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)

Tonight: Mostly cloudy. Chance of rain and snow showers until well after midnight, then rain and snow showers well after midnight. Patchy blowing snow well after midnight. Lows in the lower to mid 30s. Southwest winds 10 to 20 mph. Chance of precipitation 10 percent.

Saturday: Patchy blowing snow in the morning. Rain and snow showers. Snow level 5000 feet rising to 6000 feet in the afternoon. Snow accumulation up to 1 inch. Highs in the lower to mid 40s. Southwest winds 10 to 20 mph with gusts to around 35 mph. Chance of precipitation 90 percent.

Saturday Night: Rain showers. Snow level 6000 feet rising to 7000 feet after midnight. Lows in the mid 30s to mid 40s. Southwest winds 10 to 20 mph with gusts to around 35 mph. Chance of showers 90 percent.

Sunday: Rain showers in the morning, then rain in the afternoon. Snow level 6500 feet rising to 7000 feet in the afternoon. Highs in the lower 40s to lower 50s. Southwest winds 10 to 20 mph. Gusts up to 35 mph until early afternoon. Chance of precipitation 90 percent.

Sunday Night: Rain. Lows in the lower to mid 40s. South winds 10 to 15 mph. Chance of rain 80 percent.

Monday: Mostly cloudy with a chance of rain. Highs in the mid 40s to lower 50s.

Monday Night: Mostly cloudy with a chance of rain. Lows in the lower to mid 40s.

Tuesday: Mostly cloudy. Chance of rain in the morning, then rain likely in the afternoon. Highs in the mid 40s to mid 50s.

Tuesday Night: Rain likely. Lows in the lower to mid 40s.

Wednesday: Rain. Highs in the lower 40s to lower 50s.

Wednesday Night: Rain and snow likely. Lows in the mid 30s to lower 40s.

Thursday: Rain and snow likely in the morning, then rain and snow in the afternoon. Highs in the mid 30s to mid 40s.

Thursday Night: Rain and snow likely. Lows in the lower to mid 30s.

Friday: Mostly cloudy with a chance of rain and snow. Highs in the lower 30s to lower 40s.

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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