CNRFC - Hydrology - River Guidance - Graphical RVF

KLAMATH RIVER - ORLEANS (ONSC1)

Latitude: 41.30º N	Longitude: 123.54º W	Elevation: 354 Feet
Location: Humboldt County in California		River Group: North Coast

Issuance Time:

Dec 10 2018 at 8:11 AM PST

Next Issuance:

Dec 10 2018 at 3:00 PM PST

Monitor Stage: 32.0 Feet

Flood Stage: 38.0 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*	130,000	29.29	Feb 9, 2017
2016*	80,700	23.23	Jan 17, 2016
2015*	85,300	23.08	Feb 7, 2015
2014*	47,300	17.18	Mar 10, 2014
2013*	77,000	21.93	Dec 2, 2012
Historical High Stage/Flow Events (Period of Record - Oct 1927 to Present)
1965*	307,000	76.50	Dec 22, 1964
1974*	279,000	37.24	Jan 16, 1974
1986*	278,000	37.16	Feb 18, 1986
1997*	258,000	37.79	Jan 01, 1997
2006*	213,000	34.80	Dec 30, 2005
* Discharge affected by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ105)

Rest of Today: Partly cloudy. Patchy drizzle and valley fog early in the morning. Highs 42 to 55.

Tonight: Partly cloudy. Patchy valley fog overnight. Lows 32 to 42.

Tuesday: Mostly cloudy. Patchy valley fog in the morning. Slight chance of rain showers and snow showers in the morning, then rain in the afternoon. Snow level 3000 feet in the morning. Snow accumulations up to 1 inch. Highs 45 to 57.

Tuesday Night: Rain. Lows 34 to 44.

Wednesday: Partly cloudy. Highs 48 to 60.

Wednesday Night and Thursday: Partly cloudy. Lows 32 to 42. Highs 48 to 60.

Thursday Night: Mostly cloudy. Chance of rain. Lows 34 to 44.

Friday: Rain. Highs 42 to 56.

Friday Night and Saturday: Mostly cloudy. Chance of rain and snow. Lows 32 to 42. Highs 42 to 56.

Saturday Night: Rain and snow. Lows 34 to 44.

Sunday: Rain. Highs 41 to 56.

Impacts - E19 Information
34.0 Feet	Possible flooding of Highway 96 north of the bridge at Orleans, and other low-lying adjacent areas.
35.0 Feet	Flooding is likely in lower areas south of Highway 96 near Orleans and of the highway itself north of the bridge at Orleans. Flooding is possible on Highway 96 near Ishi Pishi Bar.
37.0 Feet	Flooding in low-lying areas south of Highway 96 near Orleans and of the highway itself north of the bridge at Orleans. There may also be flooding of Highway 96 at Ishi Pishi Bar.
38.0 Feet	Extensive flooding of low-lying areas south of Highway 96 near Orleans and of the highway itself north of the bridge at Orleans. Flooding is likely near Ishi Pishi Bar and Slate Creek. Water may enter the fire house and other buildings on the southwest side of Orleans.
40.0 Feet	Extensive flooding of areas south of Highway 96 near Orleans, of Highway 96 north of the bridge and Orleans, at Ishi Pishi Bar, and near Slate Creek. Flooding of the fire house and other buildings on the southwest side of Orleans is expected. Flooding of Highway 96 in Orleans possible.
43.0 Feet	Flood waters are likely to cover Highway 96 in numerous locations and will threaten residences and businesses in and around Orleans including Sandy Bar cabins, Riverside Trailer Park, and the downtown area. All persons in the vicinity of the river should take appropriate action and move to higher ground if necessary.

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 Eureka 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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