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| Latitude: 38.61º N | Longitude: 122.84º W | Elevation: 77 Feet | |
| Location: Sonoma County in California | River Group: Russian Napa | ||
| Issuance Time: | Feb 15 2019 at 8:50 AM PST | Next Issuance: | Feb 15 2019 at 3:00 PM PST |
| Monitor Stage: 20.0 Feet | Flood Stage: 23.0 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 | |||
2017* |
42,500 |
20.32 |
Jan 11, 2017 |
2016* |
19,300 |
13.22 |
Jan 18, 2016 |
2015* |
42,800 |
20.28 |
Dec 11, 2014 |
2014* |
8,090 |
8.35 |
Feb 9, 2014 |
2013* |
28,600 |
16.53 |
Dec 23, 2012 |
| Historical High Stage/Flow Events (Period of Record - Oct 1939 to Present) | |||
1995* |
73,000 |
26.23 |
Jan 9, 1995 |
1965* |
71,300 |
27.00 |
Dec 23, 1964 |
1986* |
71,100 |
25.81 |
Feb 17, 1986 |
1997* |
65,700 |
24.61 |
Jan 01, 1997 |
| * Discharge affected by regulation or diversion | |||
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ506) |
| Rest of Today: Breezy. Showers and a slight chance of thunderstorms. Some thunderstorms may produce small hail. Highs in the mid 40s to lower 50s. Southwest winds 20 to 30 mph and Becoming west 10 to 20 mph in the afternoon. Tonight: A slight chance of thunderstorms in the evening. Showers likely. Some thunderstorms may produce small hail in the evening. Lows in the upper 30s to mid 40s. Southwest winds 10 to 20 mph. Saturday: Mostly cloudy. A chance of showers. Highs in the mid 40s to lower 50s. West winds 10 to 20 mph. Saturday Night: Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers. Lows in the 30s to lower 40s. Northwest winds 10 to 20 mph. Chance of showers 20 percent. Sunday: Mostly cloudy in the morning then becoming partly cloudy. A slight chance of showers. Highs in the upper 40s to mid 50s. Northwest winds 5 to 15 mph. Chance of showers 20 percent. Sunday Night: Partly cloudy. Lows in the 30s to lower 40s. Washingtons Birthday and Monday Night: Mostly clear. Highs in the 50s. Lows in the 30s to lower 40s. Tuesday and Tuesday Night: Partly cloudy. Highs in the 50s. Lows in the 30s to mid 40s. Wednesday through Thursday: Partly cloudy. A slight chance of showers. Highs in the upper 40s to mid 50s. Lows in the mid 30s to lower 40s. |
| Impacts - E19 Information | |
| 23.0 Feet | Minor flooding of banks in rural areas and farm land along the reach of the gage. |
| 25.0 Feet | Minor flooding continues. Low-lying areas south of US 101 begin to flood. |
| 27.0 Feet | Moderate flooding begins along the reach. Some secondary roads south of US 101 begin to flood. |
| 29.0 Feet | Major flooding begins along the reach. Homes, businesses, and secondary roads in the lowest sections of Healdsburg begin to flood. Lower portions of the Alexander Valley begin to flood. |
| 30.0 Feet | Major flooding continues. Extensive flooding begins in the agricultural sections of the Alexander Valley. |
| 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 San Francisco Bay Area-Monterey 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. |
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