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

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COSUMNES RIVER - MICHIGAN BAR (MHBC1)
Latitude: 38.50º NLongitude: 121.04º WElevation: 168 FeetForecast Type: Official Location
Location: Sacramento County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Issuance Time: Oct 28 2026 at 7:36 AM PDTNext Issuance: Oct 29 2026 at 9:00 AM PDT
Action: 7.0 FeetMinor Flood: 10.0 FeetModerate Flood: 12.0 FeetMajor Flood: 14.0 Feet
Please Note:On October 1, 2026, flood stages for this location changed to the following: Minor: 10.0 ft, Moderate: 12.0 ft, Major: 14.0 ft. Details

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Cosumnes River - Michigan Bar (MHBC1)
#
# File Generation Time:  10/28/2026 at 07:36 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/25/2026 at 04:00 PM PDT
# Maximum Observed Stage:                       3.01 Feet
# Maximum Observed Flow:                        78 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/01/2026 at 05:00 PM PST
# Maximum Forecast Stage:                       3.04 Feet
# Maximum Forecast Flow:                        83 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/23/2026 07 AM PDT            2.97             71                        Normal
  10/23/2026 08 AM PDT            2.97             71         0              Normal
  10/23/2026 09 AM PDT            2.97             71         0              Normal
  10/23/2026 10 AM PDT            2.98             73         +              Normal
  10/23/2026 11 AM PDT            2.98             73         0              Normal
  10/23/2026 12 PM PDT            2.98             73         0              Normal
  10/23/2026 01 PM PDT            2.99             74         +              Normal
  10/23/2026 02 PM PDT            2.99             74         0              Normal
  10/23/2026 03 PM PDT            2.98             73         -              Normal
  10/23/2026 04 PM PDT            2.98             73         0              Normal
  10/23/2026 05 PM PDT            2.98             73         0              Normal
  10/23/2026 06 PM PDT            2.98             73         0              Normal
  10/23/2026 07 PM PDT            2.98             73         0              Normal
  10/23/2026 08 PM PDT            2.97             71         -              Normal
  10/23/2026 09 PM PDT            2.97             71         0              Normal
  10/23/2026 10 PM PDT            2.97             71         0              Normal
  10/23/2026 11 PM PDT            2.97             71         0              Normal
  10/24/2026 12 AM PDT            2.97             71         0              Normal
  10/24/2026 01 AM PDT            2.98             73         +              Normal
  10/24/2026 02 AM PDT            2.98             73         0              Normal
  10/24/2026 03 AM PDT            2.98             73         0              Normal
  10/24/2026 04 AM PDT            2.98             73         0              Normal
  10/24/2026 05 AM PDT            2.98             73         0              Normal
  10/24/2026 06 AM PDT            3.00             76         +              Normal
  10/24/2026 07 AM PDT            3.00             76         0              Normal
  10/24/2026 08 AM PDT            3.01             78         +              Normal
  10/24/2026 09 AM PDT            3.01             78         0              Normal
  10/24/2026 10 AM PDT            3.01             78         0              Normal
  10/24/2026 11 AM PDT            3.01             78         0              Normal
  10/24/2026 12 PM PDT            3.01             78         0              Normal
  10/24/2026 01 PM PDT            3.01             78         0              Normal
  10/24/2026 02 PM PDT            3.01             78         0              Normal
  10/24/2026 03 PM PDT            3.01             78         0              Normal
  10/24/2026 04 PM PDT            3.01             78         0              Normal
  10/24/2026 05 PM PDT            3.01             78         0              Normal
  10/24/2026 06 PM PDT            3.01             78         0              Normal
  10/24/2026 07 PM PDT            3.01             78         0              Normal
  10/24/2026 08 PM PDT            3.01             78         0              Normal
  10/24/2026 09 PM PDT            3.01             78         0              Normal
  10/24/2026 10 PM PDT            3.00             76         -              Normal
  10/24/2026 11 PM PDT            3.01             78         +              Normal
  10/25/2026 12 AM PDT            3.01             78         0              Normal
  10/25/2026 01 AM PDT            3.00             76         -              Normal
  10/25/2026 02 AM PDT            3.01             78         +              Normal
  10/25/2026 03 AM PDT            3.01             78         0              Normal
  10/25/2026 04 AM PDT            3.00             76         -              Normal
  10/25/2026 05 AM PDT            3.00             76         0              Normal
  10/25/2026 06 AM PDT            3.00             76         0              Normal
  10/25/2026 07 AM PDT            3.00             76         0              Normal
  10/25/2026 08 AM PDT            3.00             76         0              Normal
  10/25/2026 09 AM PDT            3.00             76         0              Normal
  10/25/2026 10 AM PDT            3.00             76         0              Normal
  10/25/2026 11 AM PDT            3.00             76         0              Normal
  10/25/2026 12 PM PDT            3.00             76         0              Normal
  10/25/2026 01 PM PDT            3.00             76         0              Normal
  10/25/2026 02 PM PDT            3.00             76         0              Normal
  10/25/2026 03 PM PDT            3.00             76         0              Normal
  10/25/2026 04 PM PDT            3.01             78         +              Normal
  10/25/2026 05 PM PDT            3.00             76         -              Normal
  10/25/2026 06 PM PDT            3.00             76         0              Normal
  10/25/2026 07 PM PDT            2.99             74         -              Normal
  10/25/2026 08 PM PDT            3.00             76         +              Normal
  10/25/2026 09 PM PDT            3.00             76         0              Normal
  10/25/2026 10 PM PDT            2.99             74         -              Normal
  10/25/2026 11 PM PDT            2.99             74         0              Normal
  10/26/2026 12 AM PDT            3.00             76         +              Normal
  10/26/2026 01 AM PDT            2.99             74         -              Normal
  10/26/2026 02 AM PDT            2.99             74         0              Normal
  10/26/2026 03 AM PDT            2.99             74         0              Normal
  10/26/2026 04 AM PDT            2.99             74         0              Normal
  10/26/2026 05 AM PDT            2.99             74         0              Normal
  10/26/2026 06 AM PDT            2.99             74         0              Normal
  10/26/2026 07 AM PDT            2.98             73         -              Normal
  10/26/2026 08 AM PDT            2.99             74         +              Normal
  10/26/2026 09 AM PDT            2.99             74         0              Normal
  10/26/2026 10 AM PDT            2.99             74         0              Normal
  10/26/2026 11 AM PDT            2.98             73         -              Normal
  10/26/2026 12 PM PDT            2.99             74         +              Normal
  10/26/2026 01 PM PDT            2.99             74         0              Normal
  10/26/2026 02 PM PDT            2.99             74         0              Normal
  10/26/2026 03 PM PDT            2.98             73         -              Normal
  10/26/2026 04 PM PDT            2.99             74         +              Normal
  10/26/2026 05 PM PDT            2.99             74         0              Normal
  10/26/2026 06 PM PDT            2.98             73         -              Normal
  10/26/2026 07 PM PDT            2.97             71         -              Normal
  10/26/2026 08 PM PDT            2.98             73         +              Normal
  10/26/2026 09 PM PDT            2.98             73         0              Normal
  10/26/2026 10 PM PDT            2.97             71         -              Normal
  10/26/2026 11 PM PDT            2.96             70         -              Normal
  10/27/2026 12 AM PDT            2.96             70         0              Normal
  10/27/2026 01 AM PDT            2.97             71         +              Normal
  10/27/2026 02 AM PDT            2.97             71         0              Normal
  10/27/2026 03 AM PDT            2.98             73         +              Normal
  10/27/2026 04 AM PDT            2.96             70         -              Normal
  10/27/2026 05 AM PDT            2.96             70         0              Normal
  10/27/2026 06 AM PDT            2.97             71         +              Normal
  10/27/2026 07 AM PDT            2.96             70         -              Normal
  10/27/2026 08 AM PDT            2.97             71         +              Normal
  10/27/2026 09 AM PDT            2.97             71         0              Normal
  10/27/2026 10 AM PDT            2.98             73         +              Normal
  10/27/2026 11 AM PDT            2.99             74         +              Normal
  10/27/2026 12 PM PDT            2.98             73         -              Normal
  10/27/2026 01 PM PDT            2.98             73         0              Normal
  10/27/2026 02 PM PDT            2.98             73         0              Normal
  10/27/2026 03 PM PDT            2.99             74         +              Normal
  10/27/2026 04 PM PDT            2.99             74         0              Normal
  10/27/2026 05 PM PDT            2.99             74         0              Normal
  10/27/2026 06 PM PDT            2.99             74         0              Normal
  10/27/2026 07 PM PDT            2.99             74         0              Normal
  10/27/2026 08 PM PDT            3.00             76         +              Normal
  10/27/2026 09 PM PDT            2.99             74         -              Normal
  10/27/2026 10 PM PDT            2.99             74         0              Normal
  10/27/2026 11 PM PDT            2.99             74         0              Normal
  10/28/2026 12 AM PDT            2.99             74         0              Normal
  10/28/2026 01 AM PDT            2.99             74         0              Normal
  10/28/2026 02 AM PDT            2.99             74         0              Normal
  10/28/2026 03 AM PDT            2.98             73         -              Normal
  10/28/2026 04 AM PDT            2.99             74         +              Normal
  10/28/2026 05 AM PDT            2.98             73         -              Normal
  10/28/2026 06 AM PDT            2.98             73         0              Normal
  10/28/2026 07 AM PDT            2.98             73         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/28/2026 08 AM PDT            2.98             73                        Normal
  10/28/2026 09 AM PDT            2.98             73         0              Normal
  10/28/2026 10 AM PDT            2.98             73         0              Normal
  10/28/2026 11 AM PDT            2.98             73         0              Normal
  10/28/2026 12 PM PDT            2.98             73         0              Normal
  10/28/2026 01 PM PDT            2.98             73         0              Normal
  10/28/2026 02 PM PDT            2.98             73         0              Normal
  10/28/2026 03 PM PDT            2.98             73         0              Normal
  10/28/2026 04 PM PDT            2.98             73         0              Normal
  10/28/2026 05 PM PDT            2.98             73         0              Normal
  10/28/2026 06 PM PDT            2.98             73         0              Normal
  10/28/2026 07 PM PDT            2.98             73         0              Normal
  10/28/2026 08 PM PDT            2.98             73         0              Normal
  10/28/2026 09 PM PDT            2.98             73         0              Normal
  10/28/2026 10 PM PDT            2.98             73         0              Normal
  10/28/2026 11 PM PDT            2.98             73         0              Normal
  10/29/2026 12 AM PDT            2.98             73         0              Normal
  10/29/2026 01 AM PDT            2.98             73         0              Normal
  10/29/2026 02 AM PDT            2.98             73         0              Normal
  10/29/2026 03 AM PDT            2.98             73         0              Normal
  10/29/2026 04 AM PDT            2.98             73         0              Normal
  10/29/2026 05 AM PDT            2.98             73         0              Normal
  10/29/2026 06 AM PDT            2.98             73         0              Normal
  10/29/2026 07 AM PDT            2.98             73         0              Normal
  10/29/2026 08 AM PDT            2.98             73         0              Normal
  10/29/2026 09 AM PDT            2.98             73         0              Normal
  10/29/2026 10 AM PDT            2.98             73         0              Normal
  10/29/2026 11 AM PDT            2.98             73         0              Normal
  10/29/2026 12 PM PDT            2.98             73         0              Normal
  10/29/2026 01 PM PDT            2.98             73         0              Normal
  10/29/2026 02 PM PDT            2.98             73         0              Normal
  10/29/2026 03 PM PDT            2.98             73         0              Normal
  10/29/2026 04 PM PDT            2.98             73         0              Normal
  10/29/2026 05 PM PDT            2.98             73         0              Normal
  10/29/2026 06 PM PDT            2.98             73         0              Normal
  10/29/2026 07 PM PDT            2.98             73         0              Normal
  10/29/2026 08 PM PDT            2.98             73         0              Normal
  10/29/2026 09 PM PDT            2.98             73         0              Normal
  10/29/2026 10 PM PDT            2.98             73         0              Normal
  10/29/2026 11 PM PDT            2.98             73         0              Normal
  10/30/2026 12 AM PDT            2.98             73         0              Normal
  10/30/2026 01 AM PDT            2.98             73         0              Normal
  10/30/2026 02 AM PDT            2.98             73         0              Normal
  10/30/2026 03 AM PDT            2.98             73         0              Normal
  10/30/2026 04 AM PDT            2.98             73         0              Normal
  10/30/2026 05 AM PDT            2.98             73         0              Normal
  10/30/2026 06 AM PDT            2.98             73         0              Normal
  10/30/2026 07 AM PDT            2.98             73         0              Normal
  10/30/2026 08 AM PDT            2.98             73         0              Normal
  10/30/2026 09 AM PDT            2.98             73         0              Normal
  10/30/2026 10 AM PDT            2.98             73         0              Normal
  10/30/2026 11 AM PDT            2.98             73         0              Normal
  10/30/2026 12 PM PDT            2.98             73         0              Normal
  10/30/2026 01 PM PDT            2.98             73         0              Normal
  10/30/2026 02 PM PDT            2.98             73         0              Normal
  10/30/2026 03 PM PDT            2.98             73         0              Normal
  10/30/2026 04 PM PDT            2.98             73         0              Normal
  10/30/2026 05 PM PDT            2.98             73         0              Normal
  10/30/2026 06 PM PDT            2.98             73         0              Normal
  10/30/2026 07 PM PDT            2.98             73         0              Normal
  10/30/2026 08 PM PDT            2.98             73         0              Normal
  10/30/2026 09 PM PDT            2.98             73         0              Normal
  10/30/2026 10 PM PDT            2.98             73         0              Normal
  10/30/2026 11 PM PDT            2.98             73         0              Normal
  10/31/2026 12 AM PDT            2.98             73         0              Normal
  10/31/2026 01 AM PDT            2.98             73         0              Normal
  10/31/2026 02 AM PDT            2.98             73         0              Normal
  10/31/2026 03 AM PDT            2.98             73         0              Normal
  10/31/2026 04 AM PDT            2.98             73         0              Normal
  10/31/2026 05 AM PDT            2.98             73         0              Normal
  10/31/2026 06 AM PDT            2.98             73         0              Normal
  10/31/2026 07 AM PDT            2.98             73         0              Normal
  10/31/2026 08 AM PDT            2.98             73         0              Normal
  10/31/2026 09 AM PDT            2.98             73         0              Normal
  10/31/2026 10 AM PDT            2.99             74         +              Normal
  10/31/2026 11 AM PDT            2.99             74         0              Normal
  10/31/2026 12 PM PDT            2.99             74         0              Normal
  10/31/2026 01 PM PDT            2.99             74         0              Normal
  10/31/2026 02 PM PDT            2.99             74         0              Normal
  10/31/2026 03 PM PDT            2.99             74         0              Normal
  10/31/2026 04 PM PDT            2.99             74         0              Normal
  10/31/2026 05 PM PDT            2.99             74         0              Normal
  10/31/2026 06 PM PDT            3.00             76         +              Normal
  10/31/2026 07 PM PDT            3.00             76         0              Normal
  10/31/2026 08 PM PDT            3.00             76         0              Normal
  10/31/2026 09 PM PDT            3.00             76         0              Normal
  10/31/2026 10 PM PDT            3.00             76         0              Normal
  10/31/2026 11 PM PDT            3.00             76         0              Normal
  11/01/2026 12 AM PDT            3.00             76         0              Normal
  11/01/2026 01 AM PDT            3.00             76         0              Normal
  11/01/2026 01 AM PST            3.00             76         0              Normal
  11/01/2026 02 AM PST            3.00             76         0              Normal
  11/01/2026 03 AM PST            3.00             76         0              Normal
  11/01/2026 04 AM PST            3.00             76         0              Normal
  11/01/2026 05 AM PST            3.00             76         0              Normal
  11/01/2026 06 AM PST            3.00             76         0              Normal
  11/01/2026 07 AM PST            3.00             76         0              Normal
  11/01/2026 08 AM PST            3.01             78         +              Normal
  11/01/2026 09 AM PST            3.01             78         0              Normal
  11/01/2026 10 AM PST            3.01             78         0              Normal
  11/01/2026 11 AM PST            3.02             79         +              Normal
  11/01/2026 12 PM PST            3.02             79         0              Normal
  11/01/2026 01 PM PST            3.02             79         0              Normal
  11/01/2026 02 PM PST            3.03             81         +              Normal
  11/01/2026 03 PM PST            3.03             81         0              Normal
  11/01/2026 04 PM PST            3.03             81         0              Normal
  11/01/2026 05 PM PST            3.04             83         +              Normal
  11/01/2026 06 PM PST            3.04             83         0              Normal
  11/01/2026 07 PM PST            3.04             83         0              Normal
  11/01/2026 08 PM PST            3.04             83         0              Normal
  11/01/2026 09 PM PST            3.04             83         0              Normal
  11/01/2026 10 PM PST            3.04             83         0              Normal
  11/01/2026 11 PM PST            3.04             83         0              Normal
  11/02/2026 12 AM PST            3.04             83         0              Normal
  11/02/2026 01 AM PST            3.03             81         -              Normal
  11/02/2026 02 AM PST            3.03             81         0              Normal
  11/02/2026 03 AM PST            3.03             81         0              Normal
  11/02/2026 04 AM PST            3.03             81         0              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.