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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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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: Jun 16 2025 at 6:13 AM PDTNext Issuance: Jun 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:  06/16/2025 at 06:13 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/12/2025 at 02:00 PM PDT
# Maximum Observed Stage:                       16.45 Feet
#
# Earliest Date & Time of Maximum Forecast:     06/18/2025 at 12:00 AM PDT
# Maximum Forecast Stage:                       16.38 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  06/11/2025 06 AM PDT           16.39                        Normal
  06/11/2025 07 AM PDT           16.39         0              Normal
  06/11/2025 08 AM PDT           16.39         0              Normal
  06/11/2025 09 AM PDT           16.39         0              Normal
  06/11/2025 10 AM PDT           16.40         +              Normal
  06/11/2025 11 AM PDT           16.41         +              Normal
  06/11/2025 12 PM PDT           16.43         +              Normal
  06/11/2025 01 PM PDT           16.45         +              Normal
  06/11/2025 02 PM PDT           16.45         0              Normal
  06/11/2025 03 PM PDT           16.43         -              Normal
  06/11/2025 04 PM PDT           16.41         -              Normal
  06/11/2025 05 PM PDT           16.40         -              Normal
  06/11/2025 06 PM PDT           16.39         -              Normal
  06/11/2025 07 PM PDT           16.38         -              Normal
  06/11/2025 08 PM PDT           16.38         0              Normal
  06/11/2025 09 PM PDT           16.38         0              Normal
  06/11/2025 10 PM PDT           16.38         0              Normal
  06/11/2025 11 PM PDT           16.39         +              Normal
  06/12/2025 12 AM PDT           16.39         0              Normal
  06/12/2025 01 AM PDT           16.38         -              Normal
  06/12/2025 02 AM PDT           16.39         +              Normal
  06/12/2025 03 AM PDT           16.40         +              Normal
  06/12/2025 04 AM PDT           16.40         0              Normal
  06/12/2025 05 AM PDT           16.41         +              Normal
  06/12/2025 06 AM PDT           16.41         0              Normal
  06/12/2025 07 AM PDT           16.41         0              Normal
  06/12/2025 08 AM PDT           16.42         +              Normal
  06/12/2025 09 AM PDT           16.42         0              Normal
  06/12/2025 10 AM PDT           16.41         -              Normal
  06/12/2025 11 AM PDT           16.40         -              Normal
  06/12/2025 12 PM PDT           16.41         +              Normal
  06/12/2025 01 PM PDT           16.43         +              Normal
  06/12/2025 02 PM PDT           16.45         +              Normal
  06/12/2025 03 PM PDT           16.44         -              Normal
  06/12/2025 04 PM PDT           16.42         -              Normal
  06/12/2025 05 PM PDT           16.39         -              Normal
  06/12/2025 06 PM PDT           16.38         -              Normal
  06/12/2025 07 PM PDT           16.37         -              Normal
  06/12/2025 08 PM PDT           16.37         0              Normal
  06/12/2025 09 PM PDT           16.37         0              Normal
  06/12/2025 10 PM PDT           16.37         0              Normal
  06/12/2025 11 PM PDT           16.38         +              Normal
  06/13/2025 12 AM PDT           16.37         -              Normal
  06/13/2025 01 AM PDT           16.37         0              Normal
  06/13/2025 02 AM PDT           16.38         +              Normal
  06/13/2025 03 AM PDT           16.38         0              Normal
  06/13/2025 04 AM PDT           16.39         +              Normal
  06/13/2025 05 AM PDT           16.40         +              Normal
  06/13/2025 06 AM PDT           16.41         +              Normal
  06/13/2025 07 AM PDT           16.40         -              Normal
  06/13/2025 08 AM PDT           16.39         -              Normal
  06/13/2025 09 AM PDT           16.39         0              Normal
  06/13/2025 10 AM PDT           16.39         0              Normal
  06/13/2025 11 AM PDT           16.40         +              Normal
  06/13/2025 12 PM PDT           16.42         +              Normal
  06/13/2025 01 PM PDT           16.43         +              Normal
  06/13/2025 02 PM PDT           16.42         -              Normal
  06/13/2025 03 PM PDT           16.41         -              Normal
  06/13/2025 04 PM PDT           16.39         -              Normal
  06/13/2025 05 PM PDT           16.38         -              Normal
  06/13/2025 06 PM PDT           16.37         -              Normal
  06/13/2025 07 PM PDT           16.37         0              Normal
  06/13/2025 08 PM PDT           16.37         0              Normal
  06/13/2025 09 PM PDT           16.37         0              Normal
  06/13/2025 10 PM PDT           16.37         0              Normal
  06/13/2025 11 PM PDT           16.37         0              Normal
  06/14/2025 12 AM PDT           16.37         0              Normal
  06/14/2025 01 AM PDT           16.37         0              Normal
  06/14/2025 02 AM PDT           16.37         0              Normal
  06/14/2025 03 AM PDT           16.37         0              Normal
  06/14/2025 04 AM PDT           16.37         0              Normal
  06/14/2025 05 AM PDT           16.37         0              Normal
  06/14/2025 06 AM PDT           16.37         0              Normal
  06/14/2025 07 AM PDT           16.37         0              Normal
  06/14/2025 08 AM PDT           16.37         0              Normal
  06/14/2025 09 AM PDT           16.37         0              Normal
  06/14/2025 10 AM PDT           16.37         0              Normal
  06/14/2025 11 AM PDT           16.37         0              Normal
  06/14/2025 12 PM PDT           16.37         0              Normal
  06/14/2025 01 PM PDT           16.37         0              Normal
  06/14/2025 02 PM PDT           16.37         0              Normal
  06/14/2025 03 PM PDT           16.37         0              Normal
  06/14/2025 04 PM PDT           16.37         0              Normal
  06/14/2025 05 PM PDT           16.37         0              Normal
  06/14/2025 06 PM PDT           16.37         0              Normal
  06/14/2025 07 PM PDT           16.37         0              Normal
  06/14/2025 08 PM PDT           16.37         0              Normal
  06/14/2025 09 PM PDT           16.37         0              Normal
  06/14/2025 10 PM PDT           16.37         0              Normal
  06/14/2025 11 PM PDT           16.37         0              Normal
  06/15/2025 12 AM PDT           16.37         0              Normal
  06/15/2025 01 AM PDT           16.37         0              Normal
  06/15/2025 02 AM PDT           16.37         0              Normal
  06/15/2025 03 AM PDT           16.37         0              Normal
  06/15/2025 04 AM PDT           16.37         0              Normal
  06/15/2025 05 AM PDT           16.37         0              Normal
  06/15/2025 06 AM PDT           16.37         0              Normal
  06/15/2025 07 AM PDT           16.37         0              Normal
  06/15/2025 08 AM PDT           16.37         0              Normal
  06/15/2025 09 AM PDT           16.37         0              Normal
  06/15/2025 10 AM PDT           16.37         0              Normal
  06/15/2025 11 AM PDT           16.37         0              Normal
  06/15/2025 12 PM PDT           16.37         0              Normal
  06/15/2025 01 PM PDT           16.37         0              Normal
  06/15/2025 02 PM PDT           16.37         0              Normal
  06/15/2025 03 PM PDT           16.37         0              Normal
  06/15/2025 04 PM PDT           16.37         0              Normal
  06/15/2025 05 PM PDT           16.37         0              Normal
  06/15/2025 06 PM PDT           16.37         0              Normal
  06/15/2025 07 PM PDT           16.37         0              Normal
  06/15/2025 08 PM PDT           16.37         0              Normal
  06/15/2025 09 PM PDT           16.37         0              Normal
  06/15/2025 10 PM PDT           16.37         0              Normal
  06/15/2025 11 PM PDT           16.37         0              Normal
  06/16/2025 12 AM PDT           16.37         0              Normal
  06/16/2025 01 AM PDT           16.37         0              Normal
  06/16/2025 02 AM PDT           16.37         0              Normal
  06/16/2025 03 AM PDT           16.37         0              Normal
  06/16/2025 04 AM PDT           16.37         0              Normal
  06/16/2025 05 AM PDT           16.37         0              Normal
  06/16/2025 06 AM PDT           16.37         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  06/16/2025 07 AM PDT           16.37                        Normal
  06/16/2025 08 AM PDT           16.37         0              Normal
  06/16/2025 09 AM PDT           16.37         0              Normal
  06/16/2025 10 AM PDT           16.37         0              Normal
  06/16/2025 11 AM PDT           16.37         0              Normal
  06/16/2025 12 PM PDT           16.37         0              Normal
  06/16/2025 01 PM PDT           16.37         0              Normal
  06/16/2025 02 PM PDT           16.37         0              Normal
  06/16/2025 03 PM PDT           16.37         0              Normal
  06/16/2025 04 PM PDT           16.37         0              Normal
  06/16/2025 05 PM PDT           16.37         0              Normal
  06/16/2025 06 PM PDT           16.37         0              Normal
  06/16/2025 07 PM PDT           16.37         0              Normal
  06/16/2025 08 PM PDT           16.37         0              Normal
  06/16/2025 09 PM PDT           16.37         0              Normal
  06/16/2025 10 PM PDT           16.37         0              Normal
  06/16/2025 11 PM PDT           16.37         0              Normal
  06/17/2025 12 AM PDT           16.37         0              Normal
  06/17/2025 01 AM PDT           16.37         0              Normal
  06/17/2025 02 AM PDT           16.37         0              Normal
  06/17/2025 03 AM PDT           16.37         0              Normal
  06/17/2025 04 AM PDT           16.37         0              Normal
  06/17/2025 05 AM PDT           16.37         0              Normal
  06/17/2025 06 AM PDT           16.37         0              Normal
  06/17/2025 07 AM PDT           16.37         0              Normal
  06/17/2025 08 AM PDT           16.37         0              Normal
  06/17/2025 09 AM PDT           16.37         0              Normal
  06/17/2025 10 AM PDT           16.37         0              Normal
  06/17/2025 11 AM PDT           16.37         0              Normal
  06/17/2025 12 PM PDT           16.37         0              Normal
  06/17/2025 01 PM PDT           16.37         0              Normal
  06/17/2025 02 PM PDT           16.37         0              Normal
  06/17/2025 03 PM PDT           16.37         0              Normal
  06/17/2025 04 PM PDT           16.37         0              Normal
  06/17/2025 05 PM PDT           16.37         0              Normal
  06/17/2025 06 PM PDT           16.37         0              Normal
  06/17/2025 07 PM PDT           16.37         0              Normal
  06/17/2025 08 PM PDT           16.37         0              Normal
  06/17/2025 09 PM PDT           16.37         0              Normal
  06/17/2025 10 PM PDT           16.37         0              Normal
  06/17/2025 11 PM PDT           16.37         0              Normal
  06/18/2025 12 AM PDT           16.38         +              Normal
  06/18/2025 01 AM PDT           16.38         0              Normal
  06/18/2025 02 AM PDT           16.38         0              Normal
  06/18/2025 03 AM PDT           16.38         0              Normal
  06/18/2025 04 AM PDT           16.37         -              Normal
  06/18/2025 05 AM PDT           16.37         0              Normal
  06/18/2025 06 AM PDT           16.37         0              Normal
  06/18/2025 07 AM PDT           16.37         0              Normal
  06/18/2025 08 AM PDT           16.37         0              Normal
  06/18/2025 09 AM PDT           16.37         0              Normal
  06/18/2025 10 AM PDT           16.37         0              Normal
  06/18/2025 11 AM PDT           16.38         +              Normal
  06/18/2025 12 PM PDT           16.38         0              Normal
  06/18/2025 01 PM PDT           16.38         0              Normal
  06/18/2025 02 PM PDT           16.38         0              Normal
  06/18/2025 03 PM PDT           16.38         0              Normal
  06/18/2025 04 PM PDT           16.37         -              Normal
  06/18/2025 05 PM PDT           16.37         0              Normal
  06/18/2025 06 PM PDT           16.37         0              Normal
  06/18/2025 07 PM PDT           16.37         0              Normal
  06/18/2025 08 PM PDT           16.37         0              Normal
  06/18/2025 09 PM PDT           16.37         0              Normal
  06/18/2025 10 PM PDT           16.37         0              Normal
  06/18/2025 11 PM PDT           16.37         0              Normal
  06/19/2025 12 AM PDT           16.38         +              Normal
  06/19/2025 01 AM PDT           16.38         0              Normal
  06/19/2025 02 AM PDT           16.38         0              Normal
  06/19/2025 03 AM PDT           16.38         0              Normal
  06/19/2025 04 AM PDT           16.38         0              Normal
  06/19/2025 05 AM PDT           16.38         0              Normal
  06/19/2025 06 AM PDT           16.38         0              Normal
  06/19/2025 07 AM PDT           16.38         0              Normal
  06/19/2025 08 AM PDT           16.38         0              Normal
  06/19/2025 09 AM PDT           16.37         -              Normal
  06/19/2025 10 AM PDT           16.37         0              Normal
  06/19/2025 11 AM PDT           16.38         +              Normal
  06/19/2025 12 PM PDT           16.38         0              Normal
  06/19/2025 01 PM PDT           16.38         0              Normal
  06/19/2025 02 PM PDT           16.38         0              Normal
  06/19/2025 03 PM PDT           16.38         0              Normal
  06/19/2025 04 PM PDT           16.38         0              Normal
  06/19/2025 05 PM PDT           16.38         0              Normal
  06/19/2025 06 PM PDT           16.38         0              Normal
  06/19/2025 07 PM PDT           16.38         0              Normal
  06/19/2025 08 PM PDT           16.37         -              Normal
  06/19/2025 09 PM PDT           16.37         0              Normal
  06/19/2025 10 PM PDT           16.38         +              Normal
  06/19/2025 11 PM PDT           16.38         0              Normal
  06/20/2025 12 AM PDT           16.38         0              Normal
  06/20/2025 01 AM PDT           16.38         0              Normal
  06/20/2025 02 AM PDT           16.38         0              Normal
  06/20/2025 03 AM PDT           16.38         0              Normal
  06/20/2025 04 AM PDT           16.38         0              Normal
  06/20/2025 05 AM PDT           16.38         0              Normal
  06/20/2025 06 AM PDT           16.38         0              Normal
  06/20/2025 07 AM PDT           16.38         0              Normal
  06/20/2025 08 AM PDT           16.38         0              Normal
  06/20/2025 09 AM PDT           16.38         0              Normal
  06/20/2025 10 AM PDT           16.38         0              Normal
  06/20/2025 11 AM PDT           16.38         0              Normal
  06/20/2025 12 PM PDT           16.38         0              Normal
  06/20/2025 01 PM PDT           16.38         0              Normal
  06/20/2025 02 PM PDT           16.38         0              Normal
  06/20/2025 03 PM PDT           16.38         0              Normal
  06/20/2025 04 PM PDT           16.38         0              Normal
  06/20/2025 05 PM PDT           16.38         0              Normal
  06/20/2025 06 PM PDT           16.38         0              Normal
  06/20/2025 07 PM PDT           16.38         0              Normal
  06/20/2025 08 PM PDT           16.38         0              Normal
  06/20/2025 09 PM PDT           16.38         0              Normal
  06/20/2025 10 PM PDT           16.38         0              Normal
  06/20/2025 11 PM PDT           16.38         0              Normal
  06/21/2025 12 AM PDT           16.38         0              Normal
  06/21/2025 01 AM PDT           16.38         0              Normal
  06/21/2025 02 AM PDT           16.38         0              Normal
  06/21/2025 03 AM PDT           16.38         0              Normal
  06/21/2025 04 AM PDT           16.38         0              Normal
  06/21/2025 05 AM PDT           16.38         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.