USGS Streamgage 12042800
Bogachiel River near Forks, WA
Bogachiel River near Forks, WA is USGS streamgage 12042800 in Washington, monitoring river discharge in hydrologic subbasin 17100101. It sits on the Bogachiel River, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 111 square miles. Discharge records at this site go back to 1975. Typical flow runs near 166.8 cfs in July and 744.8 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, alongside daily high and low water-temperature forecasts.
View live conditions & forecast →
Gauge details
- State
- Washington
- Drainage area
- 111 sq mi
- Gauge elevation
- 180 ft
- Subbasin (HUC-8)
- 17100101
- Coordinates
- 47.89442, -124.35709
- USGS site number
- 12042800
- Records begin
- 1975-04-01 (51 years)
- Rivermatics forecast
- 14-day flow outlook + water temperature
14-day flow forecast
Based on observations through for Bogachiel River near Forks, WA. 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 |
|---|---|---|---|---|
| 99.2 | 105 | 110 | ||
| 93 | 101 | 114 | ||
| 89.3 | 100 | 121 | ||
| 85.1 | 95.3 | 110 | ||
| 80 | 90.1 | 102 | ||
| 75.9 | 86.2 | 97.1 | ||
| 72.6 | 83.2 | 94.7 | ||
| 69.5 | 80.7 | 93 | ||
| 67.5 | 79.1 | 92.3 | ||
| 65.8 | 77.7 | 91.1 | ||
| 63.9 | 76.3 | 91 | ||
| 61.1 | 74.3 | 88.9 | ||
| 60 | 73.3 | 89.2 | ||
| 59.6 | 72.8 | 89.2 |
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 51 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 | 395 | 1,221.5 | 5,637.4 | |
| February | 396 | 1,027.3 | 4,377.1 | |
| March | 284.6 | 843.6 | 3,015.5 | |
| April | 369.2 | 744.8 | 1,868.3 | |
| May | 243.7 | 498.6 | 1,303.6 | |
| June | 136.9 | 325.8 | 828.4 | |
| July | 89.4 | 166.8 | 398.3 | |
| August | 64.3 | 114.5 | 511.3 | |
| September | 66.6 | 191.8 | 1,271.2 | |
| October | 128.1 | 519.5 | 3,372.6 | |
| November | 321.3 | 1,253.1 | 4,902.7 | |
| December | 533 | 1,509.7 | 6,934.8 |
All values in cubic feet per second (cfs).
Common questions
- When does Bogachiel River near Forks, WA normally run highest?
- December, on the long-term record. The median daily flow that month is about 1,509.7 cfs, against 114.5 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Bogachiel River near Forks, WA?
- It depends on the month. In January, half of days historically fall near 1,221.5 cfs, with the middle 80% of days between 395 and 5,637.4 cfs. The month-by-month table on this page gives the full range.
- How long has Bogachiel River near Forks, WA been measured?
- Discharge records at USGS site 12042800 begin in 1975, about 51 years, covering roughly 2,899 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Bogachiel River near Forks, WA?
- 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. A companion model forecasts each day's water-temperature high and low. 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 Bogachiel River near Forks, WA?
- The gauge sits at 47.89442, -124.35709, in Washington, in hydrologic subbasin 17100101, at an elevation of about 180 feet, draining roughly 111 square miles.
- Can I use Bogachiel River near Forks, WA 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 Bogachiel River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Bogachiel River in full.
- Bogachiel River near Forks, WA this page
- Bogachiel River near La Push, WA 288 sq mi