CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

MARK WEST CREEK - MIRABEL HEIGHTS (MWEC1)

Latitude: 38.49º N	Longitude: 122.85º W	Elevation: 50 Feet
Location: Sonoma County in California		Bulletin Group: Russian Napa		River Group: Russian Napa

Issuance Time:

Jul 26 2024 at 7:17 AM PDT

Next Issuance:

Jul 27 2024 at 9:00 AM PDT

Monitor Stage: 50.5 Feet

Flood Stage: 55.0 Feet

Plot Type:

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

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

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
65.0 Feet	Major Flooding. Major roadway inundation on Trenton-Healdburg Road, Wohler Road in the vicinity of Mark West Creek, and Eastside Road. Trenton-Healdsburg Road bridge over Mark West Creek flooded and/or backwatered. Major flooding of lowest vineyards adjacent to channels, of approximately 5-10 feet deep or more. Lower Windsor Creek also likely flooding.
59.0 Feet	Moderate Flooding. Trenton-Healdsburg Road begins to flood at lowest spots on right bank (north side). Portions of Wohler Road downstream also likely flooded, including Wohler Road Bridge over Mark West Creek. NWS will issue Flash Flood Warning, if not yet already issued.
55.0 Feet	Minor Flooding. More severe flooding occurring on adjacent agricultural lands and access roads. NWS will issue an Urban/Small Stream Advisory, if not yet already issued.
50.5 Feet	Monitor Stage. Low-lying floodplain vineyards and agricultural land on both side of channel, mostly downstream of Trenton-Healdsburg Road, begin to flood.

Official 7 Day National Weather Service Forecast (CAZ506)

Rest of Tonight: Partly cloudy late in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 40s to mid 50s. Southwest winds 10 to 20 mph.

Saturday: Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. A slight chance of drizzle in the morning. Highs in the mid 60s to upper 70s. Southwest winds 10 to 20 mph.

Saturday Night: Mostly clear in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows in the upper 40s to mid 50s. Southwest winds 5 to 15 mph.

Sunday: Mostly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs in the mid 60s to lower 80s. South winds 5 to 10 mph and becoming southwest 10 to 20 mph in the afternoon.

Sunday Night: Mostly clear in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows in the 40s to upper 50s. Southwest winds 10 to 20 mph and becoming 5 to 10 mph after midnight.

Monday: Mostly cloudy in the morning then becoming sunny. Areas of fog. Highs in the upper 60s to lower 80s.

Monday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the 50s.

Tuesday: Partly cloudy in the morning then becoming sunny. Highs in the lower 70s to mid 80s.

Tuesday Night through Wednesday Night: Mostly clear except patchy fog. Lows in the 50s to lower 60s. Highs in the mid 70s to upper 80s.

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

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

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

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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