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| Latitude: 42.57º N | Longitude: 121.88º W | Elevation: 4149 Feet | |
| Location: Klamath County in Oregon | River Group: North Coast | ||
| Monitor Stage: 8.0 Feet | Flood Stage: 9.0 Feet |

| Observed Data Credit | |
![]() | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
|||
|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2025 |
4,960 |
7.18 |
Apr 1, 2025 |
2024 |
1,860 |
5.01 |
Apr 21, 2024 |
2023 |
3,630 |
6.32 |
Apr 16, 2023 |
2022 |
1,040 |
4.16 |
Jan 9, 2022 |
2021 |
670 |
3.68 |
Apr 28, 2021 |
| Historical High Stage/Flow Events (Period of Record - April 1917 to Present) - Ranked by Flow | |||
1997 |
17,100 |
10.27 |
Jan 5, 1997 |
| 1964 |
16,100 |
10.56 |
Feb 26, 1964
|
| 1982 |
10,200 |
8.45 |
Feb 24, 1982 |
| 1970 |
8,010 |
7.53 |
Feb 27, 1970
|
| 1943 |
7,660 |
7.29 |
Apr 1, 1943
|
| 1938 |
7,620 |
7.27 |
Apr 22, 1938
|
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (ORZ029) |
| Today: Mostly cloudy with a chance of showers This Morning, then partly cloudy with a slight chance of thunderstorms This Afternoon. Highs in the lower 60s to lower 70s. West winds 10 to 15 mph. Chance of precipitation 30 percent. Tonight: Partly cloudy in the evening then becoming mostly cloudy. A 10 percent chance of rain showers. Snow level 7000 feet after midnight. Lows in the mid 30s to mid 40s. West winds 10 to 20 mph decreasing to 5 to 10 mph after midnight. Saturday: Mostly cloudy with a slight chance of rain showers in the morning, then partly cloudy with a slight chance of thunderstorms in the afternoon. Highs in the lower 50s to lower 60s. West winds 10 to 20 mph. Saturday Night: Partly cloudy. A 10 percent chance of rain showers in the evening. Areas of frost after midnight. Lows in the lower 30s to lower 40s. Northwest winds 10 to 20 mph decreasing to 5 to 10 mph well after midnight. Sunday: Partly cloudy. Areas of frost in the morning. Highs in the mid 50s to mid 60s. Northwest winds 5 to 10 mph. Sunday Night: Partly cloudy. Areas of frost after midnight. Lows in the lower 30s to lower 40s. Monday through Thursday: Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 30s to mid 40s. |
| Flood Impacts | |
| 10.0 Feet | Widespread flooding is occurring along the Williamson River from the Highway 97 bridge downstream to Upper Klamath Lake. Widespread farm land flooding is occurring. Numerous structures are flooded. |
| 9.0 Feet | The Williamson River is at flood stage. Water exceeds the channel of the river and begins to impact structures along the river and in low-lying areas near the river. |
| 8.0 Feet | The Williamson River is near bankfull stage. Water is nearing many structures along and enar the river. Water is close to structures at the Water Wheel Campground near Highway 97. |
| Product Disclaimer |
This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Medford Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only. |