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GUADALUPE RIVER - SAN JOSE AT ALMADEN EXPRESSWAY (GUDC1)
| Latitude: 37.28º N | Longitude: 121.88º W | Elevation: 150 Feet | | Forecast Type: Official Location |
| Location: Santa Clara County in California | Bulletin Group: Central Coast | River Group: South Bay |
| Issuance Time: | Nov 13 2026 at 2:16 PM PST | Next Issuance: | Nov 14 2026 at 9:00 AM PST
| |
| Action: 9.0 Feet | Minor Flood: 10.5 Feet | Moderate Flood: 11.5 Feet | Major Flood: 15.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Guadalupe River - San Jose at Almaden Exprwy (GUDC1)
#
# File Generation Time: 11/13/2026 at 02:16 PM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 11/13/2026 at 01:00 PM PST
# Maximum Observed Stage: 3.24 Feet
# Maximum Observed Flow: 23 cfs
#
# Earliest Date & Time of Maximum Forecast: 11/13/2026 at 05:00 PM PST
# Maximum Forecast Stage: 4.40 Feet
# Maximum Forecast Flow: 176 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
11/08/2026 02 PM PST 2.81 4 Normal
11/08/2026 03 PM PST 2.81 4 0 Normal
11/08/2026 04 PM PST 2.81 4 0 Normal
11/08/2026 05 PM PST 2.81 4 0 Normal
11/08/2026 06 PM PST 2.81 4 0 Normal
11/08/2026 07 PM PST 2.81 4 0 Normal
11/08/2026 08 PM PST 2.81 4 0 Normal
11/08/2026 09 PM PST 2.81 4 0 Normal
11/08/2026 10 PM PST 2.81 4 0 Normal
11/08/2026 11 PM PST 2.81 4 0 Normal
11/09/2026 12 AM PST 2.81 4 0 Normal
11/09/2026 01 AM PST 2.81 4 0 Normal
11/09/2026 02 AM PST 2.81 4 0 Normal
11/09/2026 03 AM PST 2.80 4 - Normal
11/09/2026 04 AM PST 2.81 4 + Normal
11/09/2026 05 AM PST 2.81 4 0 Normal
11/09/2026 06 AM PST 2.82 4 + Normal
11/09/2026 07 AM PST 2.82 4 0 Normal
11/09/2026 08 AM PST 2.81 4 - Normal
11/09/2026 09 AM PST 2.82 4 + Normal
11/09/2026 10 AM PST 2.82 4 0 Normal
11/09/2026 11 AM PST 2.82 4 0 Normal
11/09/2026 12 PM PST 2.82 4 0 Normal
11/09/2026 01 PM PST 2.82 4 0 Normal
11/09/2026 02 PM PST 2.81 4 - Normal
11/09/2026 03 PM PST 2.81 4 0 Normal
11/09/2026 04 PM PST 2.81 4 0 Normal
11/09/2026 05 PM PST 2.81 4 0 Normal
11/09/2026 06 PM PST 2.81 4 0 Normal
11/09/2026 07 PM PST 2.81 4 0 Normal
11/09/2026 08 PM PST 2.81 4 0 Normal
11/09/2026 09 PM PST 2.81 4 0 Normal
11/09/2026 10 PM PST 2.81 4 0 Normal
11/09/2026 11 PM PST 2.81 4 0 Normal
11/10/2026 12 AM PST 2.81 4 0 Normal
11/10/2026 01 AM PST 2.81 4 0 Normal
11/10/2026 02 AM PST 2.81 4 0 Normal
11/10/2026 03 AM PST 2.81 4 0 Normal
11/10/2026 04 AM PST 2.81 4 0 Normal
11/10/2026 05 AM PST 2.81 4 0 Normal
11/10/2026 06 AM PST 2.81 4 0 Normal
11/10/2026 07 AM PST 2.81 4 0 Normal
11/10/2026 08 AM PST 2.81 4 0 Normal
11/10/2026 09 AM PST 2.81 4 0 Normal
11/10/2026 10 AM PST 2.81 4 0 Normal
11/10/2026 11 AM PST 2.81 4 0 Normal
11/10/2026 12 PM PST 2.81 4 0 Normal
11/10/2026 01 PM PST 2.81 4 0 Normal
11/10/2026 02 PM PST 2.81 4 0 Normal
11/10/2026 03 PM PST 2.81 4 0 Normal
11/10/2026 04 PM PST 2.81 4 0 Normal
11/10/2026 05 PM PST 2.81 4 0 Normal
11/10/2026 06 PM PST 2.81 4 0 Normal
11/10/2026 07 PM PST 2.81 4 0 Normal
11/10/2026 08 PM PST 2.81 4 0 Normal
11/10/2026 09 PM PST 2.81 4 0 Normal
11/10/2026 10 PM PST 2.81 4 0 Normal
11/10/2026 11 PM PST 2.81 4 0 Normal
11/11/2026 12 AM PST 2.81 4 0 Normal
11/11/2026 01 AM PST 2.81 4 0 Normal
11/11/2026 02 AM PST 2.81 4 0 Normal
11/11/2026 03 AM PST 2.81 4 0 Normal
11/11/2026 04 AM PST 2.81 4 0 Normal
11/11/2026 05 AM PST 2.81 4 0 Normal
11/11/2026 06 AM PST 2.81 4 0 Normal
11/11/2026 07 AM PST 2.81 4 0 Normal
11/11/2026 08 AM PST 2.81 4 0 Normal
11/11/2026 09 AM PST 2.81 4 0 Normal
11/11/2026 10 AM PST 2.81 4 0 Normal
11/11/2026 11 AM PST 2.82 4 + Normal
11/11/2026 12 PM PST 2.82 4 0 Normal
11/11/2026 01 PM PST 2.81 4 - Normal
11/11/2026 02 PM PST 2.81 4 0 Normal
11/11/2026 03 PM PST 2.81 4 0 Normal
11/11/2026 04 PM PST 2.81 4 0 Normal
11/11/2026 05 PM PST 2.81 4 0 Normal
11/11/2026 06 PM PST 2.81 4 0 Normal
11/11/2026 07 PM PST 2.80 4 - Normal
11/11/2026 08 PM PST 2.81 4 + Normal
11/11/2026 09 PM PST 2.80 4 - Normal
11/11/2026 10 PM PST 2.80 4 0 Normal
11/11/2026 11 PM PST 2.80 4 0 Normal
11/12/2026 12 AM PST 2.81 4 + Normal
11/12/2026 01 AM PST 2.81 4 0 Normal
11/12/2026 02 AM PST 2.81 4 0 Normal
11/12/2026 03 AM PST 2.81 4 0 Normal
11/12/2026 04 AM PST 2.81 4 0 Normal
11/12/2026 05 AM PST 2.81 4 0 Normal
11/12/2026 06 AM PST 2.81 4 0 Normal
11/12/2026 07 AM PST 2.81 4 0 Normal
11/12/2026 08 AM PST 2.81 4 0 Normal
11/12/2026 09 AM PST 2.81 4 0 Normal
11/12/2026 10 AM PST 2.81 4 0 Normal
11/12/2026 11 AM PST 2.82 4 + Normal
11/12/2026 12 PM PST 2.81 4 - Normal
11/12/2026 01 PM PST 2.81 4 0 Normal
11/12/2026 02 PM PST 2.81 4 0 Normal
11/12/2026 03 PM PST 2.81 4 0 Normal
11/12/2026 04 PM PST 2.81 4 0 Normal
11/12/2026 05 PM PST 2.81 4 0 Normal
11/12/2026 06 PM PST 2.81 4 0 Normal
11/12/2026 07 PM PST 2.82 4 + Normal
11/12/2026 08 PM PST 2.82 4 0 Normal
11/12/2026 09 PM PST 2.82 4 0 Normal
11/12/2026 10 PM PST 2.82 4 0 Normal
11/12/2026 11 PM PST 2.82 4 0 Normal
11/13/2026 12 AM PST 2.82 4 0 Normal
11/13/2026 01 AM PST 2.82 4 0 Normal
11/13/2026 02 AM PST 2.82 4 0 Normal
11/13/2026 03 AM PST 2.82 4 0 Normal
11/13/2026 04 AM PST 2.82 4 0 Normal
11/13/2026 05 AM PST 2.82 4 0 Normal
11/13/2026 06 AM PST 2.82 4 0 Normal
11/13/2026 07 AM PST 2.82 4 0 Normal
11/13/2026 08 AM PST 2.83 4 + Normal
11/13/2026 09 AM PST 2.83 4 0 Normal
11/13/2026 10 AM PST 2.83 4 0 Normal
11/13/2026 11 AM PST 2.83 4 0 Normal
11/13/2026 12 PM PST 3.02 11 + Normal
11/13/2026 01 PM PST 3.24 23 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
11/13/2026 02 PM PST 3.38 33 Normal
11/13/2026 03 PM PST 3.86 80 + Normal
11/13/2026 04 PM PST 4.29 152 + Normal
11/13/2026 05 PM PST 4.40 176 + Normal
11/13/2026 06 PM PST 4.24 142 - Normal
11/13/2026 07 PM PST 3.89 84 - Normal
11/13/2026 08 PM PST 3.55 47 - Normal
11/13/2026 09 PM PST 3.33 29 - Normal
11/13/2026 10 PM PST 3.14 17 - Normal
11/13/2026 11 PM PST 2.95 8 - Normal
11/14/2026 12 AM PST 2.60 3 - Normal
11/14/2026 01 AM PST 1.75 0 - Normal
11/14/2026 02 AM PST 1.75 0 0 Normal
11/14/2026 03 AM PST 1.75 0 0 Normal
11/14/2026 04 AM PST 1.75 0 0 Normal
11/14/2026 05 AM PST 1.75 0 0 Normal
11/14/2026 06 AM PST 1.75 0 0 Normal
11/14/2026 07 AM PST 1.75 0 0 Normal
11/14/2026 08 AM PST 1.75 0 0 Normal
11/14/2026 09 AM PST 1.75 0 0 Normal
11/14/2026 10 AM PST 1.75 0 0 Normal
11/14/2026 11 AM PST 1.75 0 0 Normal
11/14/2026 12 PM PST 1.75 0 0 Normal
11/14/2026 01 PM PST 1.75 0 0 Normal
11/14/2026 02 PM PST 1.75 0 0 Normal
11/14/2026 03 PM PST 1.75 0 0 Normal
11/14/2026 04 PM PST 1.75 0 0 Normal
11/14/2026 05 PM PST 1.75 0 0 Normal
11/14/2026 06 PM PST 1.75 0 0 Normal
11/14/2026 07 PM PST 1.75 0 0 Normal
11/14/2026 08 PM PST 1.75 0 0 Normal
11/14/2026 09 PM PST 1.75 0 0 Normal
11/14/2026 10 PM PST 1.75 0 0 Normal
11/14/2026 11 PM PST 1.75 0 0 Normal
11/15/2026 12 AM PST 1.75 0 0 Normal
11/15/2026 01 AM PST 1.75 0 0 Normal
11/15/2026 02 AM PST 1.75 0 0 Normal
11/15/2026 03 AM PST 1.75 0 0 Normal
11/15/2026 04 AM PST 1.75 0 0 Normal
11/15/2026 05 AM PST 1.75 0 0 Normal
11/15/2026 06 AM PST 1.75 0 0 Normal
11/15/2026 07 AM PST 1.75 0 0 Normal
11/15/2026 08 AM PST 1.75 0 0 Normal
11/15/2026 09 AM PST 1.75 0 0 Normal
11/15/2026 10 AM PST 1.75 0 0 Normal
11/15/2026 11 AM PST 1.75 0 0 Normal
11/15/2026 12 PM PST 1.75 0 0 Normal
11/15/2026 01 PM PST 1.75 0 0 Normal
11/15/2026 02 PM PST 1.75 0 0 Normal
11/15/2026 03 PM PST 1.75 0 0 Normal
11/15/2026 04 PM PST 1.75 0 0 Normal
11/15/2026 05 PM PST 1.75 0 0 Normal
11/15/2026 06 PM PST 1.75 0 0 Normal
11/15/2026 07 PM PST 2.44 2 + Normal
11/15/2026 08 PM PST 3.23 22 + Normal
11/15/2026 09 PM PST 3.47 40 + Normal
11/15/2026 10 PM PST 3.57 49 + Normal
11/15/2026 11 PM PST 3.61 53 + Normal
11/16/2026 12 AM PST 3.64 56 + Normal
11/16/2026 01 AM PST 3.63 55 - Normal
11/16/2026 02 AM PST 3.60 52 - Normal
11/16/2026 03 AM PST 3.56 48 - Normal
11/16/2026 04 AM PST 3.55 47 - Normal
11/16/2026 05 AM PST 3.54 46 - Normal
11/16/2026 06 AM PST 3.54 46 0 Normal
11/16/2026 07 AM PST 3.46 39 - Normal
11/16/2026 08 AM PST 3.22 22 - Normal
11/16/2026 09 AM PST 2.89 6 - Normal
11/16/2026 10 AM PST 1.75 0 - Normal
11/16/2026 11 AM PST 1.75 0 0 Normal
11/16/2026 12 PM PST 1.75 0 0 Normal
11/16/2026 01 PM PST 1.75 0 0 Normal
11/16/2026 02 PM PST 1.75 0 0 Normal
11/16/2026 03 PM PST 1.75 0 0 Normal
11/16/2026 04 PM PST 1.75 0 0 Normal
11/16/2026 05 PM PST 1.75 0 0 Normal
11/16/2026 06 PM PST 1.75 0 0 Normal
11/16/2026 07 PM PST 1.75 0 0 Normal
11/16/2026 08 PM PST 1.75 0 0 Normal
11/16/2026 09 PM PST 1.75 0 0 Normal
11/16/2026 10 PM PST 1.75 0 0 Normal
11/16/2026 11 PM PST 1.75 0 0 Normal
11/17/2026 12 AM PST 1.75 0 0 Normal
11/17/2026 01 AM PST 1.75 0 0 Normal
11/17/2026 02 AM PST 1.75 0 0 Normal
11/17/2026 03 AM PST 1.75 0 0 Normal
11/17/2026 04 AM PST 1.75 0 0 Normal
11/17/2026 05 AM PST 1.75 0 0 Normal
11/17/2026 06 AM PST 1.75 0 0 Normal
11/17/2026 07 AM PST 1.75 0 0 Normal
11/17/2026 08 AM PST 1.75 0 0 Normal
11/17/2026 09 AM PST 1.75 0 0 Normal
11/17/2026 10 AM PST 1.75 0 0 Normal
11/17/2026 11 AM PST 1.75 0 0 Normal
11/17/2026 12 PM PST 1.75 0 0 Normal
11/17/2026 01 PM PST 1.75 0 0 Normal
11/17/2026 02 PM PST 1.75 0 0 Normal
11/17/2026 03 PM PST 1.75 0 0 Normal
11/17/2026 04 PM PST 1.75 0 0 Normal
11/17/2026 05 PM PST 1.75 0 0 Normal
11/17/2026 06 PM PST 1.75 0 0 Normal
11/17/2026 07 PM PST 1.75 0 0 Normal
11/17/2026 08 PM PST 1.75 0 0 Normal
11/17/2026 09 PM PST 1.75 0 0 Normal
11/17/2026 10 PM PST 1.75 0 0 Normal
11/17/2026 11 PM PST 1.75 0 0 Normal
11/18/2026 12 AM PST 1.75 0 0 Normal
11/18/2026 01 AM PST 1.75 0 0 Normal
11/18/2026 02 AM PST 1.75 0 0 Normal
11/18/2026 03 AM PST 1.75 0 0 Normal
11/18/2026 04 AM PST 1.75 0 0 Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.
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