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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 11 2018 at 12:23 PM PST | Next Issuance: | Dec 12 2018 at 9:00 AM 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 Tonight: Partly cloudy. Patchy fog. Lows in the mid 30s to upper 40s. Northwest winds 10 to 20 mph. Wednesday: Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs near 60. Northwest winds 10 to 20 mph. Wednesday Night: Mostly clear. Lows in the 30s to 40s. Northwest winds 10 to 15 mph and becoming southeast after midnight. Thursday: Partly cloudy in the morning then becoming sunny. Highs in the 50s to mid 60s. Southeast winds 10 to 20 mph. Thursday Night: Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain after midnight. Lows in the mid 30s to upper 40s. Southeast winds 10 to 20 mph. Chance of rain 20 percent. Friday: Rain likely. Highs in the mid 50s to lower 60s. 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 to lower 60s. Saturday Night: Mostly cloudy. A chance of rain. Lows in the upper 30s to lower 50s. Sunday: Rain. Highs in the 50s to lower 60s. Sunday Night: Rain likely. Lows in the upper 30s to lower 50s. Monday and Monday Night: Mostly cloudy. A chance of showers. Highs in the 50s. Lows in the upper 30s to lower 50s. Tuesday: Mostly cloudy. A slight chance of showers. Highs in the mid 50s to lower 60s. |
| 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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