Web Portal Changes:

• AHPS - water.weather.gov- Scheduled operations ends on Tuesday, May 28th, 2024
• Please see water.noaa.gov/.  Bookmark it NOW!  The pages will automatically redirect to water.noaa.gov until May 28, 2025.
• To go to a specific gauge location  - use water.noaa.gov/gauges/NWSLI - where NWSLI is the five character ID of your favorite location.
• Other Important URL changes - Service Change Notice 24-29 

Please visit https://www.weather.gov/owp/operations for more information.

Weather Forecast Office San Francisco Bay Area, CA

California Nevada River Forecast Center

Hydrograph

River at a Glance

Download

Auto Refresh: OFF

Printable Image About this graph Tabular Data (UTC) Tabular Data (PDT) Datum: Not Available Metadata

NOTE: Graphical forecasts are not available for the Canoas Creek at Almaden Expressway. During times of high water, forecast crest information can be found in the text products.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Flood Categories (in feet) Major Flood Stage: 16 Moderate Flood Stage: 15 Flood Stage: 13.5 Action Stage: 9.5 Low Stage (in feet): -9999 Historic Crests Currently none available. Recent Crests Currently none available. Low Water Records Currently none available.

Zoom Level:16 Legend FEMA Layer Gauge Location Disclaimer Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
17	Major Flooding: Disasterous flooding traveling northward from Canoas Creek overbanking. CA-87 flooded under Almaden Expressway. Almaden Terrace Apartments, Guadalupe Almaden Neighborhood, and Northern Cross Neighborhood inundated. Water may cross east of CalTrain Railroad Tracks and continue through the industrial and commercial area bounded by Curtner/Tully and Barnard Avenue towards Monterey Road. If flooding is sustained, floodwaters will flow further north along 1st street, flooding surrounding neighbor
16	Major Flooding: Entire Garden Neighborhood is inundated. Mill Pond Neighborhood is inundated. Area west of CA-87, South of Curtner and East of Almaden flooding. Water travelling north of Curtner.
15	Moderate Flooding: Significant flooding in the Canoas Garden Neighborhood. Homes to the south of Canoas Creek along Nightingale are inundated. Water flows north along streets towards Curtner and Almaden Expressway. Mill Pond at risk.
13.5	Minor Flooding: Overtopping occurs upstream of Nightingale Drive behind private residences and upstream of the culvert. Waters flow along streets to the north and south.
9.5	Action Stage: Calero Avenue and Blossom Hill Road possible weak points for debris and street flooding. Creek can be heavily influenced by Guadalupe River when flow is above 2000 cfs (7'-7.5' stage at Almaden Expressway) causing backwater conditions.

About This Location

Latitude: 37.288500° N, Longitude: 121.881200° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 13.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps Vertical Datum Elevation (gauge height = 0) Elevation (gauge height = flood stage) Elevation information source NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary California Data Exchange Center Most Recent Scheduled Reservoir Releases USGS Real-time Data for California USGS - Western Region Geologic Information Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Snow Information

Collaborative Agencies The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here. NWS Information National Weather Service San Francisco Bay Area Weather Forecast Office 21 Grace Hopper Ave, Stop 5 Monterey, CA 93943-5505 (831) 656-1725 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:27 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities