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EEL RIVER - FORT SEWARD (FTSC1) | ||||||||||||||||||
Latitude: 40.22º N | Longitude: 123.63º W | Elevation: 217 Feet | ||||||||||||||||
Location: Humboldt County in CA | ||||||||||||||||||
River Group: North Coast |
Issuance Time: | Jul 09 2025 at 8:49 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: Jul 09 2025 at 8:53 AM PDT | ||||||
Prob | Jul* | Aug | Sep | Oct | Nov | Dec |
10% | 11.0 | 3.5 | 3.7 | 49.3 | 497.9 | 1473.8 |
25% | 11.0 | 3.3 | 1.6 | 9.9 | 191.0 | 890.9 |
50% | 9.8 | 2.8 | 1.2 | 3.5 | 33.4 | 375.1 |
75% | 8.5 | 1.0 | 0.0 | 0.8 | 7.6 | 106.2 |
90% | 8.4 | 1.0 | 0.0 | 0.0 | 2.8 | 24.6 |
Mean | 9.2 | 3.1 | 2.8 | 19.3 | 136.5 | 520.6 |
%Mean | 106.5 | 90.3 | 42.9 | 18.1 | 24.5 | 72.1 |
Prob | Jan | Feb | Mar | Apr | May | Jun |
10% | 1694.0 | 1472.2 | 1252.6 | 704.9 | 306.4 | 112.9 |
25% | 1002.3 | 768.6 | 780.2 | 450.3 | 227.2 | 50.0 |
50% | 581.0 | 465.5 | 515.1 | 192.9 | 79.5 | 26.6 |
75% | 247.9 | 284.9 | 294.8 | 112.8 | 47.9 | 19.4 |
90% | 105.2 | 97.3 | 149.5 | 70.5 | 32.0 | 15.2 |
Mean | 680.5 | 612.4 | 605.5 | 316.6 | 148.2 | 44.5 |
%Mean | 85.4 | 76.0 | 85.1 | 60.9 | 53.6 | 59.8 |
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 (CAZ106) |
Tonight: Mostly clear. Haze in the evening. Lows 50 to 60. Thursday: Sunny. Haze in the afternoon. Highs 77 to 92. Thursday Night: Mostly clear. Haze in the evening. Areas of smoke overnight. Lows 52 to 62. Friday: Sunny. Highs 83 to 98. Friday Night and Saturday: Mostly clear. Lows 55 to 65. Highs 86 to 101. Saturday Night through Wednesday: Mostly clear. Lows 55 to 65. Highs 86 to 101. |
Flood Impacts | |
83.0 Feet | Considerable flooding of low lying areas north of the railroad tracks in Alderpoint and Fort Seward, and around the Dobbyns creek confluence. This forecast exceeds record river levels. |
80.0 Feet | Flooding is probable in low lying areas north of the railroad tracks in alderpoint and fort seward, and around the dobbyns creek confluence. |
78.0 Feet | Minor flooding is possible in low lying areas north of the railroad tracks in Alderpoint and Fort Seward, and around the Dobbyns Creek confluence. |