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

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AMERICAN RIVER - SACRAMENTO AT H STREET (SAMC1)
Latitude: 38.57º NLongitude: 121.42º WElevation: 45 Feet
Location: Sacramento County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: Dec 26 2025 at 2:03 PM PSTNext Issuance: Dec 27 2025 at 9:00 AM PST
Action/Monitor: 39.0 FeetMinor Flood: 42.0 FeetModerate Flood: 45.7 FeetMajor Flood: 46.7 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: American River - Sacramento at H Street (SAMC1)
#
# File Generation Time:  12/26/2025 at 02:03 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/26/2025 at 01:00 PM PST
# Maximum Observed Stage:                       23.29 Feet
#
# Earliest Date & Time of Maximum Forecast:     12/27/2025 at 01:00 AM PST
# Maximum Forecast Stage:                       24.08 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  12/21/2025 02 PM PST           19.07                        Normal
  12/21/2025 03 PM PST           19.33         +              Normal
  12/21/2025 04 PM PST           19.81         +              Normal
  12/21/2025 05 PM PST           20.19         +              Normal
  12/21/2025 06 PM PST           20.39         +              Normal
  12/21/2025 07 PM PST           20.50         +              Normal
  12/21/2025 08 PM PST           20.55         +              Normal
  12/21/2025 09 PM PST           20.59         +              Normal
  12/21/2025 10 PM PST           20.65         +              Normal
  12/21/2025 11 PM PST           20.73         +              Normal
  12/22/2025 12 AM PST           20.79         +              Normal
  12/22/2025 01 AM PST           20.83         +              Normal
  12/22/2025 02 AM PST           20.84         +              Normal
  12/22/2025 03 AM PST           20.85         +              Normal
  12/22/2025 04 AM PST           20.85         0              Normal
  12/22/2025 05 AM PST           20.85         0              Normal
  12/22/2025 06 AM PST           20.87         +              Normal
  12/22/2025 07 AM PST           20.86         -              Normal
  12/22/2025 08 AM PST           20.87         +              Normal
  12/22/2025 09 AM PST           20.87         0              Normal
  12/22/2025 10 AM PST           20.88         +              Normal
  12/22/2025 11 AM PST           20.92         +              Normal
  12/22/2025 12 PM PST           20.96         +              Normal
  12/22/2025 01 PM PST           20.97         +              Normal
  12/22/2025 02 PM PST           20.98         +              Normal
  12/22/2025 03 PM PST           20.96         -              Normal
  12/22/2025 04 PM PST           20.94         -              Normal
  12/22/2025 05 PM PST           20.93         -              Normal
  12/22/2025 06 PM PST           20.93         0              Normal
  12/22/2025 07 PM PST           20.95         +              Normal
  12/22/2025 08 PM PST           20.96         +              Normal
  12/22/2025 09 PM PST           20.97         +              Normal
  12/22/2025 10 PM PST           20.99         +              Normal
  12/22/2025 11 PM PST           21.02         +              Normal
  12/23/2025 12 AM PST           21.05         +              Normal
  12/23/2025 01 AM PST           21.07         +              Normal
  12/23/2025 02 AM PST           21.10         +              Normal
  12/23/2025 03 AM PST           21.14         +              Normal
  12/23/2025 04 AM PST           21.17         +              Normal
  12/23/2025 05 AM PST           21.21         +              Normal
  12/23/2025 06 AM PST           21.23         +              Normal
  12/23/2025 07 AM PST           21.25         +              Normal
  12/23/2025 08 AM PST           21.29         +              Normal
  12/23/2025 09 AM PST           21.32         +              Normal
  12/23/2025 10 AM PST           21.35         +              Normal
  12/23/2025 11 AM PST           21.37         +              Normal
  12/23/2025 12 PM PST           21.42         +              Normal
  12/23/2025 01 PM PST           21.43         +              Normal
  12/23/2025 02 PM PST           21.47         +              Normal
  12/23/2025 03 PM PST           21.49         +              Normal
  12/23/2025 04 PM PST           21.52         +              Normal
  12/23/2025 05 PM PST           21.52         0              Normal
  12/23/2025 06 PM PST           21.55         +              Normal
  12/23/2025 07 PM PST           21.57         +              Normal
  12/23/2025 08 PM PST           21.60         +              Normal
  12/23/2025 09 PM PST           21.63         +              Normal
  12/23/2025 10 PM PST           21.63         0              Normal
  12/23/2025 11 PM PST           21.63         0              Normal
  12/24/2025 12 AM PST           21.65         +              Normal
  12/24/2025 01 AM PST           21.66         +              Normal
  12/24/2025 02 AM PST           21.67         +              Normal
  12/24/2025 03 AM PST           21.67         0              Normal
  12/24/2025 04 AM PST           21.66         -              Normal
  12/24/2025 05 AM PST           21.67         +              Normal
  12/24/2025 06 AM PST           21.82         +              Normal
  12/24/2025 07 AM PST           21.90         +              Normal
  12/24/2025 08 AM PST           21.92         +              Normal
  12/24/2025 09 AM PST           21.95         +              Normal
  12/24/2025 10 AM PST           21.93         -              Normal
  12/24/2025 11 AM PST           21.90         -              Normal
  12/24/2025 12 PM PST           21.88         -              Normal
  12/24/2025 01 PM PST           21.86         -              Normal
  12/24/2025 02 PM PST           21.85         -              Normal
  12/24/2025 03 PM PST           21.84         -              Normal
  12/24/2025 04 PM PST           21.84         0              Normal
  12/24/2025 05 PM PST           21.87         +              Normal
  12/24/2025 06 PM PST           21.86         -              Normal
  12/24/2025 07 PM PST           21.89         +              Normal
  12/24/2025 08 PM PST           21.90         +              Normal
  12/24/2025 09 PM PST           21.86         -              Normal
  12/24/2025 10 PM PST           21.77         -              Normal
  12/24/2025 11 PM PST           21.64         -              Normal
  12/25/2025 12 AM PST           21.57         -              Normal
  12/25/2025 01 AM PST           21.54         -              Normal
  12/25/2025 02 AM PST           21.51         -              Normal
  12/25/2025 03 AM PST           21.50         -              Normal
  12/25/2025 04 AM PST           21.51         +              Normal
  12/25/2025 05 AM PST           21.60         +              Normal
  12/25/2025 06 AM PST           21.75         +              Normal
  12/25/2025 07 AM PST           21.82         +              Normal
  12/25/2025 08 AM PST           21.86         +              Normal
  12/25/2025 09 AM PST           21.91         +              Normal
  12/25/2025 10 AM PST           21.96         +              Normal
  12/25/2025 11 AM PST           22.00         +              Normal
  12/25/2025 12 PM PST           22.05         +              Normal
  12/25/2025 01 PM PST           22.12         +              Normal
  12/25/2025 02 PM PST           22.19         +              Normal
  12/25/2025 03 PM PST           22.21         +              Normal
  12/25/2025 04 PM PST           22.32         +              Normal
  12/25/2025 05 PM PST           22.49         +              Normal
  12/25/2025 06 PM PST           22.61         +              Normal
  12/25/2025 07 PM PST           22.75         +              Normal
  12/25/2025 08 PM PST           22.80         +              Normal
  12/25/2025 09 PM PST           22.82         +              Normal
  12/25/2025 10 PM PST           22.78         -              Normal
  12/25/2025 11 PM PST           22.72         -              Normal
  12/26/2025 12 AM PST           22.66         -              Normal
  12/26/2025 01 AM PST           22.65         -              Normal
  12/26/2025 02 AM PST           22.65         0              Normal
  12/26/2025 03 AM PST           22.67         +              Normal
  12/26/2025 04 AM PST           22.69         +              Normal
  12/26/2025 05 AM PST           22.73         +              Normal
  12/26/2025 06 AM PST           22.79         +              Normal
  12/26/2025 07 AM PST           22.84         +              Normal
  12/26/2025 08 AM PST           22.90         +              Normal
  12/26/2025 09 AM PST           22.96         +              Normal
  12/26/2025 10 AM PST           23.04         +              Normal
  12/26/2025 11 AM PST           23.12         +              Normal
  12/26/2025 12 PM PST           23.20         +              Normal
  12/26/2025 01 PM PST           23.29         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  12/26/2025 02 PM PST           23.36                        Normal
  12/26/2025 03 PM PST           23.43         +              Normal
  12/26/2025 04 PM PST           23.53         +              Normal
  12/26/2025 05 PM PST           23.66         +              Normal
  12/26/2025 06 PM PST           23.78         +              Normal
  12/26/2025 07 PM PST           23.88         +              Normal
  12/26/2025 08 PM PST           23.97         +              Normal
  12/26/2025 09 PM PST           24.03         +              Normal
  12/26/2025 10 PM PST           24.05         +              Normal
  12/26/2025 11 PM PST           24.07         +              Normal
  12/27/2025 12 AM PST           24.07         0              Normal
  12/27/2025 01 AM PST           24.08         +              Normal
  12/27/2025 02 AM PST           24.08         0              Normal
  12/27/2025 03 AM PST           24.07         -              Normal
  12/27/2025 04 AM PST           24.07         0              Normal
  12/27/2025 05 AM PST           24.04         -              Normal
  12/27/2025 06 AM PST           24.02         -              Normal
  12/27/2025 07 AM PST           24.00         -              Normal
  12/27/2025 08 AM PST           23.98         -              Normal
  12/27/2025 09 AM PST           23.96         -              Normal
  12/27/2025 10 AM PST           23.94         -              Normal
  12/27/2025 11 AM PST           23.92         -              Normal
  12/27/2025 12 PM PST           23.90         -              Normal
  12/27/2025 01 PM PST           23.88         -              Normal
  12/27/2025 02 PM PST           23.86         -              Normal
  12/27/2025 03 PM PST           23.84         -              Normal
  12/27/2025 04 PM PST           23.83         -              Normal
  12/27/2025 05 PM PST           23.81         -              Normal
  12/27/2025 06 PM PST           23.79         -              Normal
  12/27/2025 07 PM PST           23.77         -              Normal
  12/27/2025 08 PM PST           23.74         -              Normal
  12/27/2025 09 PM PST           23.69         -              Normal
  12/27/2025 10 PM PST           23.63         -              Normal
  12/27/2025 11 PM PST           23.57         -              Normal
  12/28/2025 12 AM PST           23.51         -              Normal
  12/28/2025 01 AM PST           23.46         -              Normal
  12/28/2025 02 AM PST           23.42         -              Normal
  12/28/2025 03 AM PST           23.38         -              Normal
  12/28/2025 04 AM PST           23.35         -              Normal
  12/28/2025 05 AM PST           23.33         -              Normal
  12/28/2025 06 AM PST           23.30         -              Normal
  12/28/2025 07 AM PST           23.28         -              Normal
  12/28/2025 08 AM PST           23.26         -              Normal
  12/28/2025 09 AM PST           23.23         -              Normal
  12/28/2025 10 AM PST           23.21         -              Normal
  12/28/2025 11 AM PST           23.19         -              Normal
  12/28/2025 12 PM PST           23.17         -              Normal
  12/28/2025 01 PM PST           23.15         -              Normal
  12/28/2025 02 PM PST           23.13         -              Normal
  12/28/2025 03 PM PST           23.11         -              Normal
  12/28/2025 04 PM PST           23.09         -              Normal
  12/28/2025 05 PM PST           23.07         -              Normal
  12/28/2025 06 PM PST           23.05         -              Normal
  12/28/2025 07 PM PST           23.05         0              Normal
  12/28/2025 08 PM PST           23.04         -              Normal
  12/28/2025 09 PM PST           23.01         -              Normal
  12/28/2025 10 PM PST           22.97         -              Normal
  12/28/2025 11 PM PST           22.93         -              Normal
  12/29/2025 12 AM PST           22.89         -              Normal
  12/29/2025 01 AM PST           22.85         -              Normal
  12/29/2025 02 AM PST           22.82         -              Normal
  12/29/2025 03 AM PST           22.80         -              Normal
  12/29/2025 04 AM PST           22.77         -              Normal
  12/29/2025 05 AM PST           22.75         -              Normal
  12/29/2025 06 AM PST           22.73         -              Normal
  12/29/2025 07 AM PST           22.72         -              Normal
  12/29/2025 08 AM PST           22.70         -              Normal
  12/29/2025 09 AM PST           22.68         -              Normal
  12/29/2025 10 AM PST           22.67         -              Normal
  12/29/2025 11 AM PST           22.65         -              Normal
  12/29/2025 12 PM PST           22.63         -              Normal
  12/29/2025 01 PM PST           22.62         -              Normal
  12/29/2025 02 PM PST           22.60         -              Normal
  12/29/2025 03 PM PST           22.58         -              Normal
  12/29/2025 04 PM PST           22.57         -              Normal
  12/29/2025 05 PM PST           22.55         -              Normal
  12/29/2025 06 PM PST           22.53         -              Normal
  12/29/2025 07 PM PST           22.52         -              Normal
  12/29/2025 08 PM PST           22.49         -              Normal
  12/29/2025 09 PM PST           22.44         -              Normal
  12/29/2025 10 PM PST           22.39         -              Normal
  12/29/2025 11 PM PST           22.33         -              Normal
  12/30/2025 12 AM PST           22.27         -              Normal
  12/30/2025 01 AM PST           22.21         -              Normal
  12/30/2025 02 AM PST           22.16         -              Normal
  12/30/2025 03 AM PST           22.11         -              Normal
  12/30/2025 04 AM PST           22.08         -              Normal
  12/30/2025 05 AM PST           22.04         -              Normal
  12/30/2025 06 AM PST           22.00         -              Normal
  12/30/2025 07 AM PST           21.95         -              Normal
  12/30/2025 08 AM PST           21.92         -              Normal
  12/30/2025 09 AM PST           21.89         -              Normal
  12/30/2025 10 AM PST           21.86         -              Normal
  12/30/2025 11 AM PST           21.83         -              Normal
  12/30/2025 12 PM PST           21.78         -              Normal
  12/30/2025 01 PM PST           21.74         -              Normal
  12/30/2025 02 PM PST           21.69         -              Normal
  12/30/2025 03 PM PST           21.64         -              Normal
  12/30/2025 04 PM PST           21.59         -              Normal
  12/30/2025 05 PM PST           21.54         -              Normal
  12/30/2025 06 PM PST           21.48         -              Normal
  12/30/2025 07 PM PST           21.43         -              Normal
  12/30/2025 08 PM PST           21.38         -              Normal
  12/30/2025 09 PM PST           21.32         -              Normal
  12/30/2025 10 PM PST           21.21         -              Normal
  12/30/2025 11 PM PST           21.11         -              Normal
  12/31/2025 12 AM PST           21.01         -              Normal
  12/31/2025 01 AM PST           20.91         -              Normal
  12/31/2025 02 AM PST           20.82         -              Normal
  12/31/2025 03 AM PST           20.72         -              Normal
  12/31/2025 04 AM PST           20.63         -              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.