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 - MCCONNELL (MCNC1)
Latitude: 38.36º NLongitude: 121.34º WElevation: 5 Feet
Location: Sacramento County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Issuance Time: Jan 24 2025 at 1:21 PM PSTNext Issuance: Jan 25 2025 at 9:00 AM PST
Action/Monitor: 38.5 FeetMinor Flood: 44.5 FeetModerate Flood: 53.4 FeetMajor Flood: 53.5 Feet
Please Note:On June 20, 2023, the datum was changed from USED to NAVD88 (+2.46 feet). As a result the monitor stage was updated to 38.5 ft and flood stage was updated to 44.5 ft.

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Cosumnes River - McConnell (MCNC1)
#
# File Generation Time:  01/24/2025 at 01:21 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/19/2025 at 05:00 PM PST
# Maximum Observed Stage:                       26.67 Feet
#
# Earliest Date & Time of Maximum Forecast:     01/24/2025 at 02:00 PM PST
# Maximum Forecast Stage:                       26.56 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  01/19/2025 01 PM PST           26.67                        Normal
  01/19/2025 02 PM PST           26.67         0              Normal
  01/19/2025 03 PM PST           26.67         0              Normal
  01/19/2025 04 PM PST           26.67         0              Normal
  01/19/2025 05 PM PST           26.67         0              Normal
  01/19/2025 06 PM PST           26.66         -              Normal
  01/19/2025 07 PM PST           26.66         0              Normal
  01/19/2025 08 PM PST           26.66         0              Normal
  01/19/2025 09 PM PST           26.66         0              Normal
  01/19/2025 10 PM PST           26.66         0              Normal
  01/19/2025 11 PM PST           26.66         0              Normal
  01/20/2025 12 AM PST           26.66         0              Normal
  01/20/2025 01 AM PST           26.65         -              Normal
  01/20/2025 02 AM PST           26.65         0              Normal
  01/20/2025 03 AM PST           26.65         0              Normal
  01/20/2025 04 AM PST           26.65         0              Normal
  01/20/2025 05 AM PST           26.65         0              Normal
  01/20/2025 06 AM PST           26.65         0              Normal
  01/20/2025 07 AM PST           26.65         0              Normal
  01/20/2025 08 AM PST           26.65         0              Normal
  01/20/2025 09 AM PST           26.65         0              Normal
  01/20/2025 10 AM PST           26.65         0              Normal
  01/20/2025 11 AM PST           26.64         -              Normal
  01/20/2025 12 PM PST           26.64         0              Normal
  01/20/2025 01 PM PST           26.64         0              Normal
  01/20/2025 02 PM PST           26.64         0              Normal
  01/20/2025 03 PM PST           26.64         0              Normal
  01/20/2025 04 PM PST           26.64         0              Normal
  01/20/2025 05 PM PST           26.64         0              Normal
  01/20/2025 06 PM PST           26.64         0              Normal
  01/20/2025 07 PM PST           26.64         0              Normal
  01/20/2025 08 PM PST           26.63         -              Normal
  01/20/2025 09 PM PST           26.63         0              Normal
  01/20/2025 10 PM PST           26.63         0              Normal
  01/20/2025 11 PM PST           26.63         0              Normal
  01/21/2025 12 AM PST           26.63         0              Normal
  01/21/2025 01 AM PST           26.63         0              Normal
  01/21/2025 02 AM PST           26.63         0              Normal
  01/21/2025 03 AM PST           26.63         0              Normal
  01/21/2025 04 AM PST           26.63         0              Normal
  01/21/2025 05 AM PST           26.62         -              Normal
  01/21/2025 06 AM PST           26.63         +              Normal
  01/21/2025 07 AM PST           26.62         -              Normal
  01/21/2025 08 AM PST           26.62         0              Normal
  01/21/2025 09 AM PST           26.62         0              Normal
  01/21/2025 10 AM PST           26.63         +              Normal
  01/21/2025 11 AM PST           26.62         -              Normal
  01/21/2025 12 PM PST           26.63         +              Normal
  01/21/2025 01 PM PST           26.62         -              Normal
  01/21/2025 02 PM PST           26.62         0              Normal
  01/21/2025 03 PM PST           26.61         -              Normal
  01/21/2025 04 PM PST           26.61         0              Normal
  01/21/2025 05 PM PST           26.61         0              Normal
  01/21/2025 06 PM PST           26.62         +              Normal
  01/21/2025 07 PM PST           26.61         -              Normal
  01/21/2025 08 PM PST           26.62         +              Normal
  01/21/2025 09 PM PST           26.61         -              Normal
  01/21/2025 10 PM PST           26.61         0              Normal
  01/21/2025 11 PM PST           26.61         0              Normal
  01/22/2025 12 AM PST           26.61         0              Normal
  01/22/2025 01 AM PST           26.61         0              Normal
  01/22/2025 02 AM PST           26.61         0              Normal
  01/22/2025 03 AM PST           26.60         -              Normal
  01/22/2025 04 AM PST           26.60         0              Normal
  01/22/2025 05 AM PST           26.60         0              Normal
  01/22/2025 06 AM PST           26.59         -              Normal
  01/22/2025 07 AM PST           26.59         0              Normal
  01/22/2025 08 AM PST           26.59         0              Normal
  01/22/2025 09 AM PST           26.59         0              Normal
  01/22/2025 10 AM PST           26.60         +              Normal
  01/22/2025 11 AM PST           26.60         0              Normal
  01/22/2025 12 PM PST           26.60         0              Normal
  01/22/2025 01 PM PST           26.60         0              Normal
  01/22/2025 02 PM PST           26.60         0              Normal
  01/22/2025 03 PM PST           26.60         0              Normal
  01/22/2025 04 PM PST           26.59         -              Normal
  01/22/2025 05 PM PST           26.59         0              Normal
  01/22/2025 06 PM PST           26.59         0              Normal
  01/22/2025 07 PM PST           26.59         0              Normal
  01/22/2025 08 PM PST           26.59         0              Normal
  01/22/2025 09 PM PST           26.59         0              Normal
  01/22/2025 10 PM PST           26.59         0              Normal
  01/22/2025 11 PM PST           26.59         0              Normal
  01/23/2025 12 AM PST           26.58         -              Normal
  01/23/2025 01 AM PST           26.58         0              Normal
  01/23/2025 02 AM PST           26.58         0              Normal
  01/23/2025 03 AM PST           26.57         -              Normal
  01/23/2025 04 AM PST           26.57         0              Normal
  01/23/2025 05 AM PST           26.57         0              Normal
  01/23/2025 06 AM PST           26.57         0              Normal
  01/23/2025 07 AM PST           26.57         0              Normal
  01/23/2025 08 AM PST           26.56         -              Normal
  01/23/2025 09 AM PST           26.56         0              Normal
  01/23/2025 10 AM PST           26.57         +              Normal
  01/23/2025 11 AM PST           26.57         0              Normal
  01/23/2025 12 PM PST           26.57         0              Normal
  01/23/2025 01 PM PST           26.58         +              Normal
  01/23/2025 02 PM PST           26.58         0              Normal
  01/23/2025 03 PM PST           26.58         0              Normal
  01/23/2025 04 PM PST           26.58         0              Normal
  01/23/2025 05 PM PST           26.58         0              Normal
  01/23/2025 06 PM PST           26.58         0              Normal
  01/23/2025 07 PM PST           26.58         0              Normal
  01/23/2025 08 PM PST           26.58         0              Normal
  01/23/2025 09 PM PST           26.58         0              Normal
  01/23/2025 10 PM PST           26.58         0              Normal
  01/23/2025 11 PM PST           26.58         0              Normal
  01/24/2025 12 AM PST           26.58         0              Normal
  01/24/2025 01 AM PST           26.57         -              Normal
  01/24/2025 02 AM PST           26.57         0              Normal
  01/24/2025 03 AM PST           26.57         0              Normal
  01/24/2025 04 AM PST           26.56         -              Normal
  01/24/2025 05 AM PST           26.56         0              Normal
  01/24/2025 06 AM PST           26.56         0              Normal
  01/24/2025 07 AM PST           26.56         0              Normal
  01/24/2025 08 AM PST           26.56         0              Normal
  01/24/2025 09 AM PST           26.56         0              Normal
  01/24/2025 10 AM PST           26.56         0              Normal
  01/24/2025 11 AM PST           26.56         0              Normal
  01/24/2025 12 PM PST           26.56         0              Normal
  01/24/2025 01 PM PST           26.56         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  01/24/2025 02 PM PST           26.56                        Normal
  01/24/2025 03 PM PST           26.55         -              Normal
  01/24/2025 04 PM PST           26.55         0              Normal
  01/24/2025 05 PM PST           26.55         0              Normal
  01/24/2025 06 PM PST           26.55         0              Normal
  01/24/2025 07 PM PST           26.55         0              Normal
  01/24/2025 08 PM PST           26.55         0              Normal
  01/24/2025 09 PM PST           26.55         0              Normal
  01/24/2025 10 PM PST           26.55         0              Normal
  01/24/2025 11 PM PST           26.55         0              Normal
  01/25/2025 12 AM PST           26.55         0              Normal
  01/25/2025 01 AM PST           26.56         +              Normal
  01/25/2025 02 AM PST           26.55         -              Normal
  01/25/2025 03 AM PST           26.55         0              Normal
  01/25/2025 04 AM PST           26.55         0              Normal
  01/25/2025 05 AM PST           26.55         0              Normal
  01/25/2025 06 AM PST           26.55         0              Normal
  01/25/2025 07 AM PST           26.55         0              Normal
  01/25/2025 08 AM PST           26.55         0              Normal
  01/25/2025 09 AM PST           26.55         0              Normal
  01/25/2025 10 AM PST           26.55         0              Normal
  01/25/2025 11 AM PST           26.55         0              Normal
  01/25/2025 12 PM PST           26.55         0              Normal
  01/25/2025 01 PM PST           26.55         0              Normal
  01/25/2025 02 PM PST           26.55         0              Normal
  01/25/2025 03 PM PST           26.55         0              Normal
  01/25/2025 04 PM PST           26.55         0              Normal
  01/25/2025 05 PM PST           26.55         0              Normal
  01/25/2025 06 PM PST           26.54         -              Normal
  01/25/2025 07 PM PST           26.54         0              Normal
  01/25/2025 08 PM PST           26.54         0              Normal
  01/25/2025 09 PM PST           26.54         0              Normal
  01/25/2025 10 PM PST           26.54         0              Normal
  01/25/2025 11 PM PST           26.54         0              Normal
  01/26/2025 12 AM PST           26.54         0              Normal
  01/26/2025 01 AM PST           26.54         0              Normal
  01/26/2025 02 AM PST           26.54         0              Normal
  01/26/2025 03 AM PST           26.54         0              Normal
  01/26/2025 04 AM PST           26.54         0              Normal
  01/26/2025 05 AM PST           26.53         -              Normal
  01/26/2025 06 AM PST           26.53         0              Normal
  01/26/2025 07 AM PST           26.53         0              Normal
  01/26/2025 08 AM PST           26.53         0              Normal
  01/26/2025 09 AM PST           26.53         0              Normal
  01/26/2025 10 AM PST           26.53         0              Normal
  01/26/2025 11 AM PST           26.53         0              Normal
  01/26/2025 12 PM PST           26.53         0              Normal
  01/26/2025 01 PM PST           26.53         0              Normal
  01/26/2025 02 PM PST           26.53         0              Normal
  01/26/2025 03 PM PST           26.53         0              Normal
  01/26/2025 04 PM PST           26.53         0              Normal
  01/26/2025 05 PM PST           26.53         0              Normal
  01/26/2025 06 PM PST           26.54         +              Normal
  01/26/2025 07 PM PST           26.54         0              Normal
  01/26/2025 08 PM PST           26.54         0              Normal
  01/26/2025 09 PM PST           26.54         0              Normal
  01/26/2025 10 PM PST           26.54         0              Normal
  01/26/2025 11 PM PST           26.54         0              Normal
  01/27/2025 12 AM PST           26.54         0              Normal
  01/27/2025 01 AM PST           26.54         0              Normal
  01/27/2025 02 AM PST           26.54         0              Normal
  01/27/2025 03 AM PST           26.54         0              Normal
  01/27/2025 04 AM PST           26.54         0              Normal
  01/27/2025 05 AM PST           26.54         0              Normal
  01/27/2025 06 AM PST           26.54         0              Normal
  01/27/2025 07 AM PST           26.54         0              Normal
  01/27/2025 08 AM PST           26.53         -              Normal
  01/27/2025 09 AM PST           26.53         0              Normal
  01/27/2025 10 AM PST           26.53         0              Normal
  01/27/2025 11 AM PST           26.53         0              Normal
  01/27/2025 12 PM PST           26.53         0              Normal
  01/27/2025 01 PM PST           26.52         -              Normal
  01/27/2025 02 PM PST           26.52         0              Normal
  01/27/2025 03 PM PST           26.52         0              Normal
  01/27/2025 04 PM PST           26.52         0              Normal
  01/27/2025 05 PM PST           26.52         0              Normal
  01/27/2025 06 PM PST           26.51         -              Normal
  01/27/2025 07 PM PST           26.51         0              Normal
  01/27/2025 08 PM PST           26.51         0              Normal
  01/27/2025 09 PM PST           26.51         0              Normal
  01/27/2025 10 PM PST           26.51         0              Normal
  01/27/2025 11 PM PST           26.50         -              Normal
  01/28/2025 12 AM PST           26.50         0              Normal
  01/28/2025 01 AM PST           26.50         0              Normal
  01/28/2025 02 AM PST           26.50         0              Normal
  01/28/2025 03 AM PST           26.50         0              Normal
  01/28/2025 04 AM PST           26.49         -              Normal
  01/28/2025 05 AM PST           26.49         0              Normal
  01/28/2025 06 AM PST           26.49         0              Normal
  01/28/2025 07 AM PST           26.49         0              Normal
  01/28/2025 08 AM PST           26.49         0              Normal
  01/28/2025 09 AM PST           26.49         0              Normal
  01/28/2025 10 AM PST           26.49         0              Normal
  01/28/2025 11 AM PST           26.48         -              Normal
  01/28/2025 12 PM PST           26.48         0              Normal
  01/28/2025 01 PM PST           26.48         0              Normal
  01/28/2025 02 PM PST           26.48         0              Normal
  01/28/2025 03 PM PST           26.48         0              Normal
  01/28/2025 04 PM PST           26.48         0              Normal
  01/28/2025 05 PM PST           26.48         0              Normal
  01/28/2025 06 PM PST           26.48         0              Normal
  01/28/2025 07 PM PST           26.47         -              Normal
  01/28/2025 08 PM PST           26.47         0              Normal
  01/28/2025 09 PM PST           26.47         0              Normal
  01/28/2025 10 PM PST           26.47         0              Normal
  01/28/2025 11 PM PST           26.47         0              Normal
  01/29/2025 12 AM PST           26.47         0              Normal
  01/29/2025 01 AM PST           26.47         0              Normal
  01/29/2025 02 AM PST           26.47         0              Normal
  01/29/2025 03 AM PST           26.47         0              Normal
  01/29/2025 04 AM PST           26.47         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.