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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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ARROYO DE LA LAGUNA - VERONA (ADLC1)
Latitude: 37.63º NLongitude: 121.88º WElevation: 280 Feet
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Jun 20 2025 at 11:23 AM PDTNext Issuance: Jun 21 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: 15.0 FeetModerate Flood: 17.0 FeetMajor Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Arroyo De La Laguna - Verona (ADLC1)
#
# File Generation Time:  06/20/2025 at 11:25 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/17/2025 at 12:00 AM PDT
# Maximum Observed Stage:                       0.94 Feet
# Maximum Observed Flow:                        11 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/20/2025 at 11:00 AM PDT
# Maximum Forecast Stage:                       0.90 Feet
# Maximum Forecast Flow:                        9 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/15/2025 11 AM PDT            0.90              9                        Normal
  06/15/2025 12 PM PDT            0.90              9         0              Normal
  06/15/2025 01 PM PDT            0.90              9         0              Normal
  06/15/2025 02 PM PDT            0.90              9         0              Normal
  06/15/2025 03 PM PDT            0.91             10         +              Normal
  06/15/2025 04 PM PDT            0.91             10         0              Normal
  06/15/2025 05 PM PDT            0.92             10         +              Normal
  06/15/2025 06 PM PDT            0.92             10         0              Normal
  06/15/2025 07 PM PDT            0.92             10         0              Normal
  06/15/2025 08 PM PDT            0.92             10         0              Normal
  06/15/2025 09 PM PDT            0.92             10         0              Normal
  06/15/2025 10 PM PDT            0.91             10         -              Normal
  06/15/2025 11 PM PDT            0.91             10         0              Normal
  06/16/2025 12 AM PDT            0.91             10         0              Normal
  06/16/2025 01 AM PDT            0.92             10         +              Normal
  06/16/2025 02 AM PDT            0.92             10         0              Normal
  06/16/2025 03 AM PDT            0.92             10         0              Normal
  06/16/2025 04 AM PDT            0.93             10         +              Normal
  06/16/2025 05 AM PDT            0.93             10         0              Normal
  06/16/2025 06 AM PDT            0.93             10         0              Normal
  06/16/2025 07 AM PDT            0.94             11         +              Normal
  06/16/2025 08 AM PDT            0.94             11         0              Normal
  06/16/2025 09 AM PDT            0.94             11         0              Normal
  06/16/2025 10 AM PDT            0.94             11         0              Normal
  06/16/2025 11 AM PDT            0.94             11         0              Normal
  06/16/2025 12 PM PDT            0.94             11         0              Normal
  06/16/2025 01 PM PDT            0.94             11         0              Normal
  06/16/2025 02 PM PDT            0.94             11         0              Normal
  06/16/2025 03 PM PDT            0.94             11         0              Normal
  06/16/2025 04 PM PDT            0.94             11         0              Normal
  06/16/2025 05 PM PDT            0.94             11         0              Normal
  06/16/2025 06 PM PDT            0.94             11         0              Normal
  06/16/2025 07 PM PDT            0.94             11         0              Normal
  06/16/2025 08 PM PDT            0.94             11         0              Normal
  06/16/2025 09 PM PDT            0.94             11         0              Normal
  06/16/2025 10 PM PDT            0.94             11         0              Normal
  06/16/2025 11 PM PDT            0.94             11         0              Normal
  06/17/2025 12 AM PDT            0.94             11         0              Normal
  06/17/2025 01 AM PDT            0.93             10         -              Normal
  06/17/2025 02 AM PDT            0.93             10         0              Normal
  06/17/2025 03 AM PDT            0.93             10         0              Normal
  06/17/2025 04 AM PDT            0.93             10         0              Normal
  06/17/2025 05 AM PDT            0.93             10         0              Normal
  06/17/2025 06 AM PDT            0.93             10         0              Normal
  06/17/2025 07 AM PDT            0.93             10         0              Normal
  06/17/2025 08 AM PDT            0.93             10         0              Normal
  06/17/2025 09 AM PDT            0.93             10         0              Normal
  06/17/2025 10 AM PDT            0.93             10         0              Normal
  06/17/2025 11 AM PDT            0.93             10         0              Normal
  06/17/2025 12 PM PDT            0.93             10         0              Normal
  06/17/2025 01 PM PDT            0.93             10         0              Normal
  06/17/2025 02 PM PDT            0.93             10         0              Normal
  06/17/2025 03 PM PDT            0.93             10         0              Normal
  06/17/2025 04 PM PDT            0.93             10         0              Normal
  06/17/2025 05 PM PDT            0.93             10         0              Normal
  06/17/2025 06 PM PDT            0.93             10         0              Normal
  06/17/2025 07 PM PDT            0.93             10         0              Normal
  06/17/2025 08 PM PDT            0.93             10         0              Normal
  06/17/2025 09 PM PDT            0.93             10         0              Normal
  06/17/2025 10 PM PDT            0.93             10         0              Normal
  06/17/2025 11 PM PDT            0.93             10         0              Normal
  06/18/2025 12 AM PDT            0.93             10         0              Normal
  06/18/2025 01 AM PDT            0.93             10         0              Normal
  06/18/2025 02 AM PDT            0.93             10         0              Normal
  06/18/2025 03 AM PDT            0.93             10         0              Normal
  06/18/2025 04 AM PDT            0.93             10         0              Normal
  06/18/2025 05 AM PDT            0.92             10         -              Normal
  06/18/2025 06 AM PDT            0.92             10         0              Normal
  06/18/2025 07 AM PDT            0.92             10         0              Normal
  06/18/2025 08 AM PDT            0.92             10         0              Normal
  06/18/2025 09 AM PDT            0.92             10         0              Normal
  06/18/2025 10 AM PDT            0.92             10         0              Normal
  06/18/2025 11 AM PDT            0.92             10         0              Normal
  06/18/2025 12 PM PDT            0.92             10         0              Normal
  06/18/2025 01 PM PDT            0.92             10         0              Normal
  06/18/2025 02 PM PDT            0.92             10         0              Normal
  06/18/2025 03 PM PDT            0.92             10         0              Normal
  06/18/2025 04 PM PDT            0.92             10         0              Normal
  06/18/2025 05 PM PDT            0.92             10         0              Normal
  06/18/2025 06 PM PDT            0.93             10         +              Normal
  06/18/2025 07 PM PDT            0.93             10         0              Normal
  06/18/2025 08 PM PDT            0.93             10         0              Normal
  06/18/2025 09 PM PDT            0.93             10         0              Normal
  06/18/2025 10 PM PDT            0.93             10         0              Normal
  06/18/2025 11 PM PDT            0.92             10         -              Normal
  06/19/2025 12 AM PDT            0.92             10         0              Normal
  06/19/2025 01 AM PDT            0.91             10         -              Normal
  06/19/2025 02 AM PDT            0.92             10         +              Normal
  06/19/2025 03 AM PDT            0.91             10         -              Normal
  06/19/2025 04 AM PDT            0.91             10         0              Normal
  06/19/2025 05 AM PDT            0.91             10         0              Normal
  06/19/2025 06 AM PDT            0.90              9         -              Normal
  06/19/2025 07 AM PDT            0.90              9         0              Normal
  06/19/2025 08 AM PDT            0.90              9         0              Normal
  06/19/2025 09 AM PDT            0.90              9         0              Normal
  06/19/2025 10 AM PDT            0.89              9         -              Normal
  06/19/2025 11 AM PDT            0.89              9         0              Normal
  06/19/2025 12 PM PDT            0.89              9         0              Normal
  06/19/2025 01 PM PDT            0.90              9         +              Normal
  06/19/2025 02 PM PDT            0.90              9         0              Normal
  06/19/2025 03 PM PDT            0.91             10         +              Normal
  06/19/2025 04 PM PDT            0.91             10         0              Normal
  06/19/2025 05 PM PDT            0.91             10         0              Normal
  06/19/2025 06 PM PDT            0.90              9         -              Normal
  06/19/2025 07 PM PDT            0.90              9         0              Normal
  06/19/2025 08 PM PDT            0.90              9         0              Normal
  06/19/2025 09 PM PDT            0.89              9         -              Normal
  06/19/2025 10 PM PDT            0.89              9         0              Normal
  06/19/2025 11 PM PDT            0.89              9         0              Normal
  06/20/2025 12 AM PDT            0.88              9         -              Normal
  06/20/2025 01 AM PDT            0.89              9         +              Normal
  06/20/2025 02 AM PDT            0.89              9         0              Normal
  06/20/2025 03 AM PDT            0.90              9         +              Normal
  06/20/2025 04 AM PDT            0.90              9         0              Normal
  06/20/2025 05 AM PDT            0.90              9         0              Normal
  06/20/2025 06 AM PDT            0.90              9         0              Normal
  06/20/2025 07 AM PDT            0.90              9         0              Normal
  06/20/2025 08 AM PDT            0.90              9         0              Normal
  06/20/2025 09 AM PDT            0.90              9         0              Normal
  06/20/2025 10 AM PDT            0.90              9         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/20/2025 11 AM PDT            0.90              9                        Normal
  06/20/2025 12 PM PDT            0.90              9         0              Normal
  06/20/2025 01 PM PDT            0.89              9         -              Normal
  06/20/2025 02 PM PDT            0.89              9         0              Normal
  06/20/2025 03 PM PDT            0.89              9         0              Normal
  06/20/2025 04 PM PDT            0.89              9         0              Normal
  06/20/2025 05 PM PDT            0.89              9         0              Normal
  06/20/2025 06 PM PDT            0.89              9         0              Normal
  06/20/2025 07 PM PDT            0.89              9         0              Normal
  06/20/2025 08 PM PDT            0.89              9         0              Normal
  06/20/2025 09 PM PDT            0.89              9         0              Normal
  06/20/2025 10 PM PDT            0.89              9         0              Normal
  06/20/2025 11 PM PDT            0.89              9         0              Normal
  06/21/2025 12 AM PDT            0.89              9         0              Normal
  06/21/2025 01 AM PDT            0.89              9         0              Normal
  06/21/2025 02 AM PDT            0.89              9         0              Normal
  06/21/2025 03 AM PDT            0.89              9         0              Normal
  06/21/2025 04 AM PDT            0.89              9         0              Normal
  06/21/2025 05 AM PDT            0.89              9         0              Normal
  06/21/2025 06 AM PDT            0.89              9         0              Normal
  06/21/2025 07 AM PDT            0.89              9         0              Normal
  06/21/2025 08 AM PDT            0.89              9         0              Normal
  06/21/2025 09 AM PDT            0.89              9         0              Normal
  06/21/2025 10 AM PDT            0.89              9         0              Normal
  06/21/2025 11 AM PDT            0.89              9         0              Normal
  06/21/2025 12 PM PDT            0.89              9         0              Normal
  06/21/2025 01 PM PDT            0.89              9         0              Normal
  06/21/2025 02 PM PDT            0.89              9         0              Normal
  06/21/2025 03 PM PDT            0.89              9         0              Normal
  06/21/2025 04 PM PDT            0.89              9         0              Normal
  06/21/2025 05 PM PDT            0.89              9         0              Normal
  06/21/2025 06 PM PDT            0.89              9         0              Normal
  06/21/2025 07 PM PDT            0.89              9         0              Normal
  06/21/2025 08 PM PDT            0.89              9         0              Normal
  06/21/2025 09 PM PDT            0.89              9         0              Normal
  06/21/2025 10 PM PDT            0.89              9         0              Normal
  06/21/2025 11 PM PDT            0.89              9         0              Normal
  06/22/2025 12 AM PDT            0.89              9         0              Normal
  06/22/2025 01 AM PDT            0.89              9         0              Normal
  06/22/2025 02 AM PDT            0.89              9         0              Normal
  06/22/2025 03 AM PDT            0.89              9         0              Normal
  06/22/2025 04 AM PDT            0.89              9         0              Normal
  06/22/2025 05 AM PDT            0.89              9         0              Normal
  06/22/2025 06 AM PDT            0.89              9         0              Normal
  06/22/2025 07 AM PDT            0.89              9         0              Normal
  06/22/2025 08 AM PDT            0.89              9         0              Normal
  06/22/2025 09 AM PDT            0.89              9         0              Normal
  06/22/2025 10 AM PDT            0.89              9         0              Normal
  06/22/2025 11 AM PDT            0.89              9         0              Normal
  06/22/2025 12 PM PDT            0.89              9         0              Normal
  06/22/2025 01 PM PDT            0.89              9         0              Normal
  06/22/2025 02 PM PDT            0.89              9         0              Normal
  06/22/2025 03 PM PDT            0.89              9         0              Normal
  06/22/2025 04 PM PDT            0.89              9         0              Normal
  06/22/2025 05 PM PDT            0.89              9         0              Normal
  06/22/2025 06 PM PDT            0.89              9         0              Normal
  06/22/2025 07 PM PDT            0.89              9         0              Normal
  06/22/2025 08 PM PDT            0.89              9         0              Normal
  06/22/2025 09 PM PDT            0.89              9         0              Normal
  06/22/2025 10 PM PDT            0.89              9         0              Normal
  06/22/2025 11 PM PDT            0.89              9         0              Normal
  06/23/2025 12 AM PDT            0.89              9         0              Normal
  06/23/2025 01 AM PDT            0.89              9         0              Normal
  06/23/2025 02 AM PDT            0.89              9         0              Normal
  06/23/2025 03 AM PDT            0.89              9         0              Normal
  06/23/2025 04 AM PDT            0.89              9         0              Normal
  06/23/2025 05 AM PDT            0.89              9         0              Normal
  06/23/2025 06 AM PDT            0.89              9         0              Normal
  06/23/2025 07 AM PDT            0.89              9         0              Normal
  06/23/2025 08 AM PDT            0.89              9         0              Normal
  06/23/2025 09 AM PDT            0.89              9         0              Normal
  06/23/2025 10 AM PDT            0.89              9         0              Normal
  06/23/2025 11 AM PDT            0.89              9         0              Normal
  06/23/2025 12 PM PDT            0.89              9         0              Normal
  06/23/2025 01 PM PDT            0.89              9         0              Normal
  06/23/2025 02 PM PDT            0.89              9         0              Normal
  06/23/2025 03 PM PDT            0.89              9         0              Normal
  06/23/2025 04 PM PDT            0.89              9         0              Normal
  06/23/2025 05 PM PDT            0.89              9         0              Normal
  06/23/2025 06 PM PDT            0.89              9         0              Normal
  06/23/2025 07 PM PDT            0.89              9         0              Normal
  06/23/2025 08 PM PDT            0.89              9         0              Normal
  06/23/2025 09 PM PDT            0.89              9         0              Normal
  06/23/2025 10 PM PDT            0.89              9         0              Normal
  06/23/2025 11 PM PDT            0.89              9         0              Normal
  06/24/2025 12 AM PDT            0.89              9         0              Normal
  06/24/2025 01 AM PDT            0.89              9         0              Normal
  06/24/2025 02 AM PDT            0.89              9         0              Normal
  06/24/2025 03 AM PDT            0.89              9         0              Normal
  06/24/2025 04 AM PDT            0.89              9         0              Normal
  06/24/2025 05 AM PDT            0.89              9         0              Normal
  06/24/2025 06 AM PDT            0.89              9         0              Normal
  06/24/2025 07 AM PDT            0.89              9         0              Normal
  06/24/2025 08 AM PDT            0.89              9         0              Normal
  06/24/2025 09 AM PDT            0.89              9         0              Normal
  06/24/2025 10 AM PDT            0.89              9         0              Normal
  06/24/2025 11 AM PDT            0.89              9         0              Normal
  06/24/2025 12 PM PDT            0.89              9         0              Normal
  06/24/2025 01 PM PDT            0.89              9         0              Normal
  06/24/2025 02 PM PDT            0.89              9         0              Normal
  06/24/2025 03 PM PDT            0.89              9         0              Normal
  06/24/2025 04 PM PDT            0.89              9         0              Normal
  06/24/2025 05 PM PDT            0.89              9         0              Normal
  06/24/2025 06 PM PDT            0.89              9         0              Normal
  06/24/2025 07 PM PDT            0.89              9         0              Normal
  06/24/2025 08 PM PDT            0.89              9         0              Normal
  06/24/2025 09 PM PDT            0.89              9         0              Normal
  06/24/2025 10 PM PDT            0.89              9         0              Normal
  06/24/2025 11 PM PDT            0.89              9         0              Normal
  06/25/2025 12 AM PDT            0.89              9         0              Normal
  06/25/2025 01 AM PDT            0.89              9         0              Normal
  06/25/2025 02 AM PDT            0.89              9         0              Normal
  06/25/2025 03 AM PDT            0.89              9         0              Normal
  06/25/2025 04 AM PDT            0.89              9         0              Normal
  06/25/2025 05 AM PDT            0.89              9         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.