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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 |
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Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months. |
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|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2025 |
4,950 |
7.17 |
Apr 01, 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: Partly cloudy This Morning then clearing. Patchy freezing fog early This Morning. Highs in the lower to mid 30s. West winds 5 to 10 mph. Tonight: Partly cloudy. Patchy fog through the night. Widespread freezing fog after midnight. Lows 15 to 20. North winds 5 to 10 mph. Sunday: Sunny. Widespread freezing fog in the morning. Highs in the mid 30s to lower 40s. Northeast winds around 5 mph. Sunday Night: Partly cloudy. Lows 15 to 25. Northeast winds around 5 mph. Monday: Partly cloudy in the morning then clearing. Highs in the lower to mid 40s. East winds around 5 mph. Monday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 20s. Tuesday: Partly cloudy. Highs in the mid 40s to lower 50s. Tuesday Night and Wednesday: Mostly clear. Lows in the lower to mid 20s. Highs in the mid 40s to lower 50s. Wednesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s to lower 30s. New Years Day: Partly cloudy in the morning then becoming mostly cloudy. Chance of rain and snow. Highs in the lower 40s to lower 50s. Thursday Night: Mostly cloudy with a chance of rain and snow. Lows in the mid 20s to lower 30s. Friday: Mostly cloudy with a chance of snow. Highs in the lower 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. |