USGS Streamgage 06470500
James River at Lamoure, ND
James River at Lamoure, ND is USGS streamgage 06470500 in North Dakota, monitoring river discharge in hydrologic subbasin 10160003. It sits on the James River, alongside 14 other gauges Rivermatics tracks on the same river. It drains a watershed of about 3,970 square miles. Discharge records at this site go back to 1950. Typical flow runs near 144.3 cfs in July and 156 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
- North Dakota
- Drainage area
- 3,970 sq mi
- Gauge elevation
- 1,305 ft
- Subbasin (HUC-8)
- 10160003
- Coordinates
- 46.35556, -98.30417
- USGS site number
- 06470500
- Records begin
- 1950-05-01 (76 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for James River at Lamoure, ND. 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 |
|---|---|---|---|---|
| 60.3 | 67.3 | 75.4 | ||
| 60.1 | 68.7 | 78.5 | ||
| 59.1 | 68.8 | 81 | ||
| 59.3 | 70.4 | 88.3 | ||
| 57.2 | 69.8 | 90.9 | ||
| 56.7 | 70.6 | 95.8 | ||
| 55.9 | 70.4 | 97.6 | ||
| 54.1 | 69.6 | 100 | ||
| 51.2 | 67.5 | 100 | ||
| 49.2 | 66.1 | 101 | ||
| 47.9 | 65.1 | 102 | ||
| 45.8 | 63.3 | 99 | ||
| 45.6 | 63.7 | 102 | ||
| 45.3 | 63.9 | 106 |
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 76 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 | 5.9 | 17.1 | 61 | |
| February | 6.4 | 16.9 | 87.3 | |
| March | 15 | 73.1 | 570.1 | |
| April | 30 | 156 | 1,666.3 | |
| May | 20.5 | 200.8 | 1,540 | |
| June | 19 | 215.9 | 1,272 | |
| July | 12.9 | 144.3 | 1,031 | |
| August | 6.9 | 86.9 | 748.3 | |
| September | 7.3 | 60.3 | 452.6 | |
| October | 7.8 | 58.7 | 353.3 | |
| November | 10.5 | 39.8 | 221.8 | |
| December | 8 | 24.4 | 95.7 |
All values in cubic feet per second (cfs).
Common questions
- When does James River at Lamoure, ND normally run highest?
- June, on the long-term record. The median daily flow that month is about 215.9 cfs, against 16.9 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 James River at Lamoure, ND?
- It depends on the month. In January, half of days historically fall near 17.1 cfs, with the middle 80% of days between 5.9 and 61 cfs. The month-by-month table on this page gives the full range.
- How long has James River at Lamoure, ND been measured?
- Discharge records at USGS site 06470500 begin in 1950, about 76 years, covering roughly 9,198 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for James River at Lamoure, ND?
- 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 James River at Lamoure, ND?
- The gauge sits at 46.35556, -98.30417, in North Dakota, in hydrologic subbasin 10160003, at an elevation of about 1,305 feet, draining roughly 3,970 square miles.
- Can I use James River at Lamoure, ND 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 James River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the James River in full.
- James River near Manfred, ND 113 sq mi
- James River near Grace City, ND 1,060 sq mi
- James River above Arrowwood Lake near Kensal, ND 1,200 sq mi
- James River at Jamestown, ND 2,800 sq mi
- James River at Lamoure, ND this page
- James River at Nd-Sd State Line 5,160 sq mi
- James River at Columbia, SD 5,691 sq mi
- James River near Stratford, SD 8,780 sq mi
- James River at Ashton, SD 9,712 sq mi
- James River near Redfield, SD 13,886 sq mi
- James River at Huron, SD 15,846 sq mi
- James River near Forestburg, SD 17,613 sq mi
- James River near Mitchell, SD 19,088 sq mi
- James River near Scotland, SD 20,672 sq mi
- James River near Yankton, SD 20,962 sq mi