National Weather Service California-Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SACRAMENTO RIVER - RIO VISTA (RVBC1)
Latitude: 38.16º NLongitude: 121.69º WElevation: 0 FeetForecast Type: Official Location
Location: Solano County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: Aug 26 2026 at 7:06 AM PDTNext Issuance: Aug 27 2026 at 9:00 AM PDT
Action/Monitor: 7.4 FeetMinor Flood: 11.9 FeetModerate Flood: 20.4 FeetMajor Flood: 21.4 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Rio Vista (RVBC1)
#
# File Generation Time:  08/26/2026 at 07:07 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/25/2026 at 02:00 AM PDT
# Maximum Observed Stage:                       6.97 Feet
#
# Earliest Date & Time of Maximum Forecast:     08/28/2026 at 04:00 AM PDT
# Maximum Forecast Stage:                       6.90 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  08/21/2026 07 AM PDT            3.24                        Normal
  08/21/2026 08 AM PDT            3.36         +              Normal
  08/21/2026 09 AM PDT            3.99         +              Normal
  08/21/2026 10 AM PDT            4.58         +              Normal
  08/21/2026 11 AM PDT            5.06         +              Normal
  08/21/2026 12 PM PDT            5.37         +              Normal
  08/21/2026 01 PM PDT            5.54         +              Normal
  08/21/2026 02 PM PDT            5.63         +              Normal
  08/21/2026 03 PM PDT            5.55         -              Normal
  08/21/2026 04 PM PDT            5.37         -              Normal
  08/21/2026 05 PM PDT            5.29         -              Normal
  08/21/2026 06 PM PDT            5.37         +              Normal
  08/21/2026 07 PM PDT            5.57         +              Normal
  08/21/2026 08 PM PDT            5.95         +              Normal
  08/21/2026 09 PM PDT            6.36         +              Normal
  08/21/2026 10 PM PDT            6.67         +              Normal
  08/21/2026 11 PM PDT            6.81         +              Normal
  08/22/2026 12 AM PDT            6.74         -              Normal
  08/22/2026 01 AM PDT            6.36         -              Normal
  08/22/2026 02 AM PDT            5.84         -              Normal
  08/22/2026 03 AM PDT            5.28         -              Normal
  08/22/2026 04 AM PDT            4.72         -              Normal
  08/22/2026 05 AM PDT            4.15         -              Normal
  08/22/2026 06 AM PDT            3.77         -              Normal
  08/22/2026 07 AM PDT            3.83         +              Normal
  08/22/2026 08 AM PDT            4.01         +              Normal
  08/22/2026 09 AM PDT            4.28         +              Normal
  08/22/2026 10 AM PDT            4.61         +              Normal
  08/22/2026 11 AM PDT            4.56         -              Normal
  08/22/2026 12 PM PDT            5.10         +              Normal
  08/22/2026 01 PM PDT            5.45         +              Normal
  08/22/2026 02 PM PDT            5.70         +              Normal
  08/22/2026 03 PM PDT            5.81         +              Normal
  08/22/2026 04 PM PDT            5.68         -              Normal
  08/22/2026 05 PM PDT            5.44         -              Normal
  08/22/2026 06 PM PDT            5.26         -              Normal
  08/22/2026 07 PM PDT            5.24         -              Normal
  08/22/2026 08 PM PDT            5.46         +              Normal
  08/22/2026 09 PM PDT            5.82         +              Normal
  08/22/2026 10 PM PDT            6.24         +              Normal
  08/22/2026 11 PM PDT            6.62         +              Normal
  08/23/2026 12 AM PDT            6.79         +              Normal
  08/23/2026 01 AM PDT            6.73         -              Normal
  08/23/2026 02 AM PDT            6.31         -              Normal
  08/23/2026 03 AM PDT            5.75         -              Normal
  08/23/2026 04 AM PDT            5.14         -              Normal
  08/23/2026 05 AM PDT            4.58         -              Normal
  08/23/2026 06 AM PDT            4.03         -              Normal
  08/23/2026 07 AM PDT            3.52         -              Normal
  08/23/2026 08 AM PDT            3.07         -              Normal
  08/23/2026 09 AM PDT            2.90         -              Normal
  08/23/2026 10 AM PDT            3.30         +              Normal
  08/23/2026 11 AM PDT            4.06         +              Normal
  08/23/2026 12 PM PDT            4.72         +              Normal
  08/23/2026 01 PM PDT            5.23         +              Normal
  08/23/2026 02 PM PDT            5.56         +              Normal
  08/23/2026 03 PM PDT            5.78         +              Normal
  08/23/2026 04 PM PDT            5.76         -              Normal
  08/23/2026 05 PM PDT            5.55         -              Normal
  08/23/2026 06 PM PDT            5.23         -              Normal
  08/23/2026 07 PM PDT            5.04         -              Normal
  08/23/2026 08 PM PDT            5.08         +              Normal
  08/23/2026 09 PM PDT            5.41         +              Normal
  08/23/2026 10 PM PDT            5.85         +              Normal
  08/23/2026 11 PM PDT            6.33         +              Normal
  08/24/2026 12 AM PDT            6.73         +              Normal
  08/24/2026 01 AM PDT            6.94         +              Normal
  08/24/2026 02 AM PDT            6.86         -              Normal
  08/24/2026 03 AM PDT            6.39         -              Normal
  08/24/2026 04 AM PDT            5.81         -              Normal
  08/24/2026 05 AM PDT            5.20         -              Normal
  08/24/2026 06 AM PDT            4.66         -              Normal
  08/24/2026 07 AM PDT            4.12         -              Normal
  08/24/2026 08 AM PDT            3.61         -              Normal
  08/24/2026 09 AM PDT            3.20         -              Normal
  08/24/2026 10 AM PDT            3.13         -              Normal
  08/24/2026 11 AM PDT            3.74         +              Normal
  08/24/2026 12 PM PDT            4.53         +              Normal
  08/24/2026 01 PM PDT            5.16         +              Normal
  08/24/2026 02 PM PDT            5.57         +              Normal
  08/24/2026 03 PM PDT            5.86         +              Normal
  08/24/2026 04 PM PDT            6.00         +              Normal
  08/24/2026 05 PM PDT            5.85         -              Normal
  08/24/2026 06 PM PDT            5.44         -              Normal
  08/24/2026 07 PM PDT            5.08         -              Normal
  08/24/2026 08 PM PDT            4.90         -              Normal
  08/24/2026 09 PM PDT            5.01         +              Normal
  08/24/2026 10 PM PDT            5.46         +              Normal
  08/24/2026 11 PM PDT            6.01         +              Normal
  08/25/2026 12 AM PDT            6.49         +              Normal
  08/25/2026 01 AM PDT            6.81         +              Normal
  08/25/2026 02 AM PDT            6.97         +              Normal
  08/25/2026 03 AM PDT            6.77         -              Normal
  08/25/2026 04 AM PDT            6.17         -              Normal
  08/25/2026 05 AM PDT            5.54         -              Normal
  08/25/2026 06 AM PDT            4.98         -              Normal
  08/25/2026 07 AM PDT            4.46         -              Normal
  08/25/2026 08 AM PDT            3.96         -              Normal
  08/25/2026 09 AM PDT            3.46         -              Normal
  08/25/2026 10 AM PDT            3.09         -              Normal
  08/25/2026 11 AM PDT            3.25         +              Normal
  08/25/2026 12 PM PDT            4.12         +              Normal
  08/25/2026 01 PM PDT            4.83         +              Normal
  08/25/2026 02 PM PDT            5.38         +              Normal
  08/25/2026 03 PM PDT            5.70         +              Normal
  08/25/2026 04 PM PDT            5.89         +              Normal
  08/25/2026 05 PM PDT            5.86         -              Normal
  08/25/2026 06 PM PDT            5.49         -              Normal
  08/25/2026 07 PM PDT            5.00         -              Normal
  08/25/2026 08 PM PDT            4.62         -              Normal
  08/25/2026 09 PM PDT            4.47         -              Normal
  08/25/2026 10 PM PDT            4.74         +              Normal
  08/25/2026 11 PM PDT            5.32         +              Normal
  08/26/2026 12 AM PDT            5.89         +              Normal
  08/26/2026 01 AM PDT            6.41         +              Normal
  08/26/2026 02 AM PDT            6.73         +              Normal
  08/26/2026 03 AM PDT            6.79         +              Normal
  08/26/2026 04 AM PDT            6.43         -              Normal
  08/26/2026 05 AM PDT            5.77         -              Normal
  08/26/2026 06 AM PDT            5.67         -              Normal
  08/26/2026 07 AM PDT            4.96         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  08/26/2026 08 AM PDT            4.25                        Normal
  08/26/2026 09 AM PDT            3.64         -              Normal
  08/26/2026 10 AM PDT            3.24         -              Normal
  08/26/2026 11 AM PDT            3.10         -              Normal
  08/26/2026 12 PM PDT            3.29         +              Normal
  08/26/2026 01 PM PDT            3.83         +              Normal
  08/26/2026 02 PM PDT            4.55         +              Normal
  08/26/2026 03 PM PDT            5.28         +              Normal
  08/26/2026 04 PM PDT            5.81         +              Normal
  08/26/2026 05 PM PDT            6.00         +              Normal
  08/26/2026 06 PM PDT            5.77         -              Normal
  08/26/2026 07 PM PDT            5.20         -              Normal
  08/26/2026 08 PM PDT            4.63         -              Normal
  08/26/2026 09 PM PDT            4.40         -              Normal
  08/26/2026 10 PM PDT            4.56         +              Normal
  08/26/2026 11 PM PDT            5.00         +              Normal
  08/27/2026 12 AM PDT            5.60         +              Normal
  08/27/2026 01 AM PDT            6.20         +              Normal
  08/27/2026 02 AM PDT            6.64         +              Normal
  08/27/2026 03 AM PDT            6.80         +              Normal
  08/27/2026 04 AM PDT            6.66         -              Normal
  08/27/2026 05 AM PDT            6.27         -              Normal
  08/27/2026 06 AM PDT            5.69         -              Normal
  08/27/2026 07 AM PDT            5.00         -              Normal
  08/27/2026 08 AM PDT            4.31         -              Normal
  08/27/2026 09 AM PDT            3.73         -              Normal
  08/27/2026 10 AM PDT            3.34         -              Normal
  08/27/2026 11 AM PDT            3.20         -              Normal
  08/27/2026 12 PM PDT            3.39         +              Normal
  08/27/2026 01 PM PDT            3.92         +              Normal
  08/27/2026 02 PM PDT            4.65         +              Normal
  08/27/2026 03 PM PDT            5.38         +              Normal
  08/27/2026 04 PM PDT            5.91         +              Normal
  08/27/2026 05 PM PDT            6.10         +              Normal
  08/27/2026 06 PM PDT            5.93         -              Normal
  08/27/2026 07 PM PDT            5.48         -              Normal
  08/27/2026 08 PM PDT            4.92         -              Normal
  08/27/2026 09 PM PDT            4.47         -              Normal
  08/27/2026 10 PM PDT            4.30         -              Normal
  08/27/2026 11 PM PDT            4.47         +              Normal
  08/28/2026 12 AM PDT            4.95         +              Normal
  08/28/2026 01 AM PDT            5.60         +              Normal
  08/28/2026 02 AM PDT            6.25         +              Normal
  08/28/2026 03 AM PDT            6.73         +              Normal
  08/28/2026 04 AM PDT            6.90         +              Normal
  08/28/2026 05 AM PDT            6.77         -              Normal
  08/28/2026 06 AM PDT            6.39         -              Normal
  08/28/2026 07 AM PDT            5.82         -              Normal
  08/28/2026 08 AM PDT            5.15         -              Normal
  08/28/2026 09 AM PDT            4.48         -              Normal
  08/28/2026 10 AM PDT            3.91         -              Normal
  08/28/2026 11 AM PDT            3.53         -              Normal
  08/28/2026 12 PM PDT            3.40         -              Normal
  08/28/2026 01 PM PDT            3.59         +              Normal
  08/28/2026 02 PM PDT            4.10         +              Normal
  08/28/2026 03 PM PDT            4.80         +              Normal
  08/28/2026 04 PM PDT            5.50         +              Normal
  08/28/2026 05 PM PDT            6.01         +              Normal
  08/28/2026 06 PM PDT            6.20         +              Normal
  08/28/2026 07 PM PDT            6.00         -              Normal
  08/28/2026 08 PM PDT            5.47         -              Normal
  08/28/2026 09 PM PDT            4.83         -              Normal
  08/28/2026 10 PM PDT            4.30         -              Normal
  08/28/2026 11 PM PDT            4.10         -              Normal
  08/29/2026 12 AM PDT            4.27         +              Normal
  08/29/2026 01 AM PDT            4.75         +              Normal
  08/29/2026 02 AM PDT            5.40         +              Normal
  08/29/2026 03 AM PDT            6.05         +              Normal
  08/29/2026 04 AM PDT            6.53         +              Normal
  08/29/2026 05 AM PDT            6.70         +              Normal
  08/29/2026 06 AM PDT            6.53         -              Normal
  08/29/2026 07 AM PDT            6.06         -              Normal
  08/29/2026 08 AM PDT            5.38         -              Normal
  08/29/2026 09 AM PDT            4.62         -              Normal
  08/29/2026 10 AM PDT            3.94         -              Normal
  08/29/2026 11 AM PDT            3.47         -              Normal
  08/29/2026 12 PM PDT            3.30         -              Normal
  08/29/2026 01 PM PDT            3.50         +              Normal
  08/29/2026 02 PM PDT            4.05         +              Normal
  08/29/2026 03 PM PDT            4.80         +              Normal
  08/29/2026 04 PM PDT            5.55         +              Normal
  08/29/2026 05 PM PDT            6.10         +              Normal
  08/29/2026 06 PM PDT            6.30         +              Normal
  08/29/2026 07 PM PDT            6.13         -              Normal
  08/29/2026 08 PM PDT            5.67         -              Normal
  08/29/2026 09 PM PDT            5.05         -              Normal
  08/29/2026 10 PM PDT            4.42         -              Normal
  08/29/2026 11 PM PDT            3.97         -              Normal
  08/30/2026 12 AM PDT            3.80         -              Normal
  08/30/2026 01 AM PDT            3.97         +              Normal
  08/30/2026 02 AM PDT            4.45         +              Normal
  08/30/2026 03 AM PDT            5.10         +              Normal
  08/30/2026 04 AM PDT            5.75         +              Normal
  08/30/2026 05 AM PDT            6.23         +              Normal
  08/30/2026 06 AM PDT            6.40         +              Normal
  08/30/2026 07 AM PDT            6.19         -              Normal
  08/30/2026 08 AM PDT            5.60         -              Normal
  08/30/2026 09 AM PDT            4.80         -              Normal
  08/30/2026 10 AM PDT            4.00         -              Normal
  08/30/2026 11 AM PDT            3.41         -              Normal
  08/30/2026 12 PM PDT            3.20         -              Normal
  08/30/2026 01 PM PDT            3.42         +              Normal
  08/30/2026 02 PM PDT            4.03         +              Normal
  08/30/2026 03 PM PDT            4.85         +              Normal
  08/30/2026 04 PM PDT            5.67         +              Normal
  08/30/2026 05 PM PDT            6.28         +              Normal
  08/30/2026 06 PM PDT            6.50         +              Normal
  08/30/2026 07 PM PDT            6.35         -              Normal
  08/30/2026 08 PM PDT            5.93         -              Normal
  08/30/2026 09 PM PDT            5.33         -              Normal
  08/30/2026 10 PM PDT            4.67         -              Normal
  08/30/2026 11 PM PDT            4.07         -              Normal
  08/31/2026 12 AM PDT            3.65         -              Normal
  08/31/2026 01 AM PDT            3.50         -              Normal
  08/31/2026 02 AM PDT            3.74         +              Normal
  08/31/2026 03 AM PDT            4.36         +              Normal
  08/31/2026 04 AM PDT            5.14         +              Normal
  08/31/2026 05 AM PDT            5.76         +              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Trends are determined using hourly change in unrounded stage.
# NOTE 3: Maximum Values are determined using unrounded stage.