National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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KLAMATH RIVER - SEIAD VALLEY (SEIC1)
Latitude: 41.85º NLongitude: 123.23º WElevation: 1320 Feet
Location: Siskiyou County in CaliforniaRiver Group: North Coast
Issuance Time: Jun 14 2021 at 7:41 AM PDTNext Issuance: Jun 15 2021 at 9:00 AM PDT
Monitor Stage: 13.0 FeetFlood Stage: 15.0 Feet

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

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2020*
7,270
7.08
Apr 24, 2020
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
 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
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ080)
Tonight: Mostly clear then becoming partly cloudy late this evening then becoming mostly clear. Slight chance of thunderstorms early this evening. Lows in the lower to mid 40s. Southwest winds 5 to 10 mph shifting to the west late this evening and overnight.

Tuesday: Sunny. Highs in the mid 60s to mid 70s. West winds 5 to 10 mph.

Tuesday Night: Clear. Lows in the mid 40s to lower 50s. North winds 5 to 10 mph shifting to the northeast after midnight.

Wednesday: Sunny. Highs in the lower 80s to lower 90s. Northeast winds around 5 mph.

Wednesday Night: Clear. Lows in the lower to mid 50s. North winds 5 to 10 mph.

Thursday: Sunny. Highs in the lower 80s to lower 90s.

Thursday Night: Mostly clear. Lows in the mid 50s to lower 60s.

Friday through Monday: Clear. Highs in the mid 80s to mid 90s. Lows in the mid 50s to lower 60s.
Impacts - E19 Information
15.0 FeetThe Klamath River begins to flow out of its banks in some areas. Some low-lying structures may be flooded.
20.0 FeetHighway 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 FeetConsiderable flooding along the Klamath River in Siskiyou County. Sections of Highway 96 are flooded.
33.8 FeetMajor 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.