CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

SOUTH FORK EEL RIVER - MIRANDA (MRNC1)

Latitude: 40.18º N	Longitude: 123.78º W	Elevation: 263 Feet
Location: Humboldt County in California		Bulletin Group: North Coast		River Group: North Coast

Issuance Time:

May 30 2023 at 7:52 AM PDT

Next Issuance:

May 31 2023 at 9:00 AM PDT

Monitor Stage: 27.0 Feet

Flood Stage: 33.0 Feet

Plot Type:

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
2022	19,900	18.07	Oct 24, 2021
2021	10,000	14.14	Jan 13, 2021
2020	11,700	14.93	Jan 26, 2020
2019	60,600	29.99	Feb 27, 2019
2018	25,000	19.78	Apr 7, 2018
Historical High Stage/Flow Events (Period of Record - Oct 1939 to Present) - Ranked by Flow
1965	199,000	46.00	Dec 22, 1964
1956	173,000	42.70	Dec 22, 1955
1986	123,000	38.29	Feb 17, 1986
1982	123,000	34.79	Dec 19, 1981

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
27.0 Feet	Flooding of portions of Avenue of the Giants (Highway 254) is possible near Sylvandale.
30.0 Feet	Flooding of portions of the Avenue of the Giants may occur, especially in the vicinity of Sylvandale and the Myers Flat and Redwood Giants trailer parks.
33.0 Feet	Flooding of portions of the Avenue of the Giants is likely in the vicinity of Sylvandale and the Myers Flat and Redwood Giants trailer parks. Flooding is also possible near Weott.
35.0 Feet	Considerable flooding of portions of the Avenue of the Giants in the vicinity of Sylvandale, Myers Flat, and Weott is likely. Expect closure of Avenue of the Giants (Highway 254) in numerous locations.
38.0 Feet	Considerable flooding of portions of the Avenue of Giants (Highway 254) in the vicinity of Sylvandale, Myers Flat, and Weott with numerous road closures expected. Minor flooding will begin along Phillipsville Road and adjacent low-lying areas.
42.0 Feet	Extensive and severe flooding of many portions of the Avenue of the Giants, especially areas in the vicinity of Sylvandale, Myers Flat, Weott, and Phillipsville. Expect numerous road closures in these areas.
45.0 Feet	Severe flooding of many communities and roads along the river can be expected. Numerous road closures are likely, possibly including US Highway 101 and Highway 254 (Avenue of the Giants). All persons in the vicnity of the river should take appropriate actions to protect life and property.
47.0 Feet	Extensive and severe flooding of all areas along the river. Severe damage to roads, bridges, and structures can be expected. US Highway 101 and Highway 254 (Avenue of the Giants) will likely be closed. All persons in the vicnity of the river should take appropriate actions to protect life and property.

Official 7 Day National Weather Service Forecast (CAZ106)

Today: Mostly cloudy until early afternoon then becoming partly cloudy. Patchy valley fog in the morning. Highs 62 to 77.

Tonight: Partly cloudy in the evening then becoming mostly cloudy. Patchy valley fog overnight. Lows 40 to 50.

Wednesday: Mostly cloudy in the morning then clearing. Patchy valley fog in the morning. Highs 60 to 75. Northwest wind around 20 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows 38 to 48. Northwest wind around 20 mph.

Thursday: Mostly sunny. Highs 62 to 77.

Thursday Night: Partly cloudy. Lows 39 to 49.

Friday through Saturday: Mostly clear. Highs 71 to 86. Lows 40 to 50.

Saturday Night through Monday: Partly cloudy. Lows 48 to 58. Highs 76 to 91.

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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Verification - Historical Graphical RVF
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