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

 | 

SACRAMENTO RIVER DELTA - MALLARD ISLAND (MLIC1)
Latitude: 38.04º NLongitude: 121.92º WElevation: 0 FeetForecast Type: Unofficial Location
Location: Contra Costa County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: Mar 06 2026 at 12:58 PM PSTNext Issuance: Mar 07 2026 at 9:00 AM PST
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:  03/06/2026 at 01:00 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/01/2026 at 01:00 PM PST
# Maximum Observed Stage:                       6.73 Feet
#
# Earliest Date & Time of Maximum Forecast:     03/08/2026 at 06:00 AM PDT
# Maximum Forecast Stage:                       5.82 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  03/01/2026 01 PM PST            6.73                Not Applicable
  03/01/2026 02 PM PST            6.26         -      Not Applicable
  03/01/2026 03 PM PST            5.30         -      Not Applicable
  03/01/2026 04 PM PST            4.36         -      Not Applicable
  03/01/2026 05 PM PST            3.59         -      Not Applicable
  03/01/2026 06 PM PST            2.92         -      Not Applicable
  03/01/2026 07 PM PST            2.41         -      Not Applicable
  03/01/2026 08 PM PST            1.99         -      Not Applicable
  03/01/2026 09 PM PST            2.03         +      Not Applicable
  03/01/2026 10 PM PST            2.96         +      Not Applicable
  03/01/2026 11 PM PST            4.21         +      Not Applicable
  03/02/2026 12 AM PST            5.21         +      Not Applicable
  03/02/2026 01 AM PST            5.71         +      Not Applicable
  03/02/2026 02 AM PST            6.01         +      Not Applicable
  03/02/2026 03 AM PST            5.85         -      Not Applicable
  03/02/2026 04 AM PST            5.34         -      Not Applicable
  03/02/2026 05 AM PST            4.64         -      Not Applicable
  03/02/2026 06 AM PST            3.94         -      Not Applicable
  03/02/2026 07 AM PST            3.44         -      Not Applicable
  03/02/2026 08 AM PST            3.31         -      Not Applicable
  03/02/2026 09 AM PST            3.69         +      Not Applicable
  03/02/2026 10 AM PST            4.73         +      Not Applicable
  03/02/2026 11 AM PST            5.73         +      Not Applicable
  03/02/2026 12 PM PST            6.32         +      Not Applicable
  03/02/2026 01 PM PST            6.67         +      Not Applicable
  03/02/2026 02 PM PST            6.57         -      Not Applicable
  03/02/2026 03 PM PST            5.94         -      Not Applicable
  03/02/2026 04 PM PST            4.96         -      Not Applicable
  03/02/2026 05 PM PST            4.08         -      Not Applicable
  03/02/2026 06 PM PST            3.37         -      Not Applicable
  03/02/2026 07 PM PST            2.76         -      Not Applicable
  03/02/2026 08 PM PST            2.23         -      Not Applicable
  03/02/2026 09 PM PST            2.06         -      Not Applicable
  03/02/2026 10 PM PST            2.38         +      Not Applicable
  03/02/2026 11 PM PST            3.65         +      Not Applicable
  03/03/2026 12 AM PST            4.80         +      Not Applicable
  03/03/2026 01 AM PST            5.58         +      Not Applicable
  03/03/2026 02 AM PST            5.95         +      Not Applicable
  03/03/2026 03 AM PST            5.99         +      Not Applicable
  03/03/2026 04 AM PST            5.61         -      Not Applicable
  03/03/2026 05 AM PST            4.82         -      Not Applicable
  03/03/2026 06 AM PST            3.99         -      Not Applicable
  03/03/2026 07 AM PST            3.42         -      Not Applicable
  03/03/2026 08 AM PST            3.05         -      Not Applicable
  03/03/2026 09 AM PST            3.03         -      Not Applicable
  03/03/2026 10 AM PST            3.56         +      Not Applicable
  03/03/2026 11 AM PST            4.67         +      Not Applicable
  03/03/2026 12 PM PST            5.64         +      Not Applicable
  03/03/2026 01 PM PST            6.20         +      Not Applicable
  03/03/2026 02 PM PST            6.42         +      Not Applicable
  03/03/2026 03 PM PST            6.26         -      Not Applicable
  03/03/2026 04 PM PST            5.62         -      Not Applicable
  03/03/2026 05 PM PST            4.58         -      Not Applicable
  03/03/2026 06 PM PST            3.86         -      Not Applicable
  03/03/2026 07 PM PST            3.24         -      Not Applicable
  03/03/2026 08 PM PST            2.54         -      Not Applicable
  03/03/2026 09 PM PST            2.16         -      Not Applicable
  03/03/2026 10 PM PST            2.13         -      Not Applicable
  03/03/2026 11 PM PST            2.96         +      Not Applicable
  03/04/2026 12 AM PST            4.31         +      Not Applicable
  03/04/2026 01 AM PST            5.33         +      Not Applicable
  03/04/2026 02 AM PST            5.86         +      Not Applicable
  03/04/2026 03 AM PST            6.06         +      Not Applicable
  03/04/2026 04 AM PST            5.87         -      Not Applicable
  03/04/2026 05 AM PST            5.21         -      Not Applicable
  03/04/2026 06 AM PST            4.34         -      Not Applicable
  03/04/2026 07 AM PST            3.60         -      Not Applicable
  03/04/2026 08 AM PST            3.15         -      Not Applicable
  03/04/2026 09 AM PST            2.69         -      Not Applicable
  03/04/2026 10 AM PST            2.62         -      Not Applicable
  03/04/2026 11 AM PST            3.73         +      Not Applicable
  03/04/2026 12 PM PST            4.56         +      Not Applicable
  03/04/2026 01 PM PST            5.44         +      Not Applicable
  03/04/2026 02 PM PST            5.93         +      Not Applicable
  03/04/2026 03 PM PST            6.12         +      Not Applicable
  03/04/2026 04 PM PST            5.93         -      Not Applicable
  03/04/2026 05 PM PST            5.12         -      Not Applicable
  03/04/2026 06 PM PST            4.27         -      Not Applicable
  03/04/2026 07 PM PST            3.55         -      Not Applicable
  03/04/2026 08 PM PST            2.98         -      Not Applicable
  03/04/2026 09 PM PST            2.38         -      Not Applicable
  03/04/2026 10 PM PST            2.28         -      Not Applicable
  03/04/2026 11 PM PST            2.56         +      Not Applicable
  03/05/2026 12 AM PST            3.65         +      Not Applicable
  03/05/2026 01 AM PST            4.80         +      Not Applicable
  03/05/2026 02 AM PST            5.52         +      Not Applicable
  03/05/2026 03 AM PST            5.84         +      Not Applicable
  03/05/2026 04 AM PST            5.84         0      Not Applicable
  03/05/2026 05 AM PST            5.41         -      Not Applicable
  03/05/2026 06 AM PST            4.51         -      Not Applicable
  03/05/2026 07 AM PST            3.70         -      Not Applicable
  03/05/2026 08 AM PST            3.07         -      Not Applicable
  03/05/2026 09 AM PST            2.54         -      Not Applicable
  03/05/2026 10 AM PST            2.23         -      Not Applicable
  03/05/2026 11 AM PST            2.35         +      Not Applicable
  03/05/2026 12 PM PST            2.93         +      Not Applicable
  03/05/2026 01 PM PST            4.20         +      Not Applicable
  03/05/2026 02 PM PST            5.03         +      Not Applicable
  03/05/2026 03 PM PST            5.47         +      Not Applicable
  03/05/2026 04 PM PST            5.52         +      Not Applicable
  03/05/2026 05 PM PST            5.17         -      Not Applicable
  03/05/2026 06 PM PST            4.42         -      Not Applicable
  03/05/2026 07 PM PST            3.64         -      Not Applicable
  03/05/2026 08 PM PST            3.05         -      Not Applicable
  03/05/2026 09 PM PST            2.48         -      Not Applicable
  03/05/2026 10 PM PST            2.17         -      Not Applicable
  03/05/2026 11 PM PST            2.31         +      Not Applicable
  03/06/2026 12 AM PST            3.12         +      Not Applicable
  03/06/2026 01 AM PST            4.24         +      Not Applicable
  03/06/2026 02 AM PST            5.10         +      Not Applicable
  03/06/2026 03 AM PST            5.57         +      Not Applicable
  03/06/2026 04 AM PST            5.80         +      Not Applicable
  03/06/2026 05 AM PST            5.53         -      Not Applicable
  03/06/2026 06 AM PST            4.91         -      Not Applicable
  03/06/2026 07 AM PST            4.01         -      Not Applicable
  03/06/2026 08 AM PST            3.25         -      Not Applicable
  03/06/2026 09 AM PST            2.61         -      Not Applicable
  03/06/2026 10 AM PST            2.18         -      Not Applicable
  03/06/2026 11 AM PST            2.00         -      Not Applicable
  03/06/2026 12 PM PST            2.25         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  03/06/2026 01 PM PST            2.82                Not Applicable
  03/06/2026 02 PM PST            3.56         +      Not Applicable
  03/06/2026 03 PM PST            4.29         +      Not Applicable
  03/06/2026 04 PM PST            4.81         +      Not Applicable
  03/06/2026 05 PM PST            4.98         +      Not Applicable
  03/06/2026 06 PM PST            4.80         -      Not Applicable
  03/06/2026 07 PM PST            4.30         -      Not Applicable
  03/06/2026 08 PM PST            3.65         -      Not Applicable
  03/06/2026 09 PM PST            2.98         -      Not Applicable
  03/06/2026 10 PM PST            2.52         -      Not Applicable
  03/06/2026 11 PM PST            2.39         -      Not Applicable
  03/07/2026 12 AM PST            2.68         +      Not Applicable
  03/07/2026 01 AM PST            3.31         +      Not Applicable
  03/07/2026 02 AM PST            4.16         +      Not Applicable
  03/07/2026 03 AM PST            4.98         +      Not Applicable
  03/07/2026 04 AM PST            5.57         +      Not Applicable
  03/07/2026 05 AM PST            5.77         +      Not Applicable
  03/07/2026 06 AM PST            5.57         -      Not Applicable
  03/07/2026 07 AM PST            5.02         -      Not Applicable
  03/07/2026 08 AM PST            4.27         -      Not Applicable
  03/07/2026 09 AM PST            3.41         -      Not Applicable
  03/07/2026 10 AM PST            2.66         -      Not Applicable
  03/07/2026 11 AM PST            2.15         -      Not Applicable
  03/07/2026 12 PM PST            1.98         -      Not Applicable
  03/07/2026 01 PM PST            2.19         +      Not Applicable
  03/07/2026 02 PM PST            2.72         +      Not Applicable
  03/07/2026 03 PM PST            3.40         +      Not Applicable
  03/07/2026 04 PM PST            4.06         +      Not Applicable
  03/07/2026 05 PM PST            4.54         +      Not Applicable
  03/07/2026 06 PM PST            4.69         +      Not Applicable
  03/07/2026 07 PM PST            4.46         -      Not Applicable
  03/07/2026 08 PM PST            3.95         -      Not Applicable
  03/07/2026 09 PM PST            3.35         -      Not Applicable
  03/07/2026 10 PM PST            2.87         -      Not Applicable
  03/07/2026 11 PM PST            2.74         -      Not Applicable
  03/08/2026 12 AM PST            2.98         +      Not Applicable
  03/08/2026 01 AM PST            3.56         +      Not Applicable
  03/08/2026 03 AM PDT            4.33         +      Not Applicable
  03/08/2026 04 AM PDT            5.08         +      Not Applicable
  03/08/2026 05 AM PDT            5.63         +      Not Applicable
  03/08/2026 06 AM PDT            5.82         +      Not Applicable
  03/08/2026 07 AM PDT            5.68         -      Not Applicable
  03/08/2026 08 AM PDT            5.25         -      Not Applicable
  03/08/2026 09 AM PDT            4.62         -      Not Applicable
  03/08/2026 10 AM PDT            3.88         -      Not Applicable
  03/08/2026 11 AM PDT            3.13         -      Not Applicable
  03/08/2026 12 PM PDT            2.51         -      Not Applicable
  03/08/2026 01 PM PDT            2.10         -      Not Applicable
  03/08/2026 02 PM PDT            1.98         -      Not Applicable
  03/08/2026 03 PM PDT            2.18         +      Not Applicable
  03/08/2026 04 PM PDT            2.67         +      Not Applicable
  03/08/2026 05 PM PDT            3.28         +      Not Applicable
  03/08/2026 06 PM PDT            3.88         +      Not Applicable
  03/08/2026 07 PM PDT            4.32         +      Not Applicable
  03/08/2026 08 PM PDT            4.47         +      Not Applicable
  03/08/2026 09 PM PDT            4.32         -      Not Applicable
  03/08/2026 10 PM PDT            3.94         -      Not Applicable
  03/08/2026 11 PM PDT            3.50         -      Not Applicable
  03/09/2026 12 AM PDT            3.15         -      Not Applicable
  03/09/2026 01 AM PDT            3.06         -      Not Applicable
  03/09/2026 02 AM PDT            3.29         +      Not Applicable
  03/09/2026 03 AM PDT            3.80         +      Not Applicable
  03/09/2026 04 AM PDT            4.50         +      Not Applicable
  03/09/2026 05 AM PDT            5.16         +      Not Applicable
  03/09/2026 06 AM PDT            5.64         +      Not Applicable
  03/09/2026 07 AM PDT            5.80         +      Not Applicable
  03/09/2026 08 AM PDT            5.66         -      Not Applicable
  03/09/2026 09 AM PDT            5.23         -      Not Applicable
  03/09/2026 10 AM PDT            4.62         -      Not Applicable
  03/09/2026 11 AM PDT            3.88         -      Not Applicable
  03/09/2026 12 PM PDT            3.15         -      Not Applicable
  03/09/2026 01 PM PDT            2.54         -      Not Applicable
  03/09/2026 02 PM PDT            2.13         -      Not Applicable
  03/09/2026 03 PM PDT            2.01         -      Not Applicable
  03/09/2026 04 PM PDT            2.20         +      Not Applicable
  03/09/2026 05 PM PDT            2.65         +      Not Applicable
  03/09/2026 06 PM PDT            3.23         +      Not Applicable
  03/09/2026 07 PM PDT            3.81         +      Not Applicable
  03/09/2026 08 PM PDT            4.22         +      Not Applicable
  03/09/2026 09 PM PDT            4.35         +      Not Applicable
  03/09/2026 10 PM PDT            4.18         -      Not Applicable
  03/09/2026 11 PM PDT            3.83         -      Not Applicable
  03/10/2026 12 AM PDT            3.52         -      Not Applicable
  03/10/2026 01 AM PDT            3.41         -      Not Applicable
  03/10/2026 02 AM PDT            3.59         +      Not Applicable
  03/10/2026 03 AM PDT            4.03         +      Not Applicable
  03/10/2026 04 AM PDT            4.62         +      Not Applicable
  03/10/2026 05 AM PDT            5.18         +      Not Applicable
  03/10/2026 06 AM PDT            5.58         +      Not Applicable
  03/10/2026 07 AM PDT            5.74         +      Not Applicable
  03/10/2026 08 AM PDT            5.63         -      Not Applicable
  03/10/2026 09 AM PDT            5.29         -      Not Applicable
  03/10/2026 10 AM PDT            4.77         -      Not Applicable
  03/10/2026 11 AM PDT            4.16         -      Not Applicable
  03/10/2026 12 PM PDT            3.50         -      Not Applicable
  03/10/2026 01 PM PDT            2.87         -      Not Applicable
  03/10/2026 02 PM PDT            2.37         -      Not Applicable
  03/10/2026 03 PM PDT            2.04         -      Not Applicable
  03/10/2026 04 PM PDT            1.95         -      Not Applicable
  03/10/2026 05 PM PDT            2.09         +      Not Applicable
  03/10/2026 06 PM PDT            2.46         +      Not Applicable
  03/10/2026 07 PM PDT            2.96         +      Not Applicable
  03/10/2026 08 PM PDT            3.51         +      Not Applicable
  03/10/2026 09 PM PDT            3.99         +      Not Applicable
  03/10/2026 10 PM PDT            4.33         +      Not Applicable
  03/10/2026 11 PM PDT            4.39         +      Not Applicable
  03/11/2026 12 AM PDT            4.16         -      Not Applicable
  03/11/2026 01 AM PDT            3.84         -      Not Applicable
  03/11/2026 02 AM PDT            3.71         -      Not Applicable
  03/11/2026 03 AM PDT            3.83         +      Not Applicable
  03/11/2026 04 AM PDT            4.19         +      Not Applicable
  03/11/2026 05 AM PDT            4.67         +      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.