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: Jan 26 2021 at 2:04 PM PSTNext Issuance: Jan 27 2021 at 9:00 AM PST
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
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
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ080)
Today: Patchy blowing snow this morning. Snow early this morning, then rain and snow in the late morning and afternoon. Snow level 1000 feet rising to 2500 feet this afternoon. Snow accumulation of 2 to 3 inches at lower elevations and 3 to 6 inches above 3000 feet. Highs in the lower 30s to lower 40s. South winds 10 to 20 mph with gusts to around 35 mph. Chance of precipitation 90 percent.

Tonight: Rain and snow in the evening, then rain and snow likely after midnight. Snow level 3000 feet lowering to 2500 feet after midnight. Snow accumulation of 3 to 6 inches. Lows in the lower to mid 30s. South winds 10 to 20 mph. Chance of precipitation 80 percent.

Thursday: Mostly cloudy. Rain and snow likely in the morning, then chance of rain and snow showers in the afternoon. Snow level 2500 feet rising to 3000 feet in the afternoon. Snow accumulation of 2 to 3 inches. Highs in the lower 30s to lower 40s. South winds 5 to 10 mph. Chance of precipitation 60 percent.

Thursday Night: Mostly cloudy with a 30 percent chance of rain and snow in the evening, then partly cloudy after midnight. Patchy freezing fog after midnight. Snow level 3000 feet in the evening. Lows in the lower to mid 20s. Southeast winds around 5 mph.

Friday: Partly cloudy with a slight chance of snow in the morning, then mostly cloudy with a chance of rain and snow in the afternoon. Highs in the lower 30s to lower 40s. Southwest winds 5 to 10 mph.

Friday Night: Mostly cloudy with a chance of rain and snow. Lows in the mid 20s to mid 30s.

Saturday and Saturday Night: Mostly cloudy with a chance of rain and snow. Highs in the mid 30s to lower 40s. Lows in the mid 20s to mid 30s.

Sunday: Rain and snow likely in the morning, then rain and snow in the afternoon. Snow may be heavy at times in the afternoon. Highs in the mid 30s to mid 40s.

Sunday Night and Monday: Rain and snow. Snow may be heavy at times. Lows in the lower 30s to lower 40s. Highs in the mid 30s to mid 40s.

Monday Night: Rain and snow likely. Colder. Snow may be heavy at times in the evening. Lows in the mid 20s to mid 30s.

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