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



ALAMEDA CREEK - SUNOL (AWEC1)
Latitude: 37.54º NLongitude: 121.86º WElevation: 300 Feet
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Nov 17, 2025 at 2:20 PM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Threshold Exceedance Plot                  Product Information        CSV Ensemble Files (Data in kcfs):  Forecast Group  |  AWEC1

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Verification / Historical Plots
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Official 7 Day National Weather Service Forecast   (CAZ515)
Today: Partly cloudy in the morning then becoming sunny. Highs in the upper 50s. Northeast winds 5 to 10 mph and becoming west in the afternoon.

Tonight: Partly cloudy. Lows in the mid 40s. Southwest winds around 10 mph.

Wednesday: Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 50s. South winds 5 to 10 mph.

Wednesday Night: A chance of rain in the evening, then rain after midnight. Lows around 50. South winds 10 to 15 mph.

Thursday: Rain in the morning, then a chance of rain in the afternoon. Highs in the lower 50s. South winds 5 to 10 mph.

Thursday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s.

Friday: Sunny. Highs in the upper 50s.

Friday Night: Clear. Lows in the mid 40s.

Saturday and Saturday Night: Mostly clear. Highs in the upper 50s. Lows in the mid 40s.

Sunday: Partly cloudy. Highs in the upper 50s.

Sunday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s.

Monday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 50s.