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NAPA RIVER - NAPA (APCC1)
| Latitude: 38.37º N | Longitude: 122.30º W | Elevation: 25 Feet | | Forecast Type: Official Location |
| Location: Napa County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Apr 06 2026 at 7:06 AM PDT | Next Issuance: | Apr 06 2026 at 3:00 PM PDT
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| Action/Monitor: 22.0 Feet | Minor Flood: 25.0 Feet | Moderate Flood: 26.0 Feet | Major Flood: 28.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Napa River - Napa (APCC1)
#
# File Generation Time: 04/06/2026 at 07:06 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/01/2026 at 01:00 PM PDT
# Maximum Observed Stage: 3.21 Feet
# Maximum Observed Flow: 54 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/10/2026 at 10:00 PM PDT
# Maximum Forecast Stage: 3.06 Feet
# Maximum Forecast Flow: 41 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/01/2026 07 AM PDT 3.19 52 Normal
04/01/2026 08 AM PDT 3.19 52 0 Normal
04/01/2026 09 AM PDT 3.19 52 0 Normal
04/01/2026 10 AM PDT 3.20 53 + Normal
04/01/2026 11 AM PDT 3.20 53 0 Normal
04/01/2026 12 PM PDT 3.21 54 + Normal
04/01/2026 01 PM PDT 3.21 54 0 Normal
04/01/2026 02 PM PDT 3.20 53 - Normal
04/01/2026 03 PM PDT 3.19 52 - Normal
04/01/2026 04 PM PDT 3.19 52 0 Normal
04/01/2026 05 PM PDT 3.18 51 - Normal
04/01/2026 06 PM PDT 3.18 51 0 Normal
04/01/2026 07 PM PDT 3.17 50 - Normal
04/01/2026 08 PM PDT 3.16 49 - Normal
04/01/2026 09 PM PDT 3.16 49 0 Normal
04/01/2026 10 PM PDT 3.16 49 0 Normal
04/01/2026 11 PM PDT 3.16 49 0 Normal
04/02/2026 12 AM PDT 3.16 49 0 Normal
04/02/2026 01 AM PDT 3.15 48 - Normal
04/02/2026 02 AM PDT 3.15 48 0 Normal
04/02/2026 03 AM PDT 3.15 48 0 Normal
04/02/2026 04 AM PDT 3.15 48 0 Normal
04/02/2026 05 AM PDT 3.15 48 0 Normal
04/02/2026 06 AM PDT 3.15 48 0 Normal
04/02/2026 07 AM PDT 3.16 49 + Normal
04/02/2026 08 AM PDT 3.17 50 + Normal
04/02/2026 09 AM PDT 3.18 51 + Normal
04/02/2026 10 AM PDT 3.18 51 0 Normal
04/02/2026 11 AM PDT 3.17 50 - Normal
04/02/2026 12 PM PDT 3.17 50 0 Normal
04/02/2026 01 PM PDT 3.17 50 0 Normal
04/02/2026 02 PM PDT 3.17 50 0 Normal
04/02/2026 03 PM PDT 3.17 50 0 Normal
04/02/2026 04 PM PDT 3.17 50 0 Normal
04/02/2026 05 PM PDT 3.17 50 0 Normal
04/02/2026 06 PM PDT 3.16 49 - Normal
04/02/2026 07 PM PDT 3.16 49 0 Normal
04/02/2026 08 PM PDT 3.14 48 - Normal
04/02/2026 09 PM PDT 3.14 48 0 Normal
04/02/2026 10 PM PDT 3.13 47 - Normal
04/02/2026 11 PM PDT 3.12 46 - Normal
04/03/2026 12 AM PDT 3.12 46 0 Normal
04/03/2026 01 AM PDT 3.12 46 0 Normal
04/03/2026 02 AM PDT 3.11 45 - Normal
04/03/2026 03 AM PDT 3.11 45 0 Normal
04/03/2026 04 AM PDT 3.10 44 - Normal
04/03/2026 05 AM PDT 3.10 44 0 Normal
04/03/2026 06 AM PDT 3.09 43 - Normal
04/03/2026 07 AM PDT 3.09 43 0 Normal
04/03/2026 08 AM PDT 3.09 43 0 Normal
04/03/2026 09 AM PDT 3.09 43 0 Normal
04/03/2026 10 AM PDT 3.09 43 0 Normal
04/03/2026 11 AM PDT 3.08 42 - Normal
04/03/2026 12 PM PDT 3.08 42 0 Normal
04/03/2026 01 PM PDT 3.08 42 0 Normal
04/03/2026 02 PM PDT 3.08 42 0 Normal
04/03/2026 03 PM PDT 3.08 42 0 Normal
04/03/2026 04 PM PDT 3.08 42 0 Normal
04/03/2026 05 PM PDT 3.08 42 0 Normal
04/03/2026 06 PM PDT 3.08 42 0 Normal
04/03/2026 07 PM PDT 3.08 42 0 Normal
04/03/2026 08 PM PDT 3.07 42 - Normal
04/03/2026 09 PM PDT 3.08 42 + Normal
04/03/2026 10 PM PDT 3.07 42 - Normal
04/03/2026 11 PM PDT 3.07 42 0 Normal
04/04/2026 12 AM PDT 3.07 42 0 Normal
04/04/2026 01 AM PDT 3.07 42 0 Normal
04/04/2026 02 AM PDT 3.06 41 - Normal
04/04/2026 03 AM PDT 3.06 41 0 Normal
04/04/2026 04 AM PDT 3.06 41 0 Normal
04/04/2026 05 AM PDT 3.06 41 0 Normal
04/04/2026 06 AM PDT 3.06 41 0 Normal
04/04/2026 07 AM PDT 3.06 41 0 Normal
04/04/2026 08 AM PDT 3.05 40 - Normal
04/04/2026 09 AM PDT 3.05 40 0 Normal
04/04/2026 10 AM PDT 3.05 40 0 Normal
04/04/2026 11 AM PDT 3.05 40 0 Normal
04/04/2026 12 PM PDT 3.05 40 0 Normal
04/04/2026 01 PM PDT 3.05 40 0 Normal
04/04/2026 02 PM PDT 3.05 40 0 Normal
04/04/2026 03 PM PDT 3.05 40 0 Normal
04/04/2026 04 PM PDT 3.05 40 0 Normal
04/04/2026 05 PM PDT 3.05 40 0 Normal
04/04/2026 06 PM PDT 3.05 40 0 Normal
04/04/2026 07 PM PDT 3.04 39 - Normal
04/04/2026 08 PM PDT 3.04 39 0 Normal
04/04/2026 09 PM PDT 3.04 39 0 Normal
04/04/2026 10 PM PDT 3.04 39 0 Normal
04/04/2026 11 PM PDT 3.04 39 0 Normal
04/05/2026 12 AM PDT 3.04 39 0 Normal
04/05/2026 01 AM PDT 3.04 39 0 Normal
04/05/2026 02 AM PDT 3.04 39 0 Normal
04/05/2026 03 AM PDT 3.04 39 0 Normal
04/05/2026 04 AM PDT 3.04 39 0 Normal
04/05/2026 05 AM PDT 3.04 39 0 Normal
04/05/2026 06 AM PDT 3.04 39 0 Normal
04/05/2026 07 AM PDT 3.04 39 0 Normal
04/05/2026 08 AM PDT 3.04 39 0 Normal
04/05/2026 09 AM PDT 3.03 38 - Normal
04/05/2026 10 AM PDT 3.04 39 + Normal
04/05/2026 11 AM PDT 3.04 39 0 Normal
04/05/2026 12 PM PDT 3.04 39 0 Normal
04/05/2026 01 PM PDT 3.04 39 0 Normal
04/05/2026 02 PM PDT 3.04 39 0 Normal
04/05/2026 03 PM PDT 3.03 38 - Normal
04/05/2026 04 PM PDT 3.04 39 + Normal
04/05/2026 05 PM PDT 3.04 39 0 Normal
04/05/2026 06 PM PDT 3.03 38 - Normal
04/05/2026 07 PM PDT 3.04 39 + Normal
04/05/2026 08 PM PDT 3.03 38 - Normal
04/05/2026 09 PM PDT 3.03 38 0 Normal
04/05/2026 10 PM PDT 3.03 38 0 Normal
04/05/2026 11 PM PDT 3.03 38 0 Normal
04/06/2026 12 AM PDT 3.02 38 - Normal
04/06/2026 01 AM PDT 3.03 38 + Normal
04/06/2026 02 AM PDT 3.02 38 - Normal
04/06/2026 03 AM PDT 3.03 38 + Normal
04/06/2026 04 AM PDT 3.02 38 - Normal
04/06/2026 05 AM PDT 3.03 38 + Normal
04/06/2026 06 AM PDT 3.03 38 0 Normal
04/06/2026 07 AM PDT 3.03 38 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/06/2026 08 AM PDT 3.03 38 Normal
04/06/2026 09 AM PDT 3.03 38 0 Normal
04/06/2026 10 AM PDT 3.02 38 - Normal
04/06/2026 11 AM PDT 3.02 38 0 Normal
04/06/2026 12 PM PDT 3.02 38 0 Normal
04/06/2026 01 PM PDT 3.02 38 0 Normal
04/06/2026 02 PM PDT 3.02 38 0 Normal
04/06/2026 03 PM PDT 3.02 38 0 Normal
04/06/2026 04 PM PDT 3.02 38 0 Normal
04/06/2026 05 PM PDT 3.02 38 0 Normal
04/06/2026 06 PM PDT 3.01 37 - Normal
04/06/2026 07 PM PDT 3.01 37 0 Normal
04/06/2026 08 PM PDT 3.01 37 0 Normal
04/06/2026 09 PM PDT 3.01 37 0 Normal
04/06/2026 10 PM PDT 3.01 37 0 Normal
04/06/2026 11 PM PDT 3.01 37 0 Normal
04/07/2026 12 AM PDT 3.01 37 0 Normal
04/07/2026 01 AM PDT 3.01 37 0 Normal
04/07/2026 02 AM PDT 3.01 37 0 Normal
04/07/2026 03 AM PDT 3.01 37 0 Normal
04/07/2026 04 AM PDT 3.01 37 0 Normal
04/07/2026 05 AM PDT 3.01 37 0 Normal
04/07/2026 06 AM PDT 3.01 37 0 Normal
04/07/2026 07 AM PDT 3.00 36 - Normal
04/07/2026 08 AM PDT 3.00 36 0 Normal
04/07/2026 09 AM PDT 3.00 36 0 Normal
04/07/2026 10 AM PDT 3.00 36 0 Normal
04/07/2026 11 AM PDT 3.00 36 0 Normal
04/07/2026 12 PM PDT 3.00 36 0 Normal
04/07/2026 01 PM PDT 3.00 36 0 Normal
04/07/2026 02 PM PDT 3.00 36 0 Normal
04/07/2026 03 PM PDT 3.00 36 0 Normal
04/07/2026 04 PM PDT 3.00 36 0 Normal
04/07/2026 05 PM PDT 3.00 36 0 Normal
04/07/2026 06 PM PDT 3.00 36 0 Normal
04/07/2026 07 PM PDT 3.00 36 0 Normal
04/07/2026 08 PM PDT 3.00 36 0 Normal
04/07/2026 09 PM PDT 3.00 36 0 Normal
04/07/2026 10 PM PDT 3.00 36 0 Normal
04/07/2026 11 PM PDT 3.00 36 0 Normal
04/08/2026 12 AM PDT 3.00 36 0 Normal
04/08/2026 01 AM PDT 2.99 35 - Normal
04/08/2026 02 AM PDT 2.99 35 0 Normal
04/08/2026 03 AM PDT 2.99 35 0 Normal
04/08/2026 04 AM PDT 2.99 35 0 Normal
04/08/2026 05 AM PDT 2.99 35 0 Normal
04/08/2026 06 AM PDT 2.99 35 0 Normal
04/08/2026 07 AM PDT 2.99 35 0 Normal
04/08/2026 08 AM PDT 2.99 35 0 Normal
04/08/2026 09 AM PDT 2.99 35 0 Normal
04/08/2026 10 AM PDT 2.99 35 0 Normal
04/08/2026 11 AM PDT 2.99 35 0 Normal
04/08/2026 12 PM PDT 2.99 35 0 Normal
04/08/2026 01 PM PDT 2.99 35 0 Normal
04/08/2026 02 PM PDT 2.99 35 0 Normal
04/08/2026 03 PM PDT 2.99 35 0 Normal
04/08/2026 04 PM PDT 2.99 35 0 Normal
04/08/2026 05 PM PDT 2.98 35 - Normal
04/08/2026 06 PM PDT 2.98 35 0 Normal
04/08/2026 07 PM PDT 2.98 35 0 Normal
04/08/2026 08 PM PDT 2.98 35 0 Normal
04/08/2026 09 PM PDT 2.98 35 0 Normal
04/08/2026 10 PM PDT 2.98 35 0 Normal
04/08/2026 11 PM PDT 2.98 35 0 Normal
04/09/2026 12 AM PDT 2.98 35 0 Normal
04/09/2026 01 AM PDT 2.98 35 0 Normal
04/09/2026 02 AM PDT 2.98 35 0 Normal
04/09/2026 03 AM PDT 2.98 35 0 Normal
04/09/2026 04 AM PDT 2.98 35 0 Normal
04/09/2026 05 AM PDT 2.98 35 0 Normal
04/09/2026 06 AM PDT 2.98 35 0 Normal
04/09/2026 07 AM PDT 2.98 35 0 Normal
04/09/2026 08 AM PDT 2.98 35 0 Normal
04/09/2026 09 AM PDT 2.98 35 0 Normal
04/09/2026 10 AM PDT 2.98 35 0 Normal
04/09/2026 11 AM PDT 2.98 35 0 Normal
04/09/2026 12 PM PDT 2.98 35 0 Normal
04/09/2026 01 PM PDT 2.98 35 0 Normal
04/09/2026 02 PM PDT 2.98 35 0 Normal
04/09/2026 03 PM PDT 2.98 35 0 Normal
04/09/2026 04 PM PDT 2.98 35 0 Normal
04/09/2026 05 PM PDT 2.98 35 0 Normal
04/09/2026 06 PM PDT 2.99 35 + Normal
04/09/2026 07 PM PDT 3.00 36 + Normal
04/09/2026 08 PM PDT 3.00 36 0 Normal
04/09/2026 09 PM PDT 3.01 37 + Normal
04/09/2026 10 PM PDT 3.01 37 0 Normal
04/09/2026 11 PM PDT 3.02 38 + Normal
04/10/2026 12 AM PDT 3.02 38 0 Normal
04/10/2026 01 AM PDT 3.02 38 0 Normal
04/10/2026 02 AM PDT 3.02 38 0 Normal
04/10/2026 03 AM PDT 3.03 38 + Normal
04/10/2026 04 AM PDT 3.03 38 0 Normal
04/10/2026 05 AM PDT 3.03 38 0 Normal
04/10/2026 06 AM PDT 3.03 38 0 Normal
04/10/2026 07 AM PDT 3.03 38 0 Normal
04/10/2026 08 AM PDT 3.02 38 - Normal
04/10/2026 09 AM PDT 3.02 38 0 Normal
04/10/2026 10 AM PDT 3.02 38 0 Normal
04/10/2026 11 AM PDT 3.02 38 0 Normal
04/10/2026 12 PM PDT 3.02 38 0 Normal
04/10/2026 01 PM PDT 3.01 37 - Normal
04/10/2026 02 PM PDT 3.01 37 0 Normal
04/10/2026 03 PM PDT 3.01 37 0 Normal
04/10/2026 04 PM PDT 3.01 37 0 Normal
04/10/2026 05 PM PDT 3.02 38 + Normal
04/10/2026 06 PM PDT 3.02 38 0 Normal
04/10/2026 07 PM PDT 3.03 38 + Normal
04/10/2026 08 PM PDT 3.04 39 + Normal
04/10/2026 09 PM PDT 3.05 40 + Normal
04/10/2026 10 PM PDT 3.06 41 + Normal
04/10/2026 11 PM PDT 3.06 41 0 Normal
04/11/2026 12 AM PDT 3.06 41 0 Normal
04/11/2026 01 AM PDT 3.06 41 0 Normal
04/11/2026 02 AM PDT 3.05 40 - Normal
04/11/2026 03 AM PDT 3.04 39 - Normal
04/11/2026 04 AM PDT 3.04 39 0 Normal
04/11/2026 05 AM PDT 3.04 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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