CNRFC - Hydrology - River Guidance - Graphical RVF

RUSSIAN RIVER - HEALDSBURG (HEAC1)

Latitude: 38.61º N	Longitude: 122.84º W	Elevation: 77 Feet
Location: Sonoma County in California

Monitor Stage: 20.0 Feet

Flood Stage: 23.0 Feet

Historical Info	Peak Discharge	Stage	Date
Period of Record	73,000 cfs	26.23 feet	Jan 09, 1995
Dec 1996 - Jan 1997	65,700 cfs	24.61 feet	Jan 01
1995	73,000 cfs	26.23 feet	Jan 09
Feb 1986	71,100 cfs	25.81 feet	Feb 17

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

Regional Location Map		Gage Station Location Map

Official 7 Day National Weather Service Forecast (CAZ506)

Tonight: Clear. Lows in the mid 30s to lower 40s. North winds around 5 mph.

Tuesday: Sunny. Highs in the 60s. Northwest winds up to 5 mph.

Tuesday Night: Mostly clear. Lows near 40. Light winds.

Wednesday: Sunny. Highs in the mid 60s to lower 70s. North winds up to 5 mph.

Wednesday Night: Clear. Lows near 40. Northwest winds around 5 mph in the evening and becoming light.

Thanksgiving Day: Mostly sunny. Highs in the lower to mid 60s.

Thursday Night: Partly cloudy. A chance of rain. Lows in the lower 40s.

Friday: Partly cloudy. Highs around 60.

Friday Night through Monday: Mostly clear. Lows in the upper 30s to mid 40s. Highs near 60.

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.