National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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RUSSIAN RIVER - HEALDSBURG (HEAC1)
Latitude: 38.61º NLongitude: 122.84º WElevation: 77 Feet
Location: Sonoma County in CaliforniaRiver Group: Russian Napa
Issuance Time: Jul 26 2021 at 7:44 AM PDTNext Issuance: Jul 27 2021 at 9:00 AM PDT
Monitor Stage: 20.0 FeetFlood Stage: 23.0 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2020*
7,050
7.63
Dec 7, 2019
2019*
67,300
26.84
Feb 27, 2019
2018*
10,800
9.76
Mar 22, 2018
2017*
42,500
20.32
Jan 11, 2017
2016*
19,300
13.22
Jan 18, 2016
 Historical High Stage/Flow Events (Period of Record - Oct 1939 to Present) - Ranked by Flow
1995*
73,000
26.23
Jan 9, 1995
1965*
71,300
27.00
Dec 23, 1964
1986*
71,100
25.81
Feb 17, 1986
2019*
67,300
26.84
Feb 27, 2019
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 late in the evening then becoming mostly cloudy. A slight chance of thunderstorms. Patchy fog after midnight. Lows in the 50s. Southwest winds 10 to 20 mph.

Tuesday: Mostly cloudy in the morning then becoming partly cloudy. A slight chance of thunderstorms. Highs in the mid 70s to lower 90s. South winds 5 to 10 mph and becoming southwest 10 to 20 mph in the afternoon.

Tuesday Night: Mostly clear. Lows in the lower 50s to mid 60s. West winds 10 to 20 mph and becoming 5 to 10 mph after midnight.

Wednesday: Sunny in the morning then becoming partly cloudy. Highs in the upper 70s to lower 90s. Southwest winds 5 to 15 mph. Gusts up to 30 mph in the afternoon.

Wednesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s to mid 60s. West winds 10 to 20 mph and becoming 5 to 10 mph after midnight.

Thursday: Partly cloudy in the morning then becoming sunny. Highs in the upper 70s to lower 90s.

Thursday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower 50s to mid 60s.

Friday: Partly cloudy in the morning then becoming sunny. Highs in the upper 70s to lower 90s.

Friday Night through Saturday Night: Partly cloudy. Lows in the 50s to lower 60s. Highs in the 70s to 80s.

Sunday through Monday: Mostly clear. Highs in the lower 70s to mid 80s. Lows in the upper 40s to mid 50s.
Impacts - E19 Information
23.0 FeetMinor flooding of banks in rural areas and farm land along the reach of the gage.
25.0 FeetMinor flooding continues. Low-lying areas south of US 101 begin to flood.
27.0 FeetModerate flooding begins along the reach. Some secondary roads south of US 101 begin to flood.
29.0 FeetMajor 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 FeetMajor 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.