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

 | 

MIDDLE FORK COSUMNES RIVER - SOMERSET (SOSC1)
Latitude: 38.62º NLongitude: 120.70º WElevation: 1821 Feet
Location: El Dorado County in CaliforniaRiver Group: San Joaquin
Issuance Time: Dec 08 2022 at 2:26 PM PSTNext Issuance: Dec 09 2022 at 9:00 AM PST
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Middle Fork Cosumnes River - Somerset (SOSC1)
#
# File Generation Time:  12/08/2022 at 02:27 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/04/2022 at 09:00 AM PST
# Maximum Observed Stage:                       5.5 Feet
# Maximum Observed Flow:                        265 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/11/2022 at 03:00 AM PST
# Maximum Forecast Stage:                       5.3 Feet
# Maximum Forecast Flow:                        234 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/03/2022 02 PM PST             4.2             74                Not Applicable
  12/03/2022 03 PM PST             4.2             74         0      Not Applicable
  12/03/2022 04 PM PST             4.2             74         0      Not Applicable
  12/03/2022 05 PM PST             4.2             75         +      Not Applicable
  12/03/2022 06 PM PST             4.2             78         +      Not Applicable
  12/03/2022 07 PM PST             4.2             80         +      Not Applicable
  12/03/2022 08 PM PST             4.2             81         +      Not Applicable
  12/03/2022 09 PM PST             4.2             82         +      Not Applicable
  12/03/2022 10 PM PST             4.3             85         +      Not Applicable
  12/03/2022 11 PM PST             4.3             90         +      Not Applicable
  12/04/2022 12 AM PST             4.4            101         +      Not Applicable
  12/04/2022 01 AM PST             4.6            124         +      Not Applicable
  12/04/2022 02 AM PST             4.8            149         +      Not Applicable
  12/04/2022 03 AM PST             4.9            169         +      Not Applicable
  12/04/2022 04 AM PST             5.0            180         +      Not Applicable
  12/04/2022 05 AM PST             5.0            185         +      Not Applicable
  12/04/2022 06 AM PST             5.2            206         +      Not Applicable
  12/04/2022 07 AM PST             5.3            237         +      Not Applicable
  12/04/2022 08 AM PST             5.4            255         +      Not Applicable
  12/04/2022 09 AM PST             5.5            265         +      Not Applicable
  12/04/2022 10 AM PST             5.5            261         -      Not Applicable
  12/04/2022 11 AM PST             5.5            257         -      Not Applicable
  12/04/2022 12 PM PST             5.4            254         -      Not Applicable
  12/04/2022 01 PM PST             5.4            250         -      Not Applicable
  12/04/2022 02 PM PST             5.4            250         0      Not Applicable
  12/04/2022 03 PM PST             5.4            250         0      Not Applicable
  12/04/2022 04 PM PST             5.4            242         -      Not Applicable
  12/04/2022 05 PM PST             5.3            235         -      Not Applicable
  12/04/2022 06 PM PST             5.3            225         -      Not Applicable
  12/04/2022 07 PM PST             5.2            214         -      Not Applicable
  12/04/2022 08 PM PST             5.2            206         -      Not Applicable
  12/04/2022 09 PM PST             5.1            197         -      Not Applicable
  12/04/2022 10 PM PST             5.1            191         -      Not Applicable
  12/04/2022 11 PM PST             5.0            185         -      Not Applicable
  12/05/2022 12 AM PST             5.0            178         -      Not Applicable
  12/05/2022 01 AM PST             5.0            174         -      Not Applicable
  12/05/2022 02 AM PST             4.9            169         -      Not Applicable
  12/05/2022 03 AM PST             4.9            165         -      Not Applicable
  12/05/2022 04 AM PST             4.9            160         -      Not Applicable
  12/05/2022 05 AM PST             4.8            156         -      Not Applicable
  12/05/2022 06 AM PST             4.8            152         -      Not Applicable
  12/05/2022 07 AM PST             4.8            149         -      Not Applicable
  12/05/2022 08 AM PST             4.8            146         -      Not Applicable
  12/05/2022 09 AM PST             4.8            144         -      Not Applicable
  12/05/2022 10 AM PST             4.7            141         -      Not Applicable
  12/05/2022 11 AM PST             4.7            138         -      Not Applicable
  12/05/2022 12 PM PST             4.7            137         -      Not Applicable
  12/05/2022 01 PM PST             4.7            136         -      Not Applicable
  12/05/2022 02 PM PST             4.7            133         -      Not Applicable
  12/05/2022 03 PM PST             4.7            133         0      Not Applicable
  12/05/2022 04 PM PST             4.7            130         -      Not Applicable
  12/05/2022 05 PM PST             4.7            130         0      Not Applicable
  12/05/2022 06 PM PST             4.7            133         +      Not Applicable
  12/05/2022 07 PM PST             4.7            130         -      Not Applicable
  12/05/2022 08 PM PST             4.6            129         -      Not Applicable
  12/05/2022 09 PM PST             4.7            130         +      Not Applicable
  12/05/2022 10 PM PST             4.6            129         -      Not Applicable
  12/05/2022 11 PM PST             4.6            128         -      Not Applicable
  12/06/2022 12 AM PST             4.6            126         -      Not Applicable
  12/06/2022 01 AM PST             4.6            125         -      Not Applicable
  12/06/2022 02 AM PST             4.6            122         -      Not Applicable
  12/06/2022 03 AM PST             4.6            121         -      Not Applicable
  12/06/2022 04 AM PST             4.6            120         -      Not Applicable
  12/06/2022 05 AM PST             4.6            119         -      Not Applicable
  12/06/2022 06 AM PST             4.5            117         -      Not Applicable
  12/06/2022 07 AM PST             4.5            116         -      Not Applicable
  12/06/2022 08 AM PST             4.5            115         -      Not Applicable
  12/06/2022 09 AM PST             4.5            114         -      Not Applicable
  12/06/2022 10 AM PST             4.5            113         -      Not Applicable
  12/06/2022 11 AM PST             4.5            113         0      Not Applicable
  12/06/2022 12 PM PST             4.5            110         -      Not Applicable
  12/06/2022 01 PM PST             4.5            110         0      Not Applicable
  12/06/2022 02 PM PST             4.5            109         -      Not Applicable
  12/06/2022 03 PM PST             4.5            108         -      Not Applicable
  12/06/2022 04 PM PST             4.5            108         0      Not Applicable
  12/06/2022 05 PM PST             4.5            107         -      Not Applicable
  12/06/2022 06 PM PST             4.5            106         -      Not Applicable
  12/06/2022 07 PM PST             4.4            104         -      Not Applicable
  12/06/2022 08 PM PST             4.4            104         0      Not Applicable
  12/06/2022 09 PM PST             4.4            103         -      Not Applicable
  12/06/2022 10 PM PST             4.4            103         0      Not Applicable
  12/06/2022 11 PM PST             4.4            102         -      Not Applicable
  12/07/2022 12 AM PST             4.4            102         0      Not Applicable
  12/07/2022 01 AM PST             4.4            101         -      Not Applicable
  12/07/2022 02 AM PST             4.4            101         0      Not Applicable
  12/07/2022 03 AM PST             4.4            101         0      Not Applicable
  12/07/2022 04 AM PST             4.4            100         -      Not Applicable
  12/07/2022 05 AM PST             4.4            100         0      Not Applicable
  12/07/2022 06 AM PST             4.4             99         -      Not Applicable
  12/07/2022 07 AM PST             4.4             99         0      Not Applicable
  12/07/2022 08 AM PST             4.4             98         -      Not Applicable
  12/07/2022 09 AM PST             4.4             98         0      Not Applicable
  12/07/2022 10 AM PST             4.4             98         0      Not Applicable
  12/07/2022 11 AM PST             4.4             97         -      Not Applicable
  12/07/2022 12 PM PST             4.4             97         0      Not Applicable
  12/07/2022 01 PM PST             4.4             95         -      Not Applicable
  12/07/2022 02 PM PST             4.4             95         0      Not Applicable
  12/07/2022 03 PM PST             4.4             95         0      Not Applicable
  12/07/2022 04 PM PST             4.3             94         -      Not Applicable
  12/07/2022 05 PM PST             4.3             94         0      Not Applicable
  12/07/2022 06 PM PST             4.3             94         0      Not Applicable
  12/07/2022 07 PM PST             4.3             93         -      Not Applicable
  12/07/2022 08 PM PST             4.3             93         0      Not Applicable
  12/07/2022 09 PM PST             4.3             93         0      Not Applicable
  12/07/2022 10 PM PST             4.3             93         0      Not Applicable
  12/07/2022 11 PM PST             4.3             92         -      Not Applicable
  12/08/2022 12 AM PST             4.3             92         0      Not Applicable
  12/08/2022 01 AM PST             4.3             91         -      Not Applicable
  12/08/2022 02 AM PST             4.3             91         0      Not Applicable
  12/08/2022 03 AM PST             4.3             91         0      Not Applicable
  12/08/2022 04 AM PST             4.3             90         -      Not Applicable
  12/08/2022 05 AM PST             4.3             90         0      Not Applicable
  12/08/2022 06 AM PST             4.3             89         -      Not Applicable
  12/08/2022 07 AM PST             4.3             89         0      Not Applicable
  12/08/2022 08 AM PST             4.3             88         -      Not Applicable
  12/08/2022 09 AM PST             4.3             88         0      Not Applicable
  12/08/2022 10 AM PST             4.3             88         0      Not Applicable
  12/08/2022 11 AM PST             4.3             88         0      Not Applicable
  12/08/2022 12 PM PST             4.3             88         0      Not Applicable
  12/08/2022 01 PM PST             4.3             87         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/08/2022 02 PM PST             4.3             87                Not Applicable
  12/08/2022 03 PM PST             4.3             86         -      Not Applicable
  12/08/2022 04 PM PST             4.3             86         0      Not Applicable
  12/08/2022 05 PM PST             4.3             85         -      Not Applicable
  12/08/2022 06 PM PST             4.3             85         0      Not Applicable
  12/08/2022 07 PM PST             4.2             84         -      Not Applicable
  12/08/2022 08 PM PST             4.2             84         0      Not Applicable
  12/08/2022 09 PM PST             4.2             83         -      Not Applicable
  12/08/2022 10 PM PST             4.2             83         0      Not Applicable
  12/08/2022 11 PM PST             4.2             82         -      Not Applicable
  12/09/2022 12 AM PST             4.2             82         0      Not Applicable
  12/09/2022 01 AM PST             4.2             82         0      Not Applicable
  12/09/2022 02 AM PST             4.2             81         -      Not Applicable
  12/09/2022 03 AM PST             4.2             81         0      Not Applicable
  12/09/2022 04 AM PST             4.2             80         -      Not Applicable
  12/09/2022 05 AM PST             4.2             80         0      Not Applicable
  12/09/2022 06 AM PST             4.2             80         0      Not Applicable
  12/09/2022 07 AM PST             4.2             79         -      Not Applicable
  12/09/2022 08 AM PST             4.2             79         0      Not Applicable
  12/09/2022 09 AM PST             4.2             79         0      Not Applicable
  12/09/2022 10 AM PST             4.2             78         -      Not Applicable
  12/09/2022 11 AM PST             4.2             78         0      Not Applicable
  12/09/2022 12 PM PST             4.2             78         0      Not Applicable
  12/09/2022 01 PM PST             4.2             77         -      Not Applicable
  12/09/2022 02 PM PST             4.2             77         0      Not Applicable
  12/09/2022 03 PM PST             4.2             76         -      Not Applicable
  12/09/2022 04 PM PST             4.2             76         0      Not Applicable
  12/09/2022 05 PM PST             4.2             75         -      Not Applicable
  12/09/2022 06 PM PST             4.2             74         -      Not Applicable
  12/09/2022 07 PM PST             4.2             74         0      Not Applicable
  12/09/2022 08 PM PST             4.1             74         -      Not Applicable
  12/09/2022 09 PM PST             4.1             74         0      Not Applicable
  12/09/2022 10 PM PST             4.1             73         -      Not Applicable
  12/09/2022 11 PM PST             4.1             73         0      Not Applicable
  12/10/2022 12 AM PST             4.1             72         -      Not Applicable
  12/10/2022 01 AM PST             4.1             72         0      Not Applicable
  12/10/2022 02 AM PST             4.1             71         -      Not Applicable
  12/10/2022 03 AM PST             4.1             70         -      Not Applicable
  12/10/2022 04 AM PST             4.1             70         0      Not Applicable
  12/10/2022 05 AM PST             4.1             70         0      Not Applicable
  12/10/2022 06 AM PST             4.1             69         -      Not Applicable
  12/10/2022 07 AM PST             4.1             69         0      Not Applicable
  12/10/2022 08 AM PST             4.1             68         -      Not Applicable
  12/10/2022 09 AM PST             4.1             68         0      Not Applicable
  12/10/2022 10 AM PST             4.1             68         0      Not Applicable
  12/10/2022 11 AM PST             4.1             68         0      Not Applicable
  12/10/2022 12 PM PST             4.1             69         +      Not Applicable
  12/10/2022 01 PM PST             4.1             70         +      Not Applicable
  12/10/2022 02 PM PST             4.1             71         +      Not Applicable
  12/10/2022 03 PM PST             4.1             74         +      Not Applicable
  12/10/2022 04 PM PST             4.2             79         +      Not Applicable
  12/10/2022 05 PM PST             4.3             91         +      Not Applicable
  12/10/2022 06 PM PST             4.5            110         +      Not Applicable
  12/10/2022 07 PM PST             4.6            129         +      Not Applicable
  12/10/2022 08 PM PST             4.8            146         +      Not Applicable
  12/10/2022 09 PM PST             4.9            162         +      Not Applicable
  12/10/2022 10 PM PST             5.0            178         +      Not Applicable
  12/10/2022 11 PM PST             5.1            192         +      Not Applicable
  12/11/2022 12 AM PST             5.2            204         +      Not Applicable
  12/11/2022 01 AM PST             5.2            216         +      Not Applicable
  12/11/2022 02 AM PST             5.3            226         +      Not Applicable
  12/11/2022 03 AM PST             5.3            234         +      Not Applicable
  12/11/2022 04 AM PST             5.3            232         -      Not Applicable
  12/11/2022 05 AM PST             5.3            225         -      Not Applicable
  12/11/2022 06 AM PST             5.2            214         -      Not Applicable
  12/11/2022 07 AM PST             5.2            206         -      Not Applicable
  12/11/2022 08 AM PST             5.1            199         -      Not Applicable
  12/11/2022 09 AM PST             5.1            191         -      Not Applicable
  12/11/2022 10 AM PST             5.0            183         -      Not Applicable
  12/11/2022 11 AM PST             5.0            175         -      Not Applicable
  12/11/2022 12 PM PST             4.9            166         -      Not Applicable
  12/11/2022 01 PM PST             4.9            159         -      Not Applicable
  12/11/2022 02 PM PST             4.8            152         -      Not Applicable
  12/11/2022 03 PM PST             4.8            145         -      Not Applicable
  12/11/2022 04 PM PST             4.7            138         -      Not Applicable
  12/11/2022 05 PM PST             4.7            133         -      Not Applicable
  12/11/2022 06 PM PST             4.6            129         -      Not Applicable
  12/11/2022 07 PM PST             4.6            125         -      Not Applicable
  12/11/2022 08 PM PST             4.6            121         -      Not Applicable
  12/11/2022 09 PM PST             4.6            119         -      Not Applicable
  12/11/2022 10 PM PST             4.5            116         -      Not Applicable
  12/11/2022 11 PM PST             4.5            114         -      Not Applicable
  12/12/2022 12 AM PST             4.5            111         -      Not Applicable
  12/12/2022 01 AM PST             4.5            109         -      Not Applicable
  12/12/2022 02 AM PST             4.5            108         -      Not Applicable
  12/12/2022 03 AM PST             4.5            107         -      Not Applicable
  12/12/2022 04 AM PST             4.5            106         -      Not Applicable
  12/12/2022 05 AM PST             4.4            104         -      Not Applicable
  12/12/2022 06 AM PST             4.4            103         -      Not Applicable
  12/12/2022 07 AM PST             4.4            102         -      Not Applicable
  12/12/2022 08 AM PST             4.4            101         -      Not Applicable
  12/12/2022 09 AM PST             4.4            100         -      Not Applicable
  12/12/2022 10 AM PST             4.4             99         -      Not Applicable
  12/12/2022 11 AM PST             4.4             99         0      Not Applicable
  12/12/2022 12 PM PST             4.4             98         -      Not Applicable
  12/12/2022 01 PM PST             4.4             97         -      Not Applicable
  12/12/2022 02 PM PST             4.4             97         0      Not Applicable
  12/12/2022 03 PM PST             4.4             95         -      Not Applicable
  12/12/2022 04 PM PST             4.4             95         0      Not Applicable
  12/12/2022 05 PM PST             4.3             94         -      Not Applicable
  12/12/2022 06 PM PST             4.3             94         0      Not Applicable
  12/12/2022 07 PM PST             4.3             94         0      Not Applicable
  12/12/2022 08 PM PST             4.3             93         -      Not Applicable
  12/12/2022 09 PM PST             4.3             93         0      Not Applicable
  12/12/2022 10 PM PST             4.3             93         0      Not Applicable
  12/12/2022 11 PM PST             4.3             92         -      Not Applicable
  12/13/2022 12 AM PST             4.3             92         0      Not Applicable
  12/13/2022 01 AM PST             4.3             92         0      Not Applicable
  12/13/2022 02 AM PST             4.3             92         0      Not Applicable
  12/13/2022 03 AM PST             4.3             91         -      Not Applicable
  12/13/2022 04 AM PST             4.3             91         0      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.