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

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SANTA YNEZ RIVER - LOS LAURELES (LLYC1)
Latitude: 34.54º NLongitude: 119.86º WElevation: 788 Feet
Location: Santa Barbara County in CaliforniaBulletin Group: Southern CaliforniaRiver Group: Southern California
Issuance Time: Dec 26 2025 at 8:45 AM PSTNext Issuance: Dec 26 2025 at 3:00 PM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

Please Note:
1) 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.

2) At extremely low river flows, the "Observed (Raw Data)" may show readings below the lower end of the available rating table, while the "Observed (Simulated)" will only show values at the bottom of the rating table, creating a potential discrepancy between the two readings.
Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View US Geological Survey (USGS) Data for this station location.

Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ348)
Tonight: Mostly cloudy. Lows in the mid 30s to lower 40s.

Saturday: Partly cloudy in the morning then sunny. Highs in the mid 50s to around 60. North winds around 15 mph in the afternoon.

Saturday Night: Mostly clear. Lows in the mid 30s to around 40.

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

Sunday Night: Mostly clear. Lows in the mid 30s to lower 40s.

Monday: Sunny. Highs in the mid to upper 60s.

Monday Night: Mostly clear. Lows in the upper 30s to mid 40s.

Tuesday: Sunny. Highs in the mid 60s to around 70.

Tuesday Night: Partly cloudy. Lows in the 40s to around 50.

Wednesday: Mostly cloudy. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the mid 60s to around 70. Chance of precipitation 40 percent.

Wednesday Night: A chance of showers in the evening, then showers likely after midnight. Lows in the mid 40s to around 50. Chance of precipitation 60 percent.

New Years Day: Showers likely. Highs in the lower to mid 60s. Chance of precipitation 60 percent.

Thursday Night: Showers likely in the evening, then a chance of showers after midnight. Lows in the mid 40s to around 50. Chance of precipitation 60 percent.

Friday: Showers likely in the morning, then a chance of showers in the afternoon. Highs in the upper 50s to mid 60s. Chance of precipitation 60 percent.
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.