USGS Streamgage 14301500
Wilson River near Tillamook, OR
Wilson River near Tillamook, OR is USGS streamgage 14301500 in Oregon, monitoring river discharge in hydrologic subbasin 17100203. It sits on the Wilson River, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 161 square miles. Discharge records at this site go back to 1914. Typical flow runs near 145.4 cfs in July and 935.4 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
- Oregon
- Drainage area
- 161 sq mi
- Subbasin (HUC-8)
- 17100203
- Coordinates
- 45.47594, -123.72512
- USGS site number
- 14301500
- Records begin
- 1914-12-01 (112 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Wilson River near Tillamook, OR. 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 |
|---|---|---|---|---|
| 64.7 | 67.7 | 70.5 | ||
| 65 | 70.7 | 81.3 | ||
| 64.4 | 72 | 87.9 | ||
| 62.8 | 70 | 83.3 | ||
| 60.6 | 67.3 | 77.6 | ||
| 58.5 | 65.2 | 74.5 | ||
| 57.1 | 63.8 | 73 | ||
| 55.9 | 63 | 73.2 | ||
| 54.2 | 61.6 | 72.1 | ||
| 53 | 60.8 | 72.1 | ||
| 51.3 | 59.3 | 70.4 | ||
| 50 | 58.2 | 69.1 | ||
| 48.7 | 57.3 | 69.3 | ||
| 48 | 56.8 | 68.8 |
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 95 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 | 641.8 | 1,705.8 | 5,685.5 | |
| February | 603.6 | 1,417.6 | 4,605.2 | |
| March | 588.3 | 1,380.3 | 3,524.8 | |
| April | 484.3 | 935.4 | 2,201.3 | |
| May | 272.3 | 491.4 | 1,146.3 | |
| June | 162 | 264.8 | 609.2 | |
| July | 96.5 | 145.4 | 239.7 | |
| August | 61.7 | 90 | 144.8 | |
| September | 55.2 | 81.6 | 300 | |
| October | 70 | 242.8 | 1,379.5 | |
| November | 307.3 | 1,242.2 | 4,413.3 | |
| December | 619.9 | 1,761.6 | 5,994.2 |
All values in cubic feet per second (cfs).
Common questions
- When does Wilson River near Tillamook, OR normally run highest?
- December, on the long-term record. The median daily flow that month is about 1,761.6 cfs, against 81.6 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 Wilson River near Tillamook, OR?
- It depends on the month. In January, half of days historically fall near 1,705.8 cfs, with the middle 80% of days between 641.8 and 5,685.5 cfs. The month-by-month table on this page gives the full range.
- How long has Wilson River near Tillamook, OR been measured?
- Discharge records at USGS site 14301500 begin in 1914, about 112 years, covering roughly 9,197 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Wilson River near Tillamook, OR?
- 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 Wilson River near Tillamook, OR?
- The gauge sits at 45.47594, -123.72512, in Oregon, in hydrologic subbasin 17100203, draining roughly 161 square miles.
- Can I use Wilson River near Tillamook, OR 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 Wilson River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Wilson River in full.
- Wilson River near Tillamook, OR this page
- Wilson River at Sollie Smith Br at Tillamook, OR 189 sq mi