SAN LORENZO RIVER - BIG TREES (BTEC1)
Latitude: 37.04º NLongitude: 122.07º WElevation: 227 FeetForecast Type: Official Location
Location: Santa Cruz County in CaliforniaBulletin Group: Central CoastRiver Group: Salinas/Pajaro
Issuance Time: Nov 14 2026 at 10:25 AM PSTNext Issuance: Nov 15 2026 at 9:00 AM PST
Action: 14.0 FeetMinor Flood: 16.5 FeetModerate Flood: 19.5 FeetMajor Flood: 21.76 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Lorenzo River - Big Trees (BTEC1)
#
# File Generation Time:  11/14/2026 at 10:25 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/13/2026 at 02:00 PM PST
# Maximum Observed Stage:                       4.91 Feet
# Maximum Observed Flow:                        158 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/18/2026 at 09:00 PM PST
# Maximum Forecast Stage:                       4.22 Feet
# Maximum Forecast Flow:                        75 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/09/2026 10 AM PST            3.24             16                        Normal
  11/09/2026 11 AM PST            3.24             16         0              Normal
  11/09/2026 12 PM PST            3.23             16         -              Normal
  11/09/2026 01 PM PST            3.23             16         0              Normal
  11/09/2026 02 PM PST            3.23             16         0              Normal
  11/09/2026 03 PM PST            3.23             16         0              Normal
  11/09/2026 04 PM PST            3.24             16         +              Normal
  11/09/2026 05 PM PST            3.23             16         -              Normal
  11/09/2026 06 PM PST            3.23             16         0              Normal
  11/09/2026 07 PM PST            3.23             16         0              Normal
  11/09/2026 08 PM PST            3.23             16         0              Normal
  11/09/2026 09 PM PST            3.23             16         0              Normal
  11/09/2026 10 PM PST            3.23             16         0              Normal
  11/09/2026 11 PM PST            3.23             16         0              Normal
  11/10/2026 12 AM PST            3.23             16         0              Normal
  11/10/2026 01 AM PST            3.23             16         0              Normal
  11/10/2026 02 AM PST            3.23             16         0              Normal
  11/10/2026 03 AM PST            3.23             16         0              Normal
  11/10/2026 04 AM PST            3.23             16         0              Normal
  11/10/2026 05 AM PST            3.24             16         +              Normal
  11/10/2026 06 AM PST            3.23             16         -              Normal
  11/10/2026 07 AM PST            3.23             16         0              Normal
  11/10/2026 08 AM PST            3.23             16         0              Normal
  11/10/2026 09 AM PST            3.23             16         0              Normal
  11/10/2026 10 AM PST            3.24             16         +              Normal
  11/10/2026 11 AM PST            3.23             16         -              Normal
  11/10/2026 12 PM PST            3.23             16         0              Normal
  11/10/2026 01 PM PST            3.24             16         +              Normal
  11/10/2026 02 PM PST            3.23             16         -              Normal
  11/10/2026 03 PM PST            3.24             16         +              Normal
  11/10/2026 04 PM PST            3.24             16         0              Normal
  11/10/2026 05 PM PST            3.24             16         0              Normal
  11/10/2026 06 PM PST            3.24             16         0              Normal
  11/10/2026 07 PM PST            3.23             16         -              Normal
  11/10/2026 08 PM PST            3.23             16         0              Normal
  11/10/2026 09 PM PST            3.23             16         0              Normal
  11/10/2026 10 PM PST            3.23             16         0              Normal
  11/10/2026 11 PM PST            3.24             16         +              Normal
  11/11/2026 12 AM PST            3.24             16         0              Normal
  11/11/2026 01 AM PST            3.24             16         0              Normal
  11/11/2026 02 AM PST            3.24             16         0              Normal
  11/11/2026 03 AM PST            3.23             16         -              Normal
  11/11/2026 04 AM PST            3.24             16         +              Normal
  11/11/2026 05 AM PST            3.24             16         0              Normal
  11/11/2026 06 AM PST            3.24             16         0              Normal
  11/11/2026 07 AM PST            3.24             16         0              Normal
  11/11/2026 08 AM PST            3.24             16         0              Normal
  11/11/2026 09 AM PST            3.24             16         0              Normal
  11/11/2026 10 AM PST            3.24             16         0              Normal
  11/11/2026 11 AM PST            3.24             16         0              Normal
  11/11/2026 12 PM PST            3.24             16         0              Normal
  11/11/2026 01 PM PST            3.24             16         0              Normal
  11/11/2026 02 PM PST            3.24             16         0              Normal
  11/11/2026 03 PM PST            3.23             16         -              Normal
  11/11/2026 04 PM PST            3.24             16         +              Normal
  11/11/2026 05 PM PST            3.24             16         0              Normal
  11/11/2026 06 PM PST            3.24             16         0              Normal
  11/11/2026 07 PM PST            3.24             16         0              Normal
  11/11/2026 08 PM PST            3.23             16         -              Normal
  11/11/2026 09 PM PST            3.23             16         0              Normal
  11/11/2026 10 PM PST            3.23             16         0              Normal
  11/11/2026 11 PM PST            3.23             16         0              Normal
  11/12/2026 12 AM PST            3.23             16         0              Normal
  11/12/2026 01 AM PST            3.23             16         0              Normal
  11/12/2026 02 AM PST            3.23             16         0              Normal
  11/12/2026 03 AM PST            3.24             16         +              Normal
  11/12/2026 04 AM PST            3.24             16         0              Normal
  11/12/2026 05 AM PST            3.24             16         0              Normal
  11/12/2026 06 AM PST            3.24             16         0              Normal
  11/12/2026 07 AM PST            3.24             16         0              Normal
  11/12/2026 08 AM PST            3.24             16         0              Normal
  11/12/2026 09 AM PST            3.24             16         0              Normal
  11/12/2026 10 AM PST            3.24             16         0              Normal
  11/12/2026 11 AM PST            3.24             16         0              Normal
  11/12/2026 12 PM PST            3.24             16         0              Normal
  11/12/2026 01 PM PST            3.24             16         0              Normal
  11/12/2026 02 PM PST            3.24             16         0              Normal
  11/12/2026 03 PM PST            3.24             16         0              Normal
  11/12/2026 04 PM PST            3.24             16         0              Normal
  11/12/2026 05 PM PST            3.24             16         0              Normal
  11/12/2026 06 PM PST            3.24             16         0              Normal
  11/12/2026 07 PM PST            3.24             16         0              Normal
  11/12/2026 08 PM PST            3.24             16         0              Normal
  11/12/2026 09 PM PST            3.24             16         0              Normal
  11/12/2026 10 PM PST            3.24             16         0              Normal
  11/12/2026 11 PM PST            3.24             16         0              Normal
  11/13/2026 12 AM PST            3.24             16         0              Normal
  11/13/2026 01 AM PST            3.24             16         0              Normal
  11/13/2026 02 AM PST            3.24             16         0              Normal
  11/13/2026 03 AM PST            3.24             16         0              Normal
  11/13/2026 04 AM PST            3.29             18         +              Normal
  11/13/2026 05 AM PST            3.34             20         +              Normal
  11/13/2026 06 AM PST            3.33             20         -              Normal
  11/13/2026 07 AM PST            3.31             19         -              Normal
  11/13/2026 08 AM PST            3.33             20         +              Normal
  11/13/2026 09 AM PST            3.35             20         +              Normal
  11/13/2026 10 AM PST            3.34             20         -              Normal
  11/13/2026 11 AM PST            3.34             20         0              Normal
  11/13/2026 12 PM PST            3.89             50         +              Normal
  11/13/2026 01 PM PST            4.36             88         +              Normal
  11/13/2026 02 PM PST            4.91            158         +              Normal
  11/13/2026 03 PM PST            4.66            123         -              Normal
  11/13/2026 04 PM PST            4.51            105         -              Normal
  11/13/2026 05 PM PST            4.31             83         -              Normal
  11/13/2026 06 PM PST            4.16             70         -              Normal
  11/13/2026 07 PM PST            4.10             65         -              Normal
  11/13/2026 08 PM PST            4.29             82         +              Normal
  11/13/2026 09 PM PST            4.36             88         +              Normal
  11/13/2026 10 PM PST            4.31             83         -              Normal
  11/13/2026 11 PM PST            4.23             76         -              Normal
  11/14/2026 12 AM PST            4.14             68         -              Normal
  11/14/2026 01 AM PST            4.05             61         -              Normal
  11/14/2026 02 AM PST            3.97             55         -              Normal
  11/14/2026 03 AM PST            3.91             51         -              Normal
  11/14/2026 04 AM PST            3.89             50         -              Normal
  11/14/2026 05 AM PST            3.88             49         -              Normal
  11/14/2026 06 AM PST            3.81             44         -              Normal
  11/14/2026 07 AM PST            3.79             43         -              Normal
  11/14/2026 08 AM PST            3.76             41         -              Normal
  11/14/2026 09 AM PST            3.72             39         -              Normal
  11/14/2026 10 AM PST            3.70             38         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/14/2026 11 AM PST            3.69             37                        Normal
  11/14/2026 12 PM PST            3.66             35         -              Normal
  11/14/2026 01 PM PST            3.63             34         -              Normal
  11/14/2026 02 PM PST            3.59             32         -              Normal
  11/14/2026 03 PM PST            3.56             30         -              Normal
  11/14/2026 04 PM PST            3.52             28         -              Normal
  11/14/2026 05 PM PST            3.50             27         -              Normal
  11/14/2026 06 PM PST            3.48             26         -              Normal
  11/14/2026 07 PM PST            3.45             25         -              Normal
  11/14/2026 08 PM PST            3.44             24         -              Normal
  11/14/2026 09 PM PST            3.42             23         -              Normal
  11/14/2026 10 PM PST            3.40             22         -              Normal
  11/14/2026 11 PM PST            3.39             22         -              Normal
  11/15/2026 12 AM PST            3.37             21         -              Normal
  11/15/2026 01 AM PST            3.36             21         -              Normal
  11/15/2026 02 AM PST            3.35             20         -              Normal
  11/15/2026 03 AM PST            3.33             20         -              Normal
  11/15/2026 04 AM PST            3.32             19         -              Normal
  11/15/2026 05 AM PST            3.30             18         -              Normal
  11/15/2026 06 AM PST            3.29             18         -              Normal
  11/15/2026 07 AM PST            3.29             18         0              Normal
  11/15/2026 08 AM PST            3.29             18         0              Normal
  11/15/2026 09 AM PST            3.29             18         0              Normal
  11/15/2026 10 AM PST            3.29             18         0              Normal
  11/15/2026 11 AM PST            3.29             18         0              Normal
  11/15/2026 12 PM PST            3.29             18         0              Normal
  11/15/2026 01 PM PST            3.29             18         0              Normal
  11/15/2026 02 PM PST            3.29             18         0              Normal
  11/15/2026 03 PM PST            3.29             18         0              Normal
  11/15/2026 04 PM PST            3.29             18         0              Normal
  11/15/2026 05 PM PST            3.29             18         0              Normal
  11/15/2026 06 PM PST            3.30             18         +              Normal
  11/15/2026 07 PM PST            3.31             19         +              Normal
  11/15/2026 08 PM PST            3.35             20         +              Normal
  11/15/2026 09 PM PST            3.40             22         +              Normal
  11/15/2026 10 PM PST            3.46             25         +              Normal
  11/15/2026 11 PM PST            3.52             28         +              Normal
  11/16/2026 12 AM PST            3.59             32         +              Normal
  11/16/2026 01 AM PST            3.65             35         +              Normal
  11/16/2026 02 AM PST            3.73             39         +              Normal
  11/16/2026 03 AM PST            3.81             44         +              Normal
  11/16/2026 04 AM PST            3.88             49         +              Normal
  11/16/2026 05 AM PST            3.95             54         +              Normal
  11/16/2026 06 AM PST            4.00             57         +              Normal
  11/16/2026 07 AM PST            4.02             59         +              Normal
  11/16/2026 08 AM PST            4.02             59         0              Normal
  11/16/2026 09 AM PST            4.00             57         -              Normal
  11/16/2026 10 AM PST            3.95             54         -              Normal
  11/16/2026 11 AM PST            3.88             49         -              Normal
  11/16/2026 12 PM PST            3.80             44         -              Normal
  11/16/2026 01 PM PST            3.72             39         -              Normal
  11/16/2026 02 PM PST            3.63             34         -              Normal
  11/16/2026 03 PM PST            3.55             29         -              Normal
  11/16/2026 04 PM PST            3.48             26         -              Normal
  11/16/2026 05 PM PST            3.43             24         -              Normal
  11/16/2026 06 PM PST            3.39             22         -              Normal
  11/16/2026 07 PM PST            3.37             21         -              Normal
  11/16/2026 08 PM PST            3.35             20         -              Normal
  11/16/2026 09 PM PST            3.33             20         -              Normal
  11/16/2026 10 PM PST            3.33             20         0              Normal
  11/16/2026 11 PM PST            3.32             19         -              Normal
  11/17/2026 12 AM PST            3.31             19         -              Normal
  11/17/2026 01 AM PST            3.31             19         0              Normal
  11/17/2026 02 AM PST            3.30             18         -              Normal
  11/17/2026 03 AM PST            3.30             18         0              Normal
  11/17/2026 04 AM PST            3.29             18         -              Normal
  11/17/2026 05 AM PST            3.29             18         0              Normal
  11/17/2026 06 AM PST            3.29             18         0              Normal
  11/17/2026 07 AM PST            3.29             18         0              Normal
  11/17/2026 08 AM PST            3.29             18         0              Normal
  11/17/2026 09 AM PST            3.29             18         0              Normal
  11/17/2026 10 AM PST            3.29             18         0              Normal
  11/17/2026 11 AM PST            3.29             18         0              Normal
  11/17/2026 12 PM PST            3.29             18         0              Normal
  11/17/2026 01 PM PST            3.29             18         0              Normal
  11/17/2026 02 PM PST            3.29             18         0              Normal
  11/17/2026 03 PM PST            3.29             18         0              Normal
  11/17/2026 04 PM PST            3.29             18         0              Normal
  11/17/2026 05 PM PST            3.29             18         0              Normal
  11/17/2026 06 PM PST            3.29             18         0              Normal
  11/17/2026 07 PM PST            3.29             18         0              Normal
  11/17/2026 08 PM PST            3.29             18         0              Normal
  11/17/2026 09 PM PST            3.29             18         0              Normal
  11/17/2026 10 PM PST            3.29             18         0              Normal
  11/17/2026 11 PM PST            3.29             18         0              Normal
  11/18/2026 12 AM PST            3.29             18         0              Normal
  11/18/2026 01 AM PST            3.29             18         0              Normal
  11/18/2026 02 AM PST            3.29             18         0              Normal
  11/18/2026 03 AM PST            3.29             18         0              Normal
  11/18/2026 04 AM PST            3.30             18         +              Normal
  11/18/2026 05 AM PST            3.32             19         +              Normal
  11/18/2026 06 AM PST            3.35             20         +              Normal
  11/18/2026 07 AM PST            3.38             22         +              Normal
  11/18/2026 08 AM PST            3.41             23         +              Normal
  11/18/2026 09 AM PST            3.45             25         +              Normal
  11/18/2026 10 AM PST            3.52             28         +              Normal
  11/18/2026 11 AM PST            3.62             33         +              Normal
  11/18/2026 12 PM PST            3.74             40         +              Normal
  11/18/2026 01 PM PST            3.86             48         +              Normal
  11/18/2026 02 PM PST            3.96             54         +              Normal
  11/18/2026 03 PM PST            4.04             60         +              Normal
  11/18/2026 04 PM PST            4.10             65         +              Normal
  11/18/2026 05 PM PST            4.14             68         +              Normal
  11/18/2026 06 PM PST            4.17             71         +              Normal
  11/18/2026 07 PM PST            4.20             73         +              Normal
  11/18/2026 08 PM PST            4.21             74         +              Normal
  11/18/2026 09 PM PST            4.22             75         +              Normal
  11/18/2026 10 PM PST            4.21             74         -              Normal
  11/18/2026 11 PM PST            4.18             72         -              Normal
  11/19/2026 12 AM PST            4.12             67         -              Normal
  11/19/2026 01 AM PST            4.06             62         -              Normal
  11/19/2026 02 AM PST            4.00             57         -              Normal
  11/19/2026 03 AM PST            3.94             53         -              Normal
  11/19/2026 04 AM PST            3.90             50         -              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.