National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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WILLIAMSON RIVER - CHILOQUIN (WMSO3)
Latitude: 42.57º NLongitude: 121.88º WElevation: 4149 Feet
Location: Klamath County in OregonRiver Group: North Coast
Monitor Stage: 8.0 FeetFlood Stage: 9.0 Feet

Observed Data Credit
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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
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
2014
1,640
4.80
Mar 14, 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
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (ORZ029)
Today: Sunny this morning then becoming partly cloudy. Highs in the mid 50s to mid 60s. Southeast winds around 5 mph shifting to the southwest 10 to 15 mph this afternoon.

Tonight: Mostly cloudy in the evening, then partly cloudy with a slight chance of snow after midnight. Lows in the mid 20s to lower 30s. West winds 10 to 15 mph.

Saturday: Mostly cloudy with a 30 percent chance of snow showers. Highs in the mid 30s to lower 40s. Northwest winds 5 to 10 mph.

Saturday Night: Mostly cloudy in the evening then becoming partly cloudy. A 40 percent chance of snow showers. Lows in the lower to mid 20s. Northwest winds 5 to 10 mph.

Sunday: Partly cloudy in the morning then becoming sunny. Highs in the mid 30s to mid 40s. North winds 10 to 15 mph.

Sunday Night: Mostly clear. Lows in the lower to mid 20s.

Monday: Partly cloudy. Highs in the mid 40s to lower 50s.

Monday Night: Mostly cloudy. Slight chance of snow showers after midnight. Lows in the mid 20s to lower 30s.

Tuesday: Mostly cloudy with a slight chance of snow showers in the morning, then sunny with a slight chance of rain and snow showers in the afternoon. Highs in the mid 40s to lower 50s.

Tuesday Night and Wednesday: Partly cloudy. Lows in the mid 20s to lower 30s. Highs in the mid 40s to mid 50s.

Wednesday Night: Mostly cloudy. Lows in the mid 20s to lower 30s.

Thursday: Partly cloudy. Highs in the lower 50s to lower 60s.
Impacts - E19 Information
8.0 FeetWater 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 FeetWater exceeds the channel of the river and begins to impact structures along the river and in low-lying areas near the river.
10.0 FeetWidespread 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.