CNRFC - Hydrology - River Guidance - Graphical RVF

WILLIAMSON RIVER - CHILOQUIN (WMSO3)

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

Issuance Time:

Jan 26 2021 at 2:04 PM PST

Next Issuance:

Jan 27 2021 at 9:00 AM PST

Monitor Stage: 8.0 Feet

Flood Stage: 9.0 Feet

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
2019	4,000	6.57	Apr 14, 2019
2018	1,650	4.81	Mar 26, 2018
2017	5,520	7.56	Mar 24, 2017
2016	2,740	5.85	Mar 18, 2016
2015	1,810	4.97	Dec 26, 2014
Historical High Stage/Flow Events (Period of Record - April 1917 to Present)
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

Official 7 Day National Weather Service Forecast (ORZ029)

Today: Mostly cloudy with a 30 percent chance of snow. Highs in the mid 30s to lower 40s. Breezy. South winds 15 to 25 mph with gusts to around 40 mph.

Tonight: Mostly cloudy with a 30 percent chance of snow. Lows in the mid 20s to lower 30s. Southeast winds 10 to 20 mph decreasing to 5 to 10 mph well after midnight.

Thursday: Mostly cloudy. Chance of snow showers in the morning, then chance of rain and snow showers in the afternoon. Snow level 3900 feet in the afternoon. Highs in the mid 30s to lower 40s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Thursday Night: Mostly cloudy. A 20 percent chance of snow in the evening. Patchy freezing fog through the night. Lows in the lower to mid 20s. South winds 5 to 10 mph.

Friday: Mostly cloudy. Patchy freezing fog in the morning. Slight chance of snow in the afternoon. Highs in the mid 30s. South winds 5 to 10 mph.

Friday Night: Mostly cloudy with a chance of snow. Lows in the mid 20s.

Saturday: Mostly cloudy with a slight chance of snow. Highs in the mid 30s to lower 40s.

Saturday Night: Mostly cloudy with a chance of snow. Lows around 30.

Sunday: Mostly cloudy with a chance of rain and snow. Highs in the mid 30s to lower 40s.

Sunday Night: Mostly cloudy. Rain and snow likely. Lows in the lower to mid 30s.

Monday: Rain and snow likely. Highs in the mid 30s to lower 40s.

Monday Night: Mostly cloudy. Snow likely in the evening, then chance of snow after midnight. Lows in the mid 20s.

Tuesday: Mostly cloudy with a chance of snow. Highs in the mid 30s.

Impacts - E19 Information
8.0 Feet	Water is nearing many structures along and near the river. Water is close to structures at the Water Wheel Campground near US Highway 97.
9.0 Feet	Water exceeds the channel of the river and begins to impact structures along the river and in low-lying areas near the river.
10.0 Feet	Widespread flooding is occurring along the Williamson River from the US Highway 97 bridge downstream to Upper Klamath Lake. Widespread farm land is flooded and numerous structures as well.

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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