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: Oct 18 2017 at 7:10 AM PDTNext Issuance: Oct 19 2017 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
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)
Rest of Tonight: Mostly clear. Lows in the lower 30s to lower 40s. South winds 5 to 10 mph.

Thursday: Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain in the afternoon. Highs in the mid 50s to lower 60s. Windy. South winds 15 to 25 mph increasing to 25 to 30 mph late in the afternoon.

Thursday Night: Rain in the evening, then rain and snow showers after midnight. Snow level 6500 feet lowering to 4600 feet after midnight. Snow accumulation of 1 to 2 inches. Lows in the lower to mid 30s. Windy. Southwest winds 20 to 30 mph with gusts to around 45 mph decreasing to 10 to 20 mph after midnight. Chance of precipitation near 100 percent.

Friday: Mostly cloudy. Chance of rain and snow showers in the morning, then rain and snow showers likely in the afternoon. Snow level 4500 feet. Highs in the mid 30s to mid 40s. West winds 10 to 15 mph. Chance of precipitation 60 percent.

Friday Night: Mostly cloudy with a 30 percent chance of rain and snow showers. Snow level 3600 feet after midnight. Lows in the mid 20s to mid 30s. West winds 10 to 15 mph shifting to the south around 5 mph after midnight.

Saturday: Cloudy. Rain and snow in the morning, then chance of rain in the afternoon. Highs in the mid 40s to lower 50s.

Saturday Night: Mostly cloudy with a slight chance of rain. Lows in the lower 30s to lower 40s.

Sunday: Mostly cloudy with a slight chance of rain showers. Not as cool. Highs in the mid 50s to lower 60s.

Sunday Night: Partly cloudy with a slight chance of rain showers. Lows in the lower 30s to lower 40s.

Monday: Partly cloudy. Highs in the lower to mid 60s.

Monday Night through Wednesday: Mostly clear. Lows in the lower 30s to lower 40s. Highs in the lower to mid 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.