CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

KLAMATH RIVER - SEIAD VALLEY (SEIC1)

Latitude: 41.85º N	Longitude: 123.23º W	Elevation: 1320 Feet
Location: Siskiyou County in California		Bulletin Group: North Coast		River Group: Klamath

Issuance Time:

Apr 26 2024 at 8:09 AM PDT

Next Issuance:

Apr 27 2024 at 9:00 AM PDT

Monitor Stage: 13.0 Feet

Flood Stage: 15.0 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*	5,130	5.79	Apr 16, 2022
2021*	4,860	5.61	Jan 13, 2021
2020*	7,270	7.08	Apr 24, 2020
2019*	18,200	11.60	Apr 9, 2019
2018*	12,500	9.52	Apr 7, 2018
Historical High Stage/Flow Events (Period of Record - Jul 1951 to Present)** - Ranked by Flow
1965*	165,000	33.75	Dec 23, 1964
1974*	126,000	29.65	Jan 16, 1974
1956*	122,000	29.20	Dec 22, 1955
1997*	117,000	28.72	Jan 1, 1997
2006*	74,000	23.17	Dec 31, 2005

* Discharge affected by regulation or diversion
** Most recent continuous record back to Jul 1951 with segmented periods back to Oct 1912

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
15.0 Feet	The Klamath River begins to flow out of its banks in some areas. Some low-lying structures may be flooded.
20.0 Feet	Highway 96 inundated in low-lying spots along the Klamath River in Siskiyou County. Flooding is also likely at the confluence with the Scott River and the confluence of Indian Creek.
28.0 Feet	Considerable flooding along the Klamath River in Siskiyou County. Sections of Highway 96 are flooded.
33.8 Feet	Major flooding is occuring along the entire reach of the Klamath River in Siskiyou County. Much of Highway 96 is impassable.

Official 7 Day National Weather Service Forecast (CAZ080)

Today: Rain and snow this morning, then rain showers, snow likely and slight chance of thunderstorms this afternoon. Snow level 4500 feet. Snow accumulation of 1 to 2 inches. Highs in the lower 40s to lower 50s. West winds 5 to 10 mph. Chance of precipitation 80 percent.

Tonight: Mostly cloudy with a 10 percent chance of rain, thunderstorms and snow in the evening, then partly cloudy after midnight. Lows in the lower to mid 30s. Northwest winds 5 to 10 mph shifting to the northeast well after midnight.

Saturday: Mostly cloudy. A 10 percent chance of rain in the afternoon. Highs in the mid 40s to mid 50s. Northeast winds around 5 mph shifting to the west in the afternoon.

Saturday Night: Mostly cloudy. A 10 percent chance of rain in the evening. Lows in the mid 30s to lower 40s. West winds 5 to 10 mph.

Sunday: Partly cloudy in the morning then clearing. Highs in the lower 50s to lower 60s. West winds 5 to 10 mph.

Sunday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 30s.

Monday: Partly cloudy with a slight chance of snow in the morning, then sunny in the afternoon. Highs in the lower 50s to lower 60s.

Monday Night through Tuesday Night: Mostly clear. Lows in the lower 30s to lower 40s. Highs in the mid 50s to mid 60s.

Wednesday: Sunny. Highs in the lower 60s to lower 70s.

Wednesday Night: Partly cloudy. Slight chance of rain in the evening, then slight chance of rain and snow after midnight. Lows in the mid 30s to mid 40s.

Thursday: Mostly cloudy. Slight chance of rain and snow in the morning, then chance of rain in the afternoon. Highs in the lower 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.

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