CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

SAN LORENZO CREEK - HAYWARD (LRZC1)

Latitude: 37.69º N	Longitude: 122.06º W	Elevation: 133 Feet
Location: Alameda County in California		Bulletin Group: Central Coast		River Group: South Bay

Issuance Time:

Jul 26 2024 at 7:17 AM PDT

Next Issuance:

Jul 27 2024 at 9:00 AM PDT

Monitor Stage: 20.85 Feet

Flood Stage: 24.6 Feet

Plot Type:

Please Note: 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.

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

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
33.0 Feet	Major Flooding. Homes and local roadways inundated with several feet of water.
29.64 Feet	Moderate Flooding. Homes and roadways adjacent to the creek in this location begin to flood.
24.64 Feet	Minor Flooding. At 24.64 feet, flooding may have begun downstream at the San Lorenzo Creek near San Lorenzo stream gage. NWS will issue Flash Flood Warning if not already issued.
20.85 Feet	Monitor stage. At 20.85 feet the San Lorenzo Creek near San Lorenzo gage downstream is close to flooding. NWS will issue a Flash Flood Watch if not already issued.

Official 7 Day National Weather Service Forecast (CAZ508)

Rest of Tonight: Partly cloudy late in the evening then becoming mostly cloudy. Lows in the upper 50s. West winds 10 to 20 mph.

Saturday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s to lower 70s. West winds 10 to 20 mph.

Saturday Night: Mostly cloudy. Lows in the upper 50s. West winds 10 to 20 mph.

Sunday: Mostly cloudy in the morning then becoming sunny. Highs in the 60s to upper 70s. Southwest winds 5 to 10 mph and becoming west 10 to 20 mph in the afternoon.

Sunday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. West winds 10 to 20 mph and becoming southwest 5 to 10 mph after midnight.

Monday: Mostly cloudy in the morning then becoming sunny. Highs in the 60s to upper 70s.

Monday Night: Partly cloudy in the evening then becoming mostly cloudy. A slight chance of drizzle. Lows around 60.

Tuesday through Friday: Partly cloudy. Highs in the 70s to lower 80s. Lows near 60.

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 San Francisco Bay Area-Monterey 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.

NWS RSS Feed

Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.