CNRFC - Hydrology - Observed River/Reservoir Conditions

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

Monitor Stage: 13.0 Feet

Flood Stage: 15.0 Feet

Plot Type:

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: Mostly cloudy. Chance of rain this morning. Chance of snow late this morning, then rain likely this afternoon. Snow level 6000 feet. No snow accumulation. Highs in the mid 40s to mid 50s. Southwest winds 10 to 15 mph. Chance of precipitation 60 percent.

Tonight: Chance of rain and snow in the evening, then rain and snow after midnight. Snow level 6000 feet lowering to 5000 feet after midnight. Snow accumulation up to 1 inch. Lows in the mid 30s to mid 40s. Southwest winds 10 to 15 mph. Chance of precipitation 80 percent.

Friday: Mostly cloudy. Rain and snow in the morning, then chance of rain showers, snow and slight chance of thunderstorms in the afternoon. Snow level 5000 feet. Snow accumulation up to 1 inch. Highs in the lower 40s to lower 50s. West winds 5 to 10 mph. Chance of precipitation 80 percent.

Friday Night: Mostly cloudy. Slight chance of rain in the evening. Lows in the lower to mid 30s. Northwest winds 10 to 15 mph.

Saturday: Mostly cloudy. A 10 percent chance of rain in the afternoon. Highs in the lower 50s to lower 60s. Northwest winds around 5 mph shifting to the west late in the afternoon.

Saturday Night: Mostly cloudy. Slight chance of rain in the evening. Lows in the mid 30s to lower 40s.

Sunday: Mostly cloudy with a slight chance of rain in the morning, then partly cloudy in the afternoon. Highs in the lower 50s to lower 60s.

Sunday Night through Monday Night: Partly cloudy. Lows in the lower 30s to lower 40s. Highs in the lower 50s to lower 60s.

Tuesday and Tuesday Night: Partly cloudy. Highs in the mid 50s to mid 60s. Lows in the lower 30s to lower 40s.

Wednesday: Partly cloudy. Slight 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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