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

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ARROYO DE LA LAGUNA - VERONA (ADLC1)
Latitude: 37.63º NLongitude: 121.88º WElevation: 280 FeetForecast Type: Unofficial Location
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Nov 10 2026 at 1:52 PM PSTNext Issuance: Nov 11 2026 at 9:00 AM PST
Action: 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:  11/10/2026 at 01:53 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/06/2026 at 06:00 AM PST
# Maximum Observed Stage:                       0.77 Feet
# Maximum Observed Flow:                        8 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/14/2026 at 12:00 AM PST
# Maximum Forecast Stage:                       3.53 Feet
# Maximum Forecast Flow:                        398 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/05/2026 01 PM PST            0.77              8                        Normal
  11/05/2026 02 PM PST            0.76              8         -              Normal
  11/05/2026 03 PM PST            0.76              8         0              Normal
  11/05/2026 04 PM PST            0.77              8         +              Normal
  11/05/2026 05 PM PST            0.76              8         -              Normal
  11/05/2026 06 PM PST            0.76              8         0              Normal
  11/05/2026 07 PM PST            0.76              8         0              Normal
  11/05/2026 08 PM PST            0.76              8         0              Normal
  11/05/2026 09 PM PST            0.76              8         0              Normal
  11/05/2026 10 PM PST            0.76              8         0              Normal
  11/05/2026 11 PM PST            0.76              8         0              Normal
  11/06/2026 12 AM PST            0.77              8         +              Normal
  11/06/2026 01 AM PST            0.77              8         0              Normal
  11/06/2026 02 AM PST            0.77              8         0              Normal
  11/06/2026 03 AM PST            0.77              8         0              Normal
  11/06/2026 04 AM PST            0.77              8         0              Normal
  11/06/2026 05 AM PST            0.77              8         0              Normal
  11/06/2026 06 AM PST            0.77              8         0              Normal
  11/06/2026 07 AM PST            0.76              8         -              Normal
  11/06/2026 08 AM PST            0.76              8         0              Normal
  11/06/2026 09 AM PST            0.76              8         0              Normal
  11/06/2026 10 AM PST            0.75              8         -              Normal
  11/06/2026 11 AM PST            0.75              8         0              Normal
  11/06/2026 12 PM PST            0.75              8         0              Normal
  11/06/2026 01 PM PST            0.75              8         0              Normal
  11/06/2026 02 PM PST            0.75              8         0              Normal
  11/06/2026 03 PM PST            0.75              8         0              Normal
  11/06/2026 04 PM PST            0.75              8         0              Normal
  11/06/2026 05 PM PST            0.75              8         0              Normal
  11/06/2026 06 PM PST            0.75              8         0              Normal
  11/06/2026 07 PM PST            0.74              8         -              Normal
  11/06/2026 08 PM PST            0.74              8         0              Normal
  11/06/2026 09 PM PST            0.74              8         0              Normal
  11/06/2026 10 PM PST            0.74              8         0              Normal
  11/06/2026 11 PM PST            0.74              8         0              Normal
  11/07/2026 12 AM PST            0.75              8         +              Normal
  11/07/2026 01 AM PST            0.75              8         0              Normal
  11/07/2026 02 AM PST            0.75              8         0              Normal
  11/07/2026 03 AM PST            0.75              8         0              Normal
  11/07/2026 04 AM PST            0.75              8         0              Normal
  11/07/2026 05 AM PST            0.75              8         0              Normal
  11/07/2026 06 AM PST            0.75              8         0              Normal
  11/07/2026 07 AM PST            0.75              8         0              Normal
  11/07/2026 08 AM PST            0.74              8         -              Normal
  11/07/2026 09 AM PST            0.74              8         0              Normal
  11/07/2026 10 AM PST            0.74              8         0              Normal
  11/07/2026 11 AM PST            0.74              8         0              Normal
  11/07/2026 12 PM PST            0.74              8         0              Normal
  11/07/2026 01 PM PST            0.73              7         -              Normal
  11/07/2026 02 PM PST            0.73              7         0              Normal
  11/07/2026 03 PM PST            0.74              8         +              Normal
  11/07/2026 04 PM PST            0.73              7         -              Normal
  11/07/2026 05 PM PST            0.73              7         0              Normal
  11/07/2026 06 PM PST            0.73              7         0              Normal
  11/07/2026 07 PM PST            0.73              7         0              Normal
  11/07/2026 08 PM PST            0.73              7         0              Normal
  11/07/2026 09 PM PST            0.73              7         0              Normal
  11/07/2026 10 PM PST            0.73              7         0              Normal
  11/07/2026 11 PM PST            0.74              8         +              Normal
  11/08/2026 12 AM PST            0.74              8         0              Normal
  11/08/2026 01 AM PST            0.74              8         0              Normal
  11/08/2026 02 AM PST            0.73              7         -              Normal
  11/08/2026 03 AM PST            0.74              8         +              Normal
  11/08/2026 04 AM PST            0.73              7         -              Normal
  11/08/2026 05 AM PST            0.73              7         0              Normal
  11/08/2026 06 AM PST            0.73              7         0              Normal
  11/08/2026 07 AM PST            0.73              7         0              Normal
  11/08/2026 08 AM PST            0.72              7         -              Normal
  11/08/2026 09 AM PST            0.72              7         0              Normal
  11/08/2026 10 AM PST            0.72              7         0              Normal
  11/08/2026 11 AM PST            0.72              7         0              Normal
  11/08/2026 12 PM PST            0.72              7         0              Normal
  11/08/2026 01 PM PST            0.72              7         0              Normal
  11/08/2026 02 PM PST            0.72              7         0              Normal
  11/08/2026 03 PM PST            0.72              7         0              Normal
  11/08/2026 04 PM PST            0.72              7         0              Normal
  11/08/2026 05 PM PST            0.72              7         0              Normal
  11/08/2026 06 PM PST            0.72              7         0              Normal
  11/08/2026 07 PM PST            0.72              7         0              Normal
  11/08/2026 08 PM PST            0.73              7         +              Normal
  11/08/2026 09 PM PST            0.73              7         0              Normal
  11/08/2026 10 PM PST            0.73              7         0              Normal
  11/08/2026 11 PM PST            0.73              7         0              Normal
  11/09/2026 12 AM PST            0.73              7         0              Normal
  11/09/2026 01 AM PST            0.73              7         0              Normal
  11/09/2026 02 AM PST            0.73              7         0              Normal
  11/09/2026 03 AM PST            0.73              7         0              Normal
  11/09/2026 04 AM PST            0.73              7         0              Normal
  11/09/2026 05 AM PST            0.73              7         0              Normal
  11/09/2026 06 AM PST            0.73              7         0              Normal
  11/09/2026 07 AM PST            0.73              7         0              Normal
  11/09/2026 08 AM PST            0.72              7         -              Normal
  11/09/2026 09 AM PST            0.72              7         0              Normal
  11/09/2026 10 AM PST            0.72              7         0              Normal
  11/09/2026 11 AM PST            0.72              7         0              Normal
  11/09/2026 12 PM PST            0.72              7         0              Normal
  11/09/2026 01 PM PST            0.72              7         0              Normal
  11/09/2026 02 PM PST            0.73              7         +              Normal
  11/09/2026 03 PM PST            0.73              7         0              Normal
  11/09/2026 04 PM PST            0.72              7         -              Normal
  11/09/2026 05 PM PST            0.72              7         0              Normal
  11/09/2026 06 PM PST            0.72              7         0              Normal
  11/09/2026 07 PM PST            0.72              7         0              Normal
  11/09/2026 08 PM PST            0.72              7         0              Normal
  11/09/2026 09 PM PST            0.73              7         +              Normal
  11/09/2026 10 PM PST            0.73              7         0              Normal
  11/09/2026 11 PM PST            0.73              7         0              Normal
  11/10/2026 12 AM PST            0.74              8         +              Normal
  11/10/2026 01 AM PST            0.74              8         0              Normal
  11/10/2026 02 AM PST            0.74              8         0              Normal
  11/10/2026 03 AM PST            0.74              8         0              Normal
  11/10/2026 04 AM PST            0.74              8         0              Normal
  11/10/2026 05 AM PST            0.74              8         0              Normal
  11/10/2026 06 AM PST            0.73              7         -              Normal
  11/10/2026 07 AM PST            0.73              7         0              Normal
  11/10/2026 08 AM PST            0.73              7         0              Normal
  11/10/2026 09 AM PST            0.73              7         0              Normal
  11/10/2026 10 AM PST            0.73              7         0              Normal
  11/10/2026 11 AM PST            0.74              8         +              Normal
  11/10/2026 12 PM PST            0.73              7         -              Normal
  11/10/2026 01 PM PST            0.73              7         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/10/2026 02 PM PST            0.73              7                        Normal
  11/10/2026 03 PM PST            0.73              7         0              Normal
  11/10/2026 04 PM PST            0.73              7         0              Normal
  11/10/2026 05 PM PST            0.73              7         0              Normal
  11/10/2026 06 PM PST            0.73              7         0              Normal
  11/10/2026 07 PM PST            0.73              7         0              Normal
  11/10/2026 08 PM PST            0.72              7         -              Normal
  11/10/2026 09 PM PST            0.72              7         0              Normal
  11/10/2026 10 PM PST            0.72              7         0              Normal
  11/10/2026 11 PM PST            0.72              7         0              Normal
  11/11/2026 12 AM PST            0.72              7         0              Normal
  11/11/2026 01 AM PST            0.71              7         -              Normal
  11/11/2026 02 AM PST            0.71              7         0              Normal
  11/11/2026 03 AM PST            0.71              7         0              Normal
  11/11/2026 04 AM PST            0.71              7         0              Normal
  11/11/2026 05 AM PST            0.71              7         0              Normal
  11/11/2026 06 AM PST            0.70              6         -              Normal
  11/11/2026 07 AM PST            0.70              6         0              Normal
  11/11/2026 08 AM PST            0.70              6         0              Normal
  11/11/2026 09 AM PST            0.70              6         0              Normal
  11/11/2026 10 AM PST            0.70              6         0              Normal
  11/11/2026 11 AM PST            0.70              6         0              Normal
  11/11/2026 12 PM PST            0.69              6         -              Normal
  11/11/2026 01 PM PST            0.69              6         0              Normal
  11/11/2026 02 PM PST            0.69              6         0              Normal
  11/11/2026 03 PM PST            0.69              6         0              Normal
  11/11/2026 04 PM PST            0.69              6         0              Normal
  11/11/2026 05 PM PST            0.69              6         0              Normal
  11/11/2026 06 PM PST            0.69              6         0              Normal
  11/11/2026 07 PM PST            0.68              6         -              Normal
  11/11/2026 08 PM PST            0.68              6         0              Normal
  11/11/2026 09 PM PST            0.68              6         0              Normal
  11/11/2026 10 PM PST            0.68              6         0              Normal
  11/11/2026 11 PM PST            0.68              6         0              Normal
  11/12/2026 12 AM PST            0.67              6         -              Normal
  11/12/2026 01 AM PST            0.67              6         0              Normal
  11/12/2026 02 AM PST            0.67              6         0              Normal
  11/12/2026 03 AM PST            0.67              6         0              Normal
  11/12/2026 04 AM PST            0.67              6         0              Normal
  11/12/2026 05 AM PST            0.66              5         -              Normal
  11/12/2026 06 AM PST            0.66              5         0              Normal
  11/12/2026 07 AM PST            0.66              5         0              Normal
  11/12/2026 08 AM PST            0.66              5         0              Normal
  11/12/2026 09 AM PST            0.66              5         0              Normal
  11/12/2026 10 AM PST            0.66              5         0              Normal
  11/12/2026 11 AM PST            0.65              5         -              Normal
  11/12/2026 12 PM PST            0.65              5         0              Normal
  11/12/2026 01 PM PST            0.65              5         0              Normal
  11/12/2026 02 PM PST            0.65              5         0              Normal
  11/12/2026 03 PM PST            0.65              5         0              Normal
  11/12/2026 04 PM PST            0.64              5         -              Normal
  11/12/2026 05 PM PST            0.64              5         0              Normal
  11/12/2026 06 PM PST            0.64              5         0              Normal
  11/12/2026 07 PM PST            0.64              5         0              Normal
  11/12/2026 08 PM PST            0.64              5         0              Normal
  11/12/2026 09 PM PST            0.63              5         -              Normal
  11/12/2026 10 PM PST            0.63              5         0              Normal
  11/12/2026 11 PM PST            0.63              5         0              Normal
  11/13/2026 12 AM PST            0.63              5         0              Normal
  11/13/2026 01 AM PST            0.63              5         0              Normal
  11/13/2026 02 AM PST            0.62              5         -              Normal
  11/13/2026 03 AM PST            0.62              5         0              Normal
  11/13/2026 04 AM PST            0.62              5         0              Normal
  11/13/2026 05 AM PST            0.62              5         0              Normal
  11/13/2026 06 AM PST            0.63              5         +              Normal
  11/13/2026 07 AM PST            0.65              5         +              Normal
  11/13/2026 08 AM PST            0.71              7         +              Normal
  11/13/2026 09 AM PST            0.78              9         +              Normal
  11/13/2026 10 AM PST            0.84             11         +              Normal
  11/13/2026 11 AM PST            0.89             13         +              Normal
  11/13/2026 12 PM PST            1.00             17         +              Normal
  11/13/2026 01 PM PST            1.24             32         +              Normal
  11/13/2026 02 PM PST            1.62             62         +              Normal
  11/13/2026 03 PM PST            2.10            115         +              Normal
  11/13/2026 04 PM PST            2.46            168         +              Normal
  11/13/2026 05 PM PST            2.70            212         +              Normal
  11/13/2026 06 PM PST            2.90            253         +              Normal
  11/13/2026 07 PM PST            3.07            291         +              Normal
  11/13/2026 08 PM PST            3.25            333         +              Normal
  11/13/2026 09 PM PST            3.38            363         +              Normal
  11/13/2026 10 PM PST            3.45            379         +              Normal
  11/13/2026 11 PM PST            3.50            391         +              Normal
  11/14/2026 12 AM PST            3.53            398         +              Normal
  11/14/2026 01 AM PST            3.51            394         -              Normal
  11/14/2026 02 AM PST            3.41            370         -              Normal
  11/14/2026 03 AM PST            3.25            333         -              Normal
  11/14/2026 04 AM PST            3.10            298         -              Normal
  11/14/2026 05 AM PST            2.97            268         -              Normal
  11/14/2026 06 AM PST            2.88            248         -              Normal
  11/14/2026 07 AM PST            2.80            232         -              Normal
  11/14/2026 08 AM PST            2.71            214         -              Normal
  11/14/2026 09 AM PST            2.61            195         -              Normal
  11/14/2026 10 AM PST            2.51            177         -              Normal
  11/14/2026 11 AM PST            2.41            160         -              Normal
  11/14/2026 12 PM PST            2.31            144         -              Normal
  11/14/2026 01 PM PST            2.20            128         -              Normal
  11/14/2026 02 PM PST            2.08            112         -              Normal
  11/14/2026 03 PM PST            1.95             96         -              Normal
  11/14/2026 04 PM PST            1.85             85         -              Normal
  11/14/2026 05 PM PST            1.76             75         -              Normal
  11/14/2026 06 PM PST            1.68             67         -              Normal
  11/14/2026 07 PM PST            1.58             58         -              Normal
  11/14/2026 08 PM PST            1.49             51         -              Normal
  11/14/2026 09 PM PST            1.39             43         -              Normal
  11/14/2026 10 PM PST            1.31             37         -              Normal
  11/14/2026 11 PM PST            1.23             31         -              Normal
  11/15/2026 12 AM PST            1.16             26         -              Normal
  11/15/2026 01 AM PST            1.08             22         -              Normal
  11/15/2026 02 AM PST            1.02             18         -              Normal
  11/15/2026 03 AM PST            0.96             16         -              Normal
  11/15/2026 04 AM PST            0.90             13         -              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.