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: Jul 16 2025 at 7:22 AM PDTNext Issuance: Jul 17 2025 at 9:00 AM PDT
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:  07/16/2025 at 07:23 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/12/2025 at 04:00 PM PDT
# Maximum Observed Stage:                       18.35 Feet
#
# Earliest Date & Time of Maximum Forecast:     07/16/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       18.18 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  07/11/2025 07 AM PDT           18.25                        Normal
  07/11/2025 08 AM PDT           18.25         0              Normal
  07/11/2025 09 AM PDT           18.25         0              Normal
  07/11/2025 10 AM PDT           18.25         0              Normal
  07/11/2025 11 AM PDT           18.25         0              Normal
  07/11/2025 12 PM PDT           18.25         0              Normal
  07/11/2025 01 PM PDT           18.25         0              Normal
  07/11/2025 02 PM PDT           18.24         -              Normal
  07/11/2025 03 PM PDT           18.23         -              Normal
  07/11/2025 04 PM PDT           18.22         -              Normal
  07/11/2025 05 PM PDT           18.21         -              Normal
  07/11/2025 06 PM PDT           18.21         0              Normal
  07/11/2025 07 PM PDT           18.21         0              Normal
  07/11/2025 08 PM PDT           18.21         0              Normal
  07/11/2025 09 PM PDT           18.22         +              Normal
  07/11/2025 10 PM PDT           18.22         0              Normal
  07/11/2025 11 PM PDT           18.23         +              Normal
  07/12/2025 12 AM PDT           18.24         +              Normal
  07/12/2025 01 AM PDT           18.23         -              Normal
  07/12/2025 02 AM PDT           18.23         0              Normal
  07/12/2025 03 AM PDT           18.22         -              Normal
  07/12/2025 04 AM PDT           18.22         0              Normal
  07/12/2025 05 AM PDT           18.22         0              Normal
  07/12/2025 06 AM PDT           18.21         -              Normal
  07/12/2025 07 AM PDT           18.22         +              Normal
  07/12/2025 08 AM PDT           18.24         +              Normal
  07/12/2025 09 AM PDT           18.23         -              Normal
  07/12/2025 10 AM PDT           18.21         -              Normal
  07/12/2025 11 AM PDT           18.21         0              Normal
  07/12/2025 12 PM PDT           18.23         +              Normal
  07/12/2025 01 PM PDT           18.27         +              Normal
  07/12/2025 02 PM PDT           18.31         +              Normal
  07/12/2025 03 PM PDT           18.33         +              Normal
  07/12/2025 04 PM PDT           18.35         +              Normal
  07/12/2025 05 PM PDT           18.33         -              Normal
  07/12/2025 06 PM PDT           18.31         -              Normal
  07/12/2025 07 PM PDT           18.30         -              Normal
  07/12/2025 08 PM PDT           18.28         -              Normal
  07/12/2025 09 PM PDT           18.27         -              Normal
  07/12/2025 10 PM PDT           18.29         +              Normal
  07/12/2025 11 PM PDT           18.30         +              Normal
  07/13/2025 12 AM PDT           18.30         0              Normal
  07/13/2025 01 AM PDT           18.30         0              Normal
  07/13/2025 02 AM PDT           18.32         +              Normal
  07/13/2025 03 AM PDT           18.33         +              Normal
  07/13/2025 04 AM PDT           18.33         0              Normal
  07/13/2025 05 AM PDT           18.32         -              Normal
  07/13/2025 06 AM PDT           18.30         -              Normal
  07/13/2025 07 AM PDT           18.28         -              Normal
  07/13/2025 08 AM PDT           18.25         -              Normal
  07/13/2025 09 AM PDT           18.24         -              Normal
  07/13/2025 10 AM PDT           18.24         0              Normal
  07/13/2025 11 AM PDT           18.23         -              Normal
  07/13/2025 12 PM PDT           18.23         0              Normal
  07/13/2025 01 PM PDT           18.22         -              Normal
  07/13/2025 02 PM PDT           18.22         0              Normal
  07/13/2025 03 PM PDT           18.22         0              Normal
  07/13/2025 04 PM PDT           18.22         0              Normal
  07/13/2025 05 PM PDT           18.23         +              Normal
  07/13/2025 06 PM PDT           18.22         -              Normal
  07/13/2025 07 PM PDT           18.22         0              Normal
  07/13/2025 08 PM PDT           18.22         0              Normal
  07/13/2025 09 PM PDT           18.23         +              Normal
  07/13/2025 10 PM PDT           18.23         0              Normal
  07/13/2025 11 PM PDT           18.23         0              Normal
  07/14/2025 12 AM PDT           18.23         0              Normal
  07/14/2025 01 AM PDT           18.23         0              Normal
  07/14/2025 02 AM PDT           18.24         +              Normal
  07/14/2025 03 AM PDT           18.24         0              Normal
  07/14/2025 04 AM PDT           18.22         -              Normal
  07/14/2025 05 AM PDT           18.21         -              Normal
  07/14/2025 06 AM PDT           18.20         -              Normal
  07/14/2025 07 AM PDT           18.19         -              Normal
  07/14/2025 08 AM PDT           18.19         0              Normal
  07/14/2025 09 AM PDT           18.18         -              Normal
  07/14/2025 10 AM PDT           18.18         0              Normal
  07/14/2025 11 AM PDT           18.18         0              Normal
  07/14/2025 12 PM PDT           18.19         +              Normal
  07/14/2025 01 PM PDT           18.18         -              Normal
  07/14/2025 02 PM PDT           18.18         0              Normal
  07/14/2025 03 PM PDT           18.18         0              Normal
  07/14/2025 04 PM PDT           18.19         +              Normal
  07/14/2025 05 PM PDT           18.19         0              Normal
  07/14/2025 06 PM PDT           18.19         0              Normal
  07/14/2025 07 PM PDT           18.19         0              Normal
  07/14/2025 08 PM PDT           18.19         0              Normal
  07/14/2025 09 PM PDT           18.19         0              Normal
  07/14/2025 10 PM PDT           18.19         0              Normal
  07/14/2025 11 PM PDT           18.19         0              Normal
  07/15/2025 12 AM PDT           18.19         0              Normal
  07/15/2025 01 AM PDT           18.20         +              Normal
  07/15/2025 02 AM PDT           18.19         -              Normal
  07/15/2025 03 AM PDT           18.19         0              Normal
  07/15/2025 04 AM PDT           18.19         0              Normal
  07/15/2025 05 AM PDT           18.20         +              Normal
  07/15/2025 06 AM PDT           18.20         0              Normal
  07/15/2025 07 AM PDT           18.20         0              Normal
  07/15/2025 08 AM PDT           18.19         -              Normal
  07/15/2025 09 AM PDT           18.19         0              Normal
  07/15/2025 10 AM PDT           18.18         -              Normal
  07/15/2025 11 AM PDT           18.16         -              Normal
  07/15/2025 12 PM PDT           18.13         -              Normal
  07/15/2025 01 PM PDT           18.12         -              Normal
  07/15/2025 02 PM PDT           18.13         +              Normal
  07/15/2025 03 PM PDT           18.14         +              Normal
  07/15/2025 04 PM PDT           18.15         +              Normal
  07/15/2025 05 PM PDT           18.16         +              Normal
  07/15/2025 06 PM PDT           18.18         +              Normal
  07/15/2025 07 PM PDT           18.18         0              Normal
  07/15/2025 08 PM PDT           18.19         +              Normal
  07/15/2025 09 PM PDT           18.19         0              Normal
  07/15/2025 10 PM PDT           18.19         0              Normal
  07/15/2025 11 PM PDT           18.19         0              Normal
  07/16/2025 12 AM PDT           18.19         0              Normal
  07/16/2025 01 AM PDT           18.18         -              Normal
  07/16/2025 02 AM PDT           18.17         -              Normal
  07/16/2025 03 AM PDT           18.17         0              Normal
  07/16/2025 04 AM PDT           18.17         0              Normal
  07/16/2025 05 AM PDT           18.18         +              Normal
  07/16/2025 06 AM PDT           18.18         0              Normal
  07/16/2025 07 AM PDT           18.18         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  07/16/2025 08 AM PDT           18.18                        Normal
  07/16/2025 09 AM PDT           18.18         0              Normal
  07/16/2025 10 AM PDT           18.18         0              Normal
  07/16/2025 11 AM PDT           18.18         0              Normal
  07/16/2025 12 PM PDT           18.18         0              Normal
  07/16/2025 01 PM PDT           18.18         0              Normal
  07/16/2025 02 PM PDT           18.18         0              Normal
  07/16/2025 03 PM PDT           18.18         0              Normal
  07/16/2025 04 PM PDT           18.18         0              Normal
  07/16/2025 05 PM PDT           18.18         0              Normal
  07/16/2025 06 PM PDT           18.18         0              Normal
  07/16/2025 07 PM PDT           18.18         0              Normal
  07/16/2025 08 PM PDT           18.18         0              Normal
  07/16/2025 09 PM PDT           18.18         0              Normal
  07/16/2025 10 PM PDT           18.18         0              Normal
  07/16/2025 11 PM PDT           18.18         0              Normal
  07/17/2025 12 AM PDT           18.18         0              Normal
  07/17/2025 01 AM PDT           18.18         0              Normal
  07/17/2025 02 AM PDT           18.17         -              Normal
  07/17/2025 03 AM PDT           18.15         -              Normal
  07/17/2025 04 AM PDT           18.13         -              Normal
  07/17/2025 05 AM PDT           18.12         -              Normal
  07/17/2025 06 AM PDT           18.11         -              Normal
  07/17/2025 07 AM PDT           18.10         -              Normal
  07/17/2025 08 AM PDT           18.10         0              Normal
  07/17/2025 09 AM PDT           18.10         0              Normal
  07/17/2025 10 AM PDT           18.09         -              Normal
  07/17/2025 11 AM PDT           18.09         0              Normal
  07/17/2025 12 PM PDT           18.09         0              Normal
  07/17/2025 01 PM PDT           18.09         0              Normal
  07/17/2025 02 PM PDT           18.09         0              Normal
  07/17/2025 03 PM PDT           18.09         0              Normal
  07/17/2025 04 PM PDT           18.09         0              Normal
  07/17/2025 05 PM PDT           18.09         0              Normal
  07/17/2025 06 PM PDT           18.09         0              Normal
  07/17/2025 07 PM PDT           18.09         0              Normal
  07/17/2025 08 PM PDT           18.09         0              Normal
  07/17/2025 09 PM PDT           18.09         0              Normal
  07/17/2025 10 PM PDT           18.09         0              Normal
  07/17/2025 11 PM PDT           18.09         0              Normal
  07/18/2025 12 AM PDT           18.09         0              Normal
  07/18/2025 01 AM PDT           18.09         0              Normal
  07/18/2025 02 AM PDT           18.09         0              Normal
  07/18/2025 03 AM PDT           18.09         0              Normal
  07/18/2025 04 AM PDT           18.09         0              Normal
  07/18/2025 05 AM PDT           18.09         0              Normal
  07/18/2025 06 AM PDT           18.09         0              Normal
  07/18/2025 07 AM PDT           18.09         0              Normal
  07/18/2025 08 AM PDT           18.09         0              Normal
  07/18/2025 09 AM PDT           18.09         0              Normal
  07/18/2025 10 AM PDT           18.09         0              Normal
  07/18/2025 11 AM PDT           18.09         0              Normal
  07/18/2025 12 PM PDT           18.09         0              Normal
  07/18/2025 01 PM PDT           18.09         0              Normal
  07/18/2025 02 PM PDT           18.09         0              Normal
  07/18/2025 03 PM PDT           18.09         0              Normal
  07/18/2025 04 PM PDT           18.09         0              Normal
  07/18/2025 05 PM PDT           18.09         0              Normal
  07/18/2025 06 PM PDT           18.09         0              Normal
  07/18/2025 07 PM PDT           18.09         0              Normal
  07/18/2025 08 PM PDT           18.09         0              Normal
  07/18/2025 09 PM PDT           18.09         0              Normal
  07/18/2025 10 PM PDT           18.09         0              Normal
  07/18/2025 11 PM PDT           18.09         0              Normal
  07/19/2025 12 AM PDT           18.09         0              Normal
  07/19/2025 01 AM PDT           18.09         0              Normal
  07/19/2025 02 AM PDT           18.09         0              Normal
  07/19/2025 03 AM PDT           18.09         0              Normal
  07/19/2025 04 AM PDT           18.09         0              Normal
  07/19/2025 05 AM PDT           18.09         0              Normal
  07/19/2025 06 AM PDT           18.09         0              Normal
  07/19/2025 07 AM PDT           18.09         0              Normal
  07/19/2025 08 AM PDT           18.09         0              Normal
  07/19/2025 09 AM PDT           18.09         0              Normal
  07/19/2025 10 AM PDT           18.09         0              Normal
  07/19/2025 11 AM PDT           18.09         0              Normal
  07/19/2025 12 PM PDT           18.09         0              Normal
  07/19/2025 01 PM PDT           18.09         0              Normal
  07/19/2025 02 PM PDT           18.09         0              Normal
  07/19/2025 03 PM PDT           18.09         0              Normal
  07/19/2025 04 PM PDT           18.09         0              Normal
  07/19/2025 05 PM PDT           18.09         0              Normal
  07/19/2025 06 PM PDT           18.09         0              Normal
  07/19/2025 07 PM PDT           18.09         0              Normal
  07/19/2025 08 PM PDT           18.09         0              Normal
  07/19/2025 09 PM PDT           18.09         0              Normal
  07/19/2025 10 PM PDT           18.09         0              Normal
  07/19/2025 11 PM PDT           18.09         0              Normal
  07/20/2025 12 AM PDT           18.09         0              Normal
  07/20/2025 01 AM PDT           18.09         0              Normal
  07/20/2025 02 AM PDT           18.09         0              Normal
  07/20/2025 03 AM PDT           18.09         0              Normal
  07/20/2025 04 AM PDT           18.09         0              Normal
  07/20/2025 05 AM PDT           18.09         0              Normal
  07/20/2025 06 AM PDT           18.09         0              Normal
  07/20/2025 07 AM PDT           18.09         0              Normal
  07/20/2025 08 AM PDT           18.09         0              Normal
  07/20/2025 09 AM PDT           18.09         0              Normal
  07/20/2025 10 AM PDT           18.09         0              Normal
  07/20/2025 11 AM PDT           18.08         -              Normal
  07/20/2025 12 PM PDT           18.08         0              Normal
  07/20/2025 01 PM PDT           18.08         0              Normal
  07/20/2025 02 PM PDT           18.08         0              Normal
  07/20/2025 03 PM PDT           18.09         +              Normal
  07/20/2025 04 PM PDT           18.09         0              Normal
  07/20/2025 05 PM PDT           18.09         0              Normal
  07/20/2025 06 PM PDT           18.09         0              Normal
  07/20/2025 07 PM PDT           18.08         -              Normal
  07/20/2025 08 PM PDT           18.08         0              Normal
  07/20/2025 09 PM PDT           18.08         0              Normal
  07/20/2025 10 PM PDT           18.08         0              Normal
  07/20/2025 11 PM PDT           18.08         0              Normal
  07/21/2025 12 AM PDT           18.08         0              Normal
  07/21/2025 01 AM PDT           18.08         0              Normal
  07/21/2025 02 AM PDT           18.08         0              Normal
  07/21/2025 03 AM PDT           18.09         +              Normal
  07/21/2025 04 AM PDT           18.08         -              Normal
  07/21/2025 05 AM PDT           18.08         0              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.