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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: Apr 26 2021 at 8:08 AM PDTNext Issuance: Apr 27 2021 at 9:00 AM PDT
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
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
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (ORZ029)
Tonight: Partly cloudy with a 20 percent chance of rain and snow showers this evening, then mostly clear after midnight. Snow level 4700 feet this evening. Lows in the mid 20s to lower 30s. North winds 5 to 10 mph.

Tuesday: Sunny. Highs in the lower to mid 60s. North winds 5 to 10 mph.

Tuesday Night: Mostly clear. Lows in the lower to mid 30s. Northwest winds around 5 mph shifting to the north late in the evening and overnight.

Wednesday: Sunny. Highs in the lower to mid 70s. East winds around 5 mph shifting to the southwest late in the afternoon.

Wednesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s to mid 40s. Southwest winds around 5 mph shifting to the north after midnight.

Thursday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 70s to lower 80s.

Thursday Night through Friday Night: Mostly cloudy. Lows in the lower to mid 40s. Highs in the lower 70s to lower 80s.

Saturday: Mostly cloudy in the morning then clearing. Slight chance of showers. Highs in the mid 60s to lower 70s.

Saturday Night through Monday: Mostly clear. Lows in the lower to mid 30s. Highs in the lower 60s to lower 70s.
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.