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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: Partly cloudy early This Morning then becoming sunny. Highs in the mid 70s to mid 80s. Northeast winds 5 to 10 mph shifting to the southwest This Afternoon. Tonight: Partly cloudy. Lows in the mid 40s to lower 50s. West winds 5 to 10 mph shifting to the southeast after midnight. Tuesday: Sunny. Highs in the lower to mid 80s. Breezy. Southeast winds 5 to 10 mph increasing to south 15 to 25 mph in the afternoon. Tuesday Night: Partly cloudy. Lows in the lower 40s to lower 50s. South winds 10 to 20 mph shifting to the southwest 5 to 10 mph after midnight. Wednesday: Mostly cloudy. Chance of rain in the morning, then chance of rain and slight chance of thunderstorms in the afternoon. Highs in the lower 60s to lower 70s. Southwest winds 15 to 20 mph. Chance of precipitation 50 percent. Wednesday Night: Mostly cloudy with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of rain after midnight. Colder. Lows in the mid 30s to lower 40s. Thursday: Sunny in the morning, then partly cloudy with a slight chance of rain in the afternoon. Highs in the mid 60s to lower 70s. Thursday Night: Mostly clear. Slight chance of rain in the evening. Lows in the mid 30s to lower 40s. Friday and Friday Night: Mostly clear. Highs in the mid 60s to lower 70s. Lows in the lower 30s to lower 40s. Saturday: Sunny. Highs in the lower to mid 60s. Saturday Night: Partly cloudy. Lows in the lower 30s to lower 40s. Sunday: Sunny. 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. |