USGS Streamgage 06098800
Cut Bank Creek ab Gillam Coulee, near Sundance, MT
Cut Bank Creek ab Gillam Coulee, near Sundance, MT is USGS streamgage 06098800 in Montana, monitoring river discharge in hydrologic subbasin 10030202. It sits on the Cut Bank Creek, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 527 square miles. Discharge records at this site go back to 2019. Typical flow runs near 92.5 cfs in July and 111.9 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Montana
- Drainage area
- 527 sq mi
- Gauge elevation
- 3,836 ft
- Subbasin (HUC-8)
- 10030202
- Coordinates
- 48.67848, -112.59401
- USGS site number
- 06098800
- Records begin
- 2019-09-19 (7 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Cut Bank Creek ab Gillam Coulee, near Sundance, MT. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.
| Date | Low p10 | Expected p50 | High p90 | Range |
|---|---|---|---|---|
| 107 | 133 | 176 | ||
| 107 | 196 | 479 | ||
| 114 | 249 | 620 | ||
| 96.8 | 202 | 472 | ||
| 84.8 | 168 | 366 | ||
| 72.3 | 139 | 289 | ||
| 62.1 | 118 | 241 | ||
| 46.5 | 93.7 | 199 | ||
| 35.6 | 76.6 | 166 | ||
| 28.3 | 64.1 | 142 | ||
| 25 | 56.9 | 126 | ||
| 25.3 | 54.9 | 113 | ||
| 21.5 | 48.5 | 101 | ||
| 18.8 | 42.8 | 91.3 |
All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 7 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | — | 35 | — | |
| February | — | 33.6 | — | |
| March | — | 66.7 | — | |
| April | — | 111.9 | — | |
| May | — | 345.8 | — | |
| June | — | 314.2 | — | |
| July | — | 92.5 | — | |
| August | — | 25.7 | — | |
| September | — | 12 | — | |
| October | — | 20.9 | — | |
| November | — | 66.9 | — | |
| December | — | 40.9 | — |
All values in cubic feet per second (cfs).
Common questions
- When does Cut Bank Creek ab Gillam Coulee, near Sundance, MT normally run highest?
- May, on the long-term record. The median daily flow that month is about 345.8 cfs, against 12 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- How long has Cut Bank Creek ab Gillam Coulee, near Sundance, MT been measured?
- Discharge records at USGS site 06098800 begin in 2019, about 7 years, covering roughly 2,512 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Cut Bank Creek ab Gillam Coulee, near Sundance, MT?
- Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
- Where is Cut Bank Creek ab Gillam Coulee, near Sundance, MT?
- The gauge sits at 48.67848, -112.59401, in Montana, in hydrologic subbasin 10030202, at an elevation of about 3,836 feet, draining roughly 527 square miles.
- Can I use Cut Bank Creek ab Gillam Coulee, near Sundance, MT data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.
Upstream and downstream on the Cut Bank Creek
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Cut Bank Creek in full.
- Cut Bank Creek ab Gillam Coulee, near Sundance, MT this page
- Cut Bank Creek at Cut Bank, MT 1,032 sq mi