USGS Streamgage 12395000
Priest River near Priest River, ID
Priest River near Priest River, ID is USGS streamgage 12395000 in Idaho, monitoring river discharge in hydrologic subbasin 17010215. It drains a watershed of about 902 square miles. Discharge records at this site go back to 1903. Typical flow runs near 1,012.5 cfs in July and 2,591 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
- Idaho
- Drainage area
- 902 sq mi
- Gauge elevation
- 2,105 ft
- Subbasin (HUC-8)
- 17010215
- Coordinates
- 48.20852, -116.91464
- USGS site number
- 12395000
- Records begin
- 1903-07-01 (123 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Priest River near Priest River, 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 |
|---|---|---|---|---|
| 339 | 372 | 398 | ||
| 309 | 354 | 383 | ||
| 296 | 347 | 404 | ||
| 289 | 354 | 435 | ||
| 292 | 357 | 448 | ||
| 282 | 351 | 444 | ||
| 269 | 339 | 427 | ||
| 252 | 325 | 409 | ||
| 247 | 318 | 404 | ||
| 248 | 316 | 407 | ||
| 240 | 307 | 399 | ||
| 233 | 299 | 390 | ||
| 225 | 290 | 377 | ||
| 222 | 286 | 374 |
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 77 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 | 433.9 | 831.9 | 1,454.8 | |
| February | 444.7 | 859.9 | 1,823.1 | |
| March | 619.3 | 1,210.8 | 2,609.4 | |
| April | 1,443.1 | 2,591 | 4,080 | |
| May | 2,601.3 | 4,697.1 | 6,829.7 | |
| June | 1,520.3 | 3,875.7 | 6,606 | |
| July | 454.9 | 1,012.5 | 2,438.5 | |
| August | 220.1 | 382.7 | 726.1 | |
| September | 185.9 | 303.8 | 621.8 | |
| October | 459.3 | 1,078.1 | 2,115.7 | |
| November | 672.7 | 1,152.4 | 1,905 | |
| December | 406.8 | 910.4 | 1,737.1 |
All values in cubic feet per second (cfs).
Common questions
- When does Priest River near Priest River, ID normally run highest?
- May, on the long-term record. The median daily flow that month is about 4,697.1 cfs, against 303.8 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Priest River near Priest River, ID?
- It depends on the month. In January, half of days historically fall near 831.9 cfs, with the middle 80% of days between 433.9 and 1,454.8 cfs. The month-by-month table on this page gives the full range.
- How long has Priest River near Priest River, ID been measured?
- Discharge records at USGS site 12395000 begin in 1903, about 123 years, covering roughly 9,191 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Priest River near Priest River, 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 Priest River near Priest River, ID?
- The gauge sits at 48.20852, -116.91464, in Idaho, in hydrologic subbasin 17010215, at an elevation of about 2,105 feet, draining roughly 902 square miles.
- Can I use Priest River near Priest River, 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.