USGS Streamgage 10300000
W Walker River near Hudson, NV
W Walker River near Hudson, NV is USGS streamgage 10300000 in Nevada, monitoring river discharge in hydrologic subbasin 16050302. It sits on the W Walker River, alongside 3 other gauges Rivermatics tracks on the same river. It drains a watershed of about 964 square miles. Discharge records at this site go back to 1914. Typical flow runs near 250.9 cfs in July and 182.3 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
- Nevada
- Drainage area
- 964 sq mi
- Gauge elevation
- 4,650 ft
- Subbasin (HUC-8)
- 16050302
- Coordinates
- 38.80964, -119.22738
- USGS site number
- 10300000
- Records begin
- 1914-10-01 (112 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for W Walker River near Hudson, NV. 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 |
|---|---|---|---|---|
| 64.1 | 70.2 | 74.9 | ||
| 58.6 | 68.4 | 76.7 | ||
| 55.4 | 67.5 | 79 | ||
| 53 | 67 | 81.3 | ||
| 51 | 66.6 | 82.5 | ||
| 49.1 | 65.8 | 82.3 | ||
| 47.1 | 64.9 | 81.5 | ||
| 43.7 | 62.9 | 79.5 | ||
| 41.8 | 62 | 79.5 | ||
| 39.9 | 61.1 | 79.1 | ||
| 36.4 | 60.3 | 80.5 | ||
| 33.2 | 59.9 | 81.4 | ||
| 30.1 | 57.8 | 80.2 | ||
| 31.7 | 57.9 | 79.8 |
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 112 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 | 24.8 | 44.2 | 113.3 | |
| February | 28.2 | 47.5 | 165.7 | |
| March | 33.2 | 71.6 | 251.8 | |
| April | 70.2 | 182.3 | 412.3 | |
| May | 188.6 | 335.8 | 881.6 | |
| June | 176.9 | 365.7 | 1,369.7 | |
| July | 76.3 | 250.9 | 770.2 | |
| August | 41.5 | 146.2 | 297 | |
| September | 30.9 | 97.6 | 197.7 | |
| October | 29.3 | 61.3 | 130.4 | |
| November | 24.6 | 45.4 | 108.8 | |
| December | 23 | 42.4 | 106 |
All values in cubic feet per second (cfs).
Common questions
- When does W Walker River near Hudson, NV normally run highest?
- June, on the long-term record. The median daily flow that month is about 365.7 cfs, against 42.4 cfs in December, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for W Walker River near Hudson, NV?
- It depends on the month. In January, half of days historically fall near 44.2 cfs, with the middle 80% of days between 24.8 and 113.3 cfs. The month-by-month table on this page gives the full range.
- How long has W Walker River near Hudson, NV been measured?
- Discharge records at USGS site 10300000 begin in 1914, about 112 years, covering roughly 9,130 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for W Walker River near Hudson, NV?
- 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 W Walker River near Hudson, NV?
- The gauge sits at 38.80964, -119.22738, in Nevada, in hydrologic subbasin 16050302, at an elevation of about 4,650 feet, draining roughly 964 square miles.
- Can I use W Walker River near Hudson, NV 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 W Walker River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the W Walker River in full.
- W Walker River below L Walker River near Coleville, CA 181 sq mi
- W Walker River near Coleville, CA 250 sq mi
- W Walker River at Hoye Brg near Wellington, NV 497 sq mi
- W Walker River near Hudson, NV this page