CNRFC - Hydrology - Observed River/Reservoir Conditions

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

Monitor Stage: 11.0 Feet

Flood Stage: 15.0 Feet

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
Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months.
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2025*	90	2.81	Feb 14, 2025
2024*	12,100	13.43	Feb 20, 2024
2023*	24,400	17.76	Feb 25, 2023
2022*	592	4.62	Dec 23, 2021
2021*	2,710	6.96	Jan 28, 2021
Historical High Stage/Flow Events (Period of Record - Nov 1906 to Present)** - Ranked by Flow
1907	120,000	22.00	Jan 9, 1907
1969*	80,000	24.20	Jan 25, 1969
1914	75,000	13.00	Jan 25, 1914
1978*	63,200	16.80	Mar 04, 1978
1938	45,000	29.30	Mar 03, 1938
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: Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 40s to around 50. Southwest winds 15 to 25 mph.

Tuesday: A slight chance of showers in the morning, then rain with a slight chance of thunderstorms in the afternoon. Highs in the mid 50s to around 60. Southwest winds 15 to 25 mph.

Tuesday Night: Rain with a chance of thunderstorms in the evening, then rain with a slight chance of thunderstorms after midnight. Lows in the 40s to around 50. Southwest winds 20 to 30 mph.

Wednesday: Mostly cloudy with a chance of rain in the morning, becoming partly cloudy with a slight chance of rain in the afternoon. Highs in the lower to mid 50s. Northwest winds 15 to 25 mph. Chance of precipitation 50 percent.

Wednesday Night: Partly cloudy with a slight chance of rain in the evening, becoming mostly cloudy with a chance of rain after midnight. Lows in the upper 30s and 40s. Northwest winds around 15 mph in the evening. Chance of precipitation 40 percent.

Thursday: Rain likely. Highs in the lower to mid 50s. Chance of precipitation 70 percent.

Thursday Night: Mostly cloudy in the evening then partly cloudy. A 50 percent chance of rain. Lows in the 30s to around 40.

Friday: Mostly cloudy in the morning then partly cloudy. A 30 percent chance of rain. Highs in the mid 50s to around 60.

Friday Night: Partly cloudy with a 20 percent chance of rain. Lows in the mid 30s to around 40.

Saturday: Mostly cloudy with a 20 percent chance of rain. Highs in the lower 60s.

Saturday Night: Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the lower to mid 40s. Chance of precipitation 30 percent.

Sunday: Mostly cloudy with a 50 percent chance of rain. Highs in the lower to mid 60s.

Sunday Night: Mostly cloudy with a 50 percent chance of rain. Lows in the mid 40s to around 50.

Monday: Rain likely in the morning, then a chance of rain in the afternoon. Highs in the lower to mid 60s. Chance of precipitation 60 percent.

Flood Impacts
24.0 Feet	Moderate flooding along river threatens farms and the city of lompoc.
15.0 Feet	Flooding is a threat to lower lompoc, especially around Floradale Ave.
13.0 Feet	Flooding threatens agricultural land and outlying grounds of federal prison.

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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