USGS Streamgage 06050000
Hyalite C at Hyalite River S near Bozeman, MT
Hyalite C at Hyalite River S near Bozeman, MT is USGS streamgage 06050000 in Montana, monitoring river discharge in hydrologic subbasin 10020008. It drains a watershed of about 49 square miles. Discharge records at this site go back to 1895. Typical flow runs near 117.6 cfs in July and 32.5 cfs in April, with the higher of the two arriving in July. 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
- 49 sq mi
- Gauge elevation
- 5,534 ft
- Subbasin (HUC-8)
- 10020008
- Coordinates
- 45.56333, -111.07189
- USGS site number
- 06050000
- Records begin
- 1895-08-01 (131 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Hyalite C at Hyalite River S near Bozeman, 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 |
|---|---|---|---|---|
| 43.6 | 46.8 | 48.4 | ||
| 39.7 | 46.2 | 48.2 | ||
| 35.5 | 45.3 | 48.4 | ||
| 31.7 | 44.2 | 48.6 | ||
| 30.8 | 43.3 | 48.4 | ||
| 29.1 | 42.7 | 48.8 | ||
| 26.7 | 41.4 | 48.3 | ||
| 24.5 | 39.9 | 47.6 | ||
| 25.3 | 39.9 | 47.6 | ||
| 24.9 | 39.6 | 47.8 | ||
| 23.8 | 38.9 | 47.7 | ||
| 23.4 | 38.6 | 47.8 | ||
| 22.1 | 37.7 | 47.4 | ||
| 21.2 | 37.1 | 47.3 |
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 131 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 | 10.6 | 18.2 | 25.5 | |
| February | 11.3 | 17.4 | 24.2 | |
| March | 11.5 | 17.7 | 26.1 | |
| April | 17.7 | 32.5 | 69.2 | |
| May | 58.1 | 113.6 | 218.6 | |
| June | 118.5 | 199.4 | 332.7 | |
| July | 69.3 | 117.6 | 203 | |
| August | 38 | 73.7 | 115.8 | |
| September | 27.4 | 44.7 | 73.7 | |
| October | 22 | 35.6 | 58.4 | |
| November | 15.6 | 27.2 | 40.1 | |
| December | 12.3 | 20.9 | 30.5 |
All values in cubic feet per second (cfs).
Common questions
- When does Hyalite C at Hyalite River S near Bozeman, MT normally run highest?
- June, on the long-term record. The median daily flow that month is about 199.4 cfs, against 17.4 cfs in February, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Hyalite C at Hyalite River S near Bozeman, MT?
- It depends on the month. In January, half of days historically fall near 18.2 cfs, with the middle 80% of days between 10.6 and 25.5 cfs. The month-by-month table on this page gives the full range.
- How long has Hyalite C at Hyalite River S near Bozeman, MT been measured?
- Discharge records at USGS site 06050000 begin in 1895, about 131 years, covering roughly 4,006 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Hyalite C at Hyalite River S near Bozeman, 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 Hyalite C at Hyalite River S near Bozeman, MT?
- The gauge sits at 45.56333, -111.07189, in Montana, in hydrologic subbasin 10020008, at an elevation of about 5,534 feet, draining roughly 49 square miles.
- Can I use Hyalite C at Hyalite River S near Bozeman, 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.