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SAN LORENZO CREEK - HAYWARD (LRZC1)
| Latitude: 37.69º N | Longitude: 122.06º W | Elevation: 133 Feet | | Forecast Type: Unofficial Location |
| Location: Alameda County in California | Bulletin Group: Central Coast | River Group: South Bay |
| Issuance Time: | Feb 15 2026 at 7:40 AM PST | Next Issuance: | Feb 16 2026 at 9:00 AM PST
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| Action/Monitor: 20.85 Feet | Minor Flood: 24.6 Feet | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Lorenzo Creek - Hayward (LRZC1)
#
# File Generation Time: 02/15/2026 at 07:44 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 02/11/2026 at 04:00 AM PST
# Maximum Observed Stage: 3.22 Feet
# Maximum Observed Flow: 19 cfs
#
# Earliest Date & Time of Maximum Forecast: 02/17/2026 at 09:00 PM PST
# Maximum Forecast Stage: 4.62 Feet
# Maximum Forecast Flow: 116 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
02/10/2026 07 AM PST 2.83 5 Normal
02/10/2026 08 AM PST 2.82 4 - Normal
02/10/2026 09 AM PST 2.83 5 + Normal
02/10/2026 10 AM PST 2.83 5 0 Normal
02/10/2026 11 AM PST 2.83 5 0 Normal
02/10/2026 12 PM PST 2.83 5 0 Normal
02/10/2026 01 PM PST 2.83 5 0 Normal
02/10/2026 02 PM PST 2.83 5 0 Normal
02/10/2026 03 PM PST 2.83 5 0 Normal
02/10/2026 04 PM PST 2.83 5 0 Normal
02/10/2026 05 PM PST 2.80 4 - Normal
02/10/2026 06 PM PST 2.84 5 + Normal
02/10/2026 07 PM PST 2.85 5 + Normal
02/10/2026 08 PM PST 2.88 6 + Normal
02/10/2026 09 PM PST 2.90 6 + Normal
02/10/2026 10 PM PST 2.92 7 + Normal
02/10/2026 11 PM PST 2.89 6 - Normal
02/11/2026 12 AM PST 2.86 5 - Normal
02/11/2026 01 AM PST 2.86 5 0 Normal
02/11/2026 02 AM PST 2.95 8 + Normal
02/11/2026 03 AM PST 3.03 11 + Normal
02/11/2026 04 AM PST 3.22 19 + Normal
02/11/2026 05 AM PST 3.08 13 - Normal
02/11/2026 06 AM PST 2.99 9 - Normal
02/11/2026 07 AM PST 2.97 9 - Normal
02/11/2026 08 AM PST 2.94 8 - Normal
02/11/2026 09 AM PST 2.91 7 - Normal
02/11/2026 10 AM PST 2.89 6 - Normal
02/11/2026 11 AM PST 2.87 6 - Normal
02/11/2026 12 PM PST 2.86 5 - Normal
02/11/2026 01 PM PST 2.85 5 - Normal
02/11/2026 02 PM PST 2.85 5 0 Normal
02/11/2026 03 PM PST 2.86 5 + Normal
02/11/2026 04 PM PST 2.88 6 + Normal
02/11/2026 05 PM PST 2.89 6 + Normal
02/11/2026 06 PM PST 2.88 6 - Normal
02/11/2026 07 PM PST 2.87 6 - Normal
02/11/2026 08 PM PST 2.86 5 - Normal
02/11/2026 09 PM PST 2.84 5 - Normal
02/11/2026 10 PM PST 2.83 5 - Normal
02/11/2026 11 PM PST 2.82 4 - Normal
02/12/2026 12 AM PST 2.83 5 + Normal
02/12/2026 01 AM PST 2.83 5 0 Normal
02/12/2026 02 AM PST 2.83 5 0 Normal
02/12/2026 03 AM PST 2.81 4 - Normal
02/12/2026 04 AM PST 2.82 4 + Normal
02/12/2026 05 AM PST 2.81 4 - Normal
02/12/2026 06 AM PST 2.80 4 - Normal
02/12/2026 07 AM PST 2.80 4 0 Normal
02/12/2026 08 AM PST 2.80 4 0 Normal
02/12/2026 09 AM PST 2.80 4 0 Normal
02/12/2026 10 AM PST 2.80 4 0 Normal
02/12/2026 11 AM PST 2.80 4 0 Normal
02/12/2026 12 PM PST 2.80 4 0 Normal
02/12/2026 01 PM PST 2.80 4 0 Normal
02/12/2026 02 PM PST 2.80 4 0 Normal
02/12/2026 03 PM PST 2.80 4 0 Normal
02/12/2026 04 PM PST 2.80 4 0 Normal
02/12/2026 05 PM PST 2.80 4 0 Normal
02/12/2026 06 PM PST 2.80 4 0 Normal
02/12/2026 07 PM PST 2.80 4 0 Normal
02/12/2026 08 PM PST 2.80 4 0 Normal
02/12/2026 09 PM PST 2.80 4 0 Normal
02/12/2026 10 PM PST 2.80 4 0 Normal
02/12/2026 11 PM PST 2.80 4 0 Normal
02/13/2026 12 AM PST 2.80 4 0 Normal
02/13/2026 01 AM PST 2.80 4 0 Normal
02/13/2026 02 AM PST 2.80 4 0 Normal
02/13/2026 03 AM PST 2.80 4 0 Normal
02/13/2026 04 AM PST 2.80 4 0 Normal
02/13/2026 05 AM PST 2.80 4 0 Normal
02/13/2026 06 AM PST 2.80 4 0 Normal
02/13/2026 07 AM PST 2.80 4 0 Normal
02/13/2026 08 AM PST 2.80 4 0 Normal
02/13/2026 09 AM PST 2.80 4 0 Normal
02/13/2026 10 AM PST 2.80 4 0 Normal
02/13/2026 11 AM PST 2.80 4 0 Normal
02/13/2026 12 PM PST 2.80 4 0 Normal
02/13/2026 01 PM PST 2.80 4 0 Normal
02/13/2026 02 PM PST 2.80 4 0 Normal
02/13/2026 03 PM PST 2.80 4 0 Normal
02/13/2026 04 PM PST 2.80 4 0 Normal
02/13/2026 05 PM PST 2.80 4 0 Normal
02/13/2026 06 PM PST 2.80 4 0 Normal
02/13/2026 07 PM PST 2.80 4 0 Normal
02/13/2026 08 PM PST 2.80 4 0 Normal
02/13/2026 09 PM PST 2.80 4 0 Normal
02/13/2026 10 PM PST 2.80 4 0 Normal
02/13/2026 11 PM PST 2.80 4 0 Normal
02/14/2026 12 AM PST 2.80 4 0 Normal
02/14/2026 01 AM PST 2.80 4 0 Normal
02/14/2026 02 AM PST 2.80 4 0 Normal
02/14/2026 03 AM PST 2.80 4 0 Normal
02/14/2026 04 AM PST 2.80 4 0 Normal
02/14/2026 05 AM PST 2.80 4 0 Normal
02/14/2026 06 AM PST 2.80 4 0 Normal
02/14/2026 07 AM PST 2.80 4 0 Normal
02/14/2026 08 AM PST 2.80 4 0 Normal
02/14/2026 09 AM PST 2.79 4 - Normal
02/14/2026 10 AM PST 2.80 4 + Normal
02/14/2026 11 AM PST 2.80 4 0 Normal
02/14/2026 12 PM PST 2.80 4 0 Normal
02/14/2026 01 PM PST 2.80 4 0 Normal
02/14/2026 02 PM PST 2.80 4 0 Normal
02/14/2026 03 PM PST 2.80 4 0 Normal
02/14/2026 04 PM PST 2.80 4 0 Normal
02/14/2026 05 PM PST 2.80 4 0 Normal
02/14/2026 06 PM PST 2.80 4 0 Normal
02/14/2026 07 PM PST 2.80 4 0 Normal
02/14/2026 08 PM PST 2.80 4 0 Normal
02/14/2026 09 PM PST 2.80 4 0 Normal
02/14/2026 10 PM PST 2.80 4 0 Normal
02/14/2026 11 PM PST 2.80 4 0 Normal
02/15/2026 12 AM PST 2.80 4 0 Normal
02/15/2026 01 AM PST 2.80 4 0 Normal
02/15/2026 02 AM PST 2.80 4 0 Normal
02/15/2026 03 AM PST 2.80 4 0 Normal
02/15/2026 04 AM PST 2.80 4 0 Normal
02/15/2026 05 AM PST 2.80 4 0 Normal
02/15/2026 06 AM PST 2.80 4 0 Normal
02/15/2026 07 AM PST 2.80 4 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
02/15/2026 08 AM PST 2.80 4 Normal
02/15/2026 09 AM PST 2.79 4 - Normal
02/15/2026 10 AM PST 2.79 4 0 Normal
02/15/2026 11 AM PST 2.79 4 0 Normal
02/15/2026 12 PM PST 2.79 4 0 Normal
02/15/2026 01 PM PST 2.79 4 0 Normal
02/15/2026 02 PM PST 2.80 4 + Normal
02/15/2026 03 PM PST 2.83 5 + Normal
02/15/2026 04 PM PST 2.84 5 + Normal
02/15/2026 05 PM PST 2.83 5 - Normal
02/15/2026 06 PM PST 2.84 5 + Normal
02/15/2026 07 PM PST 2.88 6 + Normal
02/15/2026 08 PM PST 2.97 9 + Normal
02/15/2026 09 PM PST 3.09 13 + Normal
02/15/2026 10 PM PST 3.25 20 + Normal
02/15/2026 11 PM PST 3.49 27 + Normal
02/16/2026 12 AM PST 3.63 35 + Normal
02/16/2026 01 AM PST 3.75 43 + Normal
02/16/2026 02 AM PST 3.85 50 + Normal
02/16/2026 03 AM PST 3.89 53 + Normal
02/16/2026 04 AM PST 3.88 52 - Normal
02/16/2026 05 AM PST 3.86 50 - Normal
02/16/2026 06 AM PST 3.83 48 - Normal
02/16/2026 07 AM PST 3.79 46 - Normal
02/16/2026 08 AM PST 3.75 43 - Normal
02/16/2026 09 AM PST 3.69 39 - Normal
02/16/2026 10 AM PST 3.64 36 - Normal
02/16/2026 11 AM PST 3.60 33 - Normal
02/16/2026 12 PM PST 3.61 34 + Normal
02/16/2026 01 PM PST 3.64 36 + Normal
02/16/2026 02 PM PST 3.69 39 + Normal
02/16/2026 03 PM PST 3.75 43 + Normal
02/16/2026 04 PM PST 3.77 44 + Normal
02/16/2026 05 PM PST 3.77 44 0 Normal
02/16/2026 06 PM PST 3.73 42 - Normal
02/16/2026 07 PM PST 3.71 40 - Normal
02/16/2026 08 PM PST 3.73 42 + Normal
02/16/2026 09 PM PST 3.77 44 + Normal
02/16/2026 10 PM PST 3.78 45 + Normal
02/16/2026 11 PM PST 3.78 45 0 Normal
02/17/2026 12 AM PST 3.78 45 0 Normal
02/17/2026 01 AM PST 3.79 46 + Normal
02/17/2026 02 AM PST 3.79 46 0 Normal
02/17/2026 03 AM PST 3.77 44 - Normal
02/17/2026 04 AM PST 3.74 42 - Normal
02/17/2026 05 AM PST 3.67 38 - Normal
02/17/2026 06 AM PST 3.55 30 - Normal
02/17/2026 07 AM PST 3.39 24 - Normal
02/17/2026 08 AM PST 3.23 19 - Normal
02/17/2026 09 AM PST 3.18 17 - Normal
02/17/2026 10 AM PST 3.18 17 0 Normal
02/17/2026 11 AM PST 3.28 21 + Normal
02/17/2026 12 PM PST 3.49 27 + Normal
02/17/2026 01 PM PST 3.62 35 + Normal
02/17/2026 02 PM PST 3.74 42 + Normal
02/17/2026 03 PM PST 3.91 54 + Normal
02/17/2026 04 PM PST 4.14 72 + Normal
02/17/2026 05 PM PST 4.30 86 + Normal
02/17/2026 06 PM PST 4.38 93 + Normal
02/17/2026 07 PM PST 4.42 97 + Normal
02/17/2026 08 PM PST 4.50 104 + Normal
02/17/2026 09 PM PST 4.62 116 + Normal
02/17/2026 10 PM PST 4.53 107 - Normal
02/17/2026 11 PM PST 4.42 97 - Normal
02/18/2026 12 AM PST 4.38 93 - Normal
02/18/2026 01 AM PST 4.36 91 - Normal
02/18/2026 02 AM PST 4.36 91 0 Normal
02/18/2026 03 AM PST 4.35 90 - Normal
02/18/2026 04 AM PST 4.32 87 - Normal
02/18/2026 05 AM PST 4.26 82 - Normal
02/18/2026 06 AM PST 4.22 79 - Normal
02/18/2026 07 AM PST 4.19 76 - Normal
02/18/2026 08 AM PST 4.17 74 - Normal
02/18/2026 09 AM PST 4.15 73 - Normal
02/18/2026 10 AM PST 4.12 70 - Normal
02/18/2026 11 AM PST 4.04 64 - Normal
02/18/2026 12 PM PST 3.96 58 - Normal
02/18/2026 01 PM PST 3.90 53 - Normal
02/18/2026 02 PM PST 3.86 50 - Normal
02/18/2026 03 PM PST 3.84 49 - Normal
02/18/2026 04 PM PST 3.83 48 - Normal
02/18/2026 05 PM PST 3.82 48 - Normal
02/18/2026 06 PM PST 3.82 48 0 Normal
02/18/2026 07 PM PST 3.81 47 - Normal
02/18/2026 08 PM PST 3.81 47 0 Normal
02/18/2026 09 PM PST 3.82 48 + Normal
02/18/2026 10 PM PST 3.83 48 + Normal
02/18/2026 11 PM PST 3.85 50 + Normal
02/19/2026 12 AM PST 3.88 52 + Normal
02/19/2026 01 AM PST 3.91 54 + Normal
02/19/2026 02 AM PST 3.92 55 + Normal
02/19/2026 03 AM PST 3.93 55 + Normal
02/19/2026 04 AM PST 3.96 58 + Normal
02/19/2026 05 AM PST 4.01 62 + Normal
02/19/2026 06 AM PST 4.06 65 + Normal
02/19/2026 07 AM PST 4.09 68 + Normal
02/19/2026 08 AM PST 4.12 70 + Normal
02/19/2026 09 AM PST 4.14 72 + Normal
02/19/2026 10 AM PST 4.16 74 + Normal
02/19/2026 11 AM PST 4.18 75 + Normal
02/19/2026 12 PM PST 4.20 77 + Normal
02/19/2026 01 PM PST 4.22 79 + Normal
02/19/2026 02 PM PST 4.22 79 0 Normal
02/19/2026 03 PM PST 4.22 79 0 Normal
02/19/2026 04 PM PST 4.20 77 - Normal
02/19/2026 05 PM PST 4.15 73 - Normal
02/19/2026 06 PM PST 4.10 69 - Normal
02/19/2026 07 PM PST 4.07 66 - Normal
02/19/2026 08 PM PST 4.04 64 - Normal
02/19/2026 09 PM PST 4.03 63 - Normal
02/19/2026 10 PM PST 4.01 62 - Normal
02/19/2026 11 PM PST 3.98 59 - Normal
02/20/2026 12 AM PST 3.95 57 - Normal
02/20/2026 01 AM PST 3.92 55 - Normal
02/20/2026 02 AM PST 3.91 54 - Normal
02/20/2026 03 AM PST 3.89 53 - Normal
02/20/2026 04 AM PST 3.88 52 - 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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