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Latitude: 40.18º N | Longitude: 123.78º W | Elevation: 263 Feet | |
Location: Humboldt County in California | River Group: North Coast |
Monitor Stage: 27.0 Feet | Flood Stage: 33.0 Feet |
Observed Data Credit | |
![]() | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
|||
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
Most Recent 5 Years | |||
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 |
2017 |
74,400 |
32.47 |
Jan 10, 2017 |
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 | ||
ESRI™ Locator Map |
Official 7 Day National Weather Service Forecast (CAZ106) |
Today: Cloudy. Patchy valley fog in the morning. Slight chance of rain showers in the afternoon. Breezy. Snow level 5000 feet in the afternoon. Highs 44 to 59. Southeast wind 20 to 25 mph. Tonight: Rain in the evening, then rain showers and snow showers overnight. Breezy. Snow level 3500 to 4000 feet. Snow accumulations of 2 to 4 inches. Lows 32 to 42. South wind 20 to 25 mph. Sunday: Snow showers in the morning. Rain showers likely through the day. Snow showers likely in the afternoon. Snow level 3500 feet. Snow accumulations of 3 to 5 inches. Highs 36 to 50. Sunday Night: Mostly cloudy. Slight chance of rain showers. Snow level 2500 to 3000 feet. Lows 28 to 38. Monday: Mostly sunny. Patchy frost. Highs 45 to 57. Monday Night: Partly cloudy. Lows 30 to 40. Tuesday and Tuesday Night: Partly cloudy. Slight chance of rain showers. Highs 49 to 61. Lows 31 to 41. Wednesday and Wednesday Night: Mostly clear. Highs 48 to 60. Lows 31 to 41. Thursday: Sunny. Highs 56 to 68. Thursday Night: Partly cloudy. Lows 34 to 44. Friday: Partly cloudy. Slight chance of rain showers. Highs 53 to 65. |
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. |
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. |