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ARROYO DE LA LAGUNA - VERONA (ADLC1)
| Latitude: 37.63º N | Longitude: 121.88º W | Elevation: 280 Feet | | Forecast Type: Unofficial Location |
| Location: Alameda County in California | Bulletin Group: Central Coast | River Group: South Bay |
| Issuance Time: | Apr 07 2026 at 1:57 PM PDT | Next Issuance: | Apr 08 2026 at 9:00 AM PDT
| |
| Action/Monitor: N/A | Minor Flood: 15.0 Feet | Moderate Flood: 17.0 Feet | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Arroyo De La Laguna - Verona (ADLC1)
#
# File Generation Time: 04/07/2026 at 01:59 PM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/02/2026 at 03:00 PM PDT
# Maximum Observed Stage: 1.61 Feet
# Maximum Observed Flow: 57 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/10/2026 at 08:00 PM PDT
# Maximum Forecast Stage: 3.33 Feet
# Maximum Forecast Flow: 351 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/02/2026 01 PM PDT 1.60 56 Normal
04/02/2026 02 PM PDT 1.60 56 0 Normal
04/02/2026 03 PM PDT 1.61 57 + Normal
04/02/2026 04 PM PDT 1.59 55 - Normal
04/02/2026 05 PM PDT 1.56 52 - Normal
04/02/2026 06 PM PDT 1.53 50 - Normal
04/02/2026 07 PM PDT 1.49 46 - Normal
04/02/2026 08 PM PDT 1.45 42 - Normal
04/02/2026 09 PM PDT 1.42 40 - Normal
04/02/2026 10 PM PDT 1.39 38 - Normal
04/02/2026 11 PM PDT 1.37 36 - Normal
04/03/2026 12 AM PDT 1.34 34 - Normal
04/03/2026 01 AM PDT 1.31 32 - Normal
04/03/2026 02 AM PDT 1.28 30 - Normal
04/03/2026 03 AM PDT 1.26 28 - Normal
04/03/2026 04 AM PDT 1.23 26 - Normal
04/03/2026 05 AM PDT 1.21 25 - Normal
04/03/2026 06 AM PDT 1.19 24 - Normal
04/03/2026 07 AM PDT 1.18 23 - Normal
04/03/2026 08 AM PDT 1.17 23 - Normal
04/03/2026 09 AM PDT 1.16 22 - Normal
04/03/2026 10 AM PDT 1.15 22 - Normal
04/03/2026 11 AM PDT 1.15 22 0 Normal
04/03/2026 12 PM PDT 1.15 22 0 Normal
04/03/2026 01 PM PDT 1.15 22 0 Normal
04/03/2026 02 PM PDT 1.14 21 - Normal
04/03/2026 03 PM PDT 1.14 21 0 Normal
04/03/2026 04 PM PDT 1.12 20 - Normal
04/03/2026 05 PM PDT 1.11 19 - Normal
04/03/2026 06 PM PDT 1.10 19 - Normal
04/03/2026 07 PM PDT 1.09 18 - Normal
04/03/2026 08 PM PDT 1.08 18 - Normal
04/03/2026 09 PM PDT 1.07 17 - Normal
04/03/2026 10 PM PDT 1.06 17 - Normal
04/03/2026 11 PM PDT 1.05 17 - Normal
04/04/2026 12 AM PDT 1.03 16 - Normal
04/04/2026 01 AM PDT 1.02 15 - Normal
04/04/2026 02 AM PDT 1.02 15 0 Normal
04/04/2026 03 AM PDT 1.01 15 - Normal
04/04/2026 04 AM PDT 1.00 14 - Normal
04/04/2026 05 AM PDT 1.00 14 0 Normal
04/04/2026 06 AM PDT 1.00 14 0 Normal
04/04/2026 07 AM PDT 1.01 15 + Normal
04/04/2026 08 AM PDT 1.01 15 0 Normal
04/04/2026 09 AM PDT 1.01 15 0 Normal
04/04/2026 10 AM PDT 1.00 14 - Normal
04/04/2026 11 AM PDT 1.00 14 0 Normal
04/04/2026 12 PM PDT 0.99 14 - Normal
04/04/2026 01 PM PDT 0.99 14 0 Normal
04/04/2026 02 PM PDT 0.98 13 - Normal
04/04/2026 03 PM PDT 0.98 13 0 Normal
04/04/2026 04 PM PDT 0.98 13 0 Normal
04/04/2026 05 PM PDT 0.98 13 0 Normal
04/04/2026 06 PM PDT 0.98 13 0 Normal
04/04/2026 07 PM PDT 0.97 13 - Normal
04/04/2026 08 PM PDT 0.97 13 0 Normal
04/04/2026 09 PM PDT 0.96 13 - Normal
04/04/2026 10 PM PDT 0.96 13 0 Normal
04/04/2026 11 PM PDT 0.96 13 0 Normal
04/05/2026 12 AM PDT 0.97 13 + Normal
04/05/2026 01 AM PDT 0.96 13 - Normal
04/05/2026 02 AM PDT 0.96 13 0 Normal
04/05/2026 03 AM PDT 0.95 12 - Normal
04/05/2026 04 AM PDT 0.95 12 0 Normal
04/05/2026 05 AM PDT 0.95 12 0 Normal
04/05/2026 06 AM PDT 0.94 12 - Normal
04/05/2026 07 AM PDT 0.94 12 0 Normal
04/05/2026 08 AM PDT 0.95 12 + Normal
04/05/2026 09 AM PDT 0.95 12 0 Normal
04/05/2026 10 AM PDT 0.96 13 + Normal
04/05/2026 11 AM PDT 0.97 13 + Normal
04/05/2026 12 PM PDT 0.97 13 0 Normal
04/05/2026 01 PM PDT 0.97 13 0 Normal
04/05/2026 02 PM PDT 0.98 13 + Normal
04/05/2026 03 PM PDT 0.97 13 - Normal
04/05/2026 04 PM PDT 0.97 13 0 Normal
04/05/2026 05 PM PDT 0.97 13 0 Normal
04/05/2026 06 PM PDT 0.97 13 0 Normal
04/05/2026 07 PM PDT 0.98 13 + Normal
04/05/2026 08 PM PDT 0.98 13 0 Normal
04/05/2026 09 PM PDT 0.97 13 - Normal
04/05/2026 10 PM PDT 0.96 13 - Normal
04/05/2026 11 PM PDT 0.95 12 - Normal
04/06/2026 12 AM PDT 0.94 12 - Normal
04/06/2026 01 AM PDT 0.93 12 - Normal
04/06/2026 02 AM PDT 0.92 11 - Normal
04/06/2026 03 AM PDT 0.92 11 0 Normal
04/06/2026 04 AM PDT 0.92 11 0 Normal
04/06/2026 05 AM PDT 0.92 11 0 Normal
04/06/2026 06 AM PDT 0.91 11 - Normal
04/06/2026 07 AM PDT 0.92 11 + Normal
04/06/2026 08 AM PDT 0.92 11 0 Normal
04/06/2026 09 AM PDT 0.92 11 0 Normal
04/06/2026 10 AM PDT 0.92 11 0 Normal
04/06/2026 11 AM PDT 0.92 11 0 Normal
04/06/2026 12 PM PDT 0.92 11 0 Normal
04/06/2026 01 PM PDT 0.93 12 + Normal
04/06/2026 02 PM PDT 0.94 12 + Normal
04/06/2026 03 PM PDT 0.95 12 + Normal
04/06/2026 04 PM PDT 0.95 12 0 Normal
04/06/2026 05 PM PDT 0.95 12 0 Normal
04/06/2026 06 PM PDT 0.95 12 0 Normal
04/06/2026 07 PM PDT 0.95 12 0 Normal
04/06/2026 08 PM PDT 0.94 12 - Normal
04/06/2026 09 PM PDT 0.93 12 - Normal
04/06/2026 10 PM PDT 0.93 12 0 Normal
04/06/2026 11 PM PDT 0.92 11 - Normal
04/07/2026 12 AM PDT 0.91 11 - Normal
04/07/2026 01 AM PDT 0.91 11 0 Normal
04/07/2026 02 AM PDT 0.91 11 0 Normal
04/07/2026 03 AM PDT 0.91 11 0 Normal
04/07/2026 04 AM PDT 0.91 11 0 Normal
04/07/2026 05 AM PDT 0.91 11 0 Normal
04/07/2026 06 AM PDT 0.92 11 + Normal
04/07/2026 07 AM PDT 0.92 11 0 Normal
04/07/2026 08 AM PDT 0.92 11 0 Normal
04/07/2026 09 AM PDT 0.91 11 - Normal
04/07/2026 10 AM PDT 0.91 11 0 Normal
04/07/2026 11 AM PDT 0.91 11 0 Normal
04/07/2026 12 PM PDT 0.95 12 + Normal
04/07/2026 01 PM PDT 0.94 12 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/07/2026 02 PM PDT 0.92 11 Normal
04/07/2026 03 PM PDT 0.91 11 - Normal
04/07/2026 04 PM PDT 0.91 11 0 Normal
04/07/2026 05 PM PDT 0.90 10 - Normal
04/07/2026 06 PM PDT 0.90 10 0 Normal
04/07/2026 07 PM PDT 0.90 10 0 Normal
04/07/2026 08 PM PDT 0.90 10 0 Normal
04/07/2026 09 PM PDT 0.90 10 0 Normal
04/07/2026 10 PM PDT 0.90 10 0 Normal
04/07/2026 11 PM PDT 0.90 10 0 Normal
04/08/2026 12 AM PDT 0.90 10 0 Normal
04/08/2026 01 AM PDT 0.90 10 0 Normal
04/08/2026 02 AM PDT 0.90 10 0 Normal
04/08/2026 03 AM PDT 0.90 10 0 Normal
04/08/2026 04 AM PDT 0.89 10 - Normal
04/08/2026 05 AM PDT 0.89 10 0 Normal
04/08/2026 06 AM PDT 0.89 10 0 Normal
04/08/2026 07 AM PDT 0.89 10 0 Normal
04/08/2026 08 AM PDT 0.89 10 0 Normal
04/08/2026 09 AM PDT 0.89 10 0 Normal
04/08/2026 10 AM PDT 0.89 10 0 Normal
04/08/2026 11 AM PDT 0.89 10 0 Normal
04/08/2026 12 PM PDT 0.89 10 0 Normal
04/08/2026 01 PM PDT 0.89 10 0 Normal
04/08/2026 02 PM PDT 0.89 10 0 Normal
04/08/2026 03 PM PDT 0.89 10 0 Normal
04/08/2026 04 PM PDT 0.89 10 0 Normal
04/08/2026 05 PM PDT 0.89 10 0 Normal
04/08/2026 06 PM PDT 0.89 10 0 Normal
04/08/2026 07 PM PDT 0.89 10 0 Normal
04/08/2026 08 PM PDT 0.89 10 0 Normal
04/08/2026 09 PM PDT 0.89 10 0 Normal
04/08/2026 10 PM PDT 0.89 10 0 Normal
04/08/2026 11 PM PDT 0.89 10 0 Normal
04/09/2026 12 AM PDT 0.89 10 0 Normal
04/09/2026 01 AM PDT 0.89 10 0 Normal
04/09/2026 02 AM PDT 0.89 10 0 Normal
04/09/2026 03 AM PDT 0.89 10 0 Normal
04/09/2026 04 AM PDT 0.89 10 0 Normal
04/09/2026 05 AM PDT 0.89 10 0 Normal
04/09/2026 06 AM PDT 0.89 10 0 Normal
04/09/2026 07 AM PDT 0.88 10 - Normal
04/09/2026 08 AM PDT 0.88 10 0 Normal
04/09/2026 09 AM PDT 0.88 10 0 Normal
04/09/2026 10 AM PDT 0.88 10 0 Normal
04/09/2026 11 AM PDT 0.88 10 0 Normal
04/09/2026 12 PM PDT 0.88 10 0 Normal
04/09/2026 01 PM PDT 0.88 10 0 Normal
04/09/2026 02 PM PDT 0.88 10 0 Normal
04/09/2026 03 PM PDT 0.88 10 0 Normal
04/09/2026 04 PM PDT 0.88 10 0 Normal
04/09/2026 05 PM PDT 0.88 10 0 Normal
04/09/2026 06 PM PDT 0.88 10 0 Normal
04/09/2026 07 PM PDT 0.88 10 0 Normal
04/09/2026 08 PM PDT 0.88 10 0 Normal
04/09/2026 09 PM PDT 0.89 10 + Normal
04/09/2026 10 PM PDT 0.89 10 0 Normal
04/09/2026 11 PM PDT 0.89 10 0 Normal
04/10/2026 12 AM PDT 0.90 10 + Normal
04/10/2026 01 AM PDT 0.90 10 0 Normal
04/10/2026 02 AM PDT 0.90 10 0 Normal
04/10/2026 03 AM PDT 0.91 11 + Normal
04/10/2026 04 AM PDT 0.92 11 + Normal
04/10/2026 05 AM PDT 0.93 12 + Normal
04/10/2026 06 AM PDT 0.94 12 + Normal
04/10/2026 07 AM PDT 0.97 13 + Normal
04/10/2026 08 AM PDT 1.05 17 + Normal
04/10/2026 09 AM PDT 1.19 24 + Normal
04/10/2026 10 AM PDT 1.34 34 + Normal
04/10/2026 11 AM PDT 1.46 43 + Normal
04/10/2026 12 PM PDT 1.56 52 + Normal
04/10/2026 01 PM PDT 1.67 64 + Normal
04/10/2026 02 PM PDT 1.87 84 + Normal
04/10/2026 03 PM PDT 2.22 129 + Normal
04/10/2026 04 PM PDT 2.65 200 + Normal
04/10/2026 05 PM PDT 2.94 260 + Normal
04/10/2026 06 PM PDT 3.12 301 + Normal
04/10/2026 07 PM PDT 3.25 332 + Normal
04/10/2026 08 PM PDT 3.33 351 + Normal
04/10/2026 09 PM PDT 3.29 341 - Normal
04/10/2026 10 PM PDT 3.16 311 - Normal
04/10/2026 11 PM PDT 3.01 275 - Normal
04/11/2026 12 AM PDT 2.90 251 - Normal
04/11/2026 01 AM PDT 2.84 238 - Normal
04/11/2026 02 AM PDT 2.79 227 - Normal
04/11/2026 03 AM PDT 2.73 215 - Normal
04/11/2026 04 AM PDT 2.66 202 - Normal
04/11/2026 05 AM PDT 2.59 189 - Normal
04/11/2026 06 AM PDT 2.51 174 - Normal
04/11/2026 07 AM PDT 2.43 161 - Normal
04/11/2026 08 AM PDT 2.33 145 - Normal
04/11/2026 09 AM PDT 2.22 129 - Normal
04/11/2026 10 AM PDT 2.12 115 - Normal
04/11/2026 11 AM PDT 2.02 102 - Normal
04/11/2026 12 PM PDT 1.93 91 - Normal
04/11/2026 01 PM PDT 1.86 83 - Normal
04/11/2026 02 PM PDT 1.84 81 - Normal
04/11/2026 03 PM PDT 1.92 90 + Normal
04/11/2026 04 PM PDT 2.04 104 + Normal
04/11/2026 05 PM PDT 2.15 119 + Normal
04/11/2026 06 PM PDT 2.29 139 + Normal
04/11/2026 07 PM PDT 2.38 153 + Normal
04/11/2026 08 PM PDT 2.42 159 + Normal
04/11/2026 09 PM PDT 2.42 159 0 Normal
04/11/2026 10 PM PDT 2.38 153 - Normal
04/11/2026 11 PM PDT 2.37 151 - Normal
04/12/2026 12 AM PDT 2.35 148 - Normal
04/12/2026 01 AM PDT 2.30 140 - Normal
04/12/2026 02 AM PDT 2.23 130 - Normal
04/12/2026 03 AM PDT 2.17 121 - Normal
04/12/2026 04 AM PDT 2.12 115 - Normal
04/12/2026 05 AM PDT 2.07 108 - 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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