CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

WILLIAMSON RIVER - CHILOQUIN (WMSO3)

Latitude: 42.57º N	Longitude: 121.88º W	Elevation: 4149 Feet
Location: Klamath County in Oregon		Bulletin Group: North Coast		River Group: Klamath

Issuance Time:

Oct 15 2024 at 7:59 AM PDT

Next Issuance:

Oct 16 2024 at 9:00 AM PDT

Monitor Stage: 8.0 Feet

Flood Stage: 9.0 Feet

Plot Type:

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View USGS Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2023	3,630	6.32	Apr 16, 2023
2022	1,040	4.16	Jan 9, 2022
2021	670	3.68	Apr 28, 2021
2020	1,120	4.26	Jan 29, 2020
2019	4,000	6.57	Apr 14, 2019
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

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
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.

Official 7 Day National Weather Service Forecast (ORZ029)

Today: Partly cloudy then becoming sunny late this morning then becoming partly cloudy. Areas of frost early this morning. Highs in the mid 60s to mid 70s. Southeast winds around 5 mph shifting to the southwest late this afternoon.

Tonight: Partly cloudy in the evening then becoming mostly cloudy. A 50 percent chance of rain. Lows in the mid 30s to mid 40s. West winds 5 to 10 mph.

Wednesday: Mostly cloudy. Rain likely in the morning, then chance of rain in the afternoon. Highs in the lower 50s to lower 60s. West winds 10 to 15 mph. Chance of rain 60 percent.

Wednesday Night: Partly cloudy with a chance of rain in the evening, then mostly cloudy with a slight chance of rain and snow after midnight. Snow level 6000 feet lowering to 4700 feet after midnight. Lows in the mid 20s to mid 30s. Northwest winds 5 to 10 mph. Chance of precipitation 30 percent.

Thursday: Mostly cloudy. Chance of rain and snow in the morning, then rain and snow likely in the afternoon. Snow level 4400 feet rising to 4900 feet in the afternoon. Highs in the lower 40s to lower 50s. Northwest winds 10 to 15 mph. Chance of precipitation 70 percent.

Thursday Night: Partly cloudy with a slight chance of rain and snow in the evening, then mostly clear after midnight. Widespread frost through the night. Colder. Lows in the lower to mid 20s.

Friday: Partly cloudy in the morning then becoming sunny. Widespread frost in the morning. Highs in the lower to mid 50s.

Friday Night and Saturday: Mostly clear. Lows in the mid 20s to lower 30s. Highs in the mid 50s to mid 60s.

Saturday Night: Mostly clear. Lows in the lower 30s to lower 40s.

Sunday: Partly cloudy with a chance of rain. Highs in the lower 60s to lower 70s.

Sunday Night: Mostly cloudy with a chance of rain. Lows in the lower 30s to lower 40s.

Monday: Mostly cloudy with a slight chance of rain. Highs in the mid 50s to lower 60s.

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.

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