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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: | May 01 2026 at 7:50 AM PDT | Next Issuance: | May 02 2026 at 9:00 AM 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: 05/01/2026 at 07:51 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/26/2026 at 07:00 PM PDT
# Maximum Observed Stage: 7.74 Feet
# Maximum Observed Flow: 23 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/01/2026 at 08:00 AM PDT
# Maximum Forecast Stage: 7.63 Feet
# Maximum Forecast Flow: 15 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/26/2026 07 AM PDT 7.73 22 Normal
04/26/2026 08 AM PDT 7.73 22 0 Normal
04/26/2026 09 AM PDT 7.73 22 0 Normal
04/26/2026 10 AM PDT 7.73 22 0 Normal
04/26/2026 11 AM PDT 7.73 22 0 Normal
04/26/2026 12 PM PDT 7.73 22 0 Normal
04/26/2026 01 PM PDT 7.74 23 + Normal
04/26/2026 02 PM PDT 7.73 22 - Normal
04/26/2026 03 PM PDT 7.73 22 0 Normal
04/26/2026 04 PM PDT 7.73 22 0 Normal
04/26/2026 05 PM PDT 7.74 23 + Normal
04/26/2026 06 PM PDT 7.74 23 0 Normal
04/26/2026 07 PM PDT 7.74 23 0 Normal
04/26/2026 08 PM PDT 7.73 22 - Normal
04/26/2026 09 PM PDT 7.73 22 0 Normal
04/26/2026 10 PM PDT 7.73 22 0 Normal
04/26/2026 11 PM PDT 7.73 22 0 Normal
04/27/2026 12 AM PDT 7.73 22 0 Normal
04/27/2026 01 AM PDT 7.73 22 0 Normal
04/27/2026 02 AM PDT 7.73 22 0 Normal
04/27/2026 03 AM PDT 7.73 22 0 Normal
04/27/2026 04 AM PDT 7.73 22 0 Normal
04/27/2026 05 AM PDT 7.73 22 0 Normal
04/27/2026 06 AM PDT 7.73 22 0 Normal
04/27/2026 07 AM PDT 7.73 22 0 Normal
04/27/2026 08 AM PDT 7.72 21 - Normal
04/27/2026 09 AM PDT 7.73 22 + Normal
04/27/2026 10 AM PDT 7.73 22 0 Normal
04/27/2026 11 AM PDT 7.73 22 0 Normal
04/27/2026 12 PM PDT 7.73 22 0 Normal
04/27/2026 01 PM PDT 7.73 22 0 Normal
04/27/2026 02 PM PDT 7.73 22 0 Normal
04/27/2026 03 PM PDT 7.72 21 - Normal
04/27/2026 04 PM PDT 7.72 21 0 Normal
04/27/2026 05 PM PDT 7.72 21 0 Normal
04/27/2026 06 PM PDT 7.72 21 0 Normal
04/27/2026 07 PM PDT 7.72 21 0 Normal
04/27/2026 08 PM PDT 7.71 20 - Normal
04/27/2026 09 PM PDT 7.71 20 0 Normal
04/27/2026 10 PM PDT 7.71 20 0 Normal
04/27/2026 11 PM PDT 7.71 20 0 Normal
04/28/2026 12 AM PDT 7.71 20 0 Normal
04/28/2026 01 AM PDT 7.71 20 0 Normal
04/28/2026 02 AM PDT 7.71 20 0 Normal
04/28/2026 03 AM PDT 7.71 20 0 Normal
04/28/2026 04 AM PDT 7.70 20 - Normal
04/28/2026 05 AM PDT 7.70 20 0 Normal
04/28/2026 06 AM PDT 7.70 20 0 Normal
04/28/2026 07 AM PDT 7.70 20 0 Normal
04/28/2026 08 AM PDT 7.70 20 0 Normal
04/28/2026 09 AM PDT 7.70 20 0 Normal
04/28/2026 10 AM PDT 7.70 20 0 Normal
04/28/2026 11 AM PDT 7.71 20 + Normal
04/28/2026 12 PM PDT 7.71 20 0 Normal
04/28/2026 01 PM PDT 7.71 20 0 Normal
04/28/2026 02 PM PDT 7.71 20 0 Normal
04/28/2026 03 PM PDT 7.71 20 0 Normal
04/28/2026 04 PM PDT 7.71 20 0 Normal
04/28/2026 05 PM PDT 7.71 20 0 Normal
04/28/2026 06 PM PDT 7.71 20 0 Normal
04/28/2026 07 PM PDT 7.70 20 - Normal
04/28/2026 08 PM PDT 7.70 20 0 Normal
04/28/2026 09 PM PDT 7.69 19 - Normal
04/28/2026 10 PM PDT 7.69 19 0 Normal
04/28/2026 11 PM PDT 7.69 19 0 Normal
04/29/2026 12 AM PDT 7.69 19 0 Normal
04/29/2026 01 AM PDT 7.68 18 - Normal
04/29/2026 02 AM PDT 7.68 18 0 Normal
04/29/2026 03 AM PDT 7.68 18 0 Normal
04/29/2026 04 AM PDT 7.68 18 0 Normal
04/29/2026 05 AM PDT 7.68 18 0 Normal
04/29/2026 06 AM PDT 7.68 18 0 Normal
04/29/2026 07 AM PDT 7.68 18 0 Normal
04/29/2026 08 AM PDT 7.68 18 0 Normal
04/29/2026 09 AM PDT 7.68 18 0 Normal
04/29/2026 10 AM PDT 7.68 18 0 Normal
04/29/2026 11 AM PDT 7.68 18 0 Normal
04/29/2026 12 PM PDT 7.69 19 + Normal
04/29/2026 01 PM PDT 7.69 19 0 Normal
04/29/2026 02 PM PDT 7.69 19 0 Normal
04/29/2026 03 PM PDT 7.69 19 0 Normal
04/29/2026 04 PM PDT 7.68 18 - Normal
04/29/2026 05 PM PDT 7.68 18 0 Normal
04/29/2026 06 PM PDT 7.68 18 0 Normal
04/29/2026 07 PM PDT 7.68 18 0 Normal
04/29/2026 08 PM PDT 7.67 17 - Normal
04/29/2026 09 PM PDT 7.67 17 0 Normal
04/29/2026 10 PM PDT 7.66 17 - Normal
04/29/2026 11 PM PDT 7.66 17 0 Normal
04/30/2026 12 AM PDT 7.66 17 0 Normal
04/30/2026 01 AM PDT 7.66 17 0 Normal
04/30/2026 02 AM PDT 7.66 17 0 Normal
04/30/2026 03 AM PDT 7.66 17 0 Normal
04/30/2026 04 AM PDT 7.66 17 0 Normal
04/30/2026 05 AM PDT 7.66 17 0 Normal
04/30/2026 06 AM PDT 7.66 17 0 Normal
04/30/2026 07 AM PDT 7.66 17 0 Normal
04/30/2026 08 AM PDT 7.66 17 0 Normal
04/30/2026 09 AM PDT 7.66 17 0 Normal
04/30/2026 10 AM PDT 7.66 17 0 Normal
04/30/2026 11 AM PDT 7.66 17 0 Normal
04/30/2026 12 PM PDT 7.66 17 0 Normal
04/30/2026 01 PM PDT 7.67 17 + Normal
04/30/2026 02 PM PDT 7.67 17 0 Normal
04/30/2026 03 PM PDT 7.67 17 0 Normal
04/30/2026 04 PM PDT 7.66 17 - Normal
04/30/2026 05 PM PDT 7.66 17 0 Normal
04/30/2026 06 PM PDT 7.66 17 0 Normal
04/30/2026 07 PM PDT 7.66 17 0 Normal
04/30/2026 08 PM PDT 7.65 16 - Normal
04/30/2026 09 PM PDT 7.65 16 0 Normal
04/30/2026 10 PM PDT 7.64 15 - Normal
04/30/2026 11 PM PDT 7.64 15 0 Normal
05/01/2026 12 AM PDT 7.64 15 0 Normal
05/01/2026 01 AM PDT 7.64 15 0 Normal
05/01/2026 02 AM PDT 7.64 15 0 Normal
05/01/2026 03 AM PDT 7.64 15 0 Normal
05/01/2026 04 AM PDT 7.63 15 - Normal
05/01/2026 05 AM PDT 7.63 15 0 Normal
05/01/2026 06 AM PDT 7.63 15 0 Normal
05/01/2026 07 AM PDT 7.63 15 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/01/2026 08 AM PDT 7.63 15 Normal
05/01/2026 09 AM PDT 7.63 15 0 Normal
05/01/2026 10 AM PDT 7.63 15 0 Normal
05/01/2026 11 AM PDT 7.63 15 0 Normal
05/01/2026 12 PM PDT 7.63 15 0 Normal
05/01/2026 01 PM PDT 7.63 15 0 Normal
05/01/2026 02 PM PDT 7.63 15 0 Normal
05/01/2026 03 PM PDT 7.63 15 0 Normal
05/01/2026 04 PM PDT 7.63 15 0 Normal
05/01/2026 05 PM PDT 7.63 15 0 Normal
05/01/2026 06 PM PDT 7.63 15 0 Normal
05/01/2026 07 PM PDT 7.62 14 - Normal
05/01/2026 08 PM PDT 7.62 14 0 Normal
05/01/2026 09 PM PDT 7.62 14 0 Normal
05/01/2026 10 PM PDT 7.62 14 0 Normal
05/01/2026 11 PM PDT 7.62 14 0 Normal
05/02/2026 12 AM PDT 7.62 14 0 Normal
05/02/2026 01 AM PDT 7.62 14 0 Normal
05/02/2026 02 AM PDT 7.62 14 0 Normal
05/02/2026 03 AM PDT 7.62 14 0 Normal
05/02/2026 04 AM PDT 7.62 14 0 Normal
05/02/2026 05 AM PDT 7.62 14 0 Normal
05/02/2026 06 AM PDT 7.62 14 0 Normal
05/02/2026 07 AM PDT 7.62 14 0 Normal
05/02/2026 08 AM PDT 7.62 14 0 Normal
05/02/2026 09 AM PDT 7.62 14 0 Normal
05/02/2026 10 AM PDT 7.62 14 0 Normal
05/02/2026 11 AM PDT 7.62 14 0 Normal
05/02/2026 12 PM PDT 7.62 14 0 Normal
05/02/2026 01 PM PDT 7.62 14 0 Normal
05/02/2026 02 PM PDT 7.62 14 0 Normal
05/02/2026 03 PM PDT 7.62 14 0 Normal
05/02/2026 04 PM PDT 7.62 14 0 Normal
05/02/2026 05 PM PDT 7.62 14 0 Normal
05/02/2026 06 PM PDT 7.62 14 0 Normal
05/02/2026 07 PM PDT 7.62 14 0 Normal
05/02/2026 08 PM PDT 7.62 14 0 Normal
05/02/2026 09 PM PDT 7.62 14 0 Normal
05/02/2026 10 PM PDT 7.62 14 0 Normal
05/02/2026 11 PM PDT 7.62 14 0 Normal
05/03/2026 12 AM PDT 7.61 13 - Normal
05/03/2026 01 AM PDT 7.61 13 0 Normal
05/03/2026 02 AM PDT 7.61 13 0 Normal
05/03/2026 03 AM PDT 7.61 13 0 Normal
05/03/2026 04 AM PDT 7.61 13 0 Normal
05/03/2026 05 AM PDT 7.61 13 0 Normal
05/03/2026 06 AM PDT 7.61 13 0 Normal
05/03/2026 07 AM PDT 7.61 13 0 Normal
05/03/2026 08 AM PDT 7.61 13 0 Normal
05/03/2026 09 AM PDT 7.61 13 0 Normal
05/03/2026 10 AM PDT 7.61 13 0 Normal
05/03/2026 11 AM PDT 7.61 13 0 Normal
05/03/2026 12 PM PDT 7.61 13 0 Normal
05/03/2026 01 PM PDT 7.61 13 0 Normal
05/03/2026 02 PM PDT 7.61 13 0 Normal
05/03/2026 03 PM PDT 7.61 13 0 Normal
05/03/2026 04 PM PDT 7.61 13 0 Normal
05/03/2026 05 PM PDT 7.61 13 0 Normal
05/03/2026 06 PM PDT 7.61 13 0 Normal
05/03/2026 07 PM PDT 7.61 13 0 Normal
05/03/2026 08 PM PDT 7.61 13 0 Normal
05/03/2026 09 PM PDT 7.61 13 0 Normal
05/03/2026 10 PM PDT 7.61 13 0 Normal
05/03/2026 11 PM PDT 7.61 13 0 Normal
05/04/2026 12 AM PDT 7.61 13 0 Normal
05/04/2026 01 AM PDT 7.61 13 0 Normal
05/04/2026 02 AM PDT 7.60 13 - Normal
05/04/2026 03 AM PDT 7.60 13 0 Normal
05/04/2026 04 AM PDT 7.60 13 0 Normal
05/04/2026 05 AM PDT 7.60 13 0 Normal
05/04/2026 06 AM PDT 7.60 13 0 Normal
05/04/2026 07 AM PDT 7.60 13 0 Normal
05/04/2026 08 AM PDT 7.60 13 0 Normal
05/04/2026 09 AM PDT 7.60 13 0 Normal
05/04/2026 10 AM PDT 7.60 13 0 Normal
05/04/2026 11 AM PDT 7.60 13 0 Normal
05/04/2026 12 PM PDT 7.60 13 0 Normal
05/04/2026 01 PM PDT 7.60 13 0 Normal
05/04/2026 02 PM PDT 7.60 13 0 Normal
05/04/2026 03 PM PDT 7.60 13 0 Normal
05/04/2026 04 PM PDT 7.60 13 0 Normal
05/04/2026 05 PM PDT 7.60 13 0 Normal
05/04/2026 06 PM PDT 7.60 13 0 Normal
05/04/2026 07 PM PDT 7.60 13 0 Normal
05/04/2026 08 PM PDT 7.60 13 0 Normal
05/04/2026 09 PM PDT 7.60 13 0 Normal
05/04/2026 10 PM PDT 7.60 13 0 Normal
05/04/2026 11 PM PDT 7.60 13 0 Normal
05/05/2026 12 AM PDT 7.60 13 0 Normal
05/05/2026 01 AM PDT 7.60 13 0 Normal
05/05/2026 02 AM PDT 7.59 12 - Normal
05/05/2026 03 AM PDT 7.59 12 0 Normal
05/05/2026 04 AM PDT 7.59 12 0 Normal
05/05/2026 05 AM PDT 7.59 12 0 Normal
05/05/2026 06 AM PDT 7.59 12 0 Normal
05/05/2026 07 AM PDT 7.59 12 0 Normal
05/05/2026 08 AM PDT 7.59 12 0 Normal
05/05/2026 09 AM PDT 7.59 12 0 Normal
05/05/2026 10 AM PDT 7.59 12 0 Normal
05/05/2026 11 AM PDT 7.59 12 0 Normal
05/05/2026 12 PM PDT 7.59 12 0 Normal
05/05/2026 01 PM PDT 7.59 12 0 Normal
05/05/2026 02 PM PDT 7.59 12 0 Normal
05/05/2026 03 PM PDT 7.59 12 0 Normal
05/05/2026 04 PM PDT 7.59 12 0 Normal
05/05/2026 05 PM PDT 7.59 12 0 Normal
05/05/2026 06 PM PDT 7.59 12 0 Normal
05/05/2026 07 PM PDT 7.59 12 0 Normal
05/05/2026 08 PM PDT 7.59 12 0 Normal
05/05/2026 09 PM PDT 7.59 12 0 Normal
05/05/2026 10 PM PDT 7.59 12 0 Normal
05/05/2026 11 PM PDT 7.59 12 0 Normal
05/06/2026 12 AM PDT 7.59 12 0 Normal
05/06/2026 01 AM PDT 7.59 12 0 Normal
05/06/2026 02 AM PDT 7.58 11 - Normal
05/06/2026 03 AM PDT 7.58 11 0 Normal
05/06/2026 04 AM PDT 7.58 11 0 Normal
05/06/2026 05 AM PDT 7.58 11 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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