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

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SAN JOAQUIN RIVER - MOSSDALE (MOSC1)
Latitude: 37.79º NLongitude: 121.31º WElevation: 32 FeetForecast Type: Official Location
Location: San Joaquin County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Mar 03 2026 at 1:28 PM PSTNext Issuance: Mar 04 2026 at 9:00 AM PST
Action/Monitor: 19.5 FeetMinor Flood: 28.5 FeetModerate Flood: 32.1 FeetMajor Flood: 33.1 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Mossdale (MOSC1)
#
# File Generation Time:  03/03/2026 at 01:28 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/26/2026 at 04:00 PM PST
# Maximum Observed Stage:                       9.06 Feet
#
# Earliest Date & Time of Maximum Forecast:     03/03/2026 at 02:00 PM PST
# Maximum Forecast Stage:                       8.10 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  02/26/2026 01 PM PST            8.85                        Normal
  02/26/2026 02 PM PST            8.96         +              Normal
  02/26/2026 03 PM PST            9.03         +              Normal
  02/26/2026 04 PM PST            9.06         +              Normal
  02/26/2026 05 PM PST            9.02         -              Normal
  02/26/2026 06 PM PST            8.94         -              Normal
  02/26/2026 07 PM PST            8.86         -              Normal
  02/26/2026 08 PM PST            8.77         -              Normal
  02/26/2026 09 PM PST            8.67         -              Normal
  02/26/2026 10 PM PST            8.58         -              Normal
  02/26/2026 11 PM PST            8.50         -              Normal
  02/27/2026 12 AM PST            8.43         -              Normal
  02/27/2026 01 AM PST            8.37         -              Normal
  02/27/2026 02 AM PST            8.39         +              Normal
  02/27/2026 03 AM PST            8.39         0              Normal
  02/27/2026 04 AM PST            8.42         +              Normal
  02/27/2026 05 AM PST            8.46         +              Normal
  02/27/2026 06 AM PST            8.49         +              Normal
  02/27/2026 07 AM PST            8.49         0              Normal
  02/27/2026 08 AM PST            8.53         +              Normal
  02/27/2026 09 AM PST            8.57         +              Normal
  02/27/2026 10 AM PST            8.61         +              Normal
  02/27/2026 11 AM PST            8.64         +              Normal
  02/27/2026 12 PM PST            8.68         +              Normal
  02/27/2026 01 PM PST            8.72         +              Normal
  02/27/2026 02 PM PST            8.76         +              Normal
  02/27/2026 03 PM PST            8.79         +              Normal
  02/27/2026 04 PM PST            8.86         +              Normal
  02/27/2026 05 PM PST            8.93         +              Normal
  02/27/2026 06 PM PST            8.89         -              Normal
  02/27/2026 07 PM PST            8.81         -              Normal
  02/27/2026 08 PM PST            8.70         -              Normal
  02/27/2026 09 PM PST            8.61         -              Normal
  02/27/2026 10 PM PST            8.52         -              Normal
  02/27/2026 11 PM PST            8.43         -              Normal
  02/28/2026 12 AM PST            8.32         -              Normal
  02/28/2026 01 AM PST            8.24         -              Normal
  02/28/2026 02 AM PST            8.19         -              Normal
  02/28/2026 03 AM PST            8.22         +              Normal
  02/28/2026 04 AM PST            8.25         +              Normal
  02/28/2026 05 AM PST            8.32         +              Normal
  02/28/2026 06 AM PST            8.36         +              Normal
  02/28/2026 07 AM PST            8.37         +              Normal
  02/28/2026 08 AM PST            8.35         -              Normal
  02/28/2026 09 AM PST            8.31         -              Normal
  02/28/2026 10 AM PST            8.27         -              Normal
  02/28/2026 11 AM PST            8.22         -              Normal
  02/28/2026 12 PM PST            8.21         -              Normal
  02/28/2026 01 PM PST            8.29         +              Normal
  02/28/2026 02 PM PST            8.38         +              Normal
  02/28/2026 03 PM PST            8.54         +              Normal
  02/28/2026 04 PM PST            8.70         +              Normal
  02/28/2026 05 PM PST            8.83         +              Normal
  02/28/2026 06 PM PST            8.87         +              Normal
  02/28/2026 07 PM PST            8.81         -              Normal
  02/28/2026 08 PM PST            8.73         -              Normal
  02/28/2026 09 PM PST            8.62         -              Normal
  02/28/2026 10 PM PST            8.52         -              Normal
  02/28/2026 11 PM PST            8.41         -              Normal
  03/01/2026 12 AM PST            8.32         -              Normal
  03/01/2026 01 AM PST            8.20         -              Normal
  03/01/2026 02 AM PST            8.12         -              Normal
  03/01/2026 03 AM PST            8.11         -              Normal
  03/01/2026 04 AM PST            8.17         +              Normal
  03/01/2026 05 AM PST            8.22         +              Normal
  03/01/2026 06 AM PST            8.28         +              Normal
  03/01/2026 07 AM PST            8.33         +              Normal
  03/01/2026 08 AM PST            8.34         +              Normal
  03/01/2026 09 AM PST            8.29         -              Normal
  03/01/2026 10 AM PST            8.24         -              Normal
  03/01/2026 11 AM PST            8.18         -              Normal
  03/01/2026 12 PM PST            8.11         -              Normal
  03/01/2026 01 PM PST            8.08         -              Normal
  03/01/2026 02 PM PST            8.14         +              Normal
  03/01/2026 03 PM PST            8.24         +              Normal
  03/01/2026 04 PM PST            8.40         +              Normal
  03/01/2026 05 PM PST            8.56         +              Normal
  03/01/2026 06 PM PST            8.69         +              Normal
  03/01/2026 07 PM PST            8.74         +              Normal
  03/01/2026 08 PM PST            8.68         -              Normal
  03/01/2026 09 PM PST            8.59         -              Normal
  03/01/2026 10 PM PST            8.49         -              Normal
  03/01/2026 11 PM PST            8.39         -              Normal
  03/02/2026 12 AM PST            8.27         -              Normal
  03/02/2026 01 AM PST            8.17         -              Normal
  03/02/2026 02 AM PST            8.19         +              Normal
  03/02/2026 03 AM PST            8.20         +              Normal
  03/02/2026 04 AM PST            8.20         0              Normal
  03/02/2026 05 AM PST            8.19         -              Normal
  03/02/2026 06 AM PST            8.20         +              Normal
  03/02/2026 07 AM PST            8.20         0              Normal
  03/02/2026 08 AM PST            8.22         +              Normal
  03/02/2026 09 AM PST            8.23         +              Normal
  03/02/2026 10 AM PST            8.18         -              Normal
  03/02/2026 11 AM PST            8.11         -              Normal
  03/02/2026 12 PM PST            8.04         -              Normal
  03/02/2026 01 PM PST            7.98         -              Normal
  03/02/2026 02 PM PST            7.94         -              Normal
  03/02/2026 03 PM PST            8.01         +              Normal
  03/02/2026 04 PM PST            8.13         +              Normal
  03/02/2026 05 PM PST            8.28         +              Normal
  03/02/2026 06 PM PST            8.43         +              Normal
  03/02/2026 07 PM PST            8.54         +              Normal
  03/02/2026 08 PM PST            8.56         +              Normal
  03/02/2026 09 PM PST            8.49         -              Normal
  03/02/2026 10 PM PST            8.41         -              Normal
  03/02/2026 11 PM PST            8.30         -              Normal
  03/03/2026 12 AM PST            8.19         -              Normal
  03/03/2026 01 AM PST            8.08         -              Normal
  03/03/2026 02 AM PST            7.98         -              Normal
  03/03/2026 03 AM PST            7.90         -              Normal
  03/03/2026 04 AM PST            7.89         -              Normal
  03/03/2026 05 AM PST            7.94         +              Normal
  03/03/2026 06 AM PST            8.01         +              Normal
  03/03/2026 07 AM PST            8.10         +              Normal
  03/03/2026 08 AM PST            8.16         +              Normal
  03/03/2026 09 AM PST            8.17         +              Normal
  03/03/2026 10 AM PST            8.12         -              Normal
  03/03/2026 11 AM PST            8.12         0              Normal
  03/03/2026 12 PM PST            8.11         -              Normal
  03/03/2026 01 PM PST            8.11         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  03/03/2026 02 PM PST            8.10                        Normal
  03/03/2026 03 PM PST            8.10         0              Normal
  03/03/2026 04 PM PST            8.10         0              Normal
  03/03/2026 05 PM PST            8.09         -              Normal
  03/03/2026 06 PM PST            8.08         -              Normal
  03/03/2026 07 PM PST            8.08         0              Normal
  03/03/2026 08 PM PST            8.07         -              Normal
  03/03/2026 09 PM PST            8.07         0              Normal
  03/03/2026 10 PM PST            8.06         -              Normal
  03/03/2026 11 PM PST            8.05         -              Normal
  03/04/2026 12 AM PST            8.05         0              Normal
  03/04/2026 01 AM PST            8.04         -              Normal
  03/04/2026 02 AM PST            8.04         0              Normal
  03/04/2026 03 AM PST            8.03         -              Normal
  03/04/2026 04 AM PST            8.03         0              Normal
  03/04/2026 05 AM PST            8.02         -              Normal
  03/04/2026 06 AM PST            8.02         0              Normal
  03/04/2026 07 AM PST            8.01         -              Normal
  03/04/2026 08 AM PST            8.01         0              Normal
  03/04/2026 09 AM PST            8.00         -              Normal
  03/04/2026 10 AM PST            8.00         0              Normal
  03/04/2026 11 AM PST            7.99         -              Normal
  03/04/2026 12 PM PST            7.98         -              Normal
  03/04/2026 01 PM PST            7.98         0              Normal
  03/04/2026 02 PM PST            7.97         -              Normal
  03/04/2026 03 PM PST            7.97         0              Normal
  03/04/2026 04 PM PST            7.96         -              Normal
  03/04/2026 05 PM PST            7.95         -              Normal
  03/04/2026 06 PM PST            7.95         0              Normal
  03/04/2026 07 PM PST            7.94         -              Normal
  03/04/2026 08 PM PST            7.94         0              Normal
  03/04/2026 09 PM PST            7.93         -              Normal
  03/04/2026 10 PM PST            7.92         -              Normal
  03/04/2026 11 PM PST            7.92         0              Normal
  03/05/2026 12 AM PST            7.91         -              Normal
  03/05/2026 01 AM PST            7.90         -              Normal
  03/05/2026 02 AM PST            7.90         0              Normal
  03/05/2026 03 AM PST            7.89         -              Normal
  03/05/2026 04 AM PST            7.88         -              Normal
  03/05/2026 05 AM PST            7.88         0              Normal
  03/05/2026 06 AM PST            7.87         -              Normal
  03/05/2026 07 AM PST            7.87         0              Normal
  03/05/2026 08 AM PST            7.86         -              Normal
  03/05/2026 09 AM PST            7.85         -              Normal
  03/05/2026 10 AM PST            7.85         0              Normal
  03/05/2026 11 AM PST            7.84         -              Normal
  03/05/2026 12 PM PST            7.83         -              Normal
  03/05/2026 01 PM PST            7.83         0              Normal
  03/05/2026 02 PM PST            7.82         -              Normal
  03/05/2026 03 PM PST            7.82         0              Normal
  03/05/2026 04 PM PST            7.81         -              Normal
  03/05/2026 05 PM PST            7.80         -              Normal
  03/05/2026 06 PM PST            7.80         0              Normal
  03/05/2026 07 PM PST            7.79         -              Normal
  03/05/2026 08 PM PST            7.79         0              Normal
  03/05/2026 09 PM PST            7.78         -              Normal
  03/05/2026 10 PM PST            7.78         0              Normal
  03/05/2026 11 PM PST            7.77         -              Normal
  03/06/2026 12 AM PST            7.76         -              Normal
  03/06/2026 01 AM PST            7.76         0              Normal
  03/06/2026 02 AM PST            7.75         -              Normal
  03/06/2026 03 AM PST            7.75         0              Normal
  03/06/2026 04 AM PST            7.75         0              Normal
  03/06/2026 05 AM PST            7.74         -              Normal
  03/06/2026 06 AM PST            7.74         0              Normal
  03/06/2026 07 AM PST            7.74         0              Normal
  03/06/2026 08 AM PST            7.73         -              Normal
  03/06/2026 09 AM PST            7.73         0              Normal
  03/06/2026 10 AM PST            7.73         0              Normal
  03/06/2026 11 AM PST            7.72         -              Normal
  03/06/2026 12 PM PST            7.72         0              Normal
  03/06/2026 01 PM PST            7.72         0              Normal
  03/06/2026 02 PM PST            7.71         -              Normal
  03/06/2026 03 PM PST            7.71         0              Normal
  03/06/2026 04 PM PST            7.71         0              Normal
  03/06/2026 05 PM PST            7.71         0              Normal
  03/06/2026 06 PM PST            7.70         -              Normal
  03/06/2026 07 PM PST            7.70         0              Normal
  03/06/2026 08 PM PST            7.69         -              Normal
  03/06/2026 09 PM PST            7.69         0              Normal
  03/06/2026 10 PM PST            7.69         0              Normal
  03/06/2026 11 PM PST            7.68         -              Normal
  03/07/2026 12 AM PST            7.68         0              Normal
  03/07/2026 01 AM PST            7.67         -              Normal
  03/07/2026 02 AM PST            7.67         0              Normal
  03/07/2026 03 AM PST            7.66         -              Normal
  03/07/2026 04 AM PST            7.66         0              Normal
  03/07/2026 05 AM PST            7.65         -              Normal
  03/07/2026 06 AM PST            7.64         -              Normal
  03/07/2026 07 AM PST            7.64         0              Normal
  03/07/2026 08 AM PST            7.63         -              Normal
  03/07/2026 09 AM PST            7.62         -              Normal
  03/07/2026 10 AM PST            7.62         0              Normal
  03/07/2026 11 AM PST            7.61         -              Normal
  03/07/2026 12 PM PST            7.60         -              Normal
  03/07/2026 01 PM PST            7.59         -              Normal
  03/07/2026 02 PM PST            7.58         -              Normal
  03/07/2026 03 PM PST            7.58         0              Normal
  03/07/2026 04 PM PST            7.57         -              Normal
  03/07/2026 05 PM PST            7.56         -              Normal
  03/07/2026 06 PM PST            7.55         -              Normal
  03/07/2026 07 PM PST            7.54         -              Normal
  03/07/2026 08 PM PST            7.53         -              Normal
  03/07/2026 09 PM PST            7.52         -              Normal
  03/07/2026 10 PM PST            7.51         -              Normal
  03/07/2026 11 PM PST            7.50         -              Normal
  03/08/2026 12 AM PST            7.50         0              Normal
  03/08/2026 01 AM PST            7.49         -              Normal
  03/08/2026 03 AM PDT            7.48         -              Normal
  03/08/2026 04 AM PDT            7.47         -              Normal
  03/08/2026 05 AM PDT            7.46         -              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.