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: Feb 27 2026 at 1:43 PM PSTNext Issuance: Feb 28 2026 at 9:00 AM PST
Action/Monitor: 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:  02/27/2026 at 01:43 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/22/2026 at 01:00 PM PST
# Maximum Observed Stage:                       5.70 Feet
# Maximum Observed Flow:                        345 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/27/2026 at 02:00 PM PST
# Maximum Forecast Stage:                       4.88 Feet
# Maximum Forecast Flow:                        184 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/22/2026 01 PM PST            5.70            345                        Normal
  02/22/2026 02 PM PST            5.69            343         -              Normal
  02/22/2026 03 PM PST            5.69            343         0              Normal
  02/22/2026 04 PM PST            5.68            341         -              Normal
  02/22/2026 05 PM PST            5.65            334         -              Normal
  02/22/2026 06 PM PST            5.64            331         -              Normal
  02/22/2026 07 PM PST            5.63            329         -              Normal
  02/22/2026 08 PM PST            5.61            324         -              Normal
  02/22/2026 09 PM PST            5.60            322         -              Normal
  02/22/2026 10 PM PST            5.58            318         -              Normal
  02/22/2026 11 PM PST            5.57            315         -              Normal
  02/23/2026 12 AM PST            5.57            315         0              Normal
  02/23/2026 01 AM PST            5.54            309         -              Normal
  02/23/2026 02 AM PST            5.53            307         -              Normal
  02/23/2026 03 AM PST            5.52            304         -              Normal
  02/23/2026 04 AM PST            5.51            302         -              Normal
  02/23/2026 05 AM PST            5.50            300         -              Normal
  02/23/2026 06 AM PST            5.50            300         0              Normal
  02/23/2026 07 AM PST            5.49            298         -              Normal
  02/23/2026 08 AM PST            5.48            296         -              Normal
  02/23/2026 09 AM PST            5.47            293         -              Normal
  02/23/2026 10 AM PST            5.46            291         -              Normal
  02/23/2026 11 AM PST            5.46            291         0              Normal
  02/23/2026 12 PM PST            5.45            289         -              Normal
  02/23/2026 01 PM PST            5.45            289         0              Normal
  02/23/2026 02 PM PST            5.44            287         -              Normal
  02/23/2026 03 PM PST            5.42            283         -              Normal
  02/23/2026 04 PM PST            5.42            283         0              Normal
  02/23/2026 05 PM PST            5.41            281         -              Normal
  02/23/2026 06 PM PST            5.40            279         -              Normal
  02/23/2026 07 PM PST            5.39            277         -              Normal
  02/23/2026 08 PM PST            5.38            275         -              Normal
  02/23/2026 09 PM PST            5.37            272         -              Normal
  02/23/2026 10 PM PST            5.35            268         -              Normal
  02/23/2026 11 PM PST            5.35            268         0              Normal
  02/24/2026 12 AM PST            5.34            266         -              Normal
  02/24/2026 01 AM PST            5.34            266         0              Normal
  02/24/2026 02 AM PST            5.33            264         -              Normal
  02/24/2026 03 AM PST            5.32            262         -              Normal
  02/24/2026 04 AM PST            5.31            260         -              Normal
  02/24/2026 05 AM PST            5.31            260         0              Normal
  02/24/2026 06 AM PST            5.30            258         -              Normal
  02/24/2026 07 AM PST            5.29            256         -              Normal
  02/24/2026 08 AM PST            5.28            254         -              Normal
  02/24/2026 09 AM PST            5.28            254         0              Normal
  02/24/2026 10 AM PST            5.27            252         -              Normal
  02/24/2026 11 AM PST            5.27            252         0              Normal
  02/24/2026 12 PM PST            5.26            250         -              Normal
  02/24/2026 01 PM PST            5.25            248         -              Normal
  02/24/2026 02 PM PST            5.25            248         0              Normal
  02/24/2026 03 PM PST            5.24            247         -              Normal
  02/24/2026 04 PM PST            5.23            245         -              Normal
  02/24/2026 05 PM PST            5.22            243         -              Normal
  02/24/2026 06 PM PST            5.21            241         -              Normal
  02/24/2026 07 PM PST            5.21            241         0              Normal
  02/24/2026 08 PM PST            5.21            241         0              Normal
  02/24/2026 09 PM PST            5.18            235         -              Normal
  02/24/2026 10 PM PST            5.19            237         +              Normal
  02/24/2026 11 PM PST            5.18            235         -              Normal
  02/25/2026 12 AM PST            5.18            235         0              Normal
  02/25/2026 01 AM PST            5.20            239         +              Normal
  02/25/2026 02 AM PST            5.22            243         +              Normal
  02/25/2026 03 AM PST            5.23            245         +              Normal
  02/25/2026 04 AM PST            5.23            245         0              Normal
  02/25/2026 05 AM PST            5.23            245         0              Normal
  02/25/2026 06 AM PST            5.23            245         0              Normal
  02/25/2026 07 AM PST            5.23            245         0              Normal
  02/25/2026 08 AM PST            5.23            245         0              Normal
  02/25/2026 09 AM PST            5.16            232         -              Normal
  02/25/2026 10 AM PST            5.16            232         0              Normal
  02/25/2026 11 AM PST            5.09            219         -              Normal
  02/25/2026 12 PM PST            4.88            184         -              Normal
  02/25/2026 01 PM PST            4.79            169         -              Normal
  02/25/2026 02 PM PST            4.64            147         -              Normal
  02/25/2026 03 PM PST            5.13            227         +              Normal
  02/25/2026 04 PM PST            5.11            223         -              Normal
  02/25/2026 05 PM PST            5.11            223         0              Normal
  02/25/2026 06 PM PST            5.10            221         -              Normal
  02/25/2026 07 PM PST            5.09            219         -              Normal
  02/25/2026 08 PM PST            5.09            219         0              Normal
  02/25/2026 09 PM PST            5.09            219         0              Normal
  02/25/2026 10 PM PST            5.08            218         -              Normal
  02/25/2026 11 PM PST            5.05            213         -              Normal
  02/26/2026 12 AM PST            5.06            214         +              Normal
  02/26/2026 01 AM PST            5.06            214         0              Normal
  02/26/2026 02 AM PST            5.05            213         -              Normal
  02/26/2026 03 AM PST            5.04            211         -              Normal
  02/26/2026 04 AM PST            5.04            211         0              Normal
  02/26/2026 05 AM PST            5.03            209         -              Normal
  02/26/2026 06 AM PST            5.02            207         -              Normal
  02/26/2026 07 AM PST            5.02            207         0              Normal
  02/26/2026 08 AM PST            5.02            207         0              Normal
  02/26/2026 09 AM PST            5.01            205         -              Normal
  02/26/2026 10 AM PST            5.02            207         +              Normal
  02/26/2026 11 AM PST            5.01            205         -              Normal
  02/26/2026 12 PM PST            5.00            204         -              Normal
  02/26/2026 01 PM PST            4.99            202         -              Normal
  02/26/2026 02 PM PST            4.98            200         -              Normal
  02/26/2026 03 PM PST            4.99            202         +              Normal
  02/26/2026 04 PM PST            4.98            200         -              Normal
  02/26/2026 05 PM PST            4.98            200         0              Normal
  02/26/2026 06 PM PST            4.97            199         -              Normal
  02/26/2026 07 PM PST            4.97            199         0              Normal
  02/26/2026 08 PM PST            4.96            197         -              Normal
  02/26/2026 09 PM PST            4.95            195         -              Normal
  02/26/2026 10 PM PST            4.94            193         -              Normal
  02/26/2026 11 PM PST            4.94            193         0              Normal
  02/27/2026 12 AM PST            4.93            192         -              Normal
  02/27/2026 01 AM PST            4.93            192         0              Normal
  02/27/2026 02 AM PST            4.92            190         -              Normal
  02/27/2026 03 AM PST            4.92            190         0              Normal
  02/27/2026 04 AM PST            4.91            188         -              Normal
  02/27/2026 05 AM PST            4.90            187         -              Normal
  02/27/2026 06 AM PST            4.91            188         +              Normal
  02/27/2026 07 AM PST            4.90            187         -              Normal
  02/27/2026 08 AM PST            4.90            187         0              Normal
  02/27/2026 09 AM PST            4.90            187         0              Normal
  02/27/2026 10 AM PST            4.89            185         -              Normal
  02/27/2026 11 AM PST            4.89            185         0              Normal
  02/27/2026 12 PM PST            4.88            184         -              Normal
  02/27/2026 01 PM PST            4.88            184         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/27/2026 02 PM PST            4.88            184                        Normal
  02/27/2026 03 PM PST            4.87            182         -              Normal
  02/27/2026 04 PM PST            4.87            182         0              Normal
  02/27/2026 05 PM PST            4.87            182         0              Normal
  02/27/2026 06 PM PST            4.87            182         0              Normal
  02/27/2026 07 PM PST            4.86            180         -              Normal
  02/27/2026 08 PM PST            4.86            180         0              Normal
  02/27/2026 09 PM PST            4.86            180         0              Normal
  02/27/2026 10 PM PST            4.86            180         0              Normal
  02/27/2026 11 PM PST            4.86            180         0              Normal
  02/28/2026 12 AM PST            4.85            179         -              Normal
  02/28/2026 01 AM PST            4.85            179         0              Normal
  02/28/2026 02 AM PST            4.85            179         0              Normal
  02/28/2026 03 AM PST            4.85            179         0              Normal
  02/28/2026 04 AM PST            4.84            177         -              Normal
  02/28/2026 05 AM PST            4.84            177         0              Normal
  02/28/2026 06 AM PST            4.84            177         0              Normal
  02/28/2026 07 AM PST            4.84            177         0              Normal
  02/28/2026 08 AM PST            4.84            177         0              Normal
  02/28/2026 09 AM PST            4.83            175         -              Normal
  02/28/2026 10 AM PST            4.83            175         0              Normal
  02/28/2026 11 AM PST            4.83            175         0              Normal
  02/28/2026 12 PM PST            4.83            175         0              Normal
  02/28/2026 01 PM PST            4.83            175         0              Normal
  02/28/2026 02 PM PST            4.82            174         -              Normal
  02/28/2026 03 PM PST            4.82            174         0              Normal
  02/28/2026 04 PM PST            4.82            174         0              Normal
  02/28/2026 05 PM PST            4.82            174         0              Normal
  02/28/2026 06 PM PST            4.82            174         0              Normal
  02/28/2026 07 PM PST            4.82            174         0              Normal
  02/28/2026 08 PM PST            4.81            172         -              Normal
  02/28/2026 09 PM PST            4.81            172         0              Normal
  02/28/2026 10 PM PST            4.81            172         0              Normal
  02/28/2026 11 PM PST            4.81            172         0              Normal
  03/01/2026 12 AM PST            4.80            171         -              Normal
  03/01/2026 01 AM PST            4.80            171         0              Normal
  03/01/2026 02 AM PST            4.80            171         0              Normal
  03/01/2026 03 AM PST            4.80            171         0              Normal
  03/01/2026 04 AM PST            4.80            171         0              Normal
  03/01/2026 05 AM PST            4.80            171         0              Normal
  03/01/2026 06 AM PST            4.79            169         -              Normal
  03/01/2026 07 AM PST            4.79            169         0              Normal
  03/01/2026 08 AM PST            4.79            169         0              Normal
  03/01/2026 09 AM PST            4.79            169         0              Normal
  03/01/2026 10 AM PST            4.79            169         0              Normal
  03/01/2026 11 AM PST            4.79            169         0              Normal
  03/01/2026 12 PM PST            4.78            168         -              Normal
  03/01/2026 01 PM PST            4.78            168         0              Normal
  03/01/2026 02 PM PST            4.78            168         0              Normal
  03/01/2026 03 PM PST            4.78            168         0              Normal
  03/01/2026 04 PM PST            4.78            168         0              Normal
  03/01/2026 05 PM PST            4.78            168         0              Normal
  03/01/2026 06 PM PST            4.77            166         -              Normal
  03/01/2026 07 PM PST            4.77            166         0              Normal
  03/01/2026 08 PM PST            4.77            166         0              Normal
  03/01/2026 09 PM PST            4.77            166         0              Normal
  03/01/2026 10 PM PST            4.77            166         0              Normal
  03/01/2026 11 PM PST            4.77            166         0              Normal
  03/02/2026 12 AM PST            4.76            164         -              Normal
  03/02/2026 01 AM PST            4.76            164         0              Normal
  03/02/2026 02 AM PST            4.76            164         0              Normal
  03/02/2026 03 AM PST            4.76            164         0              Normal
  03/02/2026 04 AM PST            4.76            164         0              Normal
  03/02/2026 05 AM PST            4.76            164         0              Normal
  03/02/2026 06 AM PST            4.76            164         0              Normal
  03/02/2026 07 AM PST            4.75            163         -              Normal
  03/02/2026 08 AM PST            4.75            163         0              Normal
  03/02/2026 09 AM PST            4.75            163         0              Normal
  03/02/2026 10 AM PST            4.75            163         0              Normal
  03/02/2026 11 AM PST            4.75            163         0              Normal
  03/02/2026 12 PM PST            4.75            163         0              Normal
  03/02/2026 01 PM PST            4.75            163         0              Normal
  03/02/2026 02 PM PST            4.75            163         0              Normal
  03/02/2026 03 PM PST            4.74            161         -              Normal
  03/02/2026 04 PM PST            4.74            161         0              Normal
  03/02/2026 05 PM PST            4.74            161         0              Normal
  03/02/2026 06 PM PST            4.74            161         0              Normal
  03/02/2026 07 PM PST            4.74            161         0              Normal
  03/02/2026 08 PM PST            4.74            161         0              Normal
  03/02/2026 09 PM PST            4.74            161         0              Normal
  03/02/2026 10 PM PST            4.73            160         -              Normal
  03/02/2026 11 PM PST            4.73            160         0              Normal
  03/03/2026 12 AM PST            4.73            160         0              Normal
  03/03/2026 01 AM PST            4.73            160         0              Normal
  03/03/2026 02 AM PST            4.73            160         0              Normal
  03/03/2026 03 AM PST            4.73            160         0              Normal
  03/03/2026 04 AM PST            4.73            160         0              Normal
  03/03/2026 05 AM PST            4.73            160         0              Normal
  03/03/2026 06 AM PST            4.72            158         -              Normal
  03/03/2026 07 AM PST            4.72            158         0              Normal
  03/03/2026 08 AM PST            4.72            158         0              Normal
  03/03/2026 09 AM PST            4.72            158         0              Normal
  03/03/2026 10 AM PST            4.72            158         0              Normal
  03/03/2026 11 AM PST            4.72            158         0              Normal
  03/03/2026 12 PM PST            4.72            158         0              Normal
  03/03/2026 01 PM PST            4.71            157         -              Normal
  03/03/2026 02 PM PST            4.71            157         0              Normal
  03/03/2026 03 PM PST            4.71            157         0              Normal
  03/03/2026 04 PM PST            4.71            157         0              Normal
  03/03/2026 05 PM PST            4.70            155         -              Normal
  03/03/2026 06 PM PST            4.70            155         0              Normal
  03/03/2026 07 PM PST            4.70            155         0              Normal
  03/03/2026 08 PM PST            4.70            155         0              Normal
  03/03/2026 09 PM PST            4.69            154         -              Normal
  03/03/2026 10 PM PST            4.69            154         0              Normal
  03/03/2026 11 PM PST            4.69            154         0              Normal
  03/04/2026 12 AM PST            4.69            154         0              Normal
  03/04/2026 01 AM PST            4.68            152         -              Normal
  03/04/2026 02 AM PST            4.68            152         0              Normal
  03/04/2026 03 AM PST            4.68            152         0              Normal
  03/04/2026 04 AM PST            4.67            151         -              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.