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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 16 2026 at 6:53 AM PDT | Next Issuance: | Mar 16 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: 03/16/2026 at 06:55 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/11/2026 at 05:00 PM PDT
# Maximum Observed Stage: 8.21 Feet
# Maximum Observed Flow: 89 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/16/2026 at 07:00 AM PDT
# Maximum Forecast Stage: 8.05 Feet
# Maximum Forecast Flow: 61 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/11/2026 06 AM PDT 8.21 89 Normal
03/11/2026 07 AM PDT 8.21 89 0 Normal
03/11/2026 08 AM PDT 8.21 89 0 Normal
03/11/2026 09 AM PDT 8.21 89 0 Normal
03/11/2026 10 AM PDT 8.20 87 - Normal
03/11/2026 11 AM PDT 8.21 89 + Normal
03/11/2026 12 PM PDT 8.21 89 0 Normal
03/11/2026 01 PM PDT 8.20 87 - Normal
03/11/2026 02 PM PDT 8.21 89 + Normal
03/11/2026 03 PM PDT 8.21 89 0 Normal
03/11/2026 04 PM PDT 8.20 87 - Normal
03/11/2026 05 PM PDT 8.21 89 + Normal
03/11/2026 06 PM PDT 8.20 87 - Normal
03/11/2026 07 PM PDT 8.19 85 - Normal
03/11/2026 08 PM PDT 8.19 85 0 Normal
03/11/2026 09 PM PDT 8.19 85 0 Normal
03/11/2026 10 PM PDT 8.18 84 - Normal
03/11/2026 11 PM PDT 8.19 85 + Normal
03/12/2026 12 AM PDT 8.18 84 - Normal
03/12/2026 01 AM PDT 8.18 84 0 Normal
03/12/2026 02 AM PDT 8.18 84 0 Normal
03/12/2026 03 AM PDT 8.17 82 - Normal
03/12/2026 04 AM PDT 8.17 82 0 Normal
03/12/2026 05 AM PDT 8.17 82 0 Normal
03/12/2026 06 AM PDT 8.17 82 0 Normal
03/12/2026 07 AM PDT 8.17 82 0 Normal
03/12/2026 08 AM PDT 8.16 80 - Normal
03/12/2026 09 AM PDT 8.16 80 0 Normal
03/12/2026 10 AM PDT 8.16 80 0 Normal
03/12/2026 11 AM PDT 8.16 80 0 Normal
03/12/2026 12 PM PDT 8.17 82 + Normal
03/12/2026 01 PM PDT 8.17 82 0 Normal
03/12/2026 02 PM PDT 8.17 82 0 Normal
03/12/2026 03 PM PDT 8.17 82 0 Normal
03/12/2026 04 PM PDT 8.17 82 0 Normal
03/12/2026 05 PM PDT 8.17 82 0 Normal
03/12/2026 06 PM PDT 8.16 80 - Normal
03/12/2026 07 PM PDT 8.16 80 0 Normal
03/12/2026 08 PM PDT 8.16 80 0 Normal
03/12/2026 09 PM PDT 8.15 78 - Normal
03/12/2026 10 PM PDT 8.15 78 0 Normal
03/12/2026 11 PM PDT 8.15 78 0 Normal
03/13/2026 12 AM PDT 8.15 78 0 Normal
03/13/2026 01 AM PDT 8.15 78 0 Normal
03/13/2026 02 AM PDT 8.15 78 0 Normal
03/13/2026 03 AM PDT 8.15 78 0 Normal
03/13/2026 04 AM PDT 8.14 76 - Normal
03/13/2026 05 AM PDT 8.14 76 0 Normal
03/13/2026 06 AM PDT 8.14 76 0 Normal
03/13/2026 07 AM PDT 8.14 76 0 Normal
03/13/2026 08 AM PDT 8.14 76 0 Normal
03/13/2026 09 AM PDT 8.13 74 - Normal
03/13/2026 10 AM PDT 8.14 76 + Normal
03/13/2026 11 AM PDT 8.14 76 0 Normal
03/13/2026 12 PM PDT 8.14 76 0 Normal
03/13/2026 01 PM PDT 8.14 76 0 Normal
03/13/2026 02 PM PDT 8.14 76 0 Normal
03/13/2026 03 PM PDT 8.14 76 0 Normal
03/13/2026 04 PM PDT 8.14 76 0 Normal
03/13/2026 05 PM PDT 8.14 76 0 Normal
03/13/2026 06 PM PDT 8.14 76 0 Normal
03/13/2026 07 PM PDT 8.13 74 - Normal
03/13/2026 08 PM PDT 8.13 74 0 Normal
03/13/2026 09 PM PDT 8.13 74 0 Normal
03/13/2026 10 PM PDT 8.12 73 - Normal
03/13/2026 11 PM PDT 8.12 73 0 Normal
03/14/2026 12 AM PDT 8.12 73 0 Normal
03/14/2026 01 AM PDT 8.12 73 0 Normal
03/14/2026 02 AM PDT 8.12 73 0 Normal
03/14/2026 03 AM PDT 8.12 73 0 Normal
03/14/2026 04 AM PDT 8.12 73 0 Normal
03/14/2026 05 AM PDT 8.11 71 - Normal
03/14/2026 06 AM PDT 8.11 71 0 Normal
03/14/2026 07 AM PDT 8.11 71 0 Normal
03/14/2026 08 AM PDT 8.11 71 0 Normal
03/14/2026 09 AM PDT 8.11 71 0 Normal
03/14/2026 10 AM PDT 8.11 71 0 Normal
03/14/2026 11 AM PDT 8.11 71 0 Normal
03/14/2026 12 PM PDT 8.11 71 0 Normal
03/14/2026 01 PM PDT 8.11 71 0 Normal
03/14/2026 02 PM PDT 8.11 71 0 Normal
03/14/2026 03 PM PDT 8.11 71 0 Normal
03/14/2026 04 PM PDT 8.11 71 0 Normal
03/14/2026 05 PM PDT 8.11 71 0 Normal
03/14/2026 06 PM PDT 8.11 71 0 Normal
03/14/2026 07 PM PDT 8.10 69 - Normal
03/14/2026 08 PM PDT 8.10 69 0 Normal
03/14/2026 09 PM PDT 8.10 69 0 Normal
03/14/2026 10 PM PDT 8.10 69 0 Normal
03/14/2026 11 PM PDT 8.09 67 - Normal
03/15/2026 12 AM PDT 8.09 67 0 Normal
03/15/2026 01 AM PDT 8.09 67 0 Normal
03/15/2026 02 AM PDT 8.09 67 0 Normal
03/15/2026 03 AM PDT 8.09 67 0 Normal
03/15/2026 04 AM PDT 8.09 67 0 Normal
03/15/2026 05 AM PDT 8.08 66 - Normal
03/15/2026 06 AM PDT 8.08 66 0 Normal
03/15/2026 07 AM PDT 8.08 66 0 Normal
03/15/2026 08 AM PDT 8.08 66 0 Normal
03/15/2026 09 AM PDT 8.08 66 0 Normal
03/15/2026 10 AM PDT 8.08 66 0 Normal
03/15/2026 11 AM PDT 8.08 66 0 Normal
03/15/2026 12 PM PDT 8.08 66 0 Normal
03/15/2026 01 PM PDT 8.08 66 0 Normal
03/15/2026 02 PM PDT 8.08 66 0 Normal
03/15/2026 03 PM PDT 8.08 66 0 Normal
03/15/2026 04 PM PDT 8.08 66 0 Normal
03/15/2026 05 PM PDT 8.08 66 0 Normal
03/15/2026 06 PM PDT 8.07 64 - Normal
03/15/2026 07 PM PDT 8.07 64 0 Normal
03/15/2026 08 PM PDT 8.07 64 0 Normal
03/15/2026 09 PM PDT 8.06 63 - Normal
03/15/2026 10 PM PDT 8.06 63 0 Normal
03/15/2026 11 PM PDT 8.06 63 0 Normal
03/16/2026 12 AM PDT 8.06 63 0 Normal
03/16/2026 01 AM PDT 8.06 63 0 Normal
03/16/2026 02 AM PDT 8.06 63 0 Normal
03/16/2026 03 AM PDT 8.05 61 - Normal
03/16/2026 04 AM PDT 8.05 61 0 Normal
03/16/2026 05 AM PDT 8.05 61 0 Normal
03/16/2026 06 AM PDT 8.05 61 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/16/2026 07 AM PDT 8.05 61 Normal
03/16/2026 08 AM PDT 8.05 61 0 Normal
03/16/2026 09 AM PDT 8.05 61 0 Normal
03/16/2026 10 AM PDT 8.05 61 0 Normal
03/16/2026 11 AM PDT 8.04 59 - Normal
03/16/2026 12 PM PDT 8.04 59 0 Normal
03/16/2026 01 PM PDT 8.04 59 0 Normal
03/16/2026 02 PM PDT 8.04 59 0 Normal
03/16/2026 03 PM PDT 8.04 59 0 Normal
03/16/2026 04 PM PDT 8.04 59 0 Normal
03/16/2026 05 PM PDT 8.04 59 0 Normal
03/16/2026 06 PM PDT 8.04 59 0 Normal
03/16/2026 07 PM PDT 8.04 59 0 Normal
03/16/2026 08 PM PDT 8.04 59 0 Normal
03/16/2026 09 PM PDT 8.03 58 - Normal
03/16/2026 10 PM PDT 8.03 58 0 Normal
03/16/2026 11 PM PDT 8.03 58 0 Normal
03/17/2026 12 AM PDT 8.03 58 0 Normal
03/17/2026 01 AM PDT 8.03 58 0 Normal
03/17/2026 02 AM PDT 8.03 58 0 Normal
03/17/2026 03 AM PDT 8.03 58 0 Normal
03/17/2026 04 AM PDT 8.03 58 0 Normal
03/17/2026 05 AM PDT 8.03 58 0 Normal
03/17/2026 06 AM PDT 8.02 56 - Normal
03/17/2026 07 AM PDT 8.02 56 0 Normal
03/17/2026 08 AM PDT 8.02 56 0 Normal
03/17/2026 09 AM PDT 8.02 56 0 Normal
03/17/2026 10 AM PDT 8.02 56 0 Normal
03/17/2026 11 AM PDT 8.02 56 0 Normal
03/17/2026 12 PM PDT 8.02 56 0 Normal
03/17/2026 01 PM PDT 8.02 56 0 Normal
03/17/2026 02 PM PDT 8.02 56 0 Normal
03/17/2026 03 PM PDT 8.02 56 0 Normal
03/17/2026 04 PM PDT 8.01 55 - Normal
03/17/2026 05 PM PDT 8.01 55 0 Normal
03/17/2026 06 PM PDT 8.01 55 0 Normal
03/17/2026 07 PM PDT 8.01 55 0 Normal
03/17/2026 08 PM PDT 8.01 55 0 Normal
03/17/2026 09 PM PDT 8.01 55 0 Normal
03/17/2026 10 PM PDT 8.01 55 0 Normal
03/17/2026 11 PM PDT 8.01 55 0 Normal
03/18/2026 12 AM PDT 8.01 55 0 Normal
03/18/2026 01 AM PDT 8.01 55 0 Normal
03/18/2026 02 AM PDT 8.01 55 0 Normal
03/18/2026 03 AM PDT 8.00 53 - Normal
03/18/2026 04 AM PDT 8.00 53 0 Normal
03/18/2026 05 AM PDT 8.00 53 0 Normal
03/18/2026 06 AM PDT 8.00 53 0 Normal
03/18/2026 07 AM PDT 8.00 53 0 Normal
03/18/2026 08 AM PDT 8.00 53 0 Normal
03/18/2026 09 AM PDT 8.00 53 0 Normal
03/18/2026 10 AM PDT 8.00 53 0 Normal
03/18/2026 11 AM PDT 8.00 53 0 Normal
03/18/2026 12 PM PDT 8.00 53 0 Normal
03/18/2026 01 PM PDT 7.99 52 - Normal
03/18/2026 02 PM PDT 7.99 52 0 Normal
03/18/2026 03 PM PDT 7.99 52 0 Normal
03/18/2026 04 PM PDT 7.99 52 0 Normal
03/18/2026 05 PM PDT 7.99 52 0 Normal
03/18/2026 06 PM PDT 7.99 52 0 Normal
03/18/2026 07 PM PDT 7.99 52 0 Normal
03/18/2026 08 PM PDT 7.99 52 0 Normal
03/18/2026 09 PM PDT 7.99 52 0 Normal
03/18/2026 10 PM PDT 7.99 52 0 Normal
03/18/2026 11 PM PDT 7.99 52 0 Normal
03/19/2026 12 AM PDT 7.98 50 - Normal
03/19/2026 01 AM PDT 7.98 50 0 Normal
03/19/2026 02 AM PDT 7.98 50 0 Normal
03/19/2026 03 AM PDT 7.98 50 0 Normal
03/19/2026 04 AM PDT 7.98 50 0 Normal
03/19/2026 05 AM PDT 7.98 50 0 Normal
03/19/2026 06 AM PDT 7.98 50 0 Normal
03/19/2026 07 AM PDT 7.98 50 0 Normal
03/19/2026 08 AM PDT 7.98 50 0 Normal
03/19/2026 09 AM PDT 7.98 50 0 Normal
03/19/2026 10 AM PDT 7.97 49 - Normal
03/19/2026 11 AM PDT 7.97 49 0 Normal
03/19/2026 12 PM PDT 7.97 49 0 Normal
03/19/2026 01 PM PDT 7.97 49 0 Normal
03/19/2026 02 PM PDT 7.97 49 0 Normal
03/19/2026 03 PM PDT 7.97 49 0 Normal
03/19/2026 04 PM PDT 7.97 49 0 Normal
03/19/2026 05 PM PDT 7.97 49 0 Normal
03/19/2026 06 PM PDT 7.97 49 0 Normal
03/19/2026 07 PM PDT 7.97 49 0 Normal
03/19/2026 08 PM PDT 7.97 49 0 Normal
03/19/2026 09 PM PDT 7.97 49 0 Normal
03/19/2026 10 PM PDT 7.96 48 - Normal
03/19/2026 11 PM PDT 7.96 48 0 Normal
03/20/2026 12 AM PDT 7.96 48 0 Normal
03/20/2026 01 AM PDT 7.96 48 0 Normal
03/20/2026 02 AM PDT 7.96 48 0 Normal
03/20/2026 03 AM PDT 7.96 48 0 Normal
03/20/2026 04 AM PDT 7.96 48 0 Normal
03/20/2026 05 AM PDT 7.96 48 0 Normal
03/20/2026 06 AM PDT 7.96 48 0 Normal
03/20/2026 07 AM PDT 7.96 48 0 Normal
03/20/2026 08 AM PDT 7.96 48 0 Normal
03/20/2026 09 AM PDT 7.96 48 0 Normal
03/20/2026 10 AM PDT 7.96 48 0 Normal
03/20/2026 11 AM PDT 7.96 48 0 Normal
03/20/2026 12 PM PDT 7.95 46 - Normal
03/20/2026 01 PM PDT 7.95 46 0 Normal
03/20/2026 02 PM PDT 7.95 46 0 Normal
03/20/2026 03 PM PDT 7.95 46 0 Normal
03/20/2026 04 PM PDT 7.95 46 0 Normal
03/20/2026 05 PM PDT 7.95 46 0 Normal
03/20/2026 06 PM PDT 7.95 46 0 Normal
03/20/2026 07 PM PDT 7.95 46 0 Normal
03/20/2026 08 PM PDT 7.95 46 0 Normal
03/20/2026 09 PM PDT 7.95 46 0 Normal
03/20/2026 10 PM PDT 7.95 46 0 Normal
03/20/2026 11 PM PDT 7.95 46 0 Normal
03/21/2026 12 AM PDT 7.95 46 0 Normal
03/21/2026 01 AM PDT 7.95 46 0 Normal
03/21/2026 02 AM PDT 7.94 45 - Normal
03/21/2026 03 AM PDT 7.94 45 0 Normal
03/21/2026 04 AM PDT 7.94 45 0 Normal
03/21/2026 05 AM PDT 7.94 45 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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