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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) |
| Tonight: Mostly cloudy. Slight chance of thunderstorms This Evening. Chance of showers late This Evening, then slight chance of rain after midnight. Lows in the mid 40s to mid 50s. Southwest winds 5 to 10 mph. Chance of precipitation 30 percent. Saturday: Sunny. Highs in the mid 70s to lower 80s. West winds 10 to 15 mph. Saturday Night: Mostly clear. Lows in the lower 40s to lower 50s. Northwest winds 10 to 15 mph decreasing to around 5 mph after midnight. Sunday: Sunny. Highs in the mid 70s to mid 80s. North winds around 5 mph early in the morning becoming light, then becoming west around 5 mph in the afternoon. Sunday Night: Clear. Lows in the mid 40s to lower 50s. Northwest winds 5 to 10 mph shifting to the north well after midnight. Monday through Tuesday: Clear. Highs in the lower 80s to lower 90s. Lows in the mid 40s to mid 50s. Tuesday Night: Mostly clear. Lows in the lower to mid 50s. Wednesday through Thursday: Clear. Highs in the lower to mid 80s. Lows in the mid 40s to mid 50s. Thursday Night and Friday: Mostly clear. Lows in the mid 40s to lower 50s. Highs in the mid 70s to mid 80s. |
| 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. |