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| Latitude: 38.50º N | Longitude: 123.00º W | Elevation: 65 Feet | |||
| Location: Sonoma County in California | Bulletin Group: Russian Napa | River Group: Russian Napa | |||
| Issuance Time: | May 08, 2025 at 8:51 AM PDT |
| Action/Monitor: 29.0 Feet | Minor Flood: 32.0 Feet | Moderate Flood: 35.0 Feet | Major Flood: 40.0 Feet |
| Please Note: | Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty. |
| Short-Range Peak Exceedance Plot Product Info. | CSV Ensemble Files (Data in kcfs): Forecast Group | GUEC1 | ||||||||||||||||||||||||||||||||||
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| Location Photographs | ||
| ESRI™ Locator Map |
| Flood Impacts | |
| 49.5 Feet | Flood of record. 2/18/1986 (102,000cfs). |
| 48.5 Feet | Near record flooding. In Guerneville the Veterans building and the Sheriffs substation begin to flood. |
| 47.0 Feet | In Guerneville businesses on the north side of Main Street flood. Travel most areas impossible. |
| 46.0 Feet | Disastrous flooding. In Guerneville much of downtown floods. The Guerneville post office begins to flood. In Rio Nido, River Road floods. |
| 45.0 Feet | Disastrous flooding is forecast to occur along the lower Russian River. Much of downtown Guerneville will become inundated. Many roads will flood making travel nearly impossible throughout the reach. |
| 44.0 Feet | In Guerneville HWY 116 west of town closed. Safeway floods. In Monte Rio and Guerneville Park the main business sections flood. Travel in most areas nearly impossible. |
| 41.5 Feet | In Guerneville, River Road closed. In Monte Rio the main intersections flood. Monte Rio Elementary School begins to flood. |
| 40.0 Feet | Major flooding is expected along the Russian River. In Guerneville travel on River Road becomes very difficult. In Northwood upper Redwood Drive floods. In Cazadero Austin Creek Road floods. |
| 39.0 Feet | West of Duncan Mills HWY 116 is closed. In Hacienda River Road floods. In Rio Nido Canyon 7 Road at the miniture golf course floods. In Guerneville the Triple R Resort begins to flood. |
| 38.0 Feet | In Duncan Mills Freezeout Road at Moscow Road floods. In Guerneville Park Cazadero Road at HWY 116 floods. |
| 37.0 Feet | In Forestville Mirabel Road at River Road floods. In Guerneville River Road east of Guerneville floods. Mill Street and 5th Street flood. In Monte Rio River Blvd east of Monte Rio floods. |
| 36.0 Feet | In Forestville Mirabel Park Resort and Mirabel trailer park flood. In Guerneville Fern Road at HWY 116 floods. |
| 35.0 Feet | Moderate flooding is forecast along the lower Russian River. Numerous businesses and residences in the lowest sections of towns within the reach are expected to flood. In Guerneville Brookside Resort begins to flood. More extensive flooding occurs at Parkers Resort. In Northwood lower Redwood Drive floods. |
| 34.0 Feet | In Guerneville flooding begins at Johnsons Resort, Parkers Resort, Creekside Resort and Riverside Park. In Northwood lower Redwood Drive begins to flood. |
| 33.0 Feet | In Guerneville the intersection of HWY 116 and Drake Rd is closed. In Monte Rio Willow and Alder Streets flood. In Forestville Mirabel trailer park begins to flood. |
| 32.5 Feet | In Guerneville the intersecton of HWY 116 and Neeley Rd is closed. Mays Canyon Rd by the old rodeo grounds is closed. |
| 32.0 Feet | Flood stage. Minor flooding. Lower Mill Street in Guerneville and Old Bohemian Highway in Monte Rio are expected to flood. |
| 29.0 Feet | Monitor stage. |
| Official 7 Day National Weather Service Forecast (CAZ506) |
| rest of Tonight: Mostly clear. Lows in the 40s to upper 50s. West winds 10 to 20 mph. Friday: Sunny. Highs in the mid 70s to upper 80s. Southwest winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon. Friday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the 40s to upper 50s. West winds 10 to 20 mph and Becoming 5 to 10 mph after midnight. Saturday: Partly cloudy in the morning then becoming sunny. Highs in the 70s to 80s. West winds up to 5 mph increasing to 10 to 15 mph in the afternoon. Saturday Night: Mostly clear. Lows in the lower 50s. West winds 5 to 15 mph. Sunday: Partly cloudy in the morning then becoming sunny. Highs in the lower 60s to mid 70s. Sunday Night: Mostly clear in the evening then becoming partly cloudy. A slight chance of rain. Lows in the mid 40s to lower 50s. Monday: Mostly cloudy. A chance of rain. Highs in the 50s to mid 60s. Monday Night: Partly cloudy. A slight chance of rain. Lows in the mid 40s to lower 50s. Tuesday through Wednesday Night: Mostly clear. Highs in the 60s to 70s. Lows in the 40s to lower 50s. Thursday: Partly cloudy. Highs in the mid 60s to upper 70s. |
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