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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: Mostly cloudy until early afternoon then becoming partly cloudy. Highs in the lower to mid 40s. South winds 5 to 10 mph. Tonight: Partly cloudy in the evening, then mostly cloudy with a 10 percent chance of snow after midnight. Lows in the mid 20s to lower 30s. Southeast winds around 5 mph. Thursday: Mostly cloudy. A 10 percent chance of snow in the morning. Highs in the mid 40s to lower 50s. South winds around 5 mph. Thursday Night: Mostly cloudy. Lows in the lower to mid 30s. Southeast winds around 5 mph. Friday: Mostly cloudy. Highs in the lower to mid 50s. Southeast winds around 5 mph. Friday Night through Saturday Night: Mostly cloudy. Lows in the lower to mid 30s. Highs in the lower to mid 50s. Sunday: Mostly cloudy with a chance of rain. Highs in the mid 40s to lower 50s. Sunday Night: Partly cloudy in the evening then becoming mostly cloudy. Chance of rain and snow. Lows in the mid 20s to lower 30s. Monday: Mostly cloudy in the morning then becoming partly cloudy. Slight chance of rain and snow. Highs in the mid 40s to lower 50s. Monday Night and Tuesday: Mostly clear. Lows in the mid 20s to lower 30s. Highs in the mid 40s to mid 50s. |
| 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. |