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

 |  End of River Group

SACRAMENTO RIVER DELTA - MALLARD ISLAND (MLIC1)
Latitude: 38.04º NLongitude: 121.92º WElevation: 0 Feet
Location: Contra Costa County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: Jul 05 2025 at 7:37 AM PDTNext Issuance: Jul 06 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River Delta - Mallard Island (MLIC1)
#
# File Generation Time:  07/05/2025 at 07:39 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/03/2025 at 10:00 PM PDT
# Maximum Observed Stage:                       6.50 Feet
#
# Earliest Date & Time of Maximum Forecast:     07/10/2025 at 02:00 AM PDT
# Maximum Forecast Stage:                       6.66 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  06/30/2025 07 AM PDT            6.25                Not Applicable
  06/30/2025 08 AM PDT            5.55         -      Not Applicable
  06/30/2025 09 AM PDT            4.66         -      Not Applicable
  06/30/2025 10 AM PDT            3.93         -      Not Applicable
  06/30/2025 11 AM PDT            3.27         -      Not Applicable
  06/30/2025 12 PM PDT            2.79         -      Not Applicable
  06/30/2025 01 PM PDT            2.45         -      Not Applicable
  06/30/2025 02 PM PDT            2.35         -      Not Applicable
  06/30/2025 03 PM PDT            2.57         +      Not Applicable
  06/30/2025 04 PM PDT            3.96         +      Not Applicable
  06/30/2025 05 PM PDT            4.79         +      Not Applicable
  06/30/2025 06 PM PDT            5.50         +      Not Applicable
  06/30/2025 07 PM PDT            5.90         +      Not Applicable
  06/30/2025 08 PM PDT            6.11         +      Not Applicable
  06/30/2025 09 PM PDT            6.09         -      Not Applicable
  06/30/2025 10 PM PDT            5.74         -      Not Applicable
  06/30/2025 11 PM PDT            4.98         -      Not Applicable
  07/01/2025 12 AM PDT            4.46         -      Not Applicable
  07/01/2025 01 AM PDT            3.83         -      Not Applicable
  07/01/2025 02 AM PDT            4.11         +      Not Applicable
  07/01/2025 03 AM PDT            4.14         +      Not Applicable
  07/01/2025 04 AM PDT            4.65         +      Not Applicable
  07/01/2025 05 AM PDT            5.10         +      Not Applicable
  07/01/2025 06 AM PDT            5.64         +      Not Applicable
  07/01/2025 07 AM PDT            5.75         +      Not Applicable
  07/01/2025 08 AM PDT            5.86         +      Not Applicable
  07/01/2025 09 AM PDT            5.22         -      Not Applicable
  07/01/2025 10 AM PDT            4.43         -      Not Applicable
  07/01/2025 11 AM PDT            3.76         -      Not Applicable
  07/01/2025 12 PM PDT            3.12         -      Not Applicable
  07/01/2025 01 PM PDT            2.77         -      Not Applicable
  07/01/2025 02 PM PDT            2.29         -      Not Applicable
  07/01/2025 03 PM PDT            2.37         +      Not Applicable
  07/01/2025 04 PM PDT            3.57         +      Not Applicable
  07/01/2025 05 PM PDT            4.54         +      Not Applicable
  07/01/2025 06 PM PDT            5.32         +      Not Applicable
  07/01/2025 07 PM PDT            5.87         +      Not Applicable
  07/01/2025 08 PM PDT            6.17         +      Not Applicable
  07/01/2025 09 PM PDT            6.30         +      Not Applicable
  07/01/2025 10 PM PDT            6.15         -      Not Applicable
  07/01/2025 11 PM PDT            5.63         -      Not Applicable
  07/02/2025 12 AM PDT            4.78         -      Not Applicable
  07/02/2025 01 AM PDT            4.40         -      Not Applicable
  07/02/2025 02 AM PDT            3.80         -      Not Applicable
  07/02/2025 03 AM PDT            3.60         -      Not Applicable
  07/02/2025 04 AM PDT            3.66         +      Not Applicable
  07/02/2025 05 AM PDT            3.98         +      Not Applicable
  07/02/2025 06 AM PDT            4.77         +      Not Applicable
  07/02/2025 07 AM PDT            5.19         +      Not Applicable
  07/02/2025 08 AM PDT            5.32         +      Not Applicable
  07/02/2025 09 AM PDT            5.35         +      Not Applicable
  07/02/2025 10 AM PDT            4.93         -      Not Applicable
  07/02/2025 11 AM PDT            4.24         -      Not Applicable
  07/02/2025 12 PM PDT            3.71         -      Not Applicable
  07/02/2025 01 PM PDT            3.47         -      Not Applicable
  07/02/2025 02 PM PDT            2.89         -      Not Applicable
  07/02/2025 03 PM PDT            2.61         -      Not Applicable
  07/02/2025 04 PM PDT            2.67         +      Not Applicable
  07/02/2025 05 PM PDT            3.05         +      Not Applicable
  07/02/2025 06 PM PDT            3.61         +      Not Applicable
  07/02/2025 07 PM PDT            4.25         +      Not Applicable
  07/02/2025 08 PM PDT            4.95         +      Not Applicable
  07/02/2025 09 PM PDT            5.43         +      Not Applicable
  07/02/2025 10 PM PDT            5.59         +      Not Applicable
  07/02/2025 11 PM PDT            5.42         -      Not Applicable
  07/03/2025 12 AM PDT            5.09         -      Not Applicable
  07/03/2025 01 AM PDT            4.59         -      Not Applicable
  07/03/2025 02 AM PDT            4.01         -      Not Applicable
  07/03/2025 03 AM PDT            3.50         -      Not Applicable
  07/03/2025 04 AM PDT            3.21         -      Not Applicable
  07/03/2025 05 AM PDT            3.21         0      Not Applicable
  07/03/2025 06 AM PDT            3.59         +      Not Applicable
  07/03/2025 07 AM PDT            4.16         +      Not Applicable
  07/03/2025 08 AM PDT            4.73         +      Not Applicable
  07/03/2025 09 AM PDT            4.99         +      Not Applicable
  07/03/2025 10 AM PDT            4.97         -      Not Applicable
  07/03/2025 11 AM PDT            4.74         -      Not Applicable
  07/03/2025 12 PM PDT            4.28         -      Not Applicable
  07/03/2025 01 PM PDT            3.87         -      Not Applicable
  07/03/2025 02 PM PDT            3.53         -      Not Applicable
  07/03/2025 03 PM PDT            3.34         -      Not Applicable
  07/03/2025 04 PM PDT            3.42         +      Not Applicable
  07/03/2025 05 PM PDT            3.85         +      Not Applicable
  07/03/2025 06 PM PDT            4.71         +      Not Applicable
  07/03/2025 07 PM PDT            5.37         +      Not Applicable
  07/03/2025 08 PM PDT            5.89         +      Not Applicable
  07/03/2025 09 PM PDT            6.34         +      Not Applicable
  07/03/2025 10 PM PDT            6.50         +      Not Applicable
  07/03/2025 11 PM PDT            6.33         -      Not Applicable
  07/04/2025 12 AM PDT            5.77         -      Not Applicable
  07/04/2025 01 AM PDT            5.02         -      Not Applicable
  07/04/2025 02 AM PDT            4.32         -      Not Applicable
  07/04/2025 03 AM PDT            3.71         -      Not Applicable
  07/04/2025 04 AM PDT            3.33         -      Not Applicable
  07/04/2025 05 AM PDT            2.83         -      Not Applicable
  07/04/2025 06 AM PDT            2.60         -      Not Applicable
  07/04/2025 07 AM PDT            2.91         +      Not Applicable
  07/04/2025 08 AM PDT            3.49         +      Not Applicable
  07/04/2025 09 AM PDT            4.14         +      Not Applicable
  07/04/2025 10 AM PDT            4.60         +      Not Applicable
  07/04/2025 11 AM PDT            4.67         +      Not Applicable
  07/04/2025 12 PM PDT            4.56         -      Not Applicable
  07/04/2025 01 PM PDT            4.33         -      Not Applicable
  07/04/2025 02 PM PDT            4.02         -      Not Applicable
  07/04/2025 03 PM PDT            3.74         -      Not Applicable
  07/04/2025 04 PM PDT            3.54         -      Not Applicable
  07/04/2025 05 PM PDT            3.81         +      Not Applicable
  07/04/2025 06 PM PDT            4.40         +      Not Applicable
  07/04/2025 07 PM PDT            4.95         +      Not Applicable
  07/04/2025 08 PM PDT            5.50         +      Not Applicable
  07/04/2025 09 PM PDT            6.01         +      Not Applicable
  07/04/2025 10 PM PDT            6.35         +      Not Applicable
  07/04/2025 11 PM PDT            6.44         +      Not Applicable
  07/05/2025 12 AM PDT            6.14         -      Not Applicable
  07/05/2025 01 AM PDT            5.43         -      Not Applicable
  07/05/2025 02 AM PDT            4.62         -      Not Applicable
  07/05/2025 03 AM PDT            3.85         -      Not Applicable
  07/05/2025 04 AM PDT            3.20         -      Not Applicable
  07/05/2025 05 AM PDT            2.71         -      Not Applicable
  07/05/2025 06 AM PDT            2.31         -      Not Applicable
  07/05/2025 07 AM PDT            2.12         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  07/05/2025 08 AM PDT            2.27                Not Applicable
  07/05/2025 09 AM PDT            2.69         +      Not Applicable
  07/05/2025 10 AM PDT            3.24         +      Not Applicable
  07/05/2025 11 AM PDT            3.79         +      Not Applicable
  07/05/2025 12 PM PDT            4.16         +      Not Applicable
  07/05/2025 01 PM PDT            4.30         +      Not Applicable
  07/05/2025 02 PM PDT            4.13         -      Not Applicable
  07/05/2025 03 PM PDT            3.77         -      Not Applicable
  07/05/2025 04 PM PDT            3.43         -      Not Applicable
  07/05/2025 05 PM PDT            3.31         -      Not Applicable
  07/05/2025 06 PM PDT            3.47         +      Not Applicable
  07/05/2025 07 PM PDT            3.86         +      Not Applicable
  07/05/2025 08 PM PDT            4.43         +      Not Applicable
  07/05/2025 09 PM PDT            5.05         +      Not Applicable
  07/05/2025 10 PM PDT            5.61         +      Not Applicable
  07/05/2025 11 PM PDT            5.98         +      Not Applicable
  07/06/2025 12 AM PDT            6.09         +      Not Applicable
  07/06/2025 01 AM PDT            5.89         -      Not Applicable
  07/06/2025 02 AM PDT            5.39         -      Not Applicable
  07/06/2025 03 AM PDT            4.67         -      Not Applicable
  07/06/2025 04 AM PDT            3.81         -      Not Applicable
  07/06/2025 05 AM PDT            2.95         -      Not Applicable
  07/06/2025 06 AM PDT            2.24         -      Not Applicable
  07/06/2025 07 AM PDT            1.76         -      Not Applicable
  07/06/2025 08 AM PDT            1.64         -      Not Applicable
  07/06/2025 09 AM PDT            1.86         +      Not Applicable
  07/06/2025 10 AM PDT            2.42         +      Not Applicable
  07/06/2025 11 AM PDT            3.14         +      Not Applicable
  07/06/2025 12 PM PDT            3.84         +      Not Applicable
  07/06/2025 01 PM PDT            4.34         +      Not Applicable
  07/06/2025 02 PM PDT            4.52         +      Not Applicable
  07/06/2025 03 PM PDT            4.39         -      Not Applicable
  07/06/2025 04 PM PDT            4.08         -      Not Applicable
  07/06/2025 05 PM PDT            3.79         -      Not Applicable
  07/06/2025 06 PM PDT            3.71         -      Not Applicable
  07/06/2025 07 PM PDT            3.91         +      Not Applicable
  07/06/2025 08 PM PDT            4.41         +      Not Applicable
  07/06/2025 09 PM PDT            5.05         +      Not Applicable
  07/06/2025 10 PM PDT            5.68         +      Not Applicable
  07/06/2025 11 PM PDT            6.12         +      Not Applicable
  07/07/2025 12 AM PDT            6.28         +      Not Applicable
  07/07/2025 01 AM PDT            6.13         -      Not Applicable
  07/07/2025 02 AM PDT            5.70         -      Not Applicable
  07/07/2025 03 AM PDT            5.04         -      Not Applicable
  07/07/2025 04 AM PDT            4.26         -      Not Applicable
  07/07/2025 05 AM PDT            3.42         -      Not Applicable
  07/07/2025 06 AM PDT            2.63         -      Not Applicable
  07/07/2025 07 AM PDT            1.98         -      Not Applicable
  07/07/2025 08 AM PDT            1.58         -      Not Applicable
  07/07/2025 09 AM PDT            1.48         -      Not Applicable
  07/07/2025 10 AM PDT            1.76         +      Not Applicable
  07/07/2025 11 AM PDT            2.39         +      Not Applicable
  07/07/2025 12 PM PDT            3.20         +      Not Applicable
  07/07/2025 01 PM PDT            4.00         +      Not Applicable
  07/07/2025 02 PM PDT            4.56         +      Not Applicable
  07/07/2025 03 PM PDT            4.77         +      Not Applicable
  07/07/2025 04 PM PDT            4.66         -      Not Applicable
  07/07/2025 05 PM PDT            4.36         -      Not Applicable
  07/07/2025 06 PM PDT            4.08         -      Not Applicable
  07/07/2025 07 PM PDT            3.99         -      Not Applicable
  07/07/2025 08 PM PDT            4.20         +      Not Applicable
  07/07/2025 09 PM PDT            4.67         +      Not Applicable
  07/07/2025 10 PM PDT            5.28         +      Not Applicable
  07/07/2025 11 PM PDT            5.88         +      Not Applicable
  07/08/2025 12 AM PDT            6.31         +      Not Applicable
  07/08/2025 01 AM PDT            6.44         +      Not Applicable
  07/08/2025 02 AM PDT            6.21         -      Not Applicable
  07/08/2025 03 AM PDT            5.65         -      Not Applicable
  07/08/2025 04 AM PDT            4.82         -      Not Applicable
  07/08/2025 05 AM PDT            3.87         -      Not Applicable
  07/08/2025 06 AM PDT            2.91         -      Not Applicable
  07/08/2025 07 AM PDT            2.10         -      Not Applicable
  07/08/2025 08 AM PDT            1.58         -      Not Applicable
  07/08/2025 09 AM PDT            1.41         -      Not Applicable
  07/08/2025 10 AM PDT            1.61         +      Not Applicable
  07/08/2025 11 AM PDT            2.13         +      Not Applicable
  07/08/2025 12 PM PDT            2.85         +      Not Applicable
  07/08/2025 01 PM PDT            3.65         +      Not Applicable
  07/08/2025 02 PM PDT            4.35         +      Not Applicable
  07/08/2025 03 PM PDT            4.82         +      Not Applicable
  07/08/2025 04 PM PDT            4.98         +      Not Applicable
  07/08/2025 05 PM PDT            4.84         -      Not Applicable
  07/08/2025 06 PM PDT            4.55         -      Not Applicable
  07/08/2025 07 PM PDT            4.26         -      Not Applicable
  07/08/2025 08 PM PDT            4.19         -      Not Applicable
  07/08/2025 09 PM PDT            4.50         +      Not Applicable
  07/08/2025 10 PM PDT            5.09         +      Not Applicable
  07/08/2025 11 PM PDT            5.80         +      Not Applicable
  07/09/2025 12 AM PDT            6.34         +      Not Applicable
  07/09/2025 01 AM PDT            6.55         +      Not Applicable
  07/09/2025 02 AM PDT            6.40         -      Not Applicable
  07/09/2025 03 AM PDT            5.93         -      Not Applicable
  07/09/2025 04 AM PDT            5.22         -      Not Applicable
  07/09/2025 05 AM PDT            4.38         -      Not Applicable
  07/09/2025 06 AM PDT            3.46         -      Not Applicable
  07/09/2025 07 AM PDT            2.60         -      Not Applicable
  07/09/2025 08 AM PDT            1.90         -      Not Applicable
  07/09/2025 09 AM PDT            1.46         -      Not Applicable
  07/09/2025 10 AM PDT            1.36         -      Not Applicable
  07/09/2025 11 AM PDT            1.69         +      Not Applicable
  07/09/2025 12 PM PDT            2.39         +      Not Applicable
  07/09/2025 01 PM PDT            3.30         +      Not Applicable
  07/09/2025 02 PM PDT            4.20         +      Not Applicable
  07/09/2025 03 PM PDT            4.83         +      Not Applicable
  07/09/2025 04 PM PDT            5.07         +      Not Applicable
  07/09/2025 05 PM PDT            4.94         -      Not Applicable
  07/09/2025 06 PM PDT            4.62         -      Not Applicable
  07/09/2025 07 PM PDT            4.30         -      Not Applicable
  07/09/2025 08 PM PDT            4.20         -      Not Applicable
  07/09/2025 09 PM PDT            4.40         +      Not Applicable
  07/09/2025 10 PM PDT            4.86         +      Not Applicable
  07/09/2025 11 PM PDT            5.49         +      Not Applicable
  07/10/2025 12 AM PDT            6.09         +      Not Applicable
  07/10/2025 01 AM PDT            6.52         +      Not Applicable
  07/10/2025 02 AM PDT            6.66         +      Not Applicable
  07/10/2025 03 AM PDT            6.48         -      Not Applicable
  07/10/2025 04 AM PDT            5.99         -      Not Applicable
  07/10/2025 05 AM PDT            5.26         -      Not Applicable
#
# 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.