Rivers in California

Guadalupe River (CA) above Almaden Expressway

Santa Clara County, CaliforniaNWS GUDC1Monterey office

Below flood stage
2.65ftStage

Observed Sun, Sep 27, 6:15 PM PDT

Flood stage
10.50 ft
Forecast crest
2.65 ftSun, Sep 27, 7:00 PM PDT
Record crest
11.73 ft1995

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood12.00 ft
Moderate flood11.00 ft
Minor flood10.50 ft
Action9.00 ft
  1. 12.00 ftMajor Flood Stage. Flooding continues to spill near Alam Avenue, flowing northward and crossing east under Willow Street and Alma Avenue viaducts, continuing to flow north. Overbanking occurs at Atlanta Avenue just upstream of CA87. The Willow Glen Neighborhood bounded by Willow Street and Minnesota Avenue see overland flooding. Overbanking occurs in various locations between Alma Avenue and Willow Glen Way. Potential flooding on Ross and Canoas Creeks due to high backwater caused by Guadalupe River.
  2. 11.73 ftHistorical High Water - January 1995
  3. 11.00 ftModerate Flood Stage. River continues to overtop upstream of Alma Avenue Bridge into the Elks Lodge, spilling north along Lelong Street. Alma Avenue/CA87 viaduct is flooded. Creek overbanks west near Minnesota Avenue downstream of Alma Avenue. Properties south of the old UPRR alignment in the Northern Cross Neighborhood also at risk.
  4. 10.50 ftMinor Flood Stage. River begins to overtop upstream of Alma Avenue Bridge into the Elks Lodge, spilling north , as well as near the RxR on the east bank.
  5. 9.00 ftAction Stage: Additional flow from Canoas Creek watershed or increased reservoir spills may bring river to flood stage.

Crest history

58 crests on NOAA’s list since 1980.

#DateStage
1January 9, 199511.73 ft
2February 3, 199810.50 ft
3March 10, 19959.64 ft
4January 16, 20199.15 ft
5January 24, 19839.03 ft
6January 9, 20239.01 ft
7January 14, 20238.99 ft
8January 16, 20238.63 ft
9February 19, 19868.52 ft
10February 19, 19868.52 ft
11December 16, 20028.24 ft
12February 7, 19988.15 ft
13October 19, 20048.14 ft
14January 5, 20238.09 ft
15February 20, 20178.00 ft
16March 31, 19827.93 ft
17December 31, 20227.86 ft
18February 6, 19987.75 ft
19December 25, 20257.75 ft
20January 1, 20047.74 ft
21February 13, 20257.36 ft
22February 4, 20247.31 ft
23January 26, 19977.30 ft
24December 14, 20247.23 ft
25January 2, 19977.13 ft

Most recent crests

  • December 25, 2025: 7.75 ft
  • February 13, 2025: 7.36 ft
  • December 14, 2024: 7.23 ft
  • February 4, 2024: 7.31 ft
  • January 16, 2023: 8.63 ft
  • January 14, 2023: 8.99 ft
  • January 9, 2023: 9.01 ft
  • January 5, 2023: 8.09 ft
  • December 31, 2022: 7.86 ft
  • December 24, 2021: 6.14 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the California Nevada River Forecast Center. Forecasts are issued routinely year-round.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.