| ||||||||||||||||||
| EEL RIVER - FERNBRIDGE (FRNC1) | ||||||||||||||||||
| Latitude: 40.62º N | Longitude: 124.20º W | Elevation: 4 Feet | ||||||||||||||||
| Location: Humboldt County in CA | ||||||||||||||||||
| River Group: North Coast | ||||||||||||||||||
| Issuance Time: | May 05 2025 at 8:23 AM PDT |
| Please Note: | Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty. Flow data on this product are unregulated / full natural flow. |
| Monthly Probability Plot |
| Monthly Streamflow Volume (1000s of Acre-Feet) Data Updated: May 05 2025 at 8:25 AM PDT | ||||||
| Prob | May* | Jun | Jul | Aug | Sep | Oct |
| 10% | 191.8 | 104.7 | 29.2 | 7.3 | 5.7 | 141.5 |
| 25% | 143.4 | 54.6 | 21.5 | 2.9 | 3.2 | 36.6 |
| 50% | 125.0 | 49.6 | 18.4 | 2.4 | 1.0 | 17.2 |
| 75% | 123.6 | 48.7 | 17.4 | 2.2 | 0.8 | 12.3 |
| 90% | 123.0 | 47.2 | 16.6 | 2.0 | 0.8 | 10.4 |
| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Nov | Dec | Jan | Feb | Mar | Apr |
| 10% | 964.3 | 2964.2 | 3176.7 | 2964.5 | 2433.9 | 1412.5 |
| 25% | 374.9 | 1794.4 | 1940.2 | 1498.0 | 1564.2 | 865.2 |
| 50% | 92.6 | 799.0 | 1114.2 | 945.1 | 1068.4 | 397.6 |
| 75% | 29.3 | 293.1 | 539.0 | 659.0 | 618.6 | 247.4 |
| 90% | 9.7 | 61.6 | 248.1 | 215.7 | 241.4 | 156.5 |
| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Note 1: %Mean is the "Median forecast monthly value (50%)" divided by the "monthly mean" (displayed as a %) | ||||||
| Note 2: For current month, graphic represents remaining forecast only, text represents observed + remaining forecast. | ||||||
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ103) |
| Tonight: Partly cloudy. Lows 42 to 52. Northwest wind around 15 mph decreasing to around 5 mph overnight. Tuesday: Sunny. Highs 63 to 75. Northwest wind 5 to 15 mph. Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Patchy fog overnight. Lows 41 to 51. Northwest wind around 10 mph. Wednesday: Mostly cloudy. Patchy fog. Highs 57 to 67. Northwest wind around 10 mph. Wednesday Night: Mostly cloudy. Lows 42 to 52. North wind around 10 mph. Thursday: Partly cloudy. Highs 57 to 67. North wind around 10 mph. Thursday Night: Mostly clear. Lows 39 to 49. Friday and Friday Night: Partly cloudy. Highs 59 to 73. Lows 39 to 49. Saturday and Saturday Night: Mostly cloudy. Highs 58 to 69. Lows 40 to 50. Sunday and Sunday Night: Mostly cloudy. Slight chance of rain. Highs 53 to 63. Lows 40 to 50. Monday: Mostly cloudy. Chance of rain. Highs 51 to 61. |
| Flood Impacts | |
| 30.0 Feet | Record level flooding is forecast with disastrous flooding throughout the Eel Delta. Most roads will be impassable including Highway 211 to Ferndale, and access will be severely restricted. A Special Action Advisory is being issued to all owners of livestock in adjacent or low-lying areas. All persons should take action to protect life and property. |
| 28.0 Feet | Near record river levels are expected, with extensive severe flooding throughout the Eel Delta. Expect numerous road closures including Highway 211 to Ferndale. All persons in the area should be prepared to take action to protect life and property. A Special Action Advisory is issued to all owners of livestock in low-lying areas adjacent to the river. Appropriate action should be taken to protect livestock. |
| 26.0 Feet | Extensive flooding of the Eel Delta. Closure of Highway 211 to Ferndale and many other roads in the Delta is likely. All persons in the area should be prepared to take action to protect life and property. A Special Action Advisory is issued for all owners of livestock in low-lying areas near the River. Appropriate action should be taken to protect livestock. |
| 25.0 Feet | Severe flooding of the Eel River Delta including areas northwest of Loleta and the western portion of Cannibal Island Road. Numerous road closures in low-lying areas, including Highway 211 to Ferndale. A Special Action Advisory is issued to all owners of livestock in low-lying areas near the river. Appropriate action should be taken to protect livestock. |
| 24.0 Feet | Minor flooding of Highway 211 to Ferndale south of Fernbridge. Much of the Eel Delta may be flooded, including areas northwest of Loleta and the western portion of Cannibal Island Road. Flooding will be enhanced for longer duration events. A Special Action Advisory is being issued to all owners of livestock in all low-lying areas adjacent to the Eel River. Appropriate action should be taken to protect livestock. |
| 22.0 Feet | The western half of the Eel Delta may be completely flooded, especially if at or above this level for an extended period of time. This includes areas northwest of Loleta and Cannibal Island Road. A Special Action Advisory is being issued to all owners of livestock in low-lying areas of the Eel River Delta. Owners of livestock should take appropriate action to protect their animals. |
| 20.0 Feet | Significant flooding of the western portions of Cannibal Island Road, Camp Weott Road, the Salt and Old Rivers, and all adjacent low-lying areas. Flooding in these areas is exaggerated when crest timing is coincident with high tides and strong onshore winds, and for longer duration events. A Special Action Advisory is being issued to all owners of livestock in low-lying areas of the Eel Delta. Owners of livestock should consider taking appropriate action to protect livestock. |
| 18.0 Feet | Flooding of western portions of Cannibal Island Road, Camp Weott Road, and adjacent areas is likely. This level may also cause flooding of the Salt River, Old River and other low-lying slough areas. Flooding in these areas is exaggerated when crest timing is coincident with high tides and strong onshore winds, and when the river remains high for longer periods of time. |
| 16.0 Feet | Minor flooding of western portions of Cannibal Island Road, Camp Weott Road, and adjacent low-lying areas. Flooding will be enhanced when the crest occurs during times of high tide. |
| 15.0 Feet | Minor flooding of western portions of Cannibal Island Road, Camp Weott Road, and adjacent areas may occur if the crest time is coincident with an ocean tide of 6.0 feet or greater. |
| 14.0 Feet | Minor flooding of western portions of Cannibal Island Road, Camp Weott Road, and adjacent areas may occur if the crest time is coincident with an ocean tide of 6.5 feet or greater. |
| 13.0 Feet | Minor flooding of western portions of Cannibal Island Road, Camp Weott Road, and adjacent areas may occur if the time of crest is coincident with an ocean tide of 7.5 feet or greater. |