Austin Creek Road near Old Duncan's Grade Road becomes impassible. Drivers must now travel across 3-Mile Bridge to Cazadero Highway to reach Highway 116.
18.5'
Un-elevated lower Austin Creek homes begin to flood, particularly along the southeast side near Austin Creek Road bridge at Old Duncan's Grade Road.
19'
Cazadero Highway at Kidd Creek impassible, Cazadero inaccessible from Guerneville.
21'
More severe flooding of un-elevated riverfront homes located downstream on southeast side near Austin Creek Road bridge. Other riverfront and floodplain homes both up and downstream are close to flooding.
27'
Predicted: Many riverfront homes throughout lower Austin Creek would flood or begin to flood, depending on elevation. Water would reach the top of the wing wall at Austin Creek Road bridge at Old Duncan's Grade Road.
32'
Predicted: Riverfront homes would be severely flooded throughout lower Austin Creek. Austin Creek Road bridge at Old Duncan's Grade Road would be flooded.
In Guerneville, Lower Mill Street floods. In Monte Rio, the Old Bohemian Highway floods.
32.5'
In Guerneville, the intersecton of Highway 116 and Neeley Road is flooded. Mays Canyon Road by the old rodeo grounds is flooded.
33'
In Guerneville, Pee Wee Golf, River Nursery, River Lumber Yard, and the intersection of Highway 116 and Drake Road flood. In Monte Rio, Willow and Alder Streets flood.
34'
In Guerneville, flooding begins at Johnson's Resort, Parker's Resort, Creekside Resort, and Riverside Park. In Northwood, Lower Redwood Drive begins to flood.
35'
Numerous businesses and residences in the lowest sections of towns within the reach are expected to flood. In Guerneville, Mill Street, lower 4th Street, lower 5th Street, and the Sonoma West Inn (formerly Brookside Lodge) at Highway 116 begin to flood. Flooding worsens at Parker's Resort and Lower Redwood Drive in Northwood.
36'
In Guerneville, lower cabins at Fern Grove Cottages and Fern Road at Highway 116 flood.
37'
In Guerneville, Mill Street and 5th Street, and River Road east of Guerneville flood. In Monte Rio, River Boulevard at Heller Street floods.
38'
In Duncan Mills, Freezeout Road at Moscow Road floods, and the intersection of Highway 116 at Cazadero Highway floods.
39'
West of Duncan Mills, Highway 116 is flooded. In Guerneville, the R3 Resort (formerly the Triple R Resort) begins to flood. In Rio Nido, Canyon 7 Road at the miniature golf course floods.
39.5'
In Guerneville, the Guerneville school yard floods. In Monte Rio, Highway 116 at D Street floods.
40'
In Guerneville, Dada's True Value Hardware and River Road start to flood. In Northwood, Upper Redwood Drive floods. In Cazadero, Austin Creek Road floods.
40.5'
In Guerneville, Timberline Restaurant (formerly Buck's Restaurant), Fife Creek Antiques, and the adjacent, former Country Tire flood; River Road closes to traffic.
41.5'
In Guerneville, Stumptown Brewery at Midway Beach floods. In Monte Rio, the main intersection floods.
42'
In Guerneville, the former Burdon's Restaurant near River Road and Morningside Drive floods. In Monte Rio, Creekside Park (formerly the Monte Rio Elementary School and Sweetwater Springs Water District administration offices) begins to flood.
43'
In Guerneville, the Surrey Resort and Gym flood, and former La Tapatia Restaurant by River Road and Fern Road flood.
44'
In Guerneville, the Safeway, and River Lane at Vacation Beach flood. Highway 116 west of town is impassible and the main business section in Guernewood Park floods. In Monte Rio, the main business sections flood. Travel in most areas nearly impossible.
45'
Much of downtown Guerneville will become inundated. Many roads will flood making travel nearly impossible throughout the region. In Monte Rio, Bartlett's Market floods.
46'
The Guerneville post office begins to flood and the main intersection of Armstrong Woods Road at Highway 116 is inundated. In Rio Nido, River Road floods.
47'
In Guerneville, businesses on the north side of Main Street flood.
48'
Over 30,000 acres of lower Russian River basin farmland is flooded.
48.5'
In Guerneville, the Veteran's Hall and the Sheriff's substation begin to flood.
Low-lying floodplain vineyards and agricultural land on both side of the channel, mostly downstream of Trenton-Healdsburg Road, begin to flood.
55'
More severe flooding occurring on adjacent agricultural lands and access roads. NWS will issue an Urban/Small Stream Advisory, if not previously issued.
59'
Trenton-Healdsburg Road begins to flood at lowest spots on right bank (north side). Portions of Wohler Road downstream also likely flooded, including Wohler Road Bridge over Mark West Creek. NWS will issue Flash Flood Warning, if not yet already issued.
65'
Major roadway inundation on Trenton-Healdburg Road, Wohler Road in the vicinity of Mark West Creek, and Eastside Road. Trenton-Healdsburg Road bridge over Mark West Creek flooded and/or backwatered. Major flooding of lowest vineyards adjacent to channels, of approximately 5-10 feet deep or more. Lower Windsor Creek also likely flooding.