River stage
Siletz, Siletz River
- River level
- 2.17 ft
- Status
- Below flood stage
- 7-day change
- -0.04 ft
- Recent high
- 3.15 ft
- Recent low
- 2.16 ft
Last reported 2026-10-13 | NWS SILO3
- 30-day change
- -0.23 ft
- Average
- 2.41 ft
- Readings
- 122
- Data span
- 122 days
- Record crest
- 31.60 ft
In brief
The Siletz River at Siletz, OR read 2.17 ft on Oct 13, 2026, 9.83 ft below action stage. That is 0.23 ft lower than 30 days earlier.
Source: National Weather Service gauge SILO3
Water 52 °F (11 °C) · 2 °F cooler than normal for this date
River level timeline
Stage threshold profile
Highest crests on record
| Rank | Crest | Date |
|---|---|---|
| 1 | 31.60 ft | 1921-11-20 |
| 2 | 28.62 ft | 1999-11-26 |
| 3 | 27.32 ft | 1965-01-28 |
| 4 | 26.71 ft | 1931-03-31 |
| 5 | 25.76 ft | 1972-01-11 |
| 6 | 25.74 ft | 1964-12-22 |
| 7 | 25.17 ft | 1949-02-17 |
| 8 | 24.72 ft | 1998-12-28 |
Flood crests recorded at this gauge by the National Weather Service.
What happens at each level
- 16.00 ft
expect minor lowland flooding and minor flooding of some structures and roads along the Siletz River. Flooding may be exacerbated during high tide.
- 18.00 ft
expect minor flooding of a small housing development near mile post 8 down stream from Mack Landing. Widespread lowland and pasture land flooding also occurs at this level. Flooding may be exacerbated during high tide.
- 20.00 ft
expect widespread flooding downstream. Increased flooding can be expected in the housing development downstream from Mack Landing. Numerous private roads and a trailor park between mile post 2.5 and mile post 5 near Sunset Landing to Coyote Rock are flooded. Flooding may be exacerbated during high tide.
- 25.00 ft
expect major flooding, with evacuations of residences and areas along the Siletz between mile post 2.5 and mile post 5 on State Highway 229 near Sunset Landing downstream to Coyote Rock. Stay tuned to local media sources and law enforcement information for details.
Written by the local National Weather Service forecast office for this exact gauge.
Frequently asked questions
Is the Siletz River flooding at Siletz?
No. The Siletz River at Siletz is at 2.17 ft, 9.83 ft below action stage.
What is the flood stage at Siletz?
The National Weather Service sets action stage 12 ft, minor flooding 16 ft, moderate flooding 20 ft and major flooding 25 ft.
What is the highest the Siletz River has been at Siletz?
The highest crest on record is 31.6 ft, on 1921-11-20.
Is the Siletz River high or low right now at Siletz?
At 2.17 ft it is higher than 1% of readings over the last 122 days.
How warm is the water at Siletz, Siletz River?
The water temperature at Siletz, Siletz River is 52 °F (11.2 °C), measured 6:30 pm by USGS, which is 2 °F cooler than normal for this date over the past ten years. It has held steady over the last 24 hours.
Stage and flood information from the NOAA National Weather Service (gauge SILO3); daily history from the U.S. Geological Survey (site 14305500). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.