USGS Streamgage 13058000
Willow Creek near Ririe, ID
Willow Creek near Ririe, ID is USGS streamgage 13058000 in Idaho, monitoring river discharge in hydrologic subbasin 17040205. It sits on the Willow Creek, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 627 square miles. Discharge records at this site go back to 1903. Typical flow runs near 68.1 cfs in July and 10.8 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
- Idaho
- Drainage area
- 627 sq mi
- Subbasin (HUC-8)
- 17040205
- Coordinates
- 43.58333, -111.74611
- USGS site number
- 13058000
- Records begin
- 1903-04-01 (123 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Willow Creek near Ririe, ID. 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 |
|---|---|---|---|---|
| 383 | 400 | 439 | ||
| 375 | 400 | 439 | ||
| 366 | 399 | 440 | ||
| 358 | 401 | 447 | ||
| 350 | 401 | 452 | ||
| 339 | 401 | 456 | ||
| 325 | 404 | 469 | ||
| 309 | 403 | 472 | ||
| 295 | 403 | 479 | ||
| 276 | 402 | 481 | ||
| 266 | 403 | 490 | ||
| 252 | 403 | 494 | ||
| 242 | 402 | 498 | ||
| 236 | 404 | 510 |
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 52 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 | 0 | 0 | 0.6 | |
| February | 0 | 0 | 23.6 | |
| March | 0 | 0 | 78.5 | |
| April | 0 | 10.8 | 307.6 | |
| May | 14.7 | 104.9 | 844.9 | |
| June | 31.8 | 90.1 | 428 | |
| July | 28.7 | 68.1 | 201.7 | |
| August | 30.5 | 73.8 | 299.9 | |
| September | 33.5 | 205.7 | 451.8 | |
| October | 0 | 167.7 | 437.5 | |
| November | 0 | 1.8 | 205.1 | |
| December | 0 | 0 | 13 |
All values in cubic feet per second (cfs).
Common questions
- When does Willow Creek near Ririe, ID normally run highest?
- September, on the long-term record. The median daily flow that month is about 205.7 cfs, against 0 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Willow Creek near Ririe, ID?
- It depends on the month. In January, half of days historically fall near 0 cfs, with the middle 80% of days between 0 and 0.6 cfs. The month-by-month table on this page gives the full range.
- How long has Willow Creek near Ririe, ID been measured?
- Discharge records at USGS site 13058000 begin in 1903, about 123 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Willow Creek near Ririe, ID?
- 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 Willow Creek near Ririe, ID?
- The gauge sits at 43.58333, -111.74611, in Idaho, in hydrologic subbasin 17040205, draining roughly 627 square miles.
- Can I use Willow Creek near Ririe, ID 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 Willow Creek
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Willow Creek in full.
- Willow Creek below Tex Creek near Ririe, ID 568 sq mi
- Willow Creek near Ririe, ID this page