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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: | Dec 10 2018 at 8:15 AM PST | Next Issuance: | Dec 10 2018 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) |
| Today: Mostly cloudy in the morning then becoming partly cloudy. Scattered showers in the morning. Highs in the mid 50s to lower 60s. Northwest winds 5 to 10 mph and becoming west 10 to 20 mph in the afternoon. Tonight: Mostly clear. Lows in the 30s to 40s. Northwest winds 10 to 20 mph. Tuesday: Sunny in the morning then becoming partly cloudy. Highs in the mid 50s to lower 60s. West winds 10 to 20 mph. Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s to lower 50s. Northwest winds 10 to 20 mph. Wednesday: Partly cloudy. Highs in the upper 50s to mid 60s. West winds 5 to 15 mph. Wednesday Night: Partly cloudy. Lows in the 30s to 40s. Thursday: Partly cloudy. Highs in the mid 50s to lower 60s. Thursday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to upper 40s. Friday: Rain likely. Highs in the 50s. Friday Night: Mostly cloudy. A chance of rain. Lows in the mid 30s to upper 40s. Saturday: Mostly cloudy. A slight chance of rain. Highs in the 50s. Saturday Night: Mostly cloudy. A chance of rain. Lows in the upper 30s to lower 50s. Sunday: Rain likely. Highs in the 50s. |
| 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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