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



SAN LORENZO CREEK - HAYWARD (LRZC1)
Latitude: 37.69º NLongitude: 122.06º WElevation: 133 Feet
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Jul 10, 2025 at 8:26 AM PDT
Action/Monitor: 20.85 FeetMinor Flood: 24.6 FeetModerate Flood: 29.64 FeetMajor Flood: 33.0 Feet
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Short-Range Peak Exceedance Plot   Product Info.   CSV Ensemble Files (Data in kcfs): Forecast Group | LRZC1
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Official 7 Day National Weather Service Forecast   (CAZ508)
rest of Tonight: Mostly clear late in the evening then becoming partly cloudy. Lows in the upper 50s. West winds 5 to 10 mph.

Friday: Partly cloudy in the morning then becoming sunny. Highs in the 70s to mid 80s. West winds 5 to 15 mph.

Friday Night: Mostly clear. Lows in the upper 50s. West winds 5 to 15 mph.

Saturday: Partly cloudy in the morning then becoming sunny. Highs in the lower 70s to mid 80s. Southwest winds 5 to 10 mph and Becoming west 10 to 20 mph in the afternoon.

Saturday Night: Clear in the evening then becoming partly cloudy. Lows in the mid 50s to lower 60s. West winds 10 to 20 mph.

Sunday: Mostly cloudy in the morning then becoming sunny. Highs in the 70s to lower 80s.

Sunday Night: Clear in the evening then becoming partly cloudy. Lows in the mid 50s to lower 60s.

Monday through Thursday: Partly cloudy. Highs in the 70s to lower 80s. Lows in the upper 50s.