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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: Rain showers early This Morning. Chance of thunderstorms through the day. Rain showers likely in the late morning and early afternoon. Highs in the mid 50s to lower 60s. Northeast winds around 5 mph shifting to the northwest This Afternoon. Chance of precipitation 80 percent. Tonight: Mostly clear. Patchy fog after midnight. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph shifting to the east well after midnight. Labor Day: Partly cloudy in the morning then clearing. Patchy fog in the morning. Highs in the lower to mid 60s. Northeast winds around 5 mph. Monday Night: Clear. Lows in the mid 30s to mid 40s. North winds around 5 mph. Tuesday: Sunny. Highs in the lower to mid 70s. Northeast winds around 5 mph shifting to the southeast in the afternoon. Tuesday Night and Wednesday: Mostly clear. Lows in the lower 40s to lower 50s. Highs in the lower 70s to lower 80s. Wednesday Night through Thursday Night: Mostly clear. Lows in the mid 40s to mid 50s. Highs in the mid 70s to mid 80s. Friday and Friday Night: Partly cloudy. Highs in the lower to mid 70s. Lows in the mid 40s to mid 50s. Saturday: Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the mid 60s to lower 70s. |
| 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. |