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 - SACRAMENTO AT I STREET (SACC1)
Latitude: 38.59º NLongitude: 121.50º WElevation: 27 FeetForecast Type: Official Location
Location: Sacramento County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: May 01 2026 at 7:51 AM PDTNext Issuance: May 02 2026 at 9:00 AM PDT
Action/Monitor: 27.5 FeetMinor Flood: 33.5 FeetModerate Flood: 35.4 FeetMajor Flood: 36.4 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Sacramento at I Street (SACC1)
#
# File Generation Time:  05/01/2026 at 07:51 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/26/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       11.78 Feet
#
# Earliest Date & Time of Maximum Forecast:     05/01/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       9.03 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  04/26/2026 07 AM PDT           11.78                        Normal
  04/26/2026 08 AM PDT           11.72         -              Normal
  04/26/2026 09 AM PDT           11.67         -              Normal
  04/26/2026 10 AM PDT           11.58         -              Normal
  04/26/2026 11 AM PDT           11.52         -              Normal
  04/26/2026 12 PM PDT           11.46         -              Normal
  04/26/2026 01 PM PDT           11.42         -              Normal
  04/26/2026 02 PM PDT           11.44         +              Normal
  04/26/2026 03 PM PDT           11.46         +              Normal
  04/26/2026 04 PM PDT           11.48         +              Normal
  04/26/2026 05 PM PDT           11.46         -              Normal
  04/26/2026 06 PM PDT           11.46         0              Normal
  04/26/2026 07 PM PDT           11.42         -              Normal
  04/26/2026 08 PM PDT           11.37         -              Normal
  04/26/2026 09 PM PDT           11.30         -              Normal
  04/26/2026 10 PM PDT           11.23         -              Normal
  04/26/2026 11 PM PDT           11.15         -              Normal
  04/27/2026 12 AM PDT           11.06         -              Normal
  04/27/2026 01 AM PDT           11.01         -              Normal
  04/27/2026 02 AM PDT           10.99         -              Normal
  04/27/2026 03 AM PDT           11.02         +              Normal
  04/27/2026 04 AM PDT           11.08         +              Normal
  04/27/2026 05 AM PDT           11.11         +              Normal
  04/27/2026 06 AM PDT           11.13         +              Normal
  04/27/2026 07 AM PDT           11.11         -              Normal
  04/27/2026 08 AM PDT           11.07         -              Normal
  04/27/2026 09 AM PDT           11.02         -              Normal
  04/27/2026 10 AM PDT           10.96         -              Normal
  04/27/2026 11 AM PDT           10.90         -              Normal
  04/27/2026 12 PM PDT           10.83         -              Normal
  04/27/2026 01 PM PDT           10.77         -              Normal
  04/27/2026 02 PM PDT           10.72         -              Normal
  04/27/2026 03 PM PDT           10.73         +              Normal
  04/27/2026 04 PM PDT           10.75         +              Normal
  04/27/2026 05 PM PDT           10.78         +              Normal
  04/27/2026 06 PM PDT           10.79         +              Normal
  04/27/2026 07 PM PDT           10.77         -              Normal
  04/27/2026 08 PM PDT           10.74         -              Normal
  04/27/2026 09 PM PDT           10.71         -              Normal
  04/27/2026 10 PM PDT           10.63         -              Normal
  04/27/2026 11 PM PDT           10.57         -              Normal
  04/28/2026 12 AM PDT           10.49         -              Normal
  04/28/2026 01 AM PDT           10.44         -              Normal
  04/28/2026 02 AM PDT           10.42         -              Normal
  04/28/2026 03 AM PDT           10.43         +              Normal
  04/28/2026 04 AM PDT           10.50         +              Normal
  04/28/2026 05 AM PDT           10.55         +              Normal
  04/28/2026 06 AM PDT           10.58         +              Normal
  04/28/2026 07 AM PDT           10.59         +              Normal
  04/28/2026 08 AM PDT           10.55         -              Normal
  04/28/2026 09 AM PDT           10.50         -              Normal
  04/28/2026 10 AM PDT           10.42         -              Normal
  04/28/2026 11 AM PDT           10.33         -              Normal
  04/28/2026 12 PM PDT           10.25         -              Normal
  04/28/2026 01 PM PDT           10.17         -              Normal
  04/28/2026 02 PM PDT           10.09         -              Normal
  04/28/2026 03 PM PDT           10.04         -              Normal
  04/28/2026 04 PM PDT           10.03         -              Normal
  04/28/2026 05 PM PDT           10.04         +              Normal
  04/28/2026 06 PM PDT           10.07         +              Normal
  04/28/2026 07 PM PDT           10.07         0              Normal
  04/28/2026 08 PM PDT           10.04         -              Normal
  04/28/2026 09 PM PDT            9.99         -              Normal
  04/28/2026 10 PM PDT            9.92         -              Normal
  04/28/2026 11 PM PDT            9.83         -              Normal
  04/29/2026 12 AM PDT            9.74         -              Normal
  04/29/2026 01 AM PDT            9.65         -              Normal
  04/29/2026 02 AM PDT            9.59         -              Normal
  04/29/2026 03 AM PDT            9.59         0              Normal
  04/29/2026 04 AM PDT            9.66         +              Normal
  04/29/2026 05 AM PDT            9.74         +              Normal
  04/29/2026 06 AM PDT            9.84         +              Normal
  04/29/2026 07 AM PDT            9.87         +              Normal
  04/29/2026 08 AM PDT            9.85         -              Normal
  04/29/2026 09 AM PDT            9.79         -              Normal
  04/29/2026 10 AM PDT            9.71         -              Normal
  04/29/2026 11 AM PDT            9.62         -              Normal
  04/29/2026 12 PM PDT            9.52         -              Normal
  04/29/2026 01 PM PDT            9.42         -              Normal
  04/29/2026 02 PM PDT            9.33         -              Normal
  04/29/2026 03 PM PDT            9.24         -              Normal
  04/29/2026 04 PM PDT            9.22         -              Normal
  04/29/2026 05 PM PDT            9.25         +              Normal
  04/29/2026 06 PM PDT            9.30         +              Normal
  04/29/2026 07 PM PDT            9.37         +              Normal
  04/29/2026 08 PM PDT            9.41         +              Normal
  04/29/2026 09 PM PDT            9.41         0              Normal
  04/29/2026 10 PM PDT            9.37         -              Normal
  04/29/2026 11 PM PDT            9.32         -              Normal
  04/30/2026 12 AM PDT            9.23         -              Normal
  04/30/2026 01 AM PDT            9.17         -              Normal
  04/30/2026 02 AM PDT            9.12         -              Normal
  04/30/2026 03 AM PDT            9.12         0              Normal
  04/30/2026 04 AM PDT            9.20         +              Normal
  04/30/2026 05 AM PDT            9.34         +              Normal
  04/30/2026 06 AM PDT            9.47         +              Normal
  04/30/2026 07 AM PDT            9.54         +              Normal
  04/30/2026 08 AM PDT            9.55         +              Normal
  04/30/2026 09 AM PDT            9.50         -              Normal
  04/30/2026 10 AM PDT            9.43         -              Normal
  04/30/2026 11 AM PDT            9.33         -              Normal
  04/30/2026 12 PM PDT            9.23         -              Normal
  04/30/2026 01 PM PDT            9.11         -              Normal
  04/30/2026 02 PM PDT            9.00         -              Normal
  04/30/2026 03 PM PDT            8.88         -              Normal
  04/30/2026 04 PM PDT            8.82         -              Normal
  04/30/2026 05 PM PDT            8.80         -              Normal
  04/30/2026 06 PM PDT            8.83         +              Normal
  04/30/2026 07 PM PDT            8.90         +              Normal
  04/30/2026 08 PM PDT            8.97         +              Normal
  04/30/2026 09 PM PDT            8.98         +              Normal
  04/30/2026 10 PM PDT            8.96         -              Normal
  04/30/2026 11 PM PDT            8.92         -              Normal
  05/01/2026 12 AM PDT            8.85         -              Normal
  05/01/2026 01 AM PDT            8.78         -              Normal
  05/01/2026 02 AM PDT            8.70         -              Normal
  05/01/2026 03 AM PDT            8.68         -              Normal
  05/01/2026 04 AM PDT            8.74         +              Normal
  05/01/2026 05 AM PDT            8.88         +              Normal
  05/01/2026 06 AM PDT            9.04         +              Normal
  05/01/2026 07 AM PDT            9.08         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  05/01/2026 08 AM PDT            9.03                        Normal
  05/01/2026 09 AM PDT            8.93         -              Normal
  05/01/2026 10 AM PDT            8.78         -              Normal
  05/01/2026 11 AM PDT            8.62         -              Normal
  05/01/2026 12 PM PDT            8.46         -              Normal
  05/01/2026 01 PM PDT            8.29         -              Normal
  05/01/2026 02 PM PDT            8.12         -              Normal
  05/01/2026 03 PM PDT            8.03         -              Normal
  05/01/2026 04 PM PDT            7.99         -              Normal
  05/01/2026 05 PM PDT            8.06         +              Normal
  05/01/2026 06 PM PDT            8.32         +              Normal
  05/01/2026 07 PM PDT            8.53         +              Normal
  05/01/2026 08 PM PDT            8.61         +              Normal
  05/01/2026 09 PM PDT            8.57         -              Normal
  05/01/2026 10 PM PDT            8.50         -              Normal
  05/01/2026 11 PM PDT            8.40         -              Normal
  05/02/2026 12 AM PDT            8.30         -              Normal
  05/02/2026 01 AM PDT            8.21         -              Normal
  05/02/2026 02 AM PDT            8.15         -              Normal
  05/02/2026 03 AM PDT            8.10         -              Normal
  05/02/2026 04 AM PDT            8.18         +              Normal
  05/02/2026 05 AM PDT            8.39         +              Normal
  05/02/2026 06 AM PDT            8.61         +              Normal
  05/02/2026 07 AM PDT            8.69         +              Normal
  05/02/2026 08 AM PDT            8.65         -              Normal
  05/02/2026 09 AM PDT            8.56         -              Normal
  05/02/2026 10 AM PDT            8.44         -              Normal
  05/02/2026 11 AM PDT            8.29         -              Normal
  05/02/2026 12 PM PDT            8.15         -              Normal
  05/02/2026 01 PM PDT            8.00         -              Normal
  05/02/2026 02 PM PDT            7.83         -              Normal
  05/02/2026 03 PM PDT            7.69         -              Normal
  05/02/2026 04 PM PDT            7.61         -              Normal
  05/02/2026 05 PM PDT            7.58         -              Normal
  05/02/2026 06 PM PDT            7.66         +              Normal
  05/02/2026 07 PM PDT            7.94         +              Normal
  05/02/2026 08 PM PDT            8.16         +              Normal
  05/02/2026 09 PM PDT            8.25         +              Normal
  05/02/2026 10 PM PDT            8.21         -              Normal
  05/02/2026 11 PM PDT            8.13         -              Normal
  05/03/2026 12 AM PDT            8.01         -              Normal
  05/03/2026 01 AM PDT            7.90         -              Normal
  05/03/2026 02 AM PDT            7.82         -              Normal
  05/03/2026 03 AM PDT            7.78         -              Normal
  05/03/2026 04 AM PDT            7.83         +              Normal
  05/03/2026 05 AM PDT            7.99         +              Normal
  05/03/2026 06 AM PDT            8.19         +              Normal
  05/03/2026 07 AM PDT            8.37         +              Normal
  05/03/2026 08 AM PDT            8.43         +              Normal
  05/03/2026 09 AM PDT            8.39         -              Normal
  05/03/2026 10 AM PDT            8.30         -              Normal
  05/03/2026 11 AM PDT            8.16         -              Normal
  05/03/2026 12 PM PDT            7.99         -              Normal
  05/03/2026 01 PM PDT            7.82         -              Normal
  05/03/2026 02 PM PDT            7.66         -              Normal
  05/03/2026 03 PM PDT            7.45         -              Normal
  05/03/2026 04 PM PDT            7.35         -              Normal
  05/03/2026 05 PM PDT            7.32         -              Normal
  05/03/2026 06 PM PDT            7.37         +              Normal
  05/03/2026 07 PM PDT            7.62         +              Normal
  05/03/2026 08 PM PDT            7.82         +              Normal
  05/03/2026 09 PM PDT            8.00         +              Normal
  05/03/2026 10 PM PDT            8.06         +              Normal
  05/03/2026 11 PM PDT            8.02         -              Normal
  05/04/2026 12 AM PDT            7.94         -              Normal
  05/04/2026 01 AM PDT            7.83         -              Normal
  05/04/2026 02 AM PDT            7.72         -              Normal
  05/04/2026 03 AM PDT            7.64         -              Normal
  05/04/2026 04 AM PDT            7.60         -              Normal
  05/04/2026 05 AM PDT            7.69         +              Normal
  05/04/2026 06 AM PDT            7.94         +              Normal
  05/04/2026 07 AM PDT            8.19         +              Normal
  05/04/2026 08 AM PDT            8.29         +              Normal
  05/04/2026 09 AM PDT            8.26         -              Normal
  05/04/2026 10 AM PDT            8.18         -              Normal
  05/04/2026 11 AM PDT            8.06         -              Normal
  05/04/2026 12 PM PDT            7.91         -              Normal
  05/04/2026 01 PM PDT            7.75         -              Normal
  05/04/2026 02 PM PDT            7.59         -              Normal
  05/04/2026 03 PM PDT            7.42         -              Normal
  05/04/2026 04 PM PDT            7.25         -              Normal
  05/04/2026 05 PM PDT            7.17         -              Normal
  05/04/2026 06 PM PDT            7.14         -              Normal
  05/04/2026 07 PM PDT            7.20         +              Normal
  05/04/2026 08 PM PDT            7.46         +              Normal
  05/04/2026 09 PM PDT            7.67         +              Normal
  05/04/2026 10 PM PDT            7.86         +              Normal
  05/04/2026 11 PM PDT            7.92         +              Normal
  05/05/2026 12 AM PDT            7.89         -              Normal
  05/05/2026 01 AM PDT            7.81         -              Normal
  05/05/2026 02 AM PDT            7.70         -              Normal
  05/05/2026 03 AM PDT            7.59         -              Normal
  05/05/2026 04 AM PDT            7.51         -              Normal
  05/05/2026 05 AM PDT            7.48         -              Normal
  05/05/2026 06 AM PDT            7.58         +              Normal
  05/05/2026 07 AM PDT            7.83         +              Normal
  05/05/2026 08 AM PDT            8.08         +              Normal
  05/05/2026 09 AM PDT            8.19         +              Normal
  05/05/2026 10 AM PDT            8.16         -              Normal
  05/05/2026 11 AM PDT            8.06         -              Normal
  05/05/2026 12 PM PDT            7.92         -              Normal
  05/05/2026 01 PM PDT            7.75         -              Normal
  05/05/2026 02 PM PDT            7.57         -              Normal
  05/05/2026 03 PM PDT            7.41         -              Normal
  05/05/2026 04 PM PDT            7.20         -              Normal
  05/05/2026 05 PM PDT            7.10         -              Normal
  05/05/2026 06 PM PDT            7.07         -              Normal
  05/05/2026 07 PM PDT            7.12         +              Normal
  05/05/2026 08 PM PDT            7.29         +              Normal
  05/05/2026 09 PM PDT            7.51         +              Normal
  05/05/2026 10 PM PDT            7.69         +              Normal
  05/05/2026 11 PM PDT            7.83         +              Normal
  05/06/2026 12 AM PDT            7.88         +              Normal
  05/06/2026 01 AM PDT            7.84         -              Normal
  05/06/2026 02 AM PDT            7.73         -              Normal
  05/06/2026 03 AM PDT            7.60         -              Normal
  05/06/2026 04 AM PDT            7.50         -              Normal
  05/06/2026 05 AM PDT            7.47         -              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.