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

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SAN LORENZO CREEK - HAYWARD (LRZC1)
Latitude: 37.69º NLongitude: 122.06º WElevation: 133 Feet
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Mar 03 2024 at 9:01 AM PSTNext Issuance: Mar 04 2024 at 9:00 AM PST
Monitor Stage: 20.85 FeetFlood Stage: 24.6 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Lorenzo Creek - Hayward (LRZC1)
#
# File Generation Time:  03/03/2024 at 09:02 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/02/2024 at 05:00 AM PST
# Maximum Observed Stage:                       6.2 Feet
# Maximum Observed Flow:                        262 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/03/2024 at 06:00 PM PST
# Maximum Forecast Stage:                       4.7 Feet
# Maximum Forecast Flow:                        102 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/27/2024 09 AM PST             4.0             44                        Normal
  02/27/2024 10 AM PST             4.0             44         -              Normal
  02/27/2024 11 AM PST             4.0             44         0              Normal
  02/27/2024 12 PM PST             4.0             44         0              Normal
  02/27/2024 01 PM PST             4.0             43         -              Normal
  02/27/2024 02 PM PST             4.0             43         0              Normal
  02/27/2024 03 PM PST             4.0             43         0              Normal
  02/27/2024 04 PM PST             3.9             42         -              Normal
  02/27/2024 05 PM PST             3.9             42         0              Normal
  02/27/2024 06 PM PST             3.9             42         0              Normal
  02/27/2024 07 PM PST             3.9             42         -              Normal
  02/27/2024 08 PM PST             3.9             42         0              Normal
  02/27/2024 09 PM PST             3.9             41         -              Normal
  02/27/2024 10 PM PST             3.9             41         0              Normal
  02/27/2024 11 PM PST             3.9             41         -              Normal
  02/28/2024 12 AM PST             3.9             41         0              Normal
  02/28/2024 01 AM PST             3.9             41         0              Normal
  02/28/2024 02 AM PST             3.9             41         0              Normal
  02/28/2024 03 AM PST             3.9             41         0              Normal
  02/28/2024 04 AM PST             3.9             41         0              Normal
  02/28/2024 05 AM PST             3.9             41         0              Normal
  02/28/2024 06 AM PST             3.9             41         0              Normal
  02/28/2024 07 AM PST             3.9             41         0              Normal
  02/28/2024 08 AM PST             3.9             41         0              Normal
  02/28/2024 09 AM PST             3.9             40         -              Normal
  02/28/2024 10 AM PST             3.9             41         +              Normal
  02/28/2024 11 AM PST             3.9             41         0              Normal
  02/28/2024 12 PM PST             3.9             41         0              Normal
  02/28/2024 01 PM PST             3.9             40         -              Normal
  02/28/2024 02 PM PST             3.9             40         0              Normal
  02/28/2024 03 PM PST             3.9             41         +              Normal
  02/28/2024 04 PM PST             3.9             40         -              Normal
  02/28/2024 05 PM PST             3.9             40         0              Normal
  02/28/2024 06 PM PST             3.9             40         -              Normal
  02/28/2024 07 PM PST             3.9             40         0              Normal
  02/28/2024 08 PM PST             3.9             39         -              Normal
  02/28/2024 09 PM PST             3.9             39         0              Normal
  02/28/2024 10 PM PST             3.9             39         0              Normal
  02/28/2024 11 PM PST             3.9             38         -              Normal
  02/29/2024 12 AM PST             3.9             38         0              Normal
  02/29/2024 01 AM PST             3.9             38         0              Normal
  02/29/2024 02 AM PST             3.9             38         0              Normal
  02/29/2024 03 AM PST             3.9             38         0              Normal
  02/29/2024 04 AM PST             3.9             38         0              Normal
  02/29/2024 05 AM PST             3.9             38         0              Normal
  02/29/2024 06 AM PST             3.9             38         0              Normal
  02/29/2024 07 AM PST             3.9             38         0              Normal
  02/29/2024 08 AM PST             3.9             38         0              Normal
  02/29/2024 09 AM PST             3.9             38         0              Normal
  02/29/2024 10 AM PST             3.9             38         0              Normal
  02/29/2024 11 AM PST             3.9             38         0              Normal
  02/29/2024 12 PM PST             3.9             38         0              Normal
  02/29/2024 01 PM PST             3.9             38         0              Normal
  02/29/2024 02 PM PST             3.9             39         +              Normal
  02/29/2024 03 PM PST             3.9             39         0              Normal
  02/29/2024 04 PM PST             3.9             39         0              Normal
  02/29/2024 05 PM PST             3.9             38         -              Normal
  02/29/2024 06 PM PST             4.2             61         +              Normal
  02/29/2024 07 PM PST             4.5             78         +              Normal
  02/29/2024 08 PM PST             4.5             78         0              Normal
  02/29/2024 09 PM PST             4.4             73         -              Normal
  02/29/2024 10 PM PST             4.4             73         0              Normal
  02/29/2024 11 PM PST             4.3             70         -              Normal
  03/01/2024 12 AM PST             4.3             64         -              Normal
  03/01/2024 01 AM PST             4.2             60         -              Normal
  03/01/2024 02 AM PST             4.2             59         -              Normal
  03/01/2024 03 AM PST             4.2             58         -              Normal
  03/01/2024 04 AM PST             4.1             55         -              Normal
  03/01/2024 05 AM PST             4.1             55         -              Normal
  03/01/2024 06 AM PST             4.1             54         -              Normal
  03/01/2024 07 AM PST             4.1             53         -              Normal
  03/01/2024 08 AM PST             4.1             52         -              Normal
  03/01/2024 09 AM PST             4.1             52         0              Normal
  03/01/2024 10 AM PST             4.1             53         +              Normal
  03/01/2024 11 AM PST             4.1             51         -              Normal
  03/01/2024 12 PM PST             4.0             49         -              Normal
  03/01/2024 01 PM PST             4.0             47         -              Normal
  03/01/2024 02 PM PST             4.0             46         -              Normal
  03/01/2024 03 PM PST             4.0             46         -              Normal
  03/01/2024 04 PM PST             4.0             45         -              Normal
  03/01/2024 05 PM PST             4.0             44         -              Normal
  03/01/2024 06 PM PST             4.0             44         0              Normal
  03/01/2024 07 PM PST             4.0             44         0              Normal
  03/01/2024 08 PM PST             4.0             44         0              Normal
  03/01/2024 09 PM PST             4.2             58         +              Normal
  03/01/2024 10 PM PST             4.8            109         +              Normal
  03/01/2024 11 PM PST             5.0            123         +              Normal
  03/02/2024 12 AM PST             5.8            202         +              Normal
  03/02/2024 01 AM PST             6.1            243         +              Normal
  03/02/2024 02 AM PST             6.0            235         -              Normal
  03/02/2024 03 AM PST             6.2            259         +              Normal
  03/02/2024 04 AM PST             5.8            208         -              Normal
  03/02/2024 05 AM PST             6.2            262         +              Normal
  03/02/2024 06 AM PST             6.0            240         -              Normal
  03/02/2024 07 AM PST             5.9            220         -              Normal
  03/02/2024 08 AM PST             5.9            220         0              Normal
  03/02/2024 09 AM PST             5.7            191         -              Normal
  03/02/2024 10 AM PST             5.5            180         -              Normal
  03/02/2024 11 AM PST             5.4            168         -              Normal
  03/02/2024 12 PM PST             5.3            156         -              Normal
  03/02/2024 01 PM PST             5.4            162         +              Normal
  03/02/2024 02 PM PST             5.2            146         -              Normal
  03/02/2024 03 PM PST             5.1            135         -              Normal
  03/02/2024 04 PM PST             5.0            133         -              Normal
  03/02/2024 05 PM PST             5.0            129         -              Normal
  03/02/2024 06 PM PST             5.1            137         +              Normal
  03/02/2024 07 PM PST             5.1            138         +              Normal
  03/02/2024 08 PM PST             5.1            141         +              Normal
  03/02/2024 09 PM PST             5.1            141         0              Normal
  03/02/2024 10 PM PST             4.5             86         -              Normal
  03/02/2024 11 PM PST             4.6             89         +              Normal
  03/03/2024 12 AM PST             4.6             87         -              Normal
  03/03/2024 01 AM PST             4.5             84         -              Normal
  03/03/2024 02 AM PST             4.6             89         +              Normal
  03/03/2024 03 AM PST             4.6             89         0              Normal
  03/03/2024 04 AM PST             4.6             90         +              Normal
  03/03/2024 05 AM PST             4.6             91         +              Normal
  03/03/2024 06 AM PST             4.5             84         -              Normal
  03/03/2024 07 AM PST             4.5             81         -              Normal
  03/03/2024 08 AM PST             4.5             83         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/03/2024 09 AM PST             4.5             86                        Normal
  03/03/2024 10 AM PST             4.6             92         +              Normal
  03/03/2024 11 AM PST             4.6             94         +              Normal
  03/03/2024 12 PM PST             4.7             97         +              Normal
  03/03/2024 01 PM PST             4.7             98         +              Normal
  03/03/2024 02 PM PST             4.7             99         +              Normal
  03/03/2024 03 PM PST             4.7            100         +              Normal
  03/03/2024 04 PM PST             4.7            100         +              Normal
  03/03/2024 05 PM PST             4.7            101         +              Normal
  03/03/2024 06 PM PST             4.7            102         +              Normal
  03/03/2024 07 PM PST             4.7            102         0              Normal
  03/03/2024 08 PM PST             4.7            101         -              Normal
  03/03/2024 09 PM PST             4.7             97         -              Normal
  03/03/2024 10 PM PST             4.6             91         -              Normal
  03/03/2024 11 PM PST             4.5             86         -              Normal
  03/04/2024 12 AM PST             4.5             84         -              Normal
  03/04/2024 01 AM PST             4.5             83         -              Normal
  03/04/2024 02 AM PST             4.5             81         -              Normal
  03/04/2024 03 AM PST             4.5             78         -              Normal
  03/04/2024 04 AM PST             4.4             74         -              Normal
  03/04/2024 05 AM PST             4.3             70         -              Normal
  03/04/2024 06 AM PST             4.3             68         -              Normal
  03/04/2024 07 AM PST             4.3             67         -              Normal
  03/04/2024 08 AM PST             4.3             66         -              Normal
  03/04/2024 09 AM PST             4.3             64         -              Normal
  03/04/2024 10 AM PST             4.2             63         -              Normal
  03/04/2024 11 AM PST             4.2             61         -              Normal
  03/04/2024 12 PM PST             4.2             61         -              Normal
  03/04/2024 01 PM PST             4.2             60         -              Normal
  03/04/2024 02 PM PST             4.2             59         -              Normal
  03/04/2024 03 PM PST             4.2             59         -              Normal
  03/04/2024 04 PM PST             4.2             58         -              Normal
  03/04/2024 05 PM PST             4.2             58         0              Normal
  03/04/2024 06 PM PST             4.2             57         -              Normal
  03/04/2024 07 PM PST             4.2             57         -              Normal
  03/04/2024 08 PM PST             4.2             56         -              Normal
  03/04/2024 09 PM PST             4.1             55         -              Normal
  03/04/2024 10 PM PST             4.1             55         0              Normal
  03/04/2024 11 PM PST             4.1             55         0              Normal
  03/05/2024 12 AM PST             4.1             55         -              Normal
  03/05/2024 01 AM PST             4.1             54         -              Normal
  03/05/2024 02 AM PST             4.1             53         -              Normal
  03/05/2024 03 AM PST             4.1             53         -              Normal
  03/05/2024 04 AM PST             4.1             52         -              Normal
  03/05/2024 05 AM PST             4.1             51         -              Normal
  03/05/2024 06 AM PST             4.1             51         -              Normal
  03/05/2024 07 AM PST             4.1             50         -              Normal
  03/05/2024 08 AM PST             4.1             50         0              Normal
  03/05/2024 09 AM PST             4.1             50         0              Normal
  03/05/2024 10 AM PST             4.1             51         +              Normal
  03/05/2024 11 AM PST             4.1             51         0              Normal
  03/05/2024 12 PM PST             4.1             51         +              Normal
  03/05/2024 01 PM PST             4.1             51         -              Normal
  03/05/2024 02 PM PST             4.1             51         0              Normal
  03/05/2024 03 PM PST             4.1             51         0              Normal
  03/05/2024 04 PM PST             4.1             51         +              Normal
  03/05/2024 05 PM PST             4.1             52         +              Normal
  03/05/2024 06 PM PST             4.1             52         0              Normal
  03/05/2024 07 PM PST             4.1             53         +              Normal
  03/05/2024 08 PM PST             4.1             53         0              Normal
  03/05/2024 09 PM PST             4.1             54         +              Normal
  03/05/2024 10 PM PST             4.2             59         +              Normal
  03/05/2024 11 PM PST             4.4             73         +              Normal
  03/06/2024 12 AM PST             4.5             82         +              Normal
  03/06/2024 01 AM PST             4.5             86         +              Normal
  03/06/2024 02 AM PST             4.6             88         +              Normal
  03/06/2024 03 AM PST             4.6             89         +              Normal
  03/06/2024 04 AM PST             4.6             90         +              Normal
  03/06/2024 05 AM PST             4.6             90         0              Normal
  03/06/2024 06 AM PST             4.6             91         +              Normal
  03/06/2024 07 AM PST             4.6             92         +              Normal
  03/06/2024 08 AM PST             4.6             91         -              Normal
  03/06/2024 09 AM PST             4.5             86         -              Normal
  03/06/2024 10 AM PST             4.5             78         -              Normal
  03/06/2024 11 AM PST             4.3             70         -              Normal
  03/06/2024 12 PM PST             4.3             67         -              Normal
  03/06/2024 01 PM PST             4.3             65         -              Normal
  03/06/2024 02 PM PST             4.3             64         -              Normal
  03/06/2024 03 PM PST             4.3             64         0              Normal
  03/06/2024 04 PM PST             4.3             64         -              Normal
  03/06/2024 05 PM PST             4.3             64         0              Normal
  03/06/2024 06 PM PST             4.3             64         0              Normal
  03/06/2024 07 PM PST             4.3             64         0              Normal
  03/06/2024 08 PM PST             4.2             63         -              Normal
  03/06/2024 09 PM PST             4.2             62         -              Normal
  03/06/2024 10 PM PST             4.2             61         -              Normal
  03/06/2024 11 PM PST             4.2             59         -              Normal
  03/07/2024 12 AM PST             4.2             58         -              Normal
  03/07/2024 01 AM PST             4.2             57         -              Normal
  03/07/2024 02 AM PST             4.2             56         -              Normal
  03/07/2024 03 AM PST             4.2             56         0              Normal
  03/07/2024 04 AM PST             4.1             55         -              Normal
  03/07/2024 05 AM PST             4.1             55         -              Normal
  03/07/2024 06 AM PST             4.1             55         0              Normal
  03/07/2024 07 AM PST             4.1             54         -              Normal
  03/07/2024 08 AM PST             4.1             54         0              Normal
  03/07/2024 09 AM PST             4.1             53         -              Normal
  03/07/2024 10 AM PST             4.1             53         0              Normal
  03/07/2024 11 AM PST             4.1             53         -              Normal
  03/07/2024 12 PM PST             4.1             53         0              Normal
  03/07/2024 01 PM PST             4.1             53         0              Normal
  03/07/2024 02 PM PST             4.1             52         -              Normal
  03/07/2024 03 PM PST             4.1             52         0              Normal
  03/07/2024 04 PM PST             4.1             51         -              Normal
  03/07/2024 05 PM PST             4.1             51         0              Normal
  03/07/2024 06 PM PST             4.1             51         0              Normal
  03/07/2024 07 PM PST             4.1             51         -              Normal
  03/07/2024 08 PM PST             4.1             51         0              Normal
  03/07/2024 09 PM PST             4.1             51         0              Normal
  03/07/2024 10 PM PST             4.1             50         -              Normal
  03/07/2024 11 PM PST             4.1             50         0              Normal
  03/08/2024 12 AM PST             4.1             50         0              Normal
  03/08/2024 01 AM PST             4.0             49         -              Normal
  03/08/2024 02 AM PST             4.0             49         0              Normal
  03/08/2024 03 AM PST             4.0             49         0              Normal
  03/08/2024 04 AM PST             4.0             49         -              Normal
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.