SAN LORENZO CREEK - HAYWARD (LRZC1)
Latitude: 37.69º NLongitude: 122.06º WElevation: 133 FeetForecast Type: Unofficial Location
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Mar 07 2026 at 7:17 AM PSTNext Issuance: Mar 08 2026 at 9:00 AM PDT
Action/Monitor: 20.85 FeetMinor Flood: 24.6 FeetModerate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Lorenzo Creek - Hayward (LRZC1)
#
# File Generation Time:  03/07/2026 at 07:18 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/02/2026 at 11:00 AM PST
# Maximum Observed Stage:                       3.02 Feet
# Maximum Observed Flow:                        10 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/07/2026 at 08:00 AM PST
# Maximum Forecast Stage:                       2.89 Feet
# Maximum Forecast Flow:                        6 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/02/2026 07 AM PST            2.96              8                        Normal
  03/02/2026 08 AM PST            2.96              8         0              Normal
  03/02/2026 09 AM PST            2.97              9         +              Normal
  03/02/2026 10 AM PST            2.98              9         +              Normal
  03/02/2026 11 AM PST            3.02             10         +              Normal
  03/02/2026 12 PM PST            3.01             10         -              Normal
  03/02/2026 01 PM PST            3.01             10         0              Normal
  03/02/2026 02 PM PST            2.98              9         -              Normal
  03/02/2026 03 PM PST            2.98              9         0              Normal
  03/02/2026 04 PM PST            2.98              9         0              Normal
  03/02/2026 05 PM PST            2.98              9         0              Normal
  03/02/2026 06 PM PST            2.97              9         -              Normal
  03/02/2026 07 PM PST            2.97              9         0              Normal
  03/02/2026 08 PM PST            2.97              9         0              Normal
  03/02/2026 09 PM PST            2.97              9         0              Normal
  03/02/2026 10 PM PST            2.97              9         0              Normal
  03/02/2026 11 PM PST            2.96              8         -              Normal
  03/03/2026 12 AM PST            2.96              8         0              Normal
  03/03/2026 01 AM PST            2.95              8         -              Normal
  03/03/2026 02 AM PST            2.95              8         0              Normal
  03/03/2026 03 AM PST            2.95              8         0              Normal
  03/03/2026 04 AM PST            2.95              8         0              Normal
  03/03/2026 05 AM PST            2.95              8         0              Normal
  03/03/2026 06 AM PST            2.95              8         0              Normal
  03/03/2026 07 AM PST            2.95              8         0              Normal
  03/03/2026 08 AM PST            2.95              8         0              Normal
  03/03/2026 09 AM PST            2.95              8         0              Normal
  03/03/2026 10 AM PST            2.95              8         0              Normal
  03/03/2026 11 AM PST            2.95              8         0              Normal
  03/03/2026 12 PM PST            2.95              8         0              Normal
  03/03/2026 01 PM PST            2.94              8         -              Normal
  03/03/2026 02 PM PST            2.96              8         +              Normal
  03/03/2026 03 PM PST            2.95              8         -              Normal
  03/03/2026 04 PM PST            2.95              8         0              Normal
  03/03/2026 05 PM PST            2.95              8         0              Normal
  03/03/2026 06 PM PST            2.96              8         +              Normal
  03/03/2026 07 PM PST            2.95              8         -              Normal
  03/03/2026 08 PM PST            2.95              8         0              Normal
  03/03/2026 09 PM PST            2.94              8         -              Normal
  03/03/2026 10 PM PST            2.95              8         +              Normal
  03/03/2026 11 PM PST            2.94              8         -              Normal
  03/04/2026 12 AM PST            2.94              8         0              Normal
  03/04/2026 01 AM PST            2.94              8         0              Normal
  03/04/2026 02 AM PST            2.94              8         0              Normal
  03/04/2026 03 AM PST            2.94              8         0              Normal
  03/04/2026 04 AM PST            2.93              7         -              Normal
  03/04/2026 05 AM PST            2.93              7         0              Normal
  03/04/2026 06 AM PST            2.93              7         0              Normal
  03/04/2026 07 AM PST            2.93              7         0              Normal
  03/04/2026 08 AM PST            2.94              8         +              Normal
  03/04/2026 09 AM PST            2.93              7         -              Normal
  03/04/2026 10 AM PST            2.93              7         0              Normal
  03/04/2026 11 AM PST            2.93              7         0              Normal
  03/04/2026 12 PM PST            2.94              8         +              Normal
  03/04/2026 01 PM PST            2.93              7         -              Normal
  03/04/2026 02 PM PST            2.93              7         0              Normal
  03/04/2026 03 PM PST            2.95              8         +              Normal
  03/04/2026 04 PM PST            2.93              7         -              Normal
  03/04/2026 05 PM PST            2.93              7         0              Normal
  03/04/2026 06 PM PST            2.93              7         0              Normal
  03/04/2026 07 PM PST            2.93              7         0              Normal
  03/04/2026 08 PM PST            2.93              7         0              Normal
  03/04/2026 09 PM PST            2.93              7         0              Normal
  03/04/2026 10 PM PST            2.93              7         0              Normal
  03/04/2026 11 PM PST            2.93              7         0              Normal
  03/05/2026 12 AM PST            2.93              7         0              Normal
  03/05/2026 01 AM PST            2.92              7         -              Normal
  03/05/2026 02 AM PST            2.92              7         0              Normal
  03/05/2026 03 AM PST            2.91              7         -              Normal
  03/05/2026 04 AM PST            2.91              7         0              Normal
  03/05/2026 05 AM PST            2.90              6         -              Normal
  03/05/2026 06 AM PST            2.91              7         +              Normal
  03/05/2026 07 AM PST            2.90              6         -              Normal
  03/05/2026 08 AM PST            2.90              6         0              Normal
  03/05/2026 09 AM PST            2.90              6         0              Normal
  03/05/2026 10 AM PST            2.90              6         0              Normal
  03/05/2026 11 AM PST            2.90              6         0              Normal
  03/05/2026 12 PM PST            2.90              6         0              Normal
  03/05/2026 01 PM PST            2.89              6         -              Normal
  03/05/2026 02 PM PST            2.89              6         0              Normal
  03/05/2026 03 PM PST            2.89              6         0              Normal
  03/05/2026 04 PM PST            2.89              6         0              Normal
  03/05/2026 05 PM PST            2.89              6         0              Normal
  03/05/2026 06 PM PST            2.91              7         +              Normal
  03/05/2026 07 PM PST            2.91              7         0              Normal
  03/05/2026 08 PM PST            2.92              7         +              Normal
  03/05/2026 09 PM PST            2.89              6         -              Normal
  03/05/2026 10 PM PST            2.89              6         0              Normal
  03/05/2026 11 PM PST            2.91              7         +              Normal
  03/06/2026 12 AM PST            2.90              6         -              Normal
  03/06/2026 01 AM PST            2.90              6         0              Normal
  03/06/2026 02 AM PST            2.89              6         -              Normal
  03/06/2026 03 AM PST            2.90              6         +              Normal
  03/06/2026 04 AM PST            2.89              6         -              Normal
  03/06/2026 05 AM PST            2.89              6         0              Normal
  03/06/2026 06 AM PST            2.90              6         +              Normal
  03/06/2026 07 AM PST            2.89              6         -              Normal
  03/06/2026 08 AM PST            2.89              6         0              Normal
  03/06/2026 09 AM PST            2.89              6         0              Normal
  03/06/2026 10 AM PST            2.89              6         0              Normal
  03/06/2026 11 AM PST            2.90              6         +              Normal
  03/06/2026 12 PM PST            2.90              6         0              Normal
  03/06/2026 01 PM PST            2.88              6         -              Normal
  03/06/2026 02 PM PST            2.88              6         0              Normal
  03/06/2026 03 PM PST            2.88              6         0              Normal
  03/06/2026 04 PM PST            2.88              6         0              Normal
  03/06/2026 05 PM PST            2.87              6         -              Normal
  03/06/2026 06 PM PST            2.88              6         +              Normal
  03/06/2026 07 PM PST            2.88              6         0              Normal
  03/06/2026 08 PM PST            2.88              6         0              Normal
  03/06/2026 09 PM PST            2.90              6         +              Normal
  03/06/2026 10 PM PST            2.90              6         0              Normal
  03/06/2026 11 PM PST            2.90              6         0              Normal
  03/07/2026 12 AM PST            2.90              6         0              Normal
  03/07/2026 01 AM PST            2.89              6         -              Normal
  03/07/2026 02 AM PST            2.89              6         0              Normal
  03/07/2026 03 AM PST            2.89              6         0              Normal
  03/07/2026 04 AM PST            2.89              6         0              Normal
  03/07/2026 05 AM PST            2.89              6         0              Normal
  03/07/2026 06 AM PST            2.89              6         0              Normal
  03/07/2026 07 AM PST            2.89              6         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/07/2026 08 AM PST            2.89              6                        Normal
  03/07/2026 09 AM PST            2.89              6         0              Normal
  03/07/2026 10 AM PST            2.89              6         0              Normal
  03/07/2026 11 AM PST            2.89              6         0              Normal
  03/07/2026 12 PM PST            2.88              6         -              Normal
  03/07/2026 01 PM PST            2.88              6         0              Normal
  03/07/2026 02 PM PST            2.88              6         0              Normal
  03/07/2026 03 PM PST            2.88              6         0              Normal
  03/07/2026 04 PM PST            2.88              6         0              Normal
  03/07/2026 05 PM PST            2.88              6         0              Normal
  03/07/2026 06 PM PST            2.88              6         0              Normal
  03/07/2026 07 PM PST            2.88              6         0              Normal
  03/07/2026 08 PM PST            2.88              6         0              Normal
  03/07/2026 09 PM PST            2.88              6         0              Normal
  03/07/2026 10 PM PST            2.88              6         0              Normal
  03/07/2026 11 PM PST            2.88              6         0              Normal
  03/08/2026 12 AM PST            2.88              6         0              Normal
  03/08/2026 01 AM PST            2.88              6         0              Normal
  03/08/2026 03 AM PDT            2.88              6         0              Normal
  03/08/2026 04 AM PDT            2.88              6         0              Normal
  03/08/2026 05 AM PDT            2.88              6         0              Normal
  03/08/2026 06 AM PDT            2.88              6         0              Normal
  03/08/2026 07 AM PDT            2.87              6         -              Normal
  03/08/2026 08 AM PDT            2.87              6         0              Normal
  03/08/2026 09 AM PDT            2.87              6         0              Normal
  03/08/2026 10 AM PDT            2.87              6         0              Normal
  03/08/2026 11 AM PDT            2.87              6         0              Normal
  03/08/2026 12 PM PDT            2.87              6         0              Normal
  03/08/2026 01 PM PDT            2.87              6         0              Normal
  03/08/2026 02 PM PDT            2.87              6         0              Normal
  03/08/2026 03 PM PDT            2.87              6         0              Normal
  03/08/2026 04 PM PDT            2.87              6         0              Normal
  03/08/2026 05 PM PDT            2.87              6         0              Normal
  03/08/2026 06 PM PDT            2.87              6         0              Normal
  03/08/2026 07 PM PDT            2.87              6         0              Normal
  03/08/2026 08 PM PDT            2.87              6         0              Normal
  03/08/2026 09 PM PDT            2.87              6         0              Normal
  03/08/2026 10 PM PDT            2.87              6         0              Normal
  03/08/2026 11 PM PDT            2.87              6         0              Normal
  03/09/2026 12 AM PDT            2.87              6         0              Normal
  03/09/2026 01 AM PDT            2.87              6         0              Normal
  03/09/2026 02 AM PDT            2.86              5         -              Normal
  03/09/2026 03 AM PDT            2.86              5         0              Normal
  03/09/2026 04 AM PDT            2.86              5         0              Normal
  03/09/2026 05 AM PDT            2.86              5         0              Normal
  03/09/2026 06 AM PDT            2.86              5         0              Normal
  03/09/2026 07 AM PDT            2.86              5         0              Normal
  03/09/2026 08 AM PDT            2.86              5         0              Normal
  03/09/2026 09 AM PDT            2.86              5         0              Normal
  03/09/2026 10 AM PDT            2.86              5         0              Normal
  03/09/2026 11 AM PDT            2.86              5         0              Normal
  03/09/2026 12 PM PDT            2.86              5         0              Normal
  03/09/2026 01 PM PDT            2.86              5         0              Normal
  03/09/2026 02 PM PDT            2.86              5         0              Normal
  03/09/2026 03 PM PDT            2.86              5         0              Normal
  03/09/2026 04 PM PDT            2.86              5         0              Normal
  03/09/2026 05 PM PDT            2.86              5         0              Normal
  03/09/2026 06 PM PDT            2.86              5         0              Normal
  03/09/2026 07 PM PDT            2.86              5         0              Normal
  03/09/2026 08 PM PDT            2.86              5         0              Normal
  03/09/2026 09 PM PDT            2.86              5         0              Normal
  03/09/2026 10 PM PDT            2.86              5         0              Normal
  03/09/2026 11 PM PDT            2.86              5         0              Normal
  03/10/2026 12 AM PDT            2.85              5         -              Normal
  03/10/2026 01 AM PDT            2.85              5         0              Normal
  03/10/2026 02 AM PDT            2.85              5         0              Normal
  03/10/2026 03 AM PDT            2.85              5         0              Normal
  03/10/2026 04 AM PDT            2.85              5         0              Normal
  03/10/2026 05 AM PDT            2.85              5         0              Normal
  03/10/2026 06 AM PDT            2.85              5         0              Normal
  03/10/2026 07 AM PDT            2.85              5         0              Normal
  03/10/2026 08 AM PDT            2.85              5         0              Normal
  03/10/2026 09 AM PDT            2.85              5         0              Normal
  03/10/2026 10 AM PDT            2.85              5         0              Normal
  03/10/2026 11 AM PDT            2.85              5         0              Normal
  03/10/2026 12 PM PDT            2.85              5         0              Normal
  03/10/2026 01 PM PDT            2.85              5         0              Normal
  03/10/2026 02 PM PDT            2.85              5         0              Normal
  03/10/2026 03 PM PDT            2.85              5         0              Normal
  03/10/2026 04 PM PDT            2.85              5         0              Normal
  03/10/2026 05 PM PDT            2.85              5         0              Normal
  03/10/2026 06 PM PDT            2.85              5         0              Normal
  03/10/2026 07 PM PDT            2.85              5         0              Normal
  03/10/2026 08 PM PDT            2.85              5         0              Normal
  03/10/2026 09 PM PDT            2.85              5         0              Normal
  03/10/2026 10 PM PDT            2.85              5         0              Normal
  03/10/2026 11 PM PDT            2.85              5         0              Normal
  03/11/2026 12 AM PDT            2.85              5         0              Normal
  03/11/2026 01 AM PDT            2.85              5         0              Normal
  03/11/2026 02 AM PDT            2.85              5         0              Normal
  03/11/2026 03 AM PDT            2.85              5         0              Normal
  03/11/2026 04 AM PDT            2.85              5         0              Normal
  03/11/2026 05 AM PDT            2.85              5         0              Normal
  03/11/2026 06 AM PDT            2.85              5         0              Normal
  03/11/2026 07 AM PDT            2.84              5         -              Normal
  03/11/2026 08 AM PDT            2.84              5         0              Normal
  03/11/2026 09 AM PDT            2.84              5         0              Normal
  03/11/2026 10 AM PDT            2.84              5         0              Normal
  03/11/2026 11 AM PDT            2.84              5         0              Normal
  03/11/2026 12 PM PDT            2.84              5         0              Normal
  03/11/2026 01 PM PDT            2.84              5         0              Normal
  03/11/2026 02 PM PDT            2.84              5         0              Normal
  03/11/2026 03 PM PDT            2.84              5         0              Normal
  03/11/2026 04 PM PDT            2.84              5         0              Normal
  03/11/2026 05 PM PDT            2.84              5         0              Normal
  03/11/2026 06 PM PDT            2.84              5         0              Normal
  03/11/2026 07 PM PDT            2.84              5         0              Normal
  03/11/2026 08 PM PDT            2.84              5         0              Normal
  03/11/2026 09 PM PDT            2.84              5         0              Normal
  03/11/2026 10 PM PDT            2.84              5         0              Normal
  03/11/2026 11 PM PDT            2.84              5         0              Normal
  03/12/2026 12 AM PDT            2.84              5         0              Normal
  03/12/2026 01 AM PDT            2.84              5         0              Normal
  03/12/2026 02 AM PDT            2.84              5         0              Normal
  03/12/2026 03 AM PDT            2.84              5         0              Normal
  03/12/2026 04 AM PDT            2.84              5         0              Normal
  03/12/2026 05 AM PDT            2.84              5         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.