CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

WILLIAMSON RIVER - CHILOQUIN (WMSO3)

Latitude: 42.57º N	Longitude: 121.88º W	Elevation: 4149 Feet
Location: Klamath County in Oregon		Bulletin Group: North Coast		River Group: Klamath

Issuance Time:

Apr 23 2024 at 7:49 AM PDT

Next Issuance:

Apr 24 2024 at 9:00 AM PDT

Monitor Stage: 8.0 Feet

Flood Stage: 9.0 Feet

Plot Type:

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

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

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2022	1,040	4.16	Jan 9, 2022
2021	670	3.68	Apr 28, 2021
2020	1,120	4.26	Jan 29, 2020
2019	4,000	6.57	Apr 14, 2019
2018	1,650	4.81	Mar 26, 2018
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
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
8.0 Feet	Water 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 Feet	Water exceeds the channel of the river and begins to impact structures along the river and in low-lying areas near the river.
10.0 Feet	Widespread 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.

Official 7 Day National Weather Service Forecast (ORZ029)

Tonight: Mostly cloudy with a 20 percent chance of thunderstorms early this evening, then mostly cloudy late this evening and overnight. Lows in the mid 30s to mid 40s. West winds 5 to 10 mph.

Wednesday: Partly cloudy. A 10 percent chance of rain in the afternoon. Highs in the lower to mid 60s. Southwest winds around 5 mph shifting to the west late in the afternoon.

Wednesday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. Northwest winds 10 to 15 mph shifting to the west around 5 mph after midnight.

Thursday: Mostly cloudy. Slight chance of rain showers in the morning, then rain showers likely in the afternoon. Snow level 6500 feet in the afternoon. Highs in the lower to mid 50s. Southwest winds 10 to 15 mph. Chance of showers 70 percent.

Thursday Night: Rain showers likely in the evening, then chance of rain and snow showers after midnight. Snow level 6000 feet lowering to 5500 feet after midnight. Lows in the mid 30s to lower 40s. Southwest winds 10 to 20 mph. Chance of precipitation 80 percent.

Friday: Rain and snow showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 40s to lower 50s.

Friday Night: Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Lows in the lower to mid 30s.

Saturday: Partly cloudy with a slight chance of rain and snow showers in the morning, then mostly cloudy with a slight chance of rain showers in the afternoon. Highs in the lower to mid 50s.

Saturday Night and Sunday: Mostly cloudy with a slight chance of rain showers. Lows in the mid 30s. Highs in the lower 50s to lower 60s.

Sunday Night: Partly cloudy. Slight chance of rain showers in the evening. Lows in the lower to mid 30s.

Monday: Partly cloudy. Slight chance of rain and snow showers in the morning, then slight chance of rain showers in the afternoon. Highs in the lower 50s to lower 60s.

Monday Night: Partly cloudy in the evening then clearing. Lows in the lower to mid 30s.

Tuesday: Partly cloudy. Slight chance of rain showers in the afternoon. Highs in the mid 50s to lower 60s.

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.

NWS RSS Feed

Verification - Historical Graphical RVF
Month:	Day:	Year:	Cycle:
To view other verification locations, use our Historical Graphical River Forecast Interface.