Little Bighorn River at State Line near Wyola Mount
USGS Site No: 06289000 • Little Bighorn River • Big Horn County, MT
Little Bighorn River at State Line near Wyola Mount on the Little Bighorn River is currently at 286 cfs (Very High — 112th percentile for this date) . Gage height: 2.78 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 65 | |
| 25th | Low threshold | 71 | |
| 50th (Median) | Normal (median) | 81 | |
| 75th | High threshold | 92 | |
| 95th | Very High threshold | 106 |
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 | 322 | — |
| May 27, 2026 | 308 | — |
| May 26, 2026 | 268 | — |
| May 25, 2026 | 235 | — |
| May 24, 2026 | 192 | — |
| May 23, 2026 | 176 | — |
| May 22, 2026 | 174 | — |
| May 21, 2026 | 185 | — |
| May 20, 2026 | 181 | — |
| May 19, 2026 | 188 | — |
| May 18, 2026 | 206 | — |
| May 17, 2026 | 239 | — |
| May 16, 2026 | 264 | — |
| May 15, 2026 | 290 | — |
| Apr 20, 2026 | 98 | — |
| Apr 19, 2026 | 96 | — |
| Apr 18, 2026 | 97 | — |
| Apr 17, 2026 | 97 | — |
| Apr 16, 2026 | 105 | — |
| Apr 15, 2026 | 104 | — |
| Apr 14, 2026 | 105 | — |
| Apr 13, 2026 | 112 | — |
| Apr 12, 2026 | 114 | — |
| Apr 11, 2026 | 104 | — |
| Apr 10, 2026 | 95 | — |
| Apr 9, 2026 | 94 | — |
| Apr 8, 2026 | 97 | — |
| Apr 7, 2026 | 94 | — |
| Apr 6, 2026 | 89 | — |
| Apr 5, 2026 | 88 | — |
Station Information
- USGS Site No
- 06289000
- State
- MT
- County
- Big Horn County
- Coordinates
- 45.0071, -107.6154
- Drainage Area
- 182 mi²
- Datum (ft)
- 4,350.0
- HUC Code
- 10080016
Recent Extremes
- Max discharge
-
811 cfsJun 2, 2025
- Min discharge
-
35 cfsJan 24, 2026
Computed from the local daily-values archive.
Nearby Gauges
-
Lodge Grass Creek above Willow Creek Diversion, near Wyola MountNormal8.4 mi · 21 cfs
-
Little Bighorn River below Pass Creek near Wyola MountVery Low15.9 mi · 88 cfs
-
Big Horn Canal Near St. Xavier MountVery High26.0 mi · 349 cfs
-
Bighorn River below Yellowtail Afterbay Dam near St. XavierLow26.0 mi · 1,520 cfs
-
Bighorn River at Bridge, at St. Xavier, MountVery Low32.0 mi · 1,520 cfs