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 - ORLEANS (ONSC1)
Latitude: 41.30º NLongitude: 123.54º WElevation: 354 Feet
Location: Humboldt County in CaliforniaRiver Group: North Coast
Issuance Time: Mar 31 2023 at 1:21 PM PDTNext Issuance: Apr 01 2023 at 9:00 AM PDT
Monitor Stage: 32.0 FeetFlood Stage: 38.0 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
2021*
45,300
17.33
Jan 13, 2021
2020*
42,900
16.64
Jan 26, 2020
2019*
69,500
21.40
Apr 8, 2019
2018*
42,200
16.49
Apr 7, 2018
2017*
130,000
29.29
Feb 9, 2017
 Historical High Stage/Flow Events (Period of Record - Oct 1927 to Present) - Ranked by Flow
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
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ105)
Today: Mostly cloudy with rain showers and snow showers. Near steady temperature in the lower 40s. Snow level 3500 to 4000 feet. Snow accumulations up to 2 inches. Southwest wind 20 to 25 mph at higher elevation.

Tonight: Mostly cloudy. Chance of rain showers in the evening. Chance of snow showers through the night. Rain showers likely overnight. Snow level 2500 to 3000 feet. Snow accumulations up to 2 inches. Lows 30 to 40.

Sunday: Rain showers in the morning. Snow showers through the day. Rain showers in the afternoon. Near steady temperature in the upper 30s. Stronger showers may contain small hail in the afternoon. Snow level 2500 feet. Snow accumulations of 4 to 6 inches.

Sunday Night: Rain showers and snow showers. Snow level 1000 to 1500 feet. Lows 23 to 33.

Monday: Rain showers and snow showers likely. Snow level 1000 to 1500 feet. Highs 36 to 51. Northwest wind around 20 mph.

Monday Night and Tuesday: Mostly cloudy. Chance of rain showers and snow showers. Lows 26 to 36. Highs 36 to 51.

Tuesday Night: Mostly cloudy. Chance of rain showers and snow showers. Lows 25 to 35.

Wednesday and Wednesday Night: Mostly cloudy. Chance of rain showers and snow showers. Highs 42 to 57. Lows 27 to 37.

Thursday and Thursday Night: Mostly cloudy. Chance of rain showers and snow showers. Highs 48 to 63. Lows 30 to 40.

Friday: Mostly cloudy. Chance of rain showers. Highs 50 to 65.
Impacts - E19 Information
34.0 FeetPossible flooding of Highway 96 north of the bridge at Orleans, and other low-lying adjacent areas.
35.0 FeetFlooding 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 FeetFlooding 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 FeetExtensive 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 FeetExtensive 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 FeetFlood 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.