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

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MERCED RIVER - STEVINSON (STVC1)
Latitude: 37.37º NLongitude: 120.93º WElevation: 82 Feet
Location: Merced County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jul 01 2025 at 8:38 AM PDTNext Issuance: Jul 02 2025 at 9:00 AM PDT
Action/Monitor: 68.0 FeetMinor Flood: 71.0 FeetModerate Flood: 73.8 FeetMajor Flood: 75.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Merced River - Stevinson (STVC1)
#
# File Generation Time:  07/01/2025 at 08:38 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/30/2025 at 03:00 AM PDT
# Maximum Observed Stage:                       56.28 Feet
# Maximum Observed Flow:                        129 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/05/2025 at 02:00 PM PDT
# Maximum Forecast Stage:                       56.14 Feet
# Maximum Forecast Flow:                        115 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/26/2025 08 AM PDT           55.84             87                        Normal
  06/26/2025 09 AM PDT           55.84             87         0              Normal
  06/26/2025 10 AM PDT           55.85             88         +              Normal
  06/26/2025 11 AM PDT           55.83             86         -              Normal
  06/26/2025 12 PM PDT           55.81             84         -              Normal
  06/26/2025 01 PM PDT           55.76             80         -              Normal
  06/26/2025 02 PM PDT           55.73             77         -              Normal
  06/26/2025 03 PM PDT           55.73             77         0              Normal
  06/26/2025 04 PM PDT           55.71             76         -              Normal
  06/26/2025 05 PM PDT           55.68             73         -              Normal
  06/26/2025 06 PM PDT           55.64             70         -              Normal
  06/26/2025 07 PM PDT           55.61             67         -              Normal
  06/26/2025 08 PM PDT           55.58             65         -              Normal
  06/26/2025 09 PM PDT           55.56             63         -              Normal
  06/26/2025 10 PM PDT           55.59             66         +              Normal
  06/26/2025 11 PM PDT           55.64             70         +              Normal
  06/27/2025 12 AM PDT           55.67             72         +              Normal
  06/27/2025 01 AM PDT           55.67             72         0              Normal
  06/27/2025 02 AM PDT           55.65             71         -              Normal
  06/27/2025 03 AM PDT           55.67             72         +              Normal
  06/27/2025 04 AM PDT           55.67             72         0              Normal
  06/27/2025 05 AM PDT           55.67             72         0              Normal
  06/27/2025 06 AM PDT           55.65             71         -              Normal
  06/27/2025 07 AM PDT           55.64             70         -              Normal
  06/27/2025 08 AM PDT           55.63             69         -              Normal
  06/27/2025 09 AM PDT           55.63             69         0              Normal
  06/27/2025 10 AM PDT           55.63             69         0              Normal
  06/27/2025 11 AM PDT           55.65             71         +              Normal
  06/27/2025 12 PM PDT           55.67             72         +              Normal
  06/27/2025 01 PM PDT           55.68             73         +              Normal
  06/27/2025 02 PM PDT           55.71             76         +              Normal
  06/27/2025 03 PM PDT           55.73             77         +              Normal
  06/27/2025 04 PM PDT           55.76             80         +              Normal
  06/27/2025 05 PM PDT           55.77             81         +              Normal
  06/27/2025 06 PM PDT           55.82             85         +              Normal
  06/27/2025 07 PM PDT           55.81             84         -              Normal
  06/27/2025 08 PM PDT           55.75             79         -              Normal
  06/27/2025 09 PM PDT           55.71             76         -              Normal
  06/27/2025 10 PM PDT           55.70             75         -              Normal
  06/27/2025 11 PM PDT           55.71             76         +              Normal
  06/28/2025 12 AM PDT           55.73             77         +              Normal
  06/28/2025 01 AM PDT           55.75             79         +              Normal
  06/28/2025 02 AM PDT           55.77             81         +              Normal
  06/28/2025 03 AM PDT           55.83             86         +              Normal
  06/28/2025 04 AM PDT           55.86             89         +              Normal
  06/28/2025 05 AM PDT           55.87             90         +              Normal
  06/28/2025 06 AM PDT           55.87             90         0              Normal
  06/28/2025 07 AM PDT           55.84             87         -              Normal
  06/28/2025 08 AM PDT           55.85             88         +              Normal
  06/28/2025 09 AM PDT           55.83             86         -              Normal
  06/28/2025 10 AM PDT           55.82             85         -              Normal
  06/28/2025 11 AM PDT           55.81             84         -              Normal
  06/28/2025 12 PM PDT           55.79             83         -              Normal
  06/28/2025 01 PM PDT           55.77             81         -              Normal
  06/28/2025 02 PM PDT           55.81             84         +              Normal
  06/28/2025 03 PM PDT           55.83             86         +              Normal
  06/28/2025 04 PM PDT           55.85             88         +              Normal
  06/28/2025 05 PM PDT           55.85             88         0              Normal
  06/28/2025 06 PM PDT           55.87             90         +              Normal
  06/28/2025 07 PM PDT           55.87             90         0              Normal
  06/28/2025 08 PM PDT           55.90             93         +              Normal
  06/28/2025 09 PM PDT           55.93             95         +              Normal
  06/28/2025 10 PM PDT           55.94             96         +              Normal
  06/28/2025 11 PM PDT           55.97             99         +              Normal
  06/29/2025 12 AM PDT           56.00            102         +              Normal
  06/29/2025 01 AM PDT           56.06            107         +              Normal
  06/29/2025 02 AM PDT           56.08            109         +              Normal
  06/29/2025 03 AM PDT           56.09            110         +              Normal
  06/29/2025 04 AM PDT           56.09            110         0              Normal
  06/29/2025 05 AM PDT           56.10            111         +              Normal
  06/29/2025 06 AM PDT           56.11            112         +              Normal
  06/29/2025 07 AM PDT           56.12            113         +              Normal
  06/29/2025 08 AM PDT           56.13            114         +              Normal
  06/29/2025 09 AM PDT           56.10            111         -              Normal
  06/29/2025 10 AM PDT           56.10            111         0              Normal
  06/29/2025 11 AM PDT           56.10            111         0              Normal
  06/29/2025 12 PM PDT           56.10            111         0              Normal
  06/29/2025 01 PM PDT           56.11            112         +              Normal
  06/29/2025 02 PM PDT           56.12            113         +              Normal
  06/29/2025 03 PM PDT           56.15            116         +              Normal
  06/29/2025 04 PM PDT           56.17            118         +              Normal
  06/29/2025 05 PM PDT           56.20            121         +              Normal
  06/29/2025 06 PM PDT           56.21            122         +              Normal
  06/29/2025 07 PM PDT           56.21            122         0              Normal
  06/29/2025 08 PM PDT           56.22            123         +              Normal
  06/29/2025 09 PM PDT           56.22            123         0              Normal
  06/29/2025 10 PM PDT           56.23            124         +              Normal
  06/29/2025 11 PM PDT           56.24            125         +              Normal
  06/30/2025 12 AM PDT           56.25            126         +              Normal
  06/30/2025 01 AM PDT           56.26            127         +              Normal
  06/30/2025 02 AM PDT           56.26            127         0              Normal
  06/30/2025 03 AM PDT           56.28            129         +              Normal
  06/30/2025 04 AM PDT           56.26            127         -              Normal
  06/30/2025 05 AM PDT           56.25            126         -              Normal
  06/30/2025 06 AM PDT           56.24            125         -              Normal
  06/30/2025 07 AM PDT           56.23            124         -              Normal
  06/30/2025 08 AM PDT           56.20            121         -              Normal
  06/30/2025 09 AM PDT           56.16            117         -              Normal
  06/30/2025 10 AM PDT           56.13            114         -              Normal
  06/30/2025 11 AM PDT           56.10            111         -              Normal
  06/30/2025 12 PM PDT           56.08            109         -              Normal
  06/30/2025 01 PM PDT           56.05            106         -              Normal
  06/30/2025 02 PM PDT           56.03            105         -              Normal
  06/30/2025 03 PM PDT           56.03            105         0              Normal
  06/30/2025 04 PM PDT           56.01            103         -              Normal
  06/30/2025 05 PM PDT           55.97             99         -              Normal
  06/30/2025 06 PM PDT           55.97             99         0              Normal
  06/30/2025 07 PM PDT           55.97             99         0              Normal
  06/30/2025 08 PM PDT           55.97             99         0              Normal
  06/30/2025 09 PM PDT           55.94             96         -              Normal
  06/30/2025 10 PM PDT           55.96             98         +              Normal
  06/30/2025 11 PM PDT           55.97             99         +              Normal
  07/01/2025 12 AM PDT           55.96             98         -              Normal
  07/01/2025 01 AM PDT           55.96             98         0              Normal
  07/01/2025 02 AM PDT           55.92             94         -              Normal
  07/01/2025 03 AM PDT           55.90             93         -              Normal
  07/01/2025 04 AM PDT           55.90             93         0              Normal
  07/01/2025 05 AM PDT           55.90             93         0              Normal
  07/01/2025 06 AM PDT           55.89             92         -              Normal
  07/01/2025 07 AM PDT           55.89             92         0              Normal
  07/01/2025 08 AM PDT           55.89             92         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/01/2025 09 AM PDT           55.90             93                        Normal
  07/01/2025 10 AM PDT           55.90             93         0              Normal
  07/01/2025 11 AM PDT           55.90             93         0              Normal
  07/01/2025 12 PM PDT           55.90             93         0              Normal
  07/01/2025 01 PM PDT           55.89             92         -              Normal
  07/01/2025 02 PM PDT           55.89             92         0              Normal
  07/01/2025 03 PM PDT           55.89             92         0              Normal
  07/01/2025 04 PM PDT           55.89             92         0              Normal
  07/01/2025 05 PM PDT           55.89             92         0              Normal
  07/01/2025 06 PM PDT           55.89             92         0              Normal
  07/01/2025 07 PM PDT           55.89             92         0              Normal
  07/01/2025 08 PM PDT           55.89             92         0              Normal
  07/01/2025 09 PM PDT           55.90             93         +              Normal
  07/01/2025 10 PM PDT           55.91             93         +              Normal
  07/01/2025 11 PM PDT           55.92             94         +              Normal
  07/02/2025 12 AM PDT           55.92             94         0              Normal
  07/02/2025 01 AM PDT           55.93             95         +              Normal
  07/02/2025 02 AM PDT           55.93             95         0              Normal
  07/02/2025 03 AM PDT           55.94             96         +              Normal
  07/02/2025 04 AM PDT           55.94             96         0              Normal
  07/02/2025 05 AM PDT           55.95             97         +              Normal
  07/02/2025 06 AM PDT           55.95             97         0              Normal
  07/02/2025 07 AM PDT           55.96             98         +              Normal
  07/02/2025 08 AM PDT           55.97             99         +              Normal
  07/02/2025 09 AM PDT           55.97             99         0              Normal
  07/02/2025 10 AM PDT           55.98            100         +              Normal
  07/02/2025 11 AM PDT           55.98            100         0              Normal
  07/02/2025 12 PM PDT           55.99            101         +              Normal
  07/02/2025 01 PM PDT           55.99            101         0              Normal
  07/02/2025 02 PM PDT           56.00            102         +              Normal
  07/02/2025 03 PM PDT           56.01            103         +              Normal
  07/02/2025 04 PM PDT           56.01            103         0              Normal
  07/02/2025 05 PM PDT           56.02            104         +              Normal
  07/02/2025 06 PM PDT           56.02            104         0              Normal
  07/02/2025 07 PM PDT           56.02            104         0              Normal
  07/02/2025 08 PM PDT           56.03            105         +              Normal
  07/02/2025 09 PM PDT           56.04            105         +              Normal
  07/02/2025 10 PM PDT           56.05            106         +              Normal
  07/02/2025 11 PM PDT           56.05            106         0              Normal
  07/03/2025 12 AM PDT           56.05            106         0              Normal
  07/03/2025 01 AM PDT           56.06            107         +              Normal
  07/03/2025 02 AM PDT           56.06            107         0              Normal
  07/03/2025 03 AM PDT           56.06            107         0              Normal
  07/03/2025 04 AM PDT           56.07            108         +              Normal
  07/03/2025 05 AM PDT           56.07            108         0              Normal
  07/03/2025 06 AM PDT           56.07            108         0              Normal
  07/03/2025 07 AM PDT           56.08            109         +              Normal
  07/03/2025 08 AM PDT           56.08            109         0              Normal
  07/03/2025 09 AM PDT           56.08            109         0              Normal
  07/03/2025 10 AM PDT           56.08            109         0              Normal
  07/03/2025 11 AM PDT           56.09            110         +              Normal
  07/03/2025 12 PM PDT           56.09            110         0              Normal
  07/03/2025 01 PM PDT           56.09            110         0              Normal
  07/03/2025 02 PM PDT           56.09            110         0              Normal
  07/03/2025 03 PM PDT           56.09            110         0              Normal
  07/03/2025 04 PM PDT           56.10            111         +              Normal
  07/03/2025 05 PM PDT           56.10            111         0              Normal
  07/03/2025 06 PM PDT           56.10            111         0              Normal
  07/03/2025 07 PM PDT           56.10            111         0              Normal
  07/03/2025 08 PM PDT           56.10            111         0              Normal
  07/03/2025 09 PM PDT           56.10            111         0              Normal
  07/03/2025 10 PM PDT           56.10            111         0              Normal
  07/03/2025 11 PM PDT           56.11            112         +              Normal
  07/04/2025 12 AM PDT           56.11            112         0              Normal
  07/04/2025 01 AM PDT           56.11            112         0              Normal
  07/04/2025 02 AM PDT           56.11            112         0              Normal
  07/04/2025 03 AM PDT           56.11            112         0              Normal
  07/04/2025 04 AM PDT           56.11            112         0              Normal
  07/04/2025 05 AM PDT           56.11            112         0              Normal
  07/04/2025 06 AM PDT           56.11            112         0              Normal
  07/04/2025 07 AM PDT           56.12            113         +              Normal
  07/04/2025 08 AM PDT           56.12            113         0              Normal
  07/04/2025 09 AM PDT           56.12            113         0              Normal
  07/04/2025 10 AM PDT           56.12            113         0              Normal
  07/04/2025 11 AM PDT           56.12            113         0              Normal
  07/04/2025 12 PM PDT           56.12            113         0              Normal
  07/04/2025 01 PM PDT           56.12            113         0              Normal
  07/04/2025 02 PM PDT           56.12            113         0              Normal
  07/04/2025 03 PM PDT           56.12            113         0              Normal
  07/04/2025 04 PM PDT           56.12            113         0              Normal
  07/04/2025 05 PM PDT           56.12            113         0              Normal
  07/04/2025 06 PM PDT           56.12            113         0              Normal
  07/04/2025 07 PM PDT           56.12            113         0              Normal
  07/04/2025 08 PM PDT           56.13            114         +              Normal
  07/04/2025 09 PM PDT           56.13            114         0              Normal
  07/04/2025 10 PM PDT           56.13            114         0              Normal
  07/04/2025 11 PM PDT           56.13            114         0              Normal
  07/05/2025 12 AM PDT           56.13            114         0              Normal
  07/05/2025 01 AM PDT           56.13            114         0              Normal
  07/05/2025 02 AM PDT           56.13            114         0              Normal
  07/05/2025 03 AM PDT           56.13            114         0              Normal
  07/05/2025 04 AM PDT           56.13            114         0              Normal
  07/05/2025 05 AM PDT           56.13            114         0              Normal
  07/05/2025 06 AM PDT           56.13            114         0              Normal
  07/05/2025 07 AM PDT           56.13            114         0              Normal
  07/05/2025 08 AM PDT           56.13            114         0              Normal
  07/05/2025 09 AM PDT           56.13            114         0              Normal
  07/05/2025 10 AM PDT           56.13            114         0              Normal
  07/05/2025 11 AM PDT           56.13            114         0              Normal
  07/05/2025 12 PM PDT           56.13            114         0              Normal
  07/05/2025 01 PM PDT           56.13            114         0              Normal
  07/05/2025 02 PM PDT           56.14            115         +              Normal
  07/05/2025 03 PM PDT           56.14            115         0              Normal
  07/05/2025 04 PM PDT           56.14            115         0              Normal
  07/05/2025 05 PM PDT           56.14            115         0              Normal
  07/05/2025 06 PM PDT           56.14            115         0              Normal
  07/05/2025 07 PM PDT           56.14            115         0              Normal
  07/05/2025 08 PM PDT           56.14            115         0              Normal
  07/05/2025 09 PM PDT           56.14            115         0              Normal
  07/05/2025 10 PM PDT           56.14            115         0              Normal
  07/05/2025 11 PM PDT           56.14            115         0              Normal
  07/06/2025 12 AM PDT           56.14            115         0              Normal
  07/06/2025 01 AM PDT           56.14            115         0              Normal
  07/06/2025 02 AM PDT           56.14            115         0              Normal
  07/06/2025 03 AM PDT           56.14            115         0              Normal
  07/06/2025 04 AM PDT           56.14            115         0              Normal
  07/06/2025 05 AM PDT           56.14            115         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.