
| May | 1,230 | 800 to 1,870 |
| June | 3,285 | 2,375 to 4,415 |
| July | 2,000 | 1,400 to 3,010 |
| August | 740 | 576 to 970 |
| September | 529 | 402 to 705 |
| October | 514 | 413 to 610 |
| November | 418 | 361 to 469 |
| December | 323 | 269 to 378 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 91 years of record. Statistics published by the US Geological Survey for Stillwater River near Absarokee, MT (site 06205000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of Stillwater River. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Stillwater River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
See every free widget you can put on your site, including live conditions and a 7 day forecast.
