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

 | 

WILLIAMSON RIVER - CHILOQUIN (WMSO3)
Latitude: 42.57º NLongitude: 121.88º WElevation: 4149 Feet
Location: Klamath County in OregonRiver Group: North Coast
Issuance Time: Jul 26 2021 at 7:44 AM PDTNext Issuance: Jul 27 2021 at 9:00 AM PDT
Monitor Stage: 8.0 FeetFlood Stage: 9.0 Feet

Observed Data Credit
Gage owner logo

Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Verification - Historical Graphical RVF
Month:  
Day:  
Year:  
Cycle:  
To view other verification locations, use our Historical Graphical River Forecast Interface.
Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2020
1,120
4.26
Jan 29, 2020
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
 Historical High Stage/Flow Events (Period of Record - April 1917 to Present) - Ranked by Flow
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 cloudy with isolated thunderstorms. Patchy smoke early this evening. Haze through the night. Areas of smoke well after midnight. Lows in the mid 50s to mid 60s. Northwest winds 5 to 10 mph shifting to the southwest well after midnight. Chance of thunderstorms 20 percent.

Tuesday: Mostly cloudy. Haze and areas of smoke in the morning. Isolated thunderstorms in the morning, then numerous showers and isolated thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the afternoon. Highs in the mid 70s to lower 80s. West winds 5 to 10 mph. Chance of precipitation 60 percent.

Tuesday Night: Mostly cloudy. Haze and areas of smoke in the evening. Scattered showers and isolated thunderstorms in the evening, then slight chance of showers after midnight. Lows in the lower 50s to lower 60s. Northwest winds around 5 mph until well after midnight becoming light. Chance of precipitation 40 percent.

Wednesday: Partly cloudy. A 20 percent chance of thunderstorms in the afternoon. Highs in the mid 80s to lower 90s. Northeast winds around 5 mph shifting to the south in the afternoon.

Wednesday Night: Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows in the lower 50s to lower 60s. Northwest winds 5 to 10 mph.

Thursday and Thursday Night: Partly cloudy with a slight chance of thunderstorms. Highs in the mid 80s to lower 90s. Lows in the lower 50s to lower 60s.

Friday: Sunny in the morning then becoming partly cloudy. Highs in the mid 80s to mid 90s.

Friday Night: Mostly cloudy. Slight chance of thunderstorms in the evening. Lows in the mid 50s to lower 60s.

Saturday through Sunday: Partly cloudy with a slight chance of thunderstorms. Highs in the mid 80s to lower 90s. Lows in the mid 50s to lower 60s.

Sunday Night: Partly cloudy with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 50s to lower 60s.

Monday: Sunny. Highs in the mid 80s to lower 90s.
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.