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

 | 

SAN ANTONIO CREEK - SUNOL (ACSC1)
Latitude: 37.58º NLongitude: 121.86º WElevation: 272 Feet
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Oct 31 2025 at 7:27 AM PDTNext Issuance: Nov 01 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Antonio Creek - Sunol (ACSC1)
#
# File Generation Time:  10/31/2025 at 07:29 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/26/2025 at 07:00 AM PDT
# Maximum Observed Stage:                       2.89 Feet
# Maximum Observed Flow:                        0 cfs
#
# Earliest Date & Time of Maximum Forecast:     10/31/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       2.81 Feet
# Maximum Forecast Flow:                        0 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/26/2025 07 AM PDT            2.89              0                Not Applicable
  10/26/2025 08 AM PDT            2.81              0         -      Not Applicable
  10/26/2025 09 AM PDT            2.81              0         0      Not Applicable
  10/26/2025 10 AM PDT            2.81              0         0      Not Applicable
  10/26/2025 11 AM PDT            2.81              0         0      Not Applicable
  10/26/2025 12 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 01 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 02 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 03 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 04 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 05 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 06 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 07 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 08 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 09 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 10 PM PDT            2.81              0         0      Not Applicable
  10/26/2025 11 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 12 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 01 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 02 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 03 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 04 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 05 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 06 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 07 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 08 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 09 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 10 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 11 AM PDT            2.81              0         0      Not Applicable
  10/27/2025 12 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 01 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 02 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 03 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 04 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 05 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 06 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 07 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 08 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 09 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 10 PM PDT            2.81              0         0      Not Applicable
  10/27/2025 11 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 12 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 01 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 02 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 03 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 04 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 05 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 06 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 07 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 08 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 09 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 10 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 11 AM PDT            2.81              0         0      Not Applicable
  10/28/2025 12 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 01 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 02 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 03 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 04 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 05 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 06 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 07 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 08 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 09 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 10 PM PDT            2.81              0         0      Not Applicable
  10/28/2025 11 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 12 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 01 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 02 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 03 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 04 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 05 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 06 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 07 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 08 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 09 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 10 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 11 AM PDT            2.81              0         0      Not Applicable
  10/29/2025 12 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 01 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 02 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 03 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 04 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 05 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 06 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 07 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 08 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 09 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 10 PM PDT            2.81              0         0      Not Applicable
  10/29/2025 11 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 12 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 01 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 02 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 03 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 04 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 05 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 06 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 07 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 08 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 09 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 10 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 11 AM PDT            2.81              0         0      Not Applicable
  10/30/2025 12 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 01 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 02 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 03 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 04 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 05 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 06 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 07 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 08 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 09 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 10 PM PDT            2.81              0         0      Not Applicable
  10/30/2025 11 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 12 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 01 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 02 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 03 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 04 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 05 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 06 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 07 AM PDT            2.81              0         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/31/2025 08 AM PDT            2.81              0                Not Applicable
  10/31/2025 09 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 10 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 11 AM PDT            2.81              0         0      Not Applicable
  10/31/2025 12 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 01 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 02 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 03 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 04 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 05 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 06 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 07 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 08 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 09 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 10 PM PDT            2.81              0         0      Not Applicable
  10/31/2025 11 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 12 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 01 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 02 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 03 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 04 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 05 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 06 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 07 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 08 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 09 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 10 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 11 AM PDT            2.81              0         0      Not Applicable
  11/01/2025 12 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 01 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 02 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 03 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 04 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 05 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 06 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 07 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 08 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 09 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 10 PM PDT            2.81              0         0      Not Applicable
  11/01/2025 11 PM PDT            2.81              0         0      Not Applicable
  11/02/2025 12 AM PDT            2.81              0         0      Not Applicable
  11/02/2025 01 AM PDT            2.81              0         0      Not Applicable
  11/02/2025 01 AM PST            2.81              0         0      Not Applicable
  11/02/2025 02 AM PST            2.81              0         0      Not Applicable
  11/02/2025 03 AM PST            2.81              0         0      Not Applicable
  11/02/2025 04 AM PST            2.81              0         0      Not Applicable
  11/02/2025 05 AM PST            2.81              0         0      Not Applicable
  11/02/2025 06 AM PST            2.81              0         0      Not Applicable
  11/02/2025 07 AM PST            2.81              0         0      Not Applicable
  11/02/2025 08 AM PST            2.81              0         0      Not Applicable
  11/02/2025 09 AM PST            2.81              0         0      Not Applicable
  11/02/2025 10 AM PST            2.81              0         0      Not Applicable
  11/02/2025 11 AM PST            2.81              0         0      Not Applicable
  11/02/2025 12 PM PST            2.81              0         0      Not Applicable
  11/02/2025 01 PM PST            2.81              0         0      Not Applicable
  11/02/2025 02 PM PST            2.81              0         0      Not Applicable
  11/02/2025 03 PM PST            2.81              0         0      Not Applicable
  11/02/2025 04 PM PST            2.81              0         0      Not Applicable
  11/02/2025 05 PM PST            2.81              0         0      Not Applicable
  11/02/2025 06 PM PST            2.81              0         0      Not Applicable
  11/02/2025 07 PM PST            2.81              0         0      Not Applicable
  11/02/2025 08 PM PST            2.81              0         0      Not Applicable
  11/02/2025 09 PM PST            2.81              0         0      Not Applicable
  11/02/2025 10 PM PST            2.81              0         0      Not Applicable
  11/02/2025 11 PM PST            2.81              0         0      Not Applicable
  11/03/2025 12 AM PST            2.81              0         0      Not Applicable
  11/03/2025 01 AM PST            2.81              0         0      Not Applicable
  11/03/2025 02 AM PST            2.81              0         0      Not Applicable
  11/03/2025 03 AM PST            2.81              0         0      Not Applicable
  11/03/2025 04 AM PST            2.81              0         0      Not Applicable
  11/03/2025 05 AM PST            2.81              0         0      Not Applicable
  11/03/2025 06 AM PST            2.81              0         0      Not Applicable
  11/03/2025 07 AM PST            2.81              0         0      Not Applicable
  11/03/2025 08 AM PST            2.81              0         0      Not Applicable
  11/03/2025 09 AM PST            2.81              0         0      Not Applicable
  11/03/2025 10 AM PST            2.81              0         0      Not Applicable
  11/03/2025 11 AM PST            2.81              0         0      Not Applicable
  11/03/2025 12 PM PST            2.81              0         0      Not Applicable
  11/03/2025 01 PM PST            2.81              0         0      Not Applicable
  11/03/2025 02 PM PST            2.81              0         0      Not Applicable
  11/03/2025 03 PM PST            2.81              0         0      Not Applicable
  11/03/2025 04 PM PST            2.81              0         0      Not Applicable
  11/03/2025 05 PM PST            2.81              0         0      Not Applicable
  11/03/2025 06 PM PST            2.81              0         0      Not Applicable
  11/03/2025 07 PM PST            2.81              0         0      Not Applicable
  11/03/2025 08 PM PST            2.81              0         0      Not Applicable
  11/03/2025 09 PM PST            2.81              0         0      Not Applicable
  11/03/2025 10 PM PST            2.81              0         0      Not Applicable
  11/03/2025 11 PM PST            2.81              0         0      Not Applicable
  11/04/2025 12 AM PST            2.81              0         0      Not Applicable
  11/04/2025 01 AM PST            2.81              0         0      Not Applicable
  11/04/2025 02 AM PST            2.81              0         0      Not Applicable
  11/04/2025 03 AM PST            2.81              0         0      Not Applicable
  11/04/2025 04 AM PST            2.81              0         0      Not Applicable
  11/04/2025 05 AM PST            2.81              0         0      Not Applicable
  11/04/2025 06 AM PST            2.81              0         0      Not Applicable
  11/04/2025 07 AM PST            2.81              0         0      Not Applicable
  11/04/2025 08 AM PST            2.81              0         0      Not Applicable
  11/04/2025 09 AM PST            2.81              0         0      Not Applicable
  11/04/2025 10 AM PST            2.81              0         0      Not Applicable
  11/04/2025 11 AM PST            2.81              0         0      Not Applicable
  11/04/2025 12 PM PST            2.81              0         0      Not Applicable
  11/04/2025 01 PM PST            2.81              0         0      Not Applicable
  11/04/2025 02 PM PST            2.81              0         0      Not Applicable
  11/04/2025 03 PM PST            2.81              0         0      Not Applicable
  11/04/2025 04 PM PST            2.81              0         0      Not Applicable
  11/04/2025 05 PM PST            2.81              0         0      Not Applicable
  11/04/2025 06 PM PST            2.81              0         0      Not Applicable
  11/04/2025 07 PM PST            2.81              0         0      Not Applicable
  11/04/2025 08 PM PST            2.81              0         0      Not Applicable
  11/04/2025 09 PM PST            2.81              0         0      Not Applicable
  11/04/2025 10 PM PST            2.81              0         0      Not Applicable
  11/04/2025 11 PM PST            2.81              0         0      Not Applicable
  11/05/2025 12 AM PST            2.81              0         0      Not Applicable
  11/05/2025 01 AM PST            2.81              0         0      Not Applicable
  11/05/2025 02 AM PST            2.81              0         0      Not Applicable
  11/05/2025 03 AM PST            2.81              0         0      Not Applicable
  11/05/2025 04 AM PST            2.81              0         0      Not Applicable
#
# 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.