CNRFC - Hydrology - River Guidance - Graphical RVF

SANTA YNEZ RIVER - NARROWS (NRWC1)

Latitude: 34.64º N	Longitude: 120.42º W	Elevation: 85 Feet
Location: Santa Barbara County in California		River Group: Southern California

Issuance Time:

Mar 20 2023 at 2:54 PM PDT

Next Issuance:

Mar 21 2023 at 9:00 AM PDT

Monitor Stage: 11.0 Feet

Flood Stage: 15.0 Feet

Plot Type:

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

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2021*	2,710	6.96	Jan 28, 2021
2020*	1,710	6.47	Apr 6, 2020
2019*	4,470	8.87	Feb 2, 2019
2018*	213	4.08	Mar 22, 2018
2017*	8,580	11.34	Feb 17, 2017
Historical High Stage/Flow Events (Period of Record - Nov 1906 to Present)** - Ranked by Flow
1969*	80,000	24.20	Jan 25, 1969
1978*	63,200	16.80	Mar 04, 1978
2001*	42,300	20.56	Mar 06, 2001
1983*	42,300	14.50	Mar 01, 1983
* Discharge affected by regulation or diversion
** Most recent continuous record back to Oct 1980 with segmented periods back to Nov 1906

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ347)

Tonight: A slight chance of rain in the evening, then rain after midnight. Lows in the mid 40s. Southeast winds 20 to 30 mph after midnight.

Tuesday: Rain, heavy at times. A slight chance of thunderstorms in the afternoon. Highs in the mid to upper 50s. Southeast winds 25 to 35 mph with gusts to 55 mph.

Tuesday Night: Rain. A slight chance of thunderstorms in the evening. Lows in the mid 40s. Southwest winds 15 to 25 mph with gusts to 35 mph in the evening.

Wednesday: Rain likely in the morning, then a chance of rain in the afternoon. Highs in the lower to mid 50s. Southwest winds 15 to 25 mph. Chance of precipitation 70 percent.

Wednesday Night: Mostly cloudy. A 20 percent chance of rain in the evening. Lows in the mid 40s. Northwest winds around 15 mph.

Thursday: Mostly cloudy in the morning then partly cloudy. Highs in the mid 50s to around 60.

Thursday Night: Mostly clear. Lows in the lower 40s.

Friday: Sunny. Highs in the mid 50s to around 60.

Friday Night: Mostly clear. Lows around 40.

Saturday: Sunny. Highs in the mid 50s to around 60.

Saturday Night: Mostly clear. Lows in the mid to upper 30s.

Sunday: Sunny. Highs in the mid 50s to around 60.

Sunday Night: Mostly clear. Lows around 40.

Monday: Partly cloudy with a 20 percent chance of rain and thunderstorms. Highs in the mid 50s to around 60.

Impacts - E19 Information
13.0 Feet	Agricultural land and outlying federal prison ground innundated.
15.0 Feet	Floods Floradale Avenue and bridge, low-lying areas in and around Lompoc. Flooding and erosion threaten agricultural land and livestock. Hazardous to low-water crossings.
24.2 Feet	In 1969, flood waters filled the Santa Ynez Valley. Refugio, Alisal Rd, Florandale Ave, FCI, and Surf Bridges washed out, 13 St Bridge damaged. Buellton/Solvang - damage to ranches, sewage treatment plant; levees, gravel plant destroyed. Lompoc - Flooding at H St Bridge, sewer treatment plant, S. Vandenburg AFB, and Lompoc Airport.

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 Los Angeles-Oxnard 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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