Yellowstone River at Miles City, Mount
USGS Site No: 06309000 • Yellowstone River • Custer County, MT
Yellowstone River at Miles City, Mount on the Yellowstone River is currently at 15,600 cfs (Very Low — 8th percentile for this date) . Gage height: 5.44 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.
| Percentile | Label | CFS Threshold | Today's Flow |
|---|---|---|---|
| 10th | Very Low threshold | 20,200 | Today: 15,600 cfs |
| 25th | Low threshold | 27,700 | |
| 50th (Median) | Normal (median) | 35,900 | |
| 75th | High threshold | 45,700 | |
| 95th | Very High threshold | 64,100 |
30-Day Hydrograph
Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 11,400 | — |
| May 27, 2026 | 9,400 | — |
| May 26, 2026 | 9,220 | — |
| May 25, 2026 | 9,800 | — |
| May 24, 2026 | 10,400 | — |
| May 23, 2026 | 10,700 | — |
| May 22, 2026 | 10,800 | — |
| May 21, 2026 | 11,700 | — |
| May 20, 2026 | 12,800 | — |
| May 19, 2026 | 14,400 | — |
| May 18, 2026 | 16,000 | — |
| May 17, 2026 | 18,500 | — |
| May 16, 2026 | 17,900 | — |
| May 15, 2026 | 14,400 | — |
| Apr 20, 2026 | 8,000 | — |
| Apr 19, 2026 | 8,270 | — |
| Apr 18, 2026 | 8,580 | — |
| Apr 17, 2026 | 9,000 | — |
| Apr 16, 2026 | 9,520 | — |
| Apr 15, 2026 | 9,660 | — |
| Apr 14, 2026 | 9,190 | — |
| Apr 13, 2026 | 8,760 | — |
| Apr 12, 2026 | 8,450 | — |
| Apr 11, 2026 | 8,110 | — |
| Apr 10, 2026 | 7,780 | — |
| Apr 9, 2026 | 7,730 | — |
| Apr 8, 2026 | 7,900 | — |
| Apr 7, 2026 | 8,300 | — |
| Apr 6, 2026 | 8,850 | — |
| Apr 5, 2026 | 8,710 | — |
Station Information
- USGS Site No
- 06309000
- State
- MT
- County
- Custer County
- Coordinates
- 46.4208, -105.8600
- Drainage Area
- 48,288 mi²
- Datum (ft)
- 2,333.3
- HUC Code
- 10100001
Flood Stage Thresholds
- Flood Stage
- 14.0 ft
Currently 8.56 ft below flood stage.
Recent Extremes
- Max discharge
-
43,400 cfsJun 4, 2025
- Min discharge
-
1,860 cfsJan 26, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Tongue River at Miles City, MountVery Low2.6 mi · 18 cfs
-
Powder River Near Locate MountVery Low26.2 mi · 5 cfs
-
Yellowstone River at Forsyth MountLow41.1 mi · 19,000 cfs
-
Tongue River below Brandenberg Bridge near Ashland MountVery Low43.7 mi · 201 cfs