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:

May 25 2019 at 8:57 AM PDT

Next Issuance:

May 26 2019 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
2017*	43,000	17.95	Feb 10, 2017
2016*	18,600	11.92	Jan 18, 2016
2015*	36,100	16.29	Feb 7, 2015
2014*	9,190	8.15	Mar 10, 2014
2013*	12,800	9.69	Dec 5, 2012
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: Widespread rain showers this evening, then widespread rain and snow showers after midnight. Snow level 6000 feet lowering to 4500 feet after midnight. Snow accumulation of 1 to 2 inches. Lows in the mid 30s to mid 40s. Northwest winds 5 to 10 mph. Chance of precipitation near 100 percent.

Sunday: Mostly cloudy. Numerous rain and snow showers in the morning, then slight chance of showers and isolated thunderstorms in the afternoon. Snow level 5000 feet rising to 7000 feet in the afternoon. Little or no snow accumulation. Highs in the mid 50s to mid 60s. North winds 5 to 10 mph. Chance of precipitation 60 percent.

Sunday Night: Mostly cloudy. A 30 percent chance of thunderstorms in the evening. Lows in the lower 40s to lower 50s. Northwest winds 5 to 10 mph.

Memorial Day: Mostly cloudy. Chance of showers and slight chance of thunderstorms in the afternoon. Highs in the lower 60s to lower 70s. Northwest winds 5 to 10 mph. Chance of precipitation 30 percent.

Monday Night: Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 40s to lower 50s. Northwest winds 5 to 10 mph.

Tuesday: Sunny. Slight chance of thunderstorms in the afternoon. Highs in the mid 60s to mid 70s.

Tuesday Night: Partly cloudy in the evening then becoming mostly clear. Lows in the mid 40s to lower 50s.

Wednesday: Partly cloudy. Chance of thunderstorms in the afternoon. Highs in the mid 60s to mid 70s.

Wednesday Night: Partly cloudy. Slight chance of thunderstorms in the evening. Lows in the mid 40s to lower 50s.

Thursday: Sunny in the morning, then partly cloudy with a chance of thunderstorms in the afternoon. Highs in the lower 70s to lower 80s.

Thursday Night: Partly cloudy with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 40s to lower 50s.

Friday: Sunny in the morning, then partly cloudy with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s to lower 80s.

Friday Night: Mostly clear. Lows in the mid 40s to lower 50s.

Saturday: Partly cloudy in the morning then becoming sunny. Highs in the lower 70s to lower 80s.

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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