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NACIMIENTO RIVER - SAPAQUE (NBYC1)
| Latitude: 35.79º N | Longitude: 121.09º W | Elevation: 800 Feet | | Forecast Type: Unofficial Location |
| Location: San Luis Obispo County in California | Bulletin Group: Central Coast | River Group: Salinas/Pajaro |
| Issuance Time: | Mar 11 2026 at 8:38 AM PDT | Next Issuance: | Mar 11 2026 at 3:00 PM PDT
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| Action/Monitor: 27.0 Feet | Minor Flood: 30.0 Feet | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Nacimiento River - Sapaque (NBYC1)
#
# File Generation Time: 03/11/2026 at 08:40 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/06/2026 at 05:00 PM PST
# Maximum Observed Stage: 8.41 Feet
# Maximum Observed Flow: 76 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/11/2026 at 09:00 AM PDT
# Maximum Forecast Stage: 8.21 Feet
# Maximum Forecast Flow: 45 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/06/2026 07 AM PST 8.41 76 Normal
03/06/2026 08 AM PST 8.41 76 0 Normal
03/06/2026 09 AM PST 8.41 76 0 Normal
03/06/2026 10 AM PST 8.41 76 0 Normal
03/06/2026 11 AM PST 8.41 76 0 Normal
03/06/2026 12 PM PST 8.41 76 0 Normal
03/06/2026 01 PM PST 8.41 76 0 Normal
03/06/2026 02 PM PST 8.41 76 0 Normal
03/06/2026 03 PM PST 8.41 76 0 Normal
03/06/2026 04 PM PST 8.41 76 0 Normal
03/06/2026 05 PM PST 8.41 76 0 Normal
03/06/2026 06 PM PST 8.40 74 - Normal
03/06/2026 07 PM PST 8.40 74 0 Normal
03/06/2026 08 PM PST 8.40 74 0 Normal
03/06/2026 09 PM PST 8.39 73 - Normal
03/06/2026 10 PM PST 8.39 73 0 Normal
03/06/2026 11 PM PST 8.39 73 0 Normal
03/07/2026 12 AM PST 8.38 71 - Normal
03/07/2026 01 AM PST 8.38 71 0 Normal
03/07/2026 02 AM PST 8.38 71 0 Normal
03/07/2026 03 AM PST 8.38 71 0 Normal
03/07/2026 04 AM PST 8.37 69 - Normal
03/07/2026 05 AM PST 8.37 69 0 Normal
03/07/2026 06 AM PST 8.37 69 0 Normal
03/07/2026 07 AM PST 8.36 67 - Normal
03/07/2026 08 AM PST 8.36 67 0 Normal
03/07/2026 09 AM PST 8.36 67 0 Normal
03/07/2026 10 AM PST 8.36 67 0 Normal
03/07/2026 11 AM PST 8.36 67 0 Normal
03/07/2026 12 PM PST 8.36 67 0 Normal
03/07/2026 01 PM PST 8.37 69 + Normal
03/07/2026 02 PM PST 8.36 67 - Normal
03/07/2026 03 PM PST 8.36 67 0 Normal
03/07/2026 04 PM PST 8.36 67 0 Normal
03/07/2026 05 PM PST 8.36 67 0 Normal
03/07/2026 06 PM PST 8.35 66 - Normal
03/07/2026 07 PM PST 8.35 66 0 Normal
03/07/2026 08 PM PST 8.35 66 0 Normal
03/07/2026 09 PM PST 8.35 66 0 Normal
03/07/2026 10 PM PST 8.34 64 - Normal
03/07/2026 11 PM PST 8.34 64 0 Normal
03/08/2026 12 AM PST 8.34 64 0 Normal
03/08/2026 01 AM PST 8.34 64 0 Normal
03/08/2026 03 AM PDT 8.33 63 - Normal
03/08/2026 04 AM PDT 8.33 63 0 Normal
03/08/2026 05 AM PDT 8.33 63 0 Normal
03/08/2026 06 AM PDT 8.32 61 - Normal
03/08/2026 07 AM PDT 8.32 61 0 Normal
03/08/2026 08 AM PDT 8.32 61 0 Normal
03/08/2026 09 AM PDT 8.32 61 0 Normal
03/08/2026 10 AM PDT 8.32 61 0 Normal
03/08/2026 11 AM PDT 8.32 61 0 Normal
03/08/2026 12 PM PDT 8.32 61 0 Normal
03/08/2026 01 PM PDT 8.32 61 0 Normal
03/08/2026 02 PM PDT 8.32 61 0 Normal
03/08/2026 03 PM PDT 8.32 61 0 Normal
03/08/2026 04 PM PDT 8.33 63 + Normal
03/08/2026 05 PM PDT 8.32 61 - Normal
03/08/2026 06 PM PDT 8.32 61 0 Normal
03/08/2026 07 PM PDT 8.32 61 0 Normal
03/08/2026 08 PM PDT 8.31 59 - Normal
03/08/2026 09 PM PDT 8.31 59 0 Normal
03/08/2026 10 PM PDT 8.31 59 0 Normal
03/08/2026 11 PM PDT 8.30 58 - Normal
03/09/2026 12 AM PDT 8.30 58 0 Normal
03/09/2026 01 AM PDT 8.30 58 0 Normal
03/09/2026 02 AM PDT 8.30 58 0 Normal
03/09/2026 03 AM PDT 8.30 58 0 Normal
03/09/2026 04 AM PDT 8.30 58 0 Normal
03/09/2026 05 AM PDT 8.29 56 - Normal
03/09/2026 06 AM PDT 8.29 56 0 Normal
03/09/2026 07 AM PDT 8.29 56 0 Normal
03/09/2026 08 AM PDT 8.29 56 0 Normal
03/09/2026 09 AM PDT 8.28 55 - Normal
03/09/2026 10 AM PDT 8.28 55 0 Normal
03/09/2026 11 AM PDT 8.28 55 0 Normal
03/09/2026 12 PM PDT 8.29 56 + Normal
03/09/2026 01 PM PDT 8.29 56 0 Normal
03/09/2026 02 PM PDT 8.29 56 0 Normal
03/09/2026 03 PM PDT 8.29 56 0 Normal
03/09/2026 04 PM PDT 8.30 58 + Normal
03/09/2026 05 PM PDT 8.29 56 - Normal
03/09/2026 06 PM PDT 8.29 56 0 Normal
03/09/2026 07 PM PDT 8.28 55 - Normal
03/09/2026 08 PM PDT 8.27 53 - Normal
03/09/2026 09 PM PDT 8.27 53 0 Normal
03/09/2026 10 PM PDT 8.27 53 0 Normal
03/09/2026 11 PM PDT 8.27 53 0 Normal
03/10/2026 12 AM PDT 8.27 53 0 Normal
03/10/2026 01 AM PDT 8.26 52 - Normal
03/10/2026 02 AM PDT 8.26 52 0 Normal
03/10/2026 03 AM PDT 8.26 52 0 Normal
03/10/2026 04 AM PDT 8.25 50 - Normal
03/10/2026 05 AM PDT 8.25 50 0 Normal
03/10/2026 06 AM PDT 8.25 50 0 Normal
03/10/2026 07 AM PDT 8.25 50 0 Normal
03/10/2026 08 AM PDT 8.25 50 0 Normal
03/10/2026 09 AM PDT 8.25 50 0 Normal
03/10/2026 10 AM PDT 8.24 49 - Normal
03/10/2026 11 AM PDT 8.24 49 0 Normal
03/10/2026 12 PM PDT 8.24 49 0 Normal
03/10/2026 01 PM PDT 8.25 50 + Normal
03/10/2026 02 PM PDT 8.24 49 - Normal
03/10/2026 03 PM PDT 8.24 49 0 Normal
03/10/2026 04 PM PDT 8.24 49 0 Normal
03/10/2026 05 PM PDT 8.24 49 0 Normal
03/10/2026 06 PM PDT 8.24 49 0 Normal
03/10/2026 07 PM PDT 8.24 49 0 Normal
03/10/2026 08 PM PDT 8.23 48 - Normal
03/10/2026 09 PM PDT 8.23 48 0 Normal
03/10/2026 10 PM PDT 8.23 48 0 Normal
03/10/2026 11 PM PDT 8.22 46 - Normal
03/11/2026 12 AM PDT 8.22 46 0 Normal
03/11/2026 01 AM PDT 8.22 46 0 Normal
03/11/2026 02 AM PDT 8.22 46 0 Normal
03/11/2026 03 AM PDT 8.22 46 0 Normal
03/11/2026 04 AM PDT 8.22 46 0 Normal
03/11/2026 05 AM PDT 8.22 46 0 Normal
03/11/2026 06 AM PDT 8.21 45 - Normal
03/11/2026 07 AM PDT 8.21 45 0 Normal
03/11/2026 08 AM PDT 8.21 45 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/11/2026 09 AM PDT 8.21 45 Normal
03/11/2026 10 AM PDT 8.20 44 - Normal
03/11/2026 11 AM PDT 8.20 44 0 Normal
03/11/2026 12 PM PDT 8.20 44 0 Normal
03/11/2026 01 PM PDT 8.20 44 0 Normal
03/11/2026 02 PM PDT 8.20 44 0 Normal
03/11/2026 03 PM PDT 8.20 44 0 Normal
03/11/2026 04 PM PDT 8.20 44 0 Normal
03/11/2026 05 PM PDT 8.19 42 - Normal
03/11/2026 06 PM PDT 8.19 42 0 Normal
03/11/2026 07 PM PDT 8.19 42 0 Normal
03/11/2026 08 PM PDT 8.19 42 0 Normal
03/11/2026 09 PM PDT 8.19 42 0 Normal
03/11/2026 10 PM PDT 8.19 42 0 Normal
03/11/2026 11 PM PDT 8.19 42 0 Normal
03/12/2026 12 AM PDT 8.18 41 - Normal
03/12/2026 01 AM PDT 8.18 41 0 Normal
03/12/2026 02 AM PDT 8.18 41 0 Normal
03/12/2026 03 AM PDT 8.18 41 0 Normal
03/12/2026 04 AM PDT 8.18 41 0 Normal
03/12/2026 05 AM PDT 8.18 41 0 Normal
03/12/2026 06 AM PDT 8.18 41 0 Normal
03/12/2026 07 AM PDT 8.18 41 0 Normal
03/12/2026 08 AM PDT 8.17 40 - Normal
03/12/2026 09 AM PDT 8.17 40 0 Normal
03/12/2026 10 AM PDT 8.17 40 0 Normal
03/12/2026 11 AM PDT 8.17 40 0 Normal
03/12/2026 12 PM PDT 8.17 40 0 Normal
03/12/2026 01 PM PDT 8.17 40 0 Normal
03/12/2026 02 PM PDT 8.17 40 0 Normal
03/12/2026 03 PM PDT 8.16 39 - Normal
03/12/2026 04 PM PDT 8.16 39 0 Normal
03/12/2026 05 PM PDT 8.16 39 0 Normal
03/12/2026 06 PM PDT 8.16 39 0 Normal
03/12/2026 07 PM PDT 8.16 39 0 Normal
03/12/2026 08 PM PDT 8.16 39 0 Normal
03/12/2026 09 PM PDT 8.16 39 0 Normal
03/12/2026 10 PM PDT 8.16 39 0 Normal
03/12/2026 11 PM PDT 8.15 38 - Normal
03/13/2026 12 AM PDT 8.15 38 0 Normal
03/13/2026 01 AM PDT 8.15 38 0 Normal
03/13/2026 02 AM PDT 8.15 38 0 Normal
03/13/2026 03 AM PDT 8.15 38 0 Normal
03/13/2026 04 AM PDT 8.15 38 0 Normal
03/13/2026 05 AM PDT 8.15 38 0 Normal
03/13/2026 06 AM PDT 8.15 38 0 Normal
03/13/2026 07 AM PDT 8.15 38 0 Normal
03/13/2026 08 AM PDT 8.14 36 - Normal
03/13/2026 09 AM PDT 8.14 36 0 Normal
03/13/2026 10 AM PDT 8.14 36 0 Normal
03/13/2026 11 AM PDT 8.14 36 0 Normal
03/13/2026 12 PM PDT 8.14 36 0 Normal
03/13/2026 01 PM PDT 8.14 36 0 Normal
03/13/2026 02 PM PDT 8.14 36 0 Normal
03/13/2026 03 PM PDT 8.14 36 0 Normal
03/13/2026 04 PM PDT 8.14 36 0 Normal
03/13/2026 05 PM PDT 8.13 35 - Normal
03/13/2026 06 PM PDT 8.13 35 0 Normal
03/13/2026 07 PM PDT 8.13 35 0 Normal
03/13/2026 08 PM PDT 8.13 35 0 Normal
03/13/2026 09 PM PDT 8.13 35 0 Normal
03/13/2026 10 PM PDT 8.13 35 0 Normal
03/13/2026 11 PM PDT 8.13 35 0 Normal
03/14/2026 12 AM PDT 8.13 35 0 Normal
03/14/2026 01 AM PDT 8.13 35 0 Normal
03/14/2026 02 AM PDT 8.13 35 0 Normal
03/14/2026 03 AM PDT 8.12 34 - Normal
03/14/2026 04 AM PDT 8.12 34 0 Normal
03/14/2026 05 AM PDT 8.12 34 0 Normal
03/14/2026 06 AM PDT 8.12 34 0 Normal
03/14/2026 07 AM PDT 8.12 34 0 Normal
03/14/2026 08 AM PDT 8.12 34 0 Normal
03/14/2026 09 AM PDT 8.12 34 0 Normal
03/14/2026 10 AM PDT 8.12 34 0 Normal
03/14/2026 11 AM PDT 8.12 34 0 Normal
03/14/2026 12 PM PDT 8.12 34 0 Normal
03/14/2026 01 PM PDT 8.12 34 0 Normal
03/14/2026 02 PM PDT 8.11 33 - Normal
03/14/2026 03 PM PDT 8.11 33 0 Normal
03/14/2026 04 PM PDT 8.11 33 0 Normal
03/14/2026 05 PM PDT 8.11 33 0 Normal
03/14/2026 06 PM PDT 8.11 33 0 Normal
03/14/2026 07 PM PDT 8.11 33 0 Normal
03/14/2026 08 PM PDT 8.11 33 0 Normal
03/14/2026 09 PM PDT 8.11 33 0 Normal
03/14/2026 10 PM PDT 8.11 33 0 Normal
03/14/2026 11 PM PDT 8.11 33 0 Normal
03/15/2026 12 AM PDT 8.11 33 0 Normal
03/15/2026 01 AM PDT 8.11 33 0 Normal
03/15/2026 02 AM PDT 8.11 33 0 Normal
03/15/2026 03 AM PDT 8.10 32 - Normal
03/15/2026 04 AM PDT 8.10 32 0 Normal
03/15/2026 05 AM PDT 8.10 32 0 Normal
03/15/2026 06 AM PDT 8.10 32 0 Normal
03/15/2026 07 AM PDT 8.10 32 0 Normal
03/15/2026 08 AM PDT 8.10 32 0 Normal
03/15/2026 09 AM PDT 8.10 32 0 Normal
03/15/2026 10 AM PDT 8.10 32 0 Normal
03/15/2026 11 AM PDT 8.10 32 0 Normal
03/15/2026 12 PM PDT 8.10 32 0 Normal
03/15/2026 01 PM PDT 8.10 32 0 Normal
03/15/2026 02 PM PDT 8.10 32 0 Normal
03/15/2026 03 PM PDT 8.10 32 0 Normal
03/15/2026 04 PM PDT 8.09 31 - Normal
03/15/2026 05 PM PDT 8.09 31 0 Normal
03/15/2026 06 PM PDT 8.09 31 0 Normal
03/15/2026 07 PM PDT 8.09 31 0 Normal
03/15/2026 08 PM PDT 8.09 31 0 Normal
03/15/2026 09 PM PDT 8.09 31 0 Normal
03/15/2026 10 PM PDT 8.09 31 0 Normal
03/15/2026 11 PM PDT 8.09 31 0 Normal
03/16/2026 12 AM PDT 8.09 31 0 Normal
03/16/2026 01 AM PDT 8.09 31 0 Normal
03/16/2026 02 AM PDT 8.09 31 0 Normal
03/16/2026 03 AM PDT 8.09 31 0 Normal
03/16/2026 04 AM PDT 8.09 31 0 Normal
03/16/2026 05 AM PDT 8.09 31 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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