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ALAMEDA CREEK - NILES (NILC1)
| Latitude: 37.59º N | Longitude: 121.96º W | Elevation: 86 Feet | | Forecast Type: Unofficial Location |
| Location: Alameda County in California | Bulletin Group: Central Coast | River Group: South Bay |
| Issuance Time: | May 29 2026 at 7:26 AM PDT | Next Issuance: | May 30 2026 at 9:00 AM PDT
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| Action/Monitor: N/A | Minor Flood: 9.0 Feet | Moderate Flood: 10.5 Feet | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Alameda Creek - Niles (NILC1)
#
# File Generation Time: 05/29/2026 at 07:28 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 05/28/2026 at 05:00 PM PDT
# Maximum Observed Stage: 3.70 Feet
# Maximum Observed Flow: 188 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/29/2026 at 08:00 AM PDT
# Maximum Forecast Stage: 3.20 Feet
# Maximum Forecast Flow: 60 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
05/24/2026 07 AM PDT 2.66 11 Normal
05/24/2026 08 AM PDT 2.66 11 0 Normal
05/24/2026 09 AM PDT 2.67 11 + Normal
05/24/2026 10 AM PDT 2.67 11 0 Normal
05/24/2026 11 AM PDT 2.67 11 0 Normal
05/24/2026 12 PM PDT 2.67 11 0 Normal
05/24/2026 01 PM PDT 2.67 11 0 Normal
05/24/2026 02 PM PDT 2.68 12 + Normal
05/24/2026 03 PM PDT 2.67 11 - Normal
05/24/2026 04 PM PDT 2.67 11 0 Normal
05/24/2026 05 PM PDT 2.66 11 - Normal
05/24/2026 06 PM PDT 2.66 11 0 Normal
05/24/2026 07 PM PDT 2.65 10 - Normal
05/24/2026 08 PM PDT 2.65 10 0 Normal
05/24/2026 09 PM PDT 2.66 11 + Normal
05/24/2026 10 PM PDT 2.65 10 - Normal
05/24/2026 11 PM PDT 2.65 10 0 Normal
05/25/2026 12 AM PDT 2.65 10 0 Normal
05/25/2026 01 AM PDT 2.65 10 0 Normal
05/25/2026 02 AM PDT 2.66 11 + Normal
05/25/2026 03 AM PDT 2.66 11 0 Normal
05/25/2026 04 AM PDT 2.66 11 0 Normal
05/25/2026 05 AM PDT 2.66 11 0 Normal
05/25/2026 06 AM PDT 2.66 11 0 Normal
05/25/2026 07 AM PDT 2.66 11 0 Normal
05/25/2026 08 AM PDT 2.67 11 + Normal
05/25/2026 09 AM PDT 2.67 11 0 Normal
05/25/2026 10 AM PDT 2.67 11 0 Normal
05/25/2026 11 AM PDT 2.67 11 0 Normal
05/25/2026 12 PM PDT 2.68 12 + Normal
05/25/2026 01 PM PDT 2.68 12 0 Normal
05/25/2026 02 PM PDT 2.68 12 0 Normal
05/25/2026 03 PM PDT 2.68 12 0 Normal
05/25/2026 04 PM PDT 2.68 12 0 Normal
05/25/2026 05 PM PDT 2.67 11 - Normal
05/25/2026 06 PM PDT 2.67 11 0 Normal
05/25/2026 07 PM PDT 2.66 11 - Normal
05/25/2026 08 PM PDT 2.65 10 - Normal
05/25/2026 09 PM PDT 2.65 10 0 Normal
05/25/2026 10 PM PDT 2.65 10 0 Normal
05/25/2026 11 PM PDT 2.65 10 0 Normal
05/26/2026 12 AM PDT 2.66 11 + Normal
05/26/2026 01 AM PDT 2.66 11 0 Normal
05/26/2026 02 AM PDT 2.66 11 0 Normal
05/26/2026 03 AM PDT 2.67 11 + Normal
05/26/2026 04 AM PDT 2.67 11 0 Normal
05/26/2026 05 AM PDT 2.67 11 0 Normal
05/26/2026 06 AM PDT 2.68 12 + Normal
05/26/2026 07 AM PDT 2.68 12 0 Normal
05/26/2026 08 AM PDT 2.68 12 0 Normal
05/26/2026 09 AM PDT 2.67 11 - Normal
05/26/2026 10 AM PDT 2.67 11 0 Normal
05/26/2026 11 AM PDT 2.67 11 0 Normal
05/26/2026 12 PM PDT 2.68 12 + Normal
05/26/2026 01 PM PDT 2.68 12 0 Normal
05/26/2026 02 PM PDT 2.67 11 - Normal
05/26/2026 03 PM PDT 2.71 13 + Normal
05/26/2026 04 PM PDT 2.79 18 + Normal
05/26/2026 05 PM PDT 2.82 19 + Normal
05/26/2026 06 PM PDT 2.82 19 0 Normal
05/26/2026 07 PM PDT 2.81 19 - Normal
05/26/2026 08 PM PDT 2.78 17 - Normal
05/26/2026 09 PM PDT 2.75 15 - Normal
05/26/2026 10 PM PDT 2.73 14 - Normal
05/26/2026 11 PM PDT 2.71 13 - Normal
05/27/2026 12 AM PDT 2.70 13 - Normal
05/27/2026 01 AM PDT 2.69 12 - Normal
05/27/2026 02 AM PDT 2.69 12 0 Normal
05/27/2026 03 AM PDT 2.69 12 0 Normal
05/27/2026 04 AM PDT 2.72 14 + Normal
05/27/2026 05 AM PDT 2.77 16 + Normal
05/27/2026 06 AM PDT 2.79 18 + Normal
05/27/2026 07 AM PDT 2.80 18 + Normal
05/27/2026 08 AM PDT 2.80 18 0 Normal
05/27/2026 09 AM PDT 2.81 19 + Normal
05/27/2026 10 AM PDT 2.81 19 0 Normal
05/27/2026 11 AM PDT 2.81 19 0 Normal
05/27/2026 12 PM PDT 2.81 19 0 Normal
05/27/2026 01 PM PDT 2.82 19 + Normal
05/27/2026 02 PM PDT 2.83 20 + Normal
05/27/2026 03 PM PDT 2.84 21 + Normal
05/27/2026 04 PM PDT 2.84 21 0 Normal
05/27/2026 05 PM PDT 2.84 21 0 Normal
05/27/2026 06 PM PDT 2.84 21 0 Normal
05/27/2026 07 PM PDT 2.82 19 - Normal
05/27/2026 08 PM PDT 2.79 18 - Normal
05/27/2026 09 PM PDT 2.77 16 - Normal
05/27/2026 10 PM PDT 2.74 15 - Normal
05/27/2026 11 PM PDT 2.73 14 - Normal
05/28/2026 12 AM PDT 2.72 14 - Normal
05/28/2026 01 AM PDT 2.72 14 0 Normal
05/28/2026 02 AM PDT 2.72 14 0 Normal
05/28/2026 03 AM PDT 2.72 14 0 Normal
05/28/2026 04 AM PDT 2.76 16 + Normal
05/28/2026 05 AM PDT 2.80 18 + Normal
05/28/2026 06 AM PDT 2.82 19 + Normal
05/28/2026 07 AM PDT 2.83 20 + Normal
05/28/2026 08 AM PDT 2.84 21 + Normal
05/28/2026 09 AM PDT 2.85 21 + Normal
05/28/2026 10 AM PDT 2.87 23 + Normal
05/28/2026 11 AM PDT 2.92 27 + Normal
05/28/2026 12 PM PDT 2.94 28 + Normal
05/28/2026 01 PM PDT 2.95 29 + Normal
05/28/2026 02 PM PDT 2.95 29 0 Normal
05/28/2026 03 PM PDT 2.97 31 + Normal
05/28/2026 04 PM PDT 3.66 174 + Normal
05/28/2026 05 PM PDT 3.70 188 + Normal
05/28/2026 06 PM PDT 3.63 163 - Normal
05/28/2026 07 PM PDT 3.55 138 - Normal
05/28/2026 08 PM PDT 3.48 118 - Normal
05/28/2026 09 PM PDT 3.42 103 - Normal
05/28/2026 10 PM PDT 3.38 94 - Normal
05/28/2026 11 PM PDT 3.34 85 - Normal
05/29/2026 12 AM PDT 3.32 81 - Normal
05/29/2026 01 AM PDT 3.31 79 - Normal
05/29/2026 02 AM PDT 3.31 79 0 Normal
05/29/2026 03 AM PDT 3.30 77 - Normal
05/29/2026 04 AM PDT 3.29 76 - Normal
05/29/2026 05 AM PDT 3.28 74 - Normal
05/29/2026 06 AM PDT 3.25 68 - Normal
05/29/2026 07 AM PDT 3.22 63 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/29/2026 08 AM PDT 3.20 60 Normal
05/29/2026 09 AM PDT 3.17 55 - Normal
05/29/2026 10 AM PDT 3.14 51 - Normal
05/29/2026 11 AM PDT 3.11 47 - Normal
05/29/2026 12 PM PDT 3.08 43 - Normal
05/29/2026 01 PM PDT 3.04 38 - Normal
05/29/2026 02 PM PDT 3.01 35 - Normal
05/29/2026 03 PM PDT 2.98 32 - Normal
05/29/2026 04 PM PDT 2.95 29 - Normal
05/29/2026 05 PM PDT 2.92 27 - Normal
05/29/2026 06 PM PDT 2.89 24 - Normal
05/29/2026 07 PM PDT 2.87 23 - Normal
05/29/2026 08 PM PDT 2.85 21 - Normal
05/29/2026 09 PM PDT 2.84 21 - Normal
05/29/2026 10 PM PDT 2.82 19 - Normal
05/29/2026 11 PM PDT 2.81 19 - Normal
05/30/2026 12 AM PDT 2.81 19 0 Normal
05/30/2026 01 AM PDT 2.80 18 - Normal
05/30/2026 02 AM PDT 2.79 18 - Normal
05/30/2026 03 AM PDT 2.79 18 0 Normal
05/30/2026 04 AM PDT 2.79 18 0 Normal
05/30/2026 05 AM PDT 2.79 18 0 Normal
05/30/2026 06 AM PDT 2.78 17 - Normal
05/30/2026 07 AM PDT 2.78 17 0 Normal
05/30/2026 08 AM PDT 2.78 17 0 Normal
05/30/2026 09 AM PDT 2.78 17 0 Normal
05/30/2026 10 AM PDT 2.78 17 0 Normal
05/30/2026 11 AM PDT 2.78 17 0 Normal
05/30/2026 12 PM PDT 2.78 17 0 Normal
05/30/2026 01 PM PDT 2.78 17 0 Normal
05/30/2026 02 PM PDT 2.78 17 0 Normal
05/30/2026 03 PM PDT 2.78 17 0 Normal
05/30/2026 04 PM PDT 2.78 17 0 Normal
05/30/2026 05 PM PDT 2.78 17 0 Normal
05/30/2026 06 PM PDT 2.78 17 0 Normal
05/30/2026 07 PM PDT 2.77 16 - Normal
05/30/2026 08 PM PDT 2.77 16 0 Normal
05/30/2026 09 PM PDT 2.77 16 0 Normal
05/30/2026 10 PM PDT 2.77 16 0 Normal
05/30/2026 11 PM PDT 2.77 16 0 Normal
05/31/2026 12 AM PDT 2.77 16 0 Normal
05/31/2026 01 AM PDT 2.77 16 0 Normal
05/31/2026 02 AM PDT 2.77 16 0 Normal
05/31/2026 03 AM PDT 2.77 16 0 Normal
05/31/2026 04 AM PDT 2.77 16 0 Normal
05/31/2026 05 AM PDT 2.77 16 0 Normal
05/31/2026 06 AM PDT 2.77 16 0 Normal
05/31/2026 07 AM PDT 2.77 16 0 Normal
05/31/2026 08 AM PDT 2.77 16 0 Normal
05/31/2026 09 AM PDT 2.77 16 0 Normal
05/31/2026 10 AM PDT 2.77 16 0 Normal
05/31/2026 11 AM PDT 2.77 16 0 Normal
05/31/2026 12 PM PDT 2.77 16 0 Normal
05/31/2026 01 PM PDT 2.77 16 0 Normal
05/31/2026 02 PM PDT 2.77 16 0 Normal
05/31/2026 03 PM PDT 2.77 16 0 Normal
05/31/2026 04 PM PDT 2.77 16 0 Normal
05/31/2026 05 PM PDT 2.77 16 0 Normal
05/31/2026 06 PM PDT 2.77 16 0 Normal
05/31/2026 07 PM PDT 2.77 16 0 Normal
05/31/2026 08 PM PDT 2.77 16 0 Normal
05/31/2026 09 PM PDT 2.77 16 0 Normal
05/31/2026 10 PM PDT 2.77 16 0 Normal
05/31/2026 11 PM PDT 2.77 16 0 Normal
06/01/2026 12 AM PDT 2.77 16 0 Normal
06/01/2026 01 AM PDT 2.77 16 0 Normal
06/01/2026 02 AM PDT 2.77 16 0 Normal
06/01/2026 03 AM PDT 2.77 16 0 Normal
06/01/2026 04 AM PDT 2.77 16 0 Normal
06/01/2026 05 AM PDT 2.77 16 0 Normal
06/01/2026 06 AM PDT 2.77 16 0 Normal
06/01/2026 07 AM PDT 2.77 16 0 Normal
06/01/2026 08 AM PDT 2.77 16 0 Normal
06/01/2026 09 AM PDT 2.77 16 0 Normal
06/01/2026 10 AM PDT 2.77 16 0 Normal
06/01/2026 11 AM PDT 2.77 16 0 Normal
06/01/2026 12 PM PDT 2.77 16 0 Normal
06/01/2026 01 PM PDT 2.77 16 0 Normal
06/01/2026 02 PM PDT 2.77 16 0 Normal
06/01/2026 03 PM PDT 2.77 16 0 Normal
06/01/2026 04 PM PDT 2.76 16 - Normal
06/01/2026 05 PM PDT 2.76 16 0 Normal
06/01/2026 06 PM PDT 2.76 16 0 Normal
06/01/2026 07 PM PDT 2.76 16 0 Normal
06/01/2026 08 PM PDT 2.76 16 0 Normal
06/01/2026 09 PM PDT 2.76 16 0 Normal
06/01/2026 10 PM PDT 2.76 16 0 Normal
06/01/2026 11 PM PDT 2.76 16 0 Normal
06/02/2026 12 AM PDT 2.76 16 0 Normal
06/02/2026 01 AM PDT 2.76 16 0 Normal
06/02/2026 02 AM PDT 2.76 16 0 Normal
06/02/2026 03 AM PDT 2.76 16 0 Normal
06/02/2026 04 AM PDT 2.76 16 0 Normal
06/02/2026 05 AM PDT 2.76 16 0 Normal
06/02/2026 06 AM PDT 2.76 16 0 Normal
06/02/2026 07 AM PDT 2.76 16 0 Normal
06/02/2026 08 AM PDT 2.76 16 0 Normal
06/02/2026 09 AM PDT 2.76 16 0 Normal
06/02/2026 10 AM PDT 2.76 16 0 Normal
06/02/2026 11 AM PDT 2.76 16 0 Normal
06/02/2026 12 PM PDT 2.76 16 0 Normal
06/02/2026 01 PM PDT 2.76 16 0 Normal
06/02/2026 02 PM PDT 2.76 16 0 Normal
06/02/2026 03 PM PDT 2.76 16 0 Normal
06/02/2026 04 PM PDT 2.76 16 0 Normal
06/02/2026 05 PM PDT 2.76 16 0 Normal
06/02/2026 06 PM PDT 2.76 16 0 Normal
06/02/2026 07 PM PDT 2.76 16 0 Normal
06/02/2026 08 PM PDT 2.76 16 0 Normal
06/02/2026 09 PM PDT 2.76 16 0 Normal
06/02/2026 10 PM PDT 2.75 15 - Normal
06/02/2026 11 PM PDT 2.75 15 0 Normal
06/03/2026 12 AM PDT 2.75 15 0 Normal
06/03/2026 01 AM PDT 2.75 15 0 Normal
06/03/2026 02 AM PDT 2.75 15 0 Normal
06/03/2026 03 AM PDT 2.75 15 0 Normal
06/03/2026 04 AM PDT 2.75 15 0 Normal
06/03/2026 05 AM PDT 2.75 15 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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