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 FeetForecast Type: Official Location
Location: Sacramento County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Issuance Time: Feb 20 2026 at 1:18 PM PSTNext Issuance: Feb 21 2026 at 9:00 AM PST
Action/Monitor: 38.5 FeetMinor Flood: 44.5 FeetModerate Flood: 53.4 FeetMajor Flood: 53.5 Feet
Please Note:

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Cosumnes River - McConnell (MCNC1)
#
# File Generation Time:  02/20/2026 at 01:18 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/18/2026 at 07:00 AM PST
# Maximum Observed Stage:                       42.88 Feet
#
# Earliest Date & Time of Maximum Forecast:     02/25/2026 at 04:00 AM PST
# Maximum Forecast Stage:                       36.31 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  02/15/2026 01 PM PST           27.11                        Normal
  02/15/2026 02 PM PST           27.12         +              Normal
  02/15/2026 03 PM PST           27.12         0              Normal
  02/15/2026 04 PM PST           27.12         0              Normal
  02/15/2026 05 PM PST           27.12         0              Normal
  02/15/2026 06 PM PST           27.12         0              Normal
  02/15/2026 07 PM PST           27.11         -              Normal
  02/15/2026 08 PM PST           27.12         +              Normal
  02/15/2026 09 PM PST           27.10         -              Normal
  02/15/2026 10 PM PST           27.12         +              Normal
  02/15/2026 11 PM PST           27.14         +              Normal
  02/16/2026 12 AM PST           27.15         +              Normal
  02/16/2026 01 AM PST           27.15         0              Normal
  02/16/2026 02 AM PST           27.16         +              Normal
  02/16/2026 03 AM PST           27.18         +              Normal
  02/16/2026 04 AM PST           27.22         +              Normal
  02/16/2026 05 AM PST           27.26         +              Normal
  02/16/2026 06 AM PST           27.30         +              Normal
  02/16/2026 07 AM PST           27.32         +              Normal
  02/16/2026 08 AM PST           27.38         +              Normal
  02/16/2026 09 AM PST           27.39         +              Normal
  02/16/2026 10 AM PST           27.45         +              Normal
  02/16/2026 11 AM PST           27.52         +              Normal
  02/16/2026 12 PM PST           27.60         +              Normal
  02/16/2026 01 PM PST           27.71         +              Normal
  02/16/2026 02 PM PST           27.81         +              Normal
  02/16/2026 03 PM PST           28.04         +              Normal
  02/16/2026 04 PM PST           29.10         +              Normal
  02/16/2026 05 PM PST           31.05         +              Normal
  02/16/2026 06 PM PST           33.05         +              Normal
  02/16/2026 07 PM PST           34.61         +              Normal
  02/16/2026 08 PM PST           35.63         +              Normal
  02/16/2026 09 PM PST           36.19         +              Normal
  02/16/2026 10 PM PST           36.55         +              Normal
  02/16/2026 11 PM PST           36.75         +              Normal
  02/17/2026 12 AM PST           36.92         +              Normal
  02/17/2026 01 AM PST           37.03         +              Normal
  02/17/2026 02 AM PST           37.12         +              Normal
  02/17/2026 03 AM PST           37.32         +              Normal
  02/17/2026 04 AM PST           37.50         +              Normal
  02/17/2026 05 AM PST           37.66         +              Normal
  02/17/2026 06 AM PST           37.82         +              Normal
  02/17/2026 07 AM PST           37.92         +              Normal
  02/17/2026 08 AM PST           38.00         +              Normal
  02/17/2026 09 AM PST           38.09         +              Normal
  02/17/2026 10 AM PST           38.13         +              Normal
  02/17/2026 11 AM PST           38.18         +              Normal
  02/17/2026 12 PM PST           38.23         +              Normal
  02/17/2026 01 PM PST           38.29         +              Normal
  02/17/2026 02 PM PST           38.36         +              Normal
  02/17/2026 03 PM PST           38.46         +              Normal
  02/17/2026 04 PM PST           38.55         +      Action/Monitor
  02/17/2026 05 PM PST           38.73         +      Action/Monitor
  02/17/2026 06 PM PST           39.07         +      Action/Monitor
  02/17/2026 07 PM PST           39.60         +      Action/Monitor
  02/17/2026 08 PM PST           40.20         +      Action/Monitor
  02/17/2026 09 PM PST           40.65         +      Action/Monitor
  02/17/2026 10 PM PST           41.07         +      Action/Monitor
  02/17/2026 11 PM PST           41.47         +      Action/Monitor
  02/18/2026 12 AM PST           41.88         +      Action/Monitor
  02/18/2026 01 AM PST           42.24         +      Action/Monitor
  02/18/2026 02 AM PST           42.39         +      Action/Monitor
  02/18/2026 03 AM PST           42.64         +      Action/Monitor
  02/18/2026 04 AM PST           42.73         +      Action/Monitor
  02/18/2026 05 AM PST           42.82         +      Action/Monitor
  02/18/2026 06 AM PST           42.86         +      Action/Monitor
  02/18/2026 07 AM PST           42.88         +      Action/Monitor
  02/18/2026 08 AM PST           42.80         -      Action/Monitor
  02/18/2026 09 AM PST           42.77         -      Action/Monitor
  02/18/2026 10 AM PST           42.58         -      Action/Monitor
  02/18/2026 11 AM PST           42.52         -      Action/Monitor
  02/18/2026 12 PM PST           42.31         -      Action/Monitor
  02/18/2026 01 PM PST           42.13         -      Action/Monitor
  02/18/2026 02 PM PST           41.84         -      Action/Monitor
  02/18/2026 03 PM PST           41.63         -      Action/Monitor
  02/18/2026 04 PM PST           41.53         -      Action/Monitor
  02/18/2026 05 PM PST           41.11         -      Action/Monitor
  02/18/2026 06 PM PST           40.84         -      Action/Monitor
  02/18/2026 07 PM PST           40.61         -      Action/Monitor
  02/18/2026 08 PM PST           40.29         -      Action/Monitor
  02/18/2026 09 PM PST           40.03         -      Action/Monitor
  02/18/2026 10 PM PST           39.76         -      Action/Monitor
  02/18/2026 11 PM PST           39.47         -      Action/Monitor
  02/19/2026 12 AM PST           39.24         -      Action/Monitor
  02/19/2026 01 AM PST           39.01         -      Action/Monitor
  02/19/2026 02 AM PST           38.76         -      Action/Monitor
  02/19/2026 03 AM PST           38.61         -      Action/Monitor
  02/19/2026 04 AM PST           38.46         -              Normal
  02/19/2026 05 AM PST           38.28         -              Normal
  02/19/2026 06 AM PST           38.07         -              Normal
  02/19/2026 07 AM PST           37.96         -              Normal
  02/19/2026 08 AM PST           37.85         -              Normal
  02/19/2026 09 AM PST           37.67         -              Normal
  02/19/2026 10 AM PST           37.48         -              Normal
  02/19/2026 11 AM PST           37.31         -              Normal
  02/19/2026 12 PM PST           37.31         0              Normal
  02/19/2026 01 PM PST           37.00         -              Normal
  02/19/2026 02 PM PST           36.87         -              Normal
  02/19/2026 03 PM PST           36.82         -              Normal
  02/19/2026 04 PM PST           36.64         -              Normal
  02/19/2026 05 PM PST           36.48         -              Normal
  02/19/2026 06 PM PST           36.40         -              Normal
  02/19/2026 07 PM PST           36.25         -              Normal
  02/19/2026 08 PM PST           36.17         -              Normal
  02/19/2026 09 PM PST           36.08         -              Normal
  02/19/2026 10 PM PST           36.01         -              Normal
  02/19/2026 11 PM PST           35.99         -              Normal
  02/20/2026 12 AM PST           35.99         0              Normal
  02/20/2026 01 AM PST           36.04         +              Normal
  02/20/2026 02 AM PST           36.13         +              Normal
  02/20/2026 03 AM PST           36.19         +              Normal
  02/20/2026 04 AM PST           36.28         +              Normal
  02/20/2026 05 AM PST           36.29         +              Normal
  02/20/2026 06 AM PST           36.32         +              Normal
  02/20/2026 07 AM PST           36.27         -              Normal
  02/20/2026 08 AM PST           36.20         -              Normal
  02/20/2026 09 AM PST           36.13         -              Normal
  02/20/2026 10 AM PST           36.01         -              Normal
  02/20/2026 11 AM PST           35.88         -              Normal
  02/20/2026 12 PM PST           35.73         -              Normal
  02/20/2026 01 PM PST           35.59         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  02/20/2026 02 PM PST           35.44                        Normal
  02/20/2026 03 PM PST           35.28         -              Normal
  02/20/2026 04 PM PST           35.12         -              Normal
  02/20/2026 05 PM PST           34.95         -              Normal
  02/20/2026 06 PM PST           34.77         -              Normal
  02/20/2026 07 PM PST           34.59         -              Normal
  02/20/2026 08 PM PST           34.40         -              Normal
  02/20/2026 09 PM PST           34.22         -              Normal
  02/20/2026 10 PM PST           34.03         -              Normal
  02/20/2026 11 PM PST           33.82         -              Normal
  02/21/2026 12 AM PST           33.62         -              Normal
  02/21/2026 01 AM PST           33.42         -              Normal
  02/21/2026 02 AM PST           33.23         -              Normal
  02/21/2026 03 AM PST           33.04         -              Normal
  02/21/2026 04 AM PST           32.85         -              Normal
  02/21/2026 05 AM PST           32.69         -              Normal
  02/21/2026 06 AM PST           32.53         -              Normal
  02/21/2026 07 AM PST           32.38         -              Normal
  02/21/2026 08 AM PST           32.23         -              Normal
  02/21/2026 09 AM PST           32.08         -              Normal
  02/21/2026 10 AM PST           31.93         -              Normal
  02/21/2026 11 AM PST           31.80         -              Normal
  02/21/2026 12 PM PST           31.66         -              Normal
  02/21/2026 01 PM PST           31.53         -              Normal
  02/21/2026 02 PM PST           31.39         -              Normal
  02/21/2026 03 PM PST           31.27         -              Normal
  02/21/2026 04 PM PST           31.15         -              Normal
  02/21/2026 05 PM PST           31.03         -              Normal
  02/21/2026 06 PM PST           30.92         -              Normal
  02/21/2026 07 PM PST           30.81         -              Normal
  02/21/2026 08 PM PST           30.70         -              Normal
  02/21/2026 09 PM PST           30.60         -              Normal
  02/21/2026 10 PM PST           30.50         -              Normal
  02/21/2026 11 PM PST           30.41         -              Normal
  02/22/2026 12 AM PST           30.32         -              Normal
  02/22/2026 01 AM PST           30.23         -              Normal
  02/22/2026 02 AM PST           30.14         -              Normal
  02/22/2026 03 AM PST           30.07         -              Normal
  02/22/2026 04 AM PST           29.99         -              Normal
  02/22/2026 05 AM PST           29.91         -              Normal
  02/22/2026 06 AM PST           29.84         -              Normal
  02/22/2026 07 AM PST           29.77         -              Normal
  02/22/2026 08 AM PST           29.71         -              Normal
  02/22/2026 09 AM PST           29.64         -              Normal
  02/22/2026 10 AM PST           29.59         -              Normal
  02/22/2026 11 AM PST           29.53         -              Normal
  02/22/2026 12 PM PST           29.47         -              Normal
  02/22/2026 01 PM PST           29.42         -              Normal
  02/22/2026 02 PM PST           29.37         -              Normal
  02/22/2026 03 PM PST           29.32         -              Normal
  02/22/2026 04 PM PST           29.27         -              Normal
  02/22/2026 05 PM PST           29.22         -              Normal
  02/22/2026 06 PM PST           29.18         -              Normal
  02/22/2026 07 PM PST           29.13         -              Normal
  02/22/2026 08 PM PST           29.09         -              Normal
  02/22/2026 09 PM PST           29.05         -              Normal
  02/22/2026 10 PM PST           29.02         -              Normal
  02/22/2026 11 PM PST           28.98         -              Normal
  02/23/2026 12 AM PST           28.95         -              Normal
  02/23/2026 01 AM PST           28.92         -              Normal
  02/23/2026 02 AM PST           28.89         -              Normal
  02/23/2026 03 AM PST           28.86         -              Normal
  02/23/2026 04 AM PST           28.84         -              Normal
  02/23/2026 05 AM PST           28.82         -              Normal
  02/23/2026 06 AM PST           28.80         -              Normal
  02/23/2026 07 AM PST           28.78         -              Normal
  02/23/2026 08 AM PST           28.76         -              Normal
  02/23/2026 09 AM PST           28.75         -              Normal
  02/23/2026 10 AM PST           28.73         -              Normal
  02/23/2026 11 AM PST           28.72         -              Normal
  02/23/2026 12 PM PST           28.71         -              Normal
  02/23/2026 01 PM PST           28.70         -              Normal
  02/23/2026 02 PM PST           28.69         -              Normal
  02/23/2026 03 PM PST           28.68         -              Normal
  02/23/2026 04 PM PST           28.68         0              Normal
  02/23/2026 05 PM PST           28.68         0              Normal
  02/23/2026 06 PM PST           28.67         -              Normal
  02/23/2026 07 PM PST           28.67         0              Normal
  02/23/2026 08 PM PST           28.67         0              Normal
  02/23/2026 09 PM PST           28.67         0              Normal
  02/23/2026 10 PM PST           28.67         0              Normal
  02/23/2026 11 PM PST           28.68         +              Normal
  02/24/2026 12 AM PST           28.68         0              Normal
  02/24/2026 01 AM PST           28.68         0              Normal
  02/24/2026 02 AM PST           28.69         +              Normal
  02/24/2026 03 AM PST           28.70         +              Normal
  02/24/2026 04 AM PST           28.72         +              Normal
  02/24/2026 05 AM PST           28.73         +              Normal
  02/24/2026 06 AM PST           28.75         +              Normal
  02/24/2026 07 AM PST           28.78         +              Normal
  02/24/2026 08 AM PST           28.80         +              Normal
  02/24/2026 09 AM PST           28.84         +              Normal
  02/24/2026 10 AM PST           28.88         +              Normal
  02/24/2026 11 AM PST           28.94         +              Normal
  02/24/2026 12 PM PST           29.02         +              Normal
  02/24/2026 01 PM PST           29.14         +              Normal
  02/24/2026 02 PM PST           29.31         +              Normal
  02/24/2026 03 PM PST           29.53         +              Normal
  02/24/2026 04 PM PST           29.81         +              Normal
  02/24/2026 05 PM PST           30.16         +              Normal
  02/24/2026 06 PM PST           30.58         +              Normal
  02/24/2026 07 PM PST           31.05         +              Normal
  02/24/2026 08 PM PST           31.55         +              Normal
  02/24/2026 09 PM PST           32.07         +              Normal
  02/24/2026 10 PM PST           32.60         +              Normal
  02/24/2026 11 PM PST           33.16         +              Normal
  02/25/2026 12 AM PST           33.73         +              Normal
  02/25/2026 01 AM PST           34.33         +              Normal
  02/25/2026 02 AM PST           34.96         +              Normal
  02/25/2026 03 AM PST           35.63         +              Normal
  02/25/2026 04 AM PST           36.31         +              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.