CNRFC - Hydrology - River Guidance - Graphical RVF

KLAMATH RIVER - SEIAD VALLEY (SEIC1)

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

Issuance Time:

Apr 26 2021 at 8:08 AM PDT

Next Issuance:

Apr 27 2021 at 9:00 AM PDT

Monitor Stage: 13.0 Feet

Flood Stage: 15.0 Feet

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
2019*	18,200	11.60	Apr 9, 2019
2018*	12,500	9.52	Apr 7, 2018
2017*	43,000	17.95	Feb 10, 2017
2016*	18,600	11.92	Jan 18, 2016
2015*	36,100	16.29	Feb 7, 2015
Historical High Stage/Flow Events (Period of Record - Jul 1951 to Present)**
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

Official 7 Day National Weather Service Forecast (CAZ080)

Tonight: Partly cloudy with a 20 percent chance of rain and snow showers this evening, then mostly clear after midnight. Areas of frost well after midnight. Snow level 4500 feet this evening. Lows in the lower to mid 30s. Northwest winds 5 to 10 mph shifting to the northeast well after midnight.

Tuesday: Sunny. Highs in the lower 60s to lower 70s. Northeast winds 5 to 10 mph shifting to the north late in the afternoon.

Tuesday Night: Mostly clear. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph shifting to the east after midnight.

Wednesday: Sunny. Highs in the mid 60s to mid 70s. East winds around 5 mph shifting to the southeast early in the afternoon, then shifting to the west late in the afternoon.

Wednesday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. Northwest winds around 5 mph shifting to the east after midnight.

Thursday and Thursday Night: Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the mid 40s to lower 50s.

Friday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s to mid 70s.

Friday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s.

Saturday: Mostly cloudy in the morning then clearing. Highs in the lower 60s to lower 70s.

Saturday Night through Monday: Mostly clear. Lows in the mid 30s to lower 40s. Highs in the lower 60s to lower 70s.

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.

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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