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SAN LORENZO RIVER - BIG TREES (BTEC1)
| Latitude: 37.04º N | Longitude: 122.07º W | Elevation: 227 Feet | | Forecast Type: Official Location |
| Location: Santa Cruz County in California | Bulletin Group: Central Coast | River Group: Salinas/Pajaro |
| Issuance Time: | May 26 2026 at 7:29 AM PDT | Next Issuance: | May 27 2026 at 9:00 AM PDT
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| Action/Monitor: 14.0 Feet | Minor Flood: 16.5 Feet | Moderate Flood: 19.5 Feet | Major Flood: 21.76 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Lorenzo River - Big Trees (BTEC1)
#
# File Generation Time: 05/26/2026 at 07:29 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 05/21/2026 at 01:00 PM PDT
# Maximum Observed Stage: 3.74 Feet
# Maximum Observed Flow: 48 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/28/2026 at 03:00 PM PDT
# Maximum Forecast Stage: 3.66 Feet
# Maximum Forecast Flow: 42 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
05/21/2026 07 AM PDT 3.68 44 Normal
05/21/2026 08 AM PDT 3.68 44 0 Normal
05/21/2026 09 AM PDT 3.68 44 0 Normal
05/21/2026 10 AM PDT 3.68 44 0 Normal
05/21/2026 11 AM PDT 3.71 46 + Normal
05/21/2026 12 PM PDT 3.74 48 + Normal
05/21/2026 01 PM PDT 3.74 48 0 Normal
05/21/2026 02 PM PDT 3.73 48 - Normal
05/21/2026 03 PM PDT 3.73 48 0 Normal
05/21/2026 04 PM PDT 3.67 43 - Normal
05/21/2026 05 PM PDT 3.67 43 0 Normal
05/21/2026 06 PM PDT 3.66 42 - Normal
05/21/2026 07 PM PDT 3.66 42 0 Normal
05/21/2026 08 PM PDT 3.67 43 + Normal
05/21/2026 09 PM PDT 3.66 42 - Normal
05/21/2026 10 PM PDT 3.66 42 0 Normal
05/21/2026 11 PM PDT 3.66 42 0 Normal
05/22/2026 12 AM PDT 3.66 42 0 Normal
05/22/2026 01 AM PDT 3.66 42 0 Normal
05/22/2026 02 AM PDT 3.66 42 0 Normal
05/22/2026 03 AM PDT 3.66 42 0 Normal
05/22/2026 04 AM PDT 3.66 42 0 Normal
05/22/2026 05 AM PDT 3.66 42 0 Normal
05/22/2026 06 AM PDT 3.66 42 0 Normal
05/22/2026 07 AM PDT 3.67 43 + Normal
05/22/2026 08 AM PDT 3.67 43 0 Normal
05/22/2026 09 AM PDT 3.67 43 0 Normal
05/22/2026 10 AM PDT 3.67 43 0 Normal
05/22/2026 11 AM PDT 3.67 43 0 Normal
05/22/2026 12 PM PDT 3.67 43 0 Normal
05/22/2026 01 PM PDT 3.68 44 + Normal
05/22/2026 02 PM PDT 3.67 43 - Normal
05/22/2026 03 PM PDT 3.66 42 - Normal
05/22/2026 04 PM PDT 3.66 42 0 Normal
05/22/2026 05 PM PDT 3.66 42 0 Normal
05/22/2026 06 PM PDT 3.66 42 0 Normal
05/22/2026 07 PM PDT 3.66 42 0 Normal
05/22/2026 08 PM PDT 3.66 42 0 Normal
05/22/2026 09 PM PDT 3.66 42 0 Normal
05/22/2026 10 PM PDT 3.66 42 0 Normal
05/22/2026 11 PM PDT 3.66 42 0 Normal
05/23/2026 12 AM PDT 3.66 42 0 Normal
05/23/2026 01 AM PDT 3.66 42 0 Normal
05/23/2026 02 AM PDT 3.66 42 0 Normal
05/23/2026 03 AM PDT 3.66 42 0 Normal
05/23/2026 04 AM PDT 3.66 42 0 Normal
05/23/2026 05 AM PDT 3.66 42 0 Normal
05/23/2026 06 AM PDT 3.66 42 0 Normal
05/23/2026 07 AM PDT 3.66 42 0 Normal
05/23/2026 08 AM PDT 3.66 42 0 Normal
05/23/2026 09 AM PDT 3.66 42 0 Normal
05/23/2026 10 AM PDT 3.66 42 0 Normal
05/23/2026 11 AM PDT 3.66 42 0 Normal
05/23/2026 12 PM PDT 3.66 42 0 Normal
05/23/2026 01 PM PDT 3.66 42 0 Normal
05/23/2026 02 PM PDT 3.66 42 0 Normal
05/23/2026 03 PM PDT 3.66 42 0 Normal
05/23/2026 04 PM PDT 3.66 42 0 Normal
05/23/2026 05 PM PDT 3.66 42 0 Normal
05/23/2026 06 PM PDT 3.66 42 0 Normal
05/23/2026 07 PM PDT 3.66 42 0 Normal
05/23/2026 08 PM PDT 3.66 42 0 Normal
05/23/2026 09 PM PDT 3.66 42 0 Normal
05/23/2026 10 PM PDT 3.66 42 0 Normal
05/23/2026 11 PM PDT 3.66 42 0 Normal
05/24/2026 12 AM PDT 3.66 42 0 Normal
05/24/2026 01 AM PDT 3.66 42 0 Normal
05/24/2026 02 AM PDT 3.66 42 0 Normal
05/24/2026 03 AM PDT 3.66 42 0 Normal
05/24/2026 04 AM PDT 3.66 42 0 Normal
05/24/2026 05 AM PDT 3.66 42 0 Normal
05/24/2026 06 AM PDT 3.66 42 0 Normal
05/24/2026 07 AM PDT 3.66 42 0 Normal
05/24/2026 08 AM PDT 3.66 42 0 Normal
05/24/2026 09 AM PDT 3.66 42 0 Normal
05/24/2026 10 AM PDT 3.66 42 0 Normal
05/24/2026 11 AM PDT 3.67 43 + Normal
05/24/2026 12 PM PDT 3.67 43 0 Normal
05/24/2026 01 PM PDT 3.67 43 0 Normal
05/24/2026 02 PM PDT 3.67 43 0 Normal
05/24/2026 03 PM PDT 3.66 42 - Normal
05/24/2026 04 PM PDT 3.66 42 0 Normal
05/24/2026 05 PM PDT 3.66 42 0 Normal
05/24/2026 06 PM PDT 3.66 42 0 Normal
05/24/2026 07 PM PDT 3.66 42 0 Normal
05/24/2026 08 PM PDT 3.65 42 - Normal
05/24/2026 09 PM PDT 3.65 42 0 Normal
05/24/2026 10 PM PDT 3.65 42 0 Normal
05/24/2026 11 PM PDT 3.66 42 + Normal
05/25/2026 12 AM PDT 3.65 42 - Normal
05/25/2026 01 AM PDT 3.65 42 0 Normal
05/25/2026 02 AM PDT 3.66 42 + Normal
05/25/2026 03 AM PDT 3.66 42 0 Normal
05/25/2026 04 AM PDT 3.65 42 - Normal
05/25/2026 05 AM PDT 3.65 42 0 Normal
05/25/2026 06 AM PDT 3.66 42 + Normal
05/25/2026 07 AM PDT 3.66 42 0 Normal
05/25/2026 08 AM PDT 3.66 42 0 Normal
05/25/2026 09 AM PDT 3.66 42 0 Normal
05/25/2026 10 AM PDT 3.66 42 0 Normal
05/25/2026 11 AM PDT 3.66 42 0 Normal
05/25/2026 12 PM PDT 3.66 42 0 Normal
05/25/2026 01 PM PDT 3.66 42 0 Normal
05/25/2026 02 PM PDT 3.66 42 0 Normal
05/25/2026 03 PM PDT 3.66 42 0 Normal
05/25/2026 04 PM PDT 3.66 42 0 Normal
05/25/2026 05 PM PDT 3.65 42 - Normal
05/25/2026 06 PM PDT 3.65 42 0 Normal
05/25/2026 07 PM PDT 3.65 42 0 Normal
05/25/2026 08 PM PDT 3.65 42 0 Normal
05/25/2026 09 PM PDT 3.65 42 0 Normal
05/25/2026 10 PM PDT 3.65 42 0 Normal
05/25/2026 11 PM PDT 3.65 42 0 Normal
05/26/2026 12 AM PDT 3.65 42 0 Normal
05/26/2026 01 AM PDT 3.64 41 - Normal
05/26/2026 02 AM PDT 3.64 41 0 Normal
05/26/2026 03 AM PDT 3.64 41 0 Normal
05/26/2026 04 AM PDT 3.65 42 + Normal
05/26/2026 05 AM PDT 3.65 42 0 Normal
05/26/2026 06 AM PDT 3.65 42 0 Normal
05/26/2026 07 AM PDT 3.65 42 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/26/2026 08 AM PDT 3.65 42 Normal
05/26/2026 09 AM PDT 3.65 42 0 Normal
05/26/2026 10 AM PDT 3.65 42 0 Normal
05/26/2026 11 AM PDT 3.65 42 0 Normal
05/26/2026 12 PM PDT 3.65 42 0 Normal
05/26/2026 01 PM PDT 3.65 42 0 Normal
05/26/2026 02 PM PDT 3.65 42 0 Normal
05/26/2026 03 PM PDT 3.65 42 0 Normal
05/26/2026 04 PM PDT 3.65 42 0 Normal
05/26/2026 05 PM PDT 3.65 42 0 Normal
05/26/2026 06 PM PDT 3.65 42 0 Normal
05/26/2026 07 PM PDT 3.65 42 0 Normal
05/26/2026 08 PM PDT 3.65 42 0 Normal
05/26/2026 09 PM PDT 3.65 42 0 Normal
05/26/2026 10 PM PDT 3.65 42 0 Normal
05/26/2026 11 PM PDT 3.65 42 0 Normal
05/27/2026 12 AM PDT 3.65 42 0 Normal
05/27/2026 01 AM PDT 3.64 41 - Normal
05/27/2026 02 AM PDT 3.64 41 0 Normal
05/27/2026 03 AM PDT 3.64 41 0 Normal
05/27/2026 04 AM PDT 3.64 41 0 Normal
05/27/2026 05 AM PDT 3.64 41 0 Normal
05/27/2026 06 AM PDT 3.64 41 0 Normal
05/27/2026 07 AM PDT 3.64 41 0 Normal
05/27/2026 08 AM PDT 3.64 41 0 Normal
05/27/2026 09 AM PDT 3.64 41 0 Normal
05/27/2026 10 AM PDT 3.64 41 0 Normal
05/27/2026 11 AM PDT 3.64 41 0 Normal
05/27/2026 12 PM PDT 3.64 41 0 Normal
05/27/2026 01 PM PDT 3.64 41 0 Normal
05/27/2026 02 PM PDT 3.64 41 0 Normal
05/27/2026 03 PM PDT 3.64 41 0 Normal
05/27/2026 04 PM PDT 3.64 41 0 Normal
05/27/2026 05 PM PDT 3.64 41 0 Normal
05/27/2026 06 PM PDT 3.64 41 0 Normal
05/27/2026 07 PM PDT 3.65 42 + Normal
05/27/2026 08 PM PDT 3.65 42 0 Normal
05/27/2026 09 PM PDT 3.65 42 0 Normal
05/27/2026 10 PM PDT 3.65 42 0 Normal
05/27/2026 11 PM PDT 3.65 42 0 Normal
05/28/2026 12 AM PDT 3.65 42 0 Normal
05/28/2026 01 AM PDT 3.64 41 - Normal
05/28/2026 02 AM PDT 3.64 41 0 Normal
05/28/2026 03 AM PDT 3.64 41 0 Normal
05/28/2026 04 AM PDT 3.64 41 0 Normal
05/28/2026 05 AM PDT 3.64 41 0 Normal
05/28/2026 06 AM PDT 3.64 41 0 Normal
05/28/2026 07 AM PDT 3.65 42 + Normal
05/28/2026 08 AM PDT 3.65 42 0 Normal
05/28/2026 09 AM PDT 3.65 42 0 Normal
05/28/2026 10 AM PDT 3.65 42 0 Normal
05/28/2026 11 AM PDT 3.64 41 - Normal
05/28/2026 12 PM PDT 3.65 42 + Normal
05/28/2026 01 PM PDT 3.65 42 0 Normal
05/28/2026 02 PM PDT 3.65 42 0 Normal
05/28/2026 03 PM PDT 3.66 42 + Normal
05/28/2026 04 PM PDT 3.66 42 0 Normal
05/28/2026 05 PM PDT 3.66 42 0 Normal
05/28/2026 06 PM PDT 3.66 42 0 Normal
05/28/2026 07 PM PDT 3.66 42 0 Normal
05/28/2026 08 PM PDT 3.65 42 - Normal
05/28/2026 09 PM PDT 3.65 42 0 Normal
05/28/2026 10 PM PDT 3.64 41 - Normal
05/28/2026 11 PM PDT 3.64 41 0 Normal
05/29/2026 12 AM PDT 3.64 41 0 Normal
05/29/2026 01 AM PDT 3.63 40 - Normal
05/29/2026 02 AM PDT 3.63 40 0 Normal
05/29/2026 03 AM PDT 3.63 40 0 Normal
05/29/2026 04 AM PDT 3.63 40 0 Normal
05/29/2026 05 AM PDT 3.63 40 0 Normal
05/29/2026 06 AM PDT 3.63 40 0 Normal
05/29/2026 07 AM PDT 3.63 40 0 Normal
05/29/2026 08 AM PDT 3.63 40 0 Normal
05/29/2026 09 AM PDT 3.62 40 - Normal
05/29/2026 10 AM PDT 3.62 40 0 Normal
05/29/2026 11 AM PDT 3.62 40 0 Normal
05/29/2026 12 PM PDT 3.62 40 0 Normal
05/29/2026 01 PM PDT 3.62 40 0 Normal
05/29/2026 02 PM PDT 3.62 40 0 Normal
05/29/2026 03 PM PDT 3.62 40 0 Normal
05/29/2026 04 PM PDT 3.62 40 0 Normal
05/29/2026 05 PM PDT 3.62 40 0 Normal
05/29/2026 06 PM PDT 3.62 40 0 Normal
05/29/2026 07 PM PDT 3.62 40 0 Normal
05/29/2026 08 PM PDT 3.62 40 0 Normal
05/29/2026 09 PM PDT 3.62 40 0 Normal
05/29/2026 10 PM PDT 3.62 40 0 Normal
05/29/2026 11 PM PDT 3.62 40 0 Normal
05/30/2026 12 AM PDT 3.62 40 0 Normal
05/30/2026 01 AM PDT 3.62 40 0 Normal
05/30/2026 02 AM PDT 3.62 40 0 Normal
05/30/2026 03 AM PDT 3.62 40 0 Normal
05/30/2026 04 AM PDT 3.62 40 0 Normal
05/30/2026 05 AM PDT 3.62 40 0 Normal
05/30/2026 06 AM PDT 3.62 40 0 Normal
05/30/2026 07 AM PDT 3.62 40 0 Normal
05/30/2026 08 AM PDT 3.62 40 0 Normal
05/30/2026 09 AM PDT 3.62 40 0 Normal
05/30/2026 10 AM PDT 3.62 40 0 Normal
05/30/2026 11 AM PDT 3.62 40 0 Normal
05/30/2026 12 PM PDT 3.62 40 0 Normal
05/30/2026 01 PM PDT 3.62 40 0 Normal
05/30/2026 02 PM PDT 3.62 40 0 Normal
05/30/2026 03 PM PDT 3.62 40 0 Normal
05/30/2026 04 PM PDT 3.62 40 0 Normal
05/30/2026 05 PM PDT 3.62 40 0 Normal
05/30/2026 06 PM PDT 3.62 40 0 Normal
05/30/2026 07 PM PDT 3.62 40 0 Normal
05/30/2026 08 PM PDT 3.62 40 0 Normal
05/30/2026 09 PM PDT 3.62 40 0 Normal
05/30/2026 10 PM PDT 3.61 39 - Normal
05/30/2026 11 PM PDT 3.61 39 0 Normal
05/31/2026 12 AM PDT 3.61 39 0 Normal
05/31/2026 01 AM PDT 3.61 39 0 Normal
05/31/2026 02 AM PDT 3.61 39 0 Normal
05/31/2026 03 AM PDT 3.61 39 0 Normal
05/31/2026 04 AM PDT 3.61 39 0 Normal
05/31/2026 05 AM PDT 3.61 39 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.
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