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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) |
| rest of Today: Mostly cloudy. Highs in the lower to mid 80s. Southeast winds around 5 mph increasing to south 10 to 20 mph This Afternoon. Tonight: Mostly cloudy with a 10 percent chance of showers in the evening, then mostly clear after midnight. Lows in the mid 40s to mid 50s. Southwest winds 15 to 20 mph becoming south 5 to 10 mph late in the evening and overnight. Saturday: Sunny. Highs in the mid 70s to mid 80s. South winds 10 to 15 mph shifting to the southwest 15 to 20 mph late in the afternoon. Saturday Night: Mostly clear. Lows in the lower 40s to lower 50s. West winds 10 to 20 mph becoming light. Sunday: Sunny. Highs in the lower to mid 80s. Light winds becoming northeast around 5 mph late in the morning, then shifting to the south early in the afternoon shifting to the southwest late in the afternoon. Sunday Night through Tuesday: Mostly clear. Lows in the mid 40s to mid 50s. Highs in the lower to mid 80s. Tuesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to mid 50s. Wednesday through Thursday: Mostly clear. Highs in the lower to mid 80s. Lows 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. |