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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 then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Chance of showers early This Evening. Slight chance of thunderstorms This Evening. Slight chance of rain after midnight. Lows in the mid 30s to mid 40s. North winds 10 to 15 mph decreasing to around 5 mph well after midnight. Chance of precipitation 30 percent. Thursday: Mostly cloudy. Chance of rain and slight chance of thunderstorms in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower to mid 60s. Northwest winds 5 to 10 mph. Chance of precipitation 30 percent. Thursday Night: Mostly cloudy with a chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 30s to mid 40s. West winds 5 to 10 mph shifting to the southwest after midnight. Chance of precipitation 40 percent. Friday: Partly cloudy in the morning then clearing. Highs in the mid 60s to mid 70s. Light winds becoming west around 5 mph in the afternoon. Friday Night: Clear. Lows in the mid 30s to mid 40s. Northwest winds 5 to 10 mph in the evening becoming light. Saturday through Sunday: Mostly clear. Highs in the lower 70s to lower 80s. Lows in the mid 30s to mid 40s. Sunday Night through Tuesday Night: Mostly clear. Lows in the lower 40s to lower 50s. Highs in the mid 70s to lower 80s. Wednesday: Sunny. Highs in the lower to mid 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. |