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: Feb 20 2019 at 2:32 PM PSTNext Issuance: Feb 21 2019 at 9:00 AM 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
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
2013
1,590
4.75
Apr 11, 2013
 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: Mostly cloudy with a 30 percent chance of snow showers. Lows 10 to 15. Northwest winds 10 to 15 mph shifting to the north 5 to 10 mph late this evening and overnight.

Thursday: Partly cloudy. Highs in the mid 20s to lower 30s. North winds 10 to 15 mph.

Thursday Night: Partly cloudy in the evening then becoming mostly clear. Lows zero to 10 above. North winds 10 to 15 mph shifting to the northeast around 5 mph after midnight.

Friday: Partly cloudy in the morning then becoming mostly cloudy. Highs in the lower to mid 30s. Light winds becoming south around 5 mph in the afternoon.

Friday Night: Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of snow. Lows in the lower to mid 20s. Southwest winds 5 to 10 mph.

Saturday: Chance of snow in the morning, then snow likely in the afternoon. Highs in the lower to mid 30s.

Saturday Night: Snow likely. Lows in the mid 20s to lower 30s.

Sunday: Snow likely in the morning, then rain and snow likely in the afternoon. Highs in the lower to mid 30s.

Sunday Night and Monday: Rain and snow likely. Breezy. Lows in the mid 20s to lower 30s. Highs in the lower to mid 30s.

Monday Night: Mostly cloudy. Chance of rain and snow. Lows in the lower to mid 30s.

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

Tuesday Night and Wednesday: Mostly cloudy with a chance of rain and snow showers. Lows around 30. Highs in the mid 30s to lower 40s.
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.