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
Issuance Time: Dec 15 2017 at 7:27 AM PSTNext Issuance: Dec 15 2017 at 3:00 PM PST
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.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016
2,740
5.85
Mar 18, 2016
2015
1,810
4.97
Dec 26, 2014
2014
1,640
4.80
Mar 14, 2014
2013
1,590
4.75
Apr 11, 2013
2012
2,290
5.44
May 01, 2012
 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: Partly cloudy this morning, then mostly cloudy with a slight chance of rain this afternoon. Highs in the mid 40s. South winds around 5 mph shifting to the west late this afternoon.

Tonight: Mostly cloudy with a 40 percent chance of rain and snow showers in the evening, then partly cloudy after midnight. Snow level 4200 feet in the evening. Lows in the lower to mid 20s. Northwest winds 10 to 15 mph.

Saturday: Mostly cloudy. Highs in the mid 30s to lower 40s. North winds 5 to 10 mph.

Saturday Night: Mostly cloudy. Lows in the lower to mid 20s. Northwest winds 5 to 10 mph.

Sunday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower to mid 40s. North winds 5 to 10 mph.

Sunday Night through Monday Night: Partly cloudy. Lows in the lower 20s to lower 30s. Highs in the lower to mid 40s.

Tuesday: Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 40s.

Tuesday Night: Mostly cloudy. Chance of rain in the evening, then rain and snow likely after midnight. Lows in the lower 20s to lower 30s.

Wednesday: Mostly cloudy. Chance of snow in the morning, then chance of snow showers in the afternoon. Colder. Highs in the lower to mid 30s.

Wednesday Night: Partly cloudy. Slight chance of snow showers in the evening. Colder. Lows 15 to 25.

Thursday: Partly cloudy. Highs in the lower to mid 30s.
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.