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 DELTA - ANTIOCH (ATIC1)
Latitude: 38.02º NLongitude: 121.80º WElevation: 10 Feet
Location: Contra Costa County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: Dec 26 2025 at 8:28 AM PSTNext Issuance: Dec 26 2025 at 3:00 PM 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 - Antioch (ATIC1)
#
# File Generation Time:  12/26/2025 at 08:31 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/24/2025 at 05:00 PM PST
# Maximum Observed Stage:                       6.84 Feet
#
# Earliest Date & Time of Maximum Forecast:     12/30/2025 at 10:00 AM PST
# Maximum Forecast Stage:                       6.83 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  12/21/2025 08 AM PST            4.58                Not Applicable
  12/21/2025 09 AM PST            4.49         -      Not Applicable
  12/21/2025 10 AM PST            4.75         +      Not Applicable
  12/21/2025 11 AM PST            5.33         +      Not Applicable
  12/21/2025 12 PM PST            5.92         +      Not Applicable
  12/21/2025 01 PM PST            6.37         +      Not Applicable
  12/21/2025 02 PM PST            6.67         +      Not Applicable
  12/21/2025 03 PM PST            6.78         +      Not Applicable
  12/21/2025 04 PM PST            6.52         -      Not Applicable
  12/21/2025 05 PM PST            5.78         -      Not Applicable
  12/21/2025 06 PM PST            5.03         -      Not Applicable
  12/21/2025 07 PM PST            4.37         -      Not Applicable
  12/21/2025 08 PM PST            3.82         -      Not Applicable
  12/21/2025 09 PM PST            3.24         -      Not Applicable
  12/21/2025 10 PM PST            2.76         -      Not Applicable
  12/21/2025 11 PM PST            2.38         -      Not Applicable
  12/22/2025 12 AM PST            2.45         +      Not Applicable
  12/22/2025 01 AM PST            3.30         +      Not Applicable
  12/22/2025 02 AM PST            4.34         +      Not Applicable
  12/22/2025 03 AM PST            4.91         +      Not Applicable
  12/22/2025 04 AM PST            5.25         +      Not Applicable
  12/22/2025 05 AM PST            5.49         +      Not Applicable
  12/22/2025 06 AM PST            5.54         +      Not Applicable
  12/22/2025 07 AM PST            5.33         -      Not Applicable
  12/22/2025 08 AM PST            4.92         -      Not Applicable
  12/22/2025 09 AM PST            4.58         -      Not Applicable
  12/22/2025 10 AM PST            4.52         -      Not Applicable
  12/22/2025 11 AM PST            4.84         +      Not Applicable
  12/22/2025 12 PM PST            5.41         +      Not Applicable
  12/22/2025 01 PM PST            5.97         +      Not Applicable
  12/22/2025 02 PM PST            6.38         +      Not Applicable
  12/22/2025 03 PM PST            6.64         +      Not Applicable
  12/22/2025 04 PM PST            6.60         -      Not Applicable
  12/22/2025 05 PM PST            6.11         -      Not Applicable
  12/22/2025 06 PM PST            5.28         -      Not Applicable
  12/22/2025 07 PM PST            4.59         -      Not Applicable
  12/22/2025 08 PM PST            3.98         -      Not Applicable
  12/22/2025 09 PM PST            3.42         -      Not Applicable
  12/22/2025 10 PM PST            2.85         -      Not Applicable
  12/22/2025 11 PM PST            2.42         -      Not Applicable
  12/23/2025 12 AM PST            2.21         -      Not Applicable
  12/23/2025 01 AM PST            2.62         +      Not Applicable
  12/23/2025 02 AM PST            3.75         +      Not Applicable
  12/23/2025 03 AM PST            4.58         +      Not Applicable
  12/23/2025 04 AM PST            5.03         +      Not Applicable
  12/23/2025 05 AM PST            5.35         +      Not Applicable
  12/23/2025 06 AM PST            5.55         +      Not Applicable
  12/23/2025 07 AM PST            5.55         0      Not Applicable
  12/23/2025 08 AM PST            5.26         -      Not Applicable
  12/23/2025 09 AM PST            4.56         -      Not Applicable
  12/23/2025 10 AM PST            4.63         +      Not Applicable
  12/23/2025 11 AM PST            5.02         +      Not Applicable
  12/23/2025 12 PM PST            5.65         +      Not Applicable
  12/23/2025 01 PM PST            6.14         +      Not Applicable
  12/23/2025 02 PM PST            6.54         +      Not Applicable
  12/23/2025 03 PM PST            6.73         +      Not Applicable
  12/23/2025 04 PM PST            6.60         -      Not Applicable
  12/23/2025 05 PM PST            6.05         -      Not Applicable
  12/23/2025 06 PM PST            6.05         0      Not Applicable
  12/23/2025 07 PM PST            5.30         -      Not Applicable
  12/23/2025 08 PM PST            4.61         -      Not Applicable
  12/23/2025 09 PM PST            4.04         -      Not Applicable
  12/23/2025 10 PM PST            3.49         -      Not Applicable
  12/23/2025 11 PM PST            3.00         -      Not Applicable
  12/24/2025 12 AM PST            2.71         -      Not Applicable
  12/24/2025 01 AM PST            2.92         +      Not Applicable
  12/24/2025 02 AM PST            3.93         +      Not Applicable
  12/24/2025 03 AM PST            4.94         +      Not Applicable
  12/24/2025 04 AM PST            5.56         +      Not Applicable
  12/24/2025 05 AM PST            6.01         +      Not Applicable
  12/24/2025 06 AM PST            6.35         +      Not Applicable
  12/24/2025 07 AM PST            6.57         +      Not Applicable
  12/24/2025 08 AM PST            6.53         -      Not Applicable
  12/24/2025 09 AM PST            6.09         -      Not Applicable
  12/24/2025 10 AM PST            5.58         -      Not Applicable
  12/24/2025 11 AM PST            5.23         -      Not Applicable
  12/24/2025 12 PM PST            5.20         -      Not Applicable
  12/24/2025 01 PM PST            5.51         +      Not Applicable
  12/24/2025 02 PM PST            6.05         +      Not Applicable
  12/24/2025 03 PM PST            6.51         +      Not Applicable
  12/24/2025 04 PM PST            6.75         +      Not Applicable
  12/24/2025 05 PM PST            6.84         +      Not Applicable
  12/24/2025 06 PM PST            6.59         -      Not Applicable
  12/24/2025 07 PM PST            5.94         -      Not Applicable
  12/24/2025 08 PM PST            5.27         -      Not Applicable
  12/24/2025 09 PM PST            4.58         -      Not Applicable
  12/24/2025 10 PM PST            4.08         -      Not Applicable
  12/24/2025 11 PM PST            3.61         -      Not Applicable
  12/25/2025 12 AM PST            3.25         -      Not Applicable
  12/25/2025 01 AM PST            3.11         -      Not Applicable
  12/25/2025 02 AM PST            3.71         +      Not Applicable
  12/25/2025 03 AM PST            4.57         +      Not Applicable
  12/25/2025 04 AM PST            5.46         +      Not Applicable
  12/25/2025 05 AM PST            6.11         +      Not Applicable
  12/25/2025 06 AM PST            6.48         +      Not Applicable
  12/25/2025 07 AM PST            6.64         +      Not Applicable
  12/25/2025 08 AM PST            6.63         -      Not Applicable
  12/25/2025 09 AM PST            6.39         -      Not Applicable
  12/25/2025 10 AM PST            5.91         -      Not Applicable
  12/25/2025 11 AM PST            5.50         -      Not Applicable
  12/25/2025 12 PM PST            5.18         -      Not Applicable
  12/25/2025 01 PM PST            5.08         -      Not Applicable
  12/25/2025 02 PM PST            5.43         +      Not Applicable
  12/25/2025 03 PM PST            5.88         +      Not Applicable
  12/25/2025 04 PM PST            6.29         +      Not Applicable
  12/25/2025 05 PM PST            6.55         +      Not Applicable
  12/25/2025 06 PM PST            6.56         +      Not Applicable
  12/25/2025 07 PM PST            6.29         -      Not Applicable
  12/25/2025 08 PM PST            5.86         -      Not Applicable
  12/25/2025 09 PM PST            5.35         -      Not Applicable
  12/25/2025 10 PM PST            4.71         -      Not Applicable
  12/25/2025 11 PM PST            4.08         -      Not Applicable
  12/26/2025 12 AM PST            3.69         -      Not Applicable
  12/26/2025 01 AM PST            3.42         -      Not Applicable
  12/26/2025 02 AM PST            3.43         +      Not Applicable
  12/26/2025 03 AM PST            4.06         +      Not Applicable
  12/26/2025 04 AM PST            4.98         +      Not Applicable
  12/26/2025 05 AM PST            5.67         +      Not Applicable
  12/26/2025 06 AM PST            6.14         +      Not Applicable
  12/26/2025 07 AM PST            6.40         +      Not Applicable
  12/26/2025 08 AM PST            6.35         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  12/26/2025 09 AM PST            6.02                Not Applicable
  12/26/2025 10 AM PST            5.45         -      Not Applicable
  12/26/2025 11 AM PST            4.76         -      Not Applicable
  12/26/2025 12 PM PST            4.05         -      Not Applicable
  12/26/2025 01 PM PST            3.71         -      Not Applicable
  12/26/2025 02 PM PST            3.61         -      Not Applicable
  12/26/2025 03 PM PST            3.79         +      Not Applicable
  12/26/2025 04 PM PST            4.24         +      Not Applicable
  12/26/2025 05 PM PST            4.75         +      Not Applicable
  12/26/2025 06 PM PST            5.16         +      Not Applicable
  12/26/2025 07 PM PST            5.29         +      Not Applicable
  12/26/2025 08 PM PST            5.07         -      Not Applicable
  12/26/2025 09 PM PST            4.57         -      Not Applicable
  12/26/2025 10 PM PST            3.87         -      Not Applicable
  12/26/2025 11 PM PST            3.20         -      Not Applicable
  12/27/2025 12 AM PST            2.75         -      Not Applicable
  12/27/2025 01 AM PST            2.59         -      Not Applicable
  12/27/2025 02 AM PST            2.77         +      Not Applicable
  12/27/2025 03 AM PST            3.21         +      Not Applicable
  12/27/2025 04 AM PST            3.88         +      Not Applicable
  12/27/2025 05 AM PST            4.63         +      Not Applicable
  12/27/2025 06 AM PST            5.28         +      Not Applicable
  12/27/2025 07 AM PST            5.71         +      Not Applicable
  12/27/2025 08 AM PST            5.87         +      Not Applicable
  12/27/2025 09 AM PST            5.77         -      Not Applicable
  12/27/2025 10 AM PST            5.45         -      Not Applicable
  12/27/2025 11 AM PST            4.95         -      Not Applicable
  12/27/2025 12 PM PST            4.41         -      Not Applicable
  12/27/2025 01 PM PST            3.92         -      Not Applicable
  12/27/2025 02 PM PST            3.62         -      Not Applicable
  12/27/2025 03 PM PST            3.52         -      Not Applicable
  12/27/2025 04 PM PST            3.72         +      Not Applicable
  12/27/2025 05 PM PST            4.11         +      Not Applicable
  12/27/2025 06 PM PST            4.63         +      Not Applicable
  12/27/2025 07 PM PST            5.01         +      Not Applicable
  12/27/2025 08 PM PST            5.14         +      Not Applicable
  12/27/2025 09 PM PST            5.00         -      Not Applicable
  12/27/2025 10 PM PST            4.62         -      Not Applicable
  12/27/2025 11 PM PST            4.06         -      Not Applicable
  12/28/2025 12 AM PST            3.56         -      Not Applicable
  12/28/2025 01 AM PST            3.16         -      Not Applicable
  12/28/2025 02 AM PST            3.06         -      Not Applicable
  12/28/2025 03 AM PST            3.23         +      Not Applicable
  12/28/2025 04 AM PST            3.73         +      Not Applicable
  12/28/2025 05 AM PST            4.35         +      Not Applicable
  12/28/2025 06 AM PST            5.07         +      Not Applicable
  12/28/2025 07 AM PST            5.71         +      Not Applicable
  12/28/2025 08 AM PST            6.12         +      Not Applicable
  12/28/2025 09 AM PST            6.27         +      Not Applicable
  12/28/2025 10 AM PST            6.12         -      Not Applicable
  12/28/2025 11 AM PST            5.72         -      Not Applicable
  12/28/2025 12 PM PST            5.12         -      Not Applicable
  12/28/2025 01 PM PST            4.46         -      Not Applicable
  12/28/2025 02 PM PST            3.88         -      Not Applicable
  12/28/2025 03 PM PST            3.46         -      Not Applicable
  12/28/2025 04 PM PST            3.31         -      Not Applicable
  12/28/2025 05 PM PST            3.44         +      Not Applicable
  12/28/2025 06 PM PST            3.81         +      Not Applicable
  12/28/2025 07 PM PST            4.22         +      Not Applicable
  12/28/2025 08 PM PST            4.69         +      Not Applicable
  12/28/2025 09 PM PST            5.00         +      Not Applicable
  12/28/2025 10 PM PST            5.09         +      Not Applicable
  12/28/2025 11 PM PST            4.91         -      Not Applicable
  12/29/2025 12 AM PST            4.50         -      Not Applicable
  12/29/2025 01 AM PST            4.01         -      Not Applicable
  12/29/2025 02 AM PST            3.64         -      Not Applicable
  12/29/2025 03 AM PST            3.50         -      Not Applicable
  12/29/2025 04 AM PST            3.69         +      Not Applicable
  12/29/2025 05 AM PST            4.11         +      Not Applicable
  12/29/2025 06 AM PST            4.76         +      Not Applicable
  12/29/2025 07 AM PST            5.45         +      Not Applicable
  12/29/2025 08 AM PST            6.04         +      Not Applicable
  12/29/2025 09 AM PST            6.46         +      Not Applicable
  12/29/2025 10 AM PST            6.60         +      Not Applicable
  12/29/2025 11 AM PST            6.39         -      Not Applicable
  12/29/2025 12 PM PST            5.89         -      Not Applicable
  12/29/2025 01 PM PST            5.17         -      Not Applicable
  12/29/2025 02 PM PST            4.37         -      Not Applicable
  12/29/2025 03 PM PST            3.68         -      Not Applicable
  12/29/2025 04 PM PST            3.17         -      Not Applicable
  12/29/2025 05 PM PST            3.02         -      Not Applicable
  12/29/2025 06 PM PST            3.14         +      Not Applicable
  12/29/2025 07 PM PST            3.55         +      Not Applicable
  12/29/2025 08 PM PST            4.07         +      Not Applicable
  12/29/2025 09 PM PST            4.62         +      Not Applicable
  12/29/2025 10 PM PST            4.98         +      Not Applicable
  12/29/2025 11 PM PST            5.10         +      Not Applicable
  12/30/2025 12 AM PST            4.97         -      Not Applicable
  12/30/2025 01 AM PST            4.64         -      Not Applicable
  12/30/2025 02 AM PST            4.22         -      Not Applicable
  12/30/2025 03 AM PST            3.91         -      Not Applicable
  12/30/2025 04 AM PST            3.84         -      Not Applicable
  12/30/2025 05 AM PST            4.06         +      Not Applicable
  12/30/2025 06 AM PST            4.65         +      Not Applicable
  12/30/2025 07 AM PST            5.40         +      Not Applicable
  12/30/2025 08 AM PST            6.09         +      Not Applicable
  12/30/2025 09 AM PST            6.63         +      Not Applicable
  12/30/2025 10 AM PST            6.83         +      Not Applicable
  12/30/2025 11 AM PST            6.66         -      Not Applicable
  12/30/2025 12 PM PST            6.17         -      Not Applicable
  12/30/2025 01 PM PST            5.51         -      Not Applicable
  12/30/2025 02 PM PST            4.70         -      Not Applicable
  12/30/2025 03 PM PST            3.88         -      Not Applicable
  12/30/2025 04 PM PST            3.18         -      Not Applicable
  12/30/2025 05 PM PST            2.76         -      Not Applicable
  12/30/2025 06 PM PST            2.61         -      Not Applicable
  12/30/2025 07 PM PST            2.81         +      Not Applicable
  12/30/2025 08 PM PST            3.26         +      Not Applicable
  12/30/2025 09 PM PST            3.91         +      Not Applicable
  12/30/2025 10 PM PST            4.56         +      Not Applicable
  12/30/2025 11 PM PST            5.00         +      Not Applicable
  12/31/2025 12 AM PST            5.18         +      Not Applicable
  12/31/2025 01 AM PST            5.07         -      Not Applicable
  12/31/2025 02 AM PST            4.78         -      Not Applicable
  12/31/2025 03 AM PST            4.43         -      Not Applicable
  12/31/2025 04 AM PST            4.12         -      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.