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: Dec 04 2025 at 1:29 PM PSTNext Issuance: Dec 05 2025 at 9:00 AM PST
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:  12/04/2025 at 01:29 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/04/2025 at 01:00 PM PST
# Maximum Observed Stage:                       56.81 Feet
# Maximum Observed Flow:                        133 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/05/2025 at 09:00 AM PST
# Maximum Forecast Stage:                       56.85 Feet
# Maximum Forecast Flow:                        137 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/29/2025 01 PM PST           56.80            132                        Normal
  11/29/2025 02 PM PST           56.81            133         +              Normal
  11/29/2025 03 PM PST           56.81            133         0              Normal
  11/29/2025 04 PM PST           56.80            132         -              Normal
  11/29/2025 05 PM PST           56.80            132         0              Normal
  11/29/2025 06 PM PST           56.80            132         0              Normal
  11/29/2025 07 PM PST           56.80            132         0              Normal
  11/29/2025 08 PM PST           56.79            131         -              Normal
  11/29/2025 09 PM PST           56.79            131         0              Normal
  11/29/2025 10 PM PST           56.80            132         +              Normal
  11/29/2025 11 PM PST           56.79            131         -              Normal
  11/30/2025 12 AM PST           56.79            131         0              Normal
  11/30/2025 01 AM PST           56.79            131         0              Normal
  11/30/2025 02 AM PST           56.79            131         0              Normal
  11/30/2025 03 AM PST           56.79            131         0              Normal
  11/30/2025 04 AM PST           56.78            130         -              Normal
  11/30/2025 05 AM PST           56.78            130         0              Normal
  11/30/2025 06 AM PST           56.78            130         0              Normal
  11/30/2025 07 AM PST           56.78            130         0              Normal
  11/30/2025 08 AM PST           56.78            130         0              Normal
  11/30/2025 09 AM PST           56.78            130         0              Normal
  11/30/2025 10 AM PST           56.78            130         0              Normal
  11/30/2025 11 AM PST           56.77            129         -              Normal
  11/30/2025 12 PM PST           56.78            130         +              Normal
  11/30/2025 01 PM PST           56.77            129         -              Normal
  11/30/2025 02 PM PST           56.77            129         0              Normal
  11/30/2025 03 PM PST           56.77            129         0              Normal
  11/30/2025 04 PM PST           56.77            129         0              Normal
  11/30/2025 05 PM PST           56.77            129         0              Normal
  11/30/2025 06 PM PST           56.77            129         0              Normal
  11/30/2025 07 PM PST           56.77            129         0              Normal
  11/30/2025 08 PM PST           56.76            128         -              Normal
  11/30/2025 09 PM PST           56.76            128         0              Normal
  11/30/2025 10 PM PST           56.76            128         0              Normal
  11/30/2025 11 PM PST           56.76            128         0              Normal
  12/01/2025 12 AM PST           56.76            128         0              Normal
  12/01/2025 01 AM PST           56.76            128         0              Normal
  12/01/2025 02 AM PST           56.76            128         0              Normal
  12/01/2025 03 AM PST           56.76            128         0              Normal
  12/01/2025 04 AM PST           56.76            128         0              Normal
  12/01/2025 05 AM PST           56.76            128         0              Normal
  12/01/2025 06 AM PST           56.75            127         -              Normal
  12/01/2025 07 AM PST           56.75            127         0              Normal
  12/01/2025 08 AM PST           56.76            128         +              Normal
  12/01/2025 09 AM PST           56.76            128         0              Normal
  12/01/2025 10 AM PST           56.75            127         -              Normal
  12/01/2025 11 AM PST           56.78            130         +              Normal
  12/01/2025 12 PM PST           56.78            130         0              Normal
  12/01/2025 01 PM PST           56.78            130         0              Normal
  12/01/2025 02 PM PST           56.77            129         -              Normal
  12/01/2025 03 PM PST           56.78            130         +              Normal
  12/01/2025 04 PM PST           56.78            130         0              Normal
  12/01/2025 05 PM PST           56.78            130         0              Normal
  12/01/2025 06 PM PST           56.78            130         0              Normal
  12/01/2025 07 PM PST           56.78            130         0              Normal
  12/01/2025 08 PM PST           56.77            129         -              Normal
  12/01/2025 09 PM PST           56.77            129         0              Normal
  12/01/2025 10 PM PST           56.78            130         +              Normal
  12/01/2025 11 PM PST           56.77            129         -              Normal
  12/02/2025 12 AM PST           56.78            130         +              Normal
  12/02/2025 01 AM PST           56.78            130         0              Normal
  12/02/2025 02 AM PST           56.78            130         0              Normal
  12/02/2025 03 AM PST           56.78            130         0              Normal
  12/02/2025 04 AM PST           56.78            130         0              Normal
  12/02/2025 05 AM PST           56.78            130         0              Normal
  12/02/2025 06 AM PST           56.78            130         0              Normal
  12/02/2025 07 AM PST           56.78            130         0              Normal
  12/02/2025 08 AM PST           56.78            130         0              Normal
  12/02/2025 09 AM PST           56.79            131         +              Normal
  12/02/2025 10 AM PST           56.78            130         -              Normal
  12/02/2025 11 AM PST           56.78            130         0              Normal
  12/02/2025 12 PM PST           56.78            130         0              Normal
  12/02/2025 01 PM PST           56.78            130         0              Normal
  12/02/2025 02 PM PST           56.78            130         0              Normal
  12/02/2025 03 PM PST           56.78            130         0              Normal
  12/02/2025 04 PM PST           56.78            130         0              Normal
  12/02/2025 05 PM PST           56.78            130         0              Normal
  12/02/2025 06 PM PST           56.78            130         0              Normal
  12/02/2025 07 PM PST           56.78            130         0              Normal
  12/02/2025 08 PM PST           56.77            129         -              Normal
  12/02/2025 09 PM PST           56.77            129         0              Normal
  12/02/2025 10 PM PST           56.77            129         0              Normal
  12/02/2025 11 PM PST           56.77            129         0              Normal
  12/03/2025 12 AM PST           56.77            129         0              Normal
  12/03/2025 01 AM PST           56.76            128         -              Normal
  12/03/2025 02 AM PST           56.76            128         0              Normal
  12/03/2025 03 AM PST           56.76            128         0              Normal
  12/03/2025 04 AM PST           56.76            128         0              Normal
  12/03/2025 05 AM PST           56.75            127         -              Normal
  12/03/2025 06 AM PST           56.75            127         0              Normal
  12/03/2025 07 AM PST           56.75            127         0              Normal
  12/03/2025 08 AM PST           56.75            127         0              Normal
  12/03/2025 09 AM PST           56.74            126         -              Normal
  12/03/2025 10 AM PST           56.74            126         0              Normal
  12/03/2025 11 AM PST           56.74            126         0              Normal
  12/03/2025 12 PM PST           56.73            125         -              Normal
  12/03/2025 01 PM PST           56.74            126         +              Normal
  12/03/2025 02 PM PST           56.74            126         0              Normal
  12/03/2025 03 PM PST           56.73            125         -              Normal
  12/03/2025 04 PM PST           56.74            126         +              Normal
  12/03/2025 05 PM PST           56.74            126         0              Normal
  12/03/2025 06 PM PST           56.74            126         0              Normal
  12/03/2025 07 PM PST           56.74            126         0              Normal
  12/03/2025 08 PM PST           56.74            126         0              Normal
  12/03/2025 09 PM PST           56.74            126         0              Normal
  12/03/2025 10 PM PST           56.74            126         0              Normal
  12/03/2025 11 PM PST           56.75            127         +              Normal
  12/04/2025 12 AM PST           56.75            127         0              Normal
  12/04/2025 01 AM PST           56.76            128         +              Normal
  12/04/2025 02 AM PST           56.76            128         0              Normal
  12/04/2025 03 AM PST           56.76            128         0              Normal
  12/04/2025 04 AM PST           56.78            130         +              Normal
  12/04/2025 05 AM PST           56.78            130         0              Normal
  12/04/2025 06 AM PST           56.80            132         +              Normal
  12/04/2025 07 AM PST           56.79            131         -              Normal
  12/04/2025 08 AM PST           56.79            131         0              Normal
  12/04/2025 09 AM PST           56.80            132         +              Normal
  12/04/2025 10 AM PST           56.80            132         0              Normal
  12/04/2025 11 AM PST           56.81            133         +              Normal
  12/04/2025 12 PM PST           56.81            133         0              Normal
  12/04/2025 01 PM PST           56.81            133         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/04/2025 02 PM PST           56.81            133                        Normal
  12/04/2025 03 PM PST           56.82            134         +              Normal
  12/04/2025 04 PM PST           56.82            134         0              Normal
  12/04/2025 05 PM PST           56.82            134         0              Normal
  12/04/2025 06 PM PST           56.82            134         0              Normal
  12/04/2025 07 PM PST           56.82            134         0              Normal
  12/04/2025 08 PM PST           56.83            135         +              Normal
  12/04/2025 09 PM PST           56.83            135         0              Normal
  12/04/2025 10 PM PST           56.83            135         0              Normal
  12/04/2025 11 PM PST           56.83            135         0              Normal
  12/05/2025 12 AM PST           56.83            135         0              Normal
  12/05/2025 01 AM PST           56.83            135         0              Normal
  12/05/2025 02 AM PST           56.83            135         0              Normal
  12/05/2025 03 AM PST           56.84            136         +              Normal
  12/05/2025 04 AM PST           56.84            136         0              Normal
  12/05/2025 05 AM PST           56.84            136         0              Normal
  12/05/2025 06 AM PST           56.84            136         0              Normal
  12/05/2025 07 AM PST           56.84            136         0              Normal
  12/05/2025 08 AM PST           56.84            136         0              Normal
  12/05/2025 09 AM PST           56.85            137         +              Normal
  12/05/2025 10 AM PST           56.85            137         0              Normal
  12/05/2025 11 AM PST           56.85            137         0              Normal
  12/05/2025 12 PM PST           56.85            137         0              Normal
  12/05/2025 01 PM PST           56.85            137         0              Normal
  12/05/2025 02 PM PST           56.85            137         0              Normal
  12/05/2025 03 PM PST           56.85            137         0              Normal
  12/05/2025 04 PM PST           56.85            137         0              Normal
  12/05/2025 05 PM PST           56.85            137         0              Normal
  12/05/2025 06 PM PST           56.85            137         0              Normal
  12/05/2025 07 PM PST           56.85            137         0              Normal
  12/05/2025 08 PM PST           56.84            136         -              Normal
  12/05/2025 09 PM PST           56.84            136         0              Normal
  12/05/2025 10 PM PST           56.84            136         0              Normal
  12/05/2025 11 PM PST           56.84            136         0              Normal
  12/06/2025 12 AM PST           56.84            136         0              Normal
  12/06/2025 01 AM PST           56.84            136         0              Normal
  12/06/2025 02 AM PST           56.84            136         0              Normal
  12/06/2025 03 AM PST           56.83            135         -              Normal
  12/06/2025 04 AM PST           56.83            135         0              Normal
  12/06/2025 05 AM PST           56.83            135         0              Normal
  12/06/2025 06 AM PST           56.83            135         0              Normal
  12/06/2025 07 AM PST           56.83            135         0              Normal
  12/06/2025 08 AM PST           56.83            135         0              Normal
  12/06/2025 09 AM PST           56.83            135         0              Normal
  12/06/2025 10 AM PST           56.83            135         0              Normal
  12/06/2025 11 AM PST           56.82            134         -              Normal
  12/06/2025 12 PM PST           56.82            134         0              Normal
  12/06/2025 01 PM PST           56.82            134         0              Normal
  12/06/2025 02 PM PST           56.82            134         0              Normal
  12/06/2025 03 PM PST           56.82            134         0              Normal
  12/06/2025 04 PM PST           56.82            134         0              Normal
  12/06/2025 05 PM PST           56.82            134         0              Normal
  12/06/2025 06 PM PST           56.82            134         0              Normal
  12/06/2025 07 PM PST           56.82            134         0              Normal
  12/06/2025 08 PM PST           56.81            133         -              Normal
  12/06/2025 09 PM PST           56.81            133         0              Normal
  12/06/2025 10 PM PST           56.81            133         0              Normal
  12/06/2025 11 PM PST           56.81            133         0              Normal
  12/07/2025 12 AM PST           56.81            133         0              Normal
  12/07/2025 01 AM PST           56.81            133         0              Normal
  12/07/2025 02 AM PST           56.81            133         0              Normal
  12/07/2025 03 AM PST           56.81            133         0              Normal
  12/07/2025 04 AM PST           56.81            133         0              Normal
  12/07/2025 05 AM PST           56.81            133         0              Normal
  12/07/2025 06 AM PST           56.81            133         0              Normal
  12/07/2025 07 AM PST           56.81            133         0              Normal
  12/07/2025 08 AM PST           56.81            133         0              Normal
  12/07/2025 09 AM PST           56.81            133         0              Normal
  12/07/2025 10 AM PST           56.81            133         0              Normal
  12/07/2025 11 AM PST           56.81            133         0              Normal
  12/07/2025 12 PM PST           56.81            133         0              Normal
  12/07/2025 01 PM PST           56.80            132         -              Normal
  12/07/2025 02 PM PST           56.80            132         0              Normal
  12/07/2025 03 PM PST           56.80            132         0              Normal
  12/07/2025 04 PM PST           56.80            132         0              Normal
  12/07/2025 05 PM PST           56.80            132         0              Normal
  12/07/2025 06 PM PST           56.80            132         0              Normal
  12/07/2025 07 PM PST           56.80            132         0              Normal
  12/07/2025 08 PM PST           56.80            132         0              Normal
  12/07/2025 09 PM PST           56.80            132         0              Normal
  12/07/2025 10 PM PST           56.80            132         0              Normal
  12/07/2025 11 PM PST           56.80            132         0              Normal
  12/08/2025 12 AM PST           56.80            132         0              Normal
  12/08/2025 01 AM PST           56.80            132         0              Normal
  12/08/2025 02 AM PST           56.80            132         0              Normal
  12/08/2025 03 AM PST           56.80            132         0              Normal
  12/08/2025 04 AM PST           56.80            132         0              Normal
  12/08/2025 05 AM PST           56.80            132         0              Normal
  12/08/2025 06 AM PST           56.80            132         0              Normal
  12/08/2025 07 AM PST           56.80            132         0              Normal
  12/08/2025 08 AM PST           56.80            132         0              Normal
  12/08/2025 09 AM PST           56.80            132         0              Normal
  12/08/2025 10 AM PST           56.80            132         0              Normal
  12/08/2025 11 AM PST           56.80            132         0              Normal
  12/08/2025 12 PM PST           56.80            132         0              Normal
  12/08/2025 01 PM PST           56.80            132         0              Normal
  12/08/2025 02 PM PST           56.80            132         0              Normal
  12/08/2025 03 PM PST           56.80            132         0              Normal
  12/08/2025 04 PM PST           56.80            132         0              Normal
  12/08/2025 05 PM PST           56.80            132         0              Normal
  12/08/2025 06 PM PST           56.80            132         0              Normal
  12/08/2025 07 PM PST           56.80            132         0              Normal
  12/08/2025 08 PM PST           56.80            132         0              Normal
  12/08/2025 09 PM PST           56.80            132         0              Normal
  12/08/2025 10 PM PST           56.80            132         0              Normal
  12/08/2025 11 PM PST           56.80            132         0              Normal
  12/09/2025 12 AM PST           56.80            132         0              Normal
  12/09/2025 01 AM PST           56.80            132         0              Normal
  12/09/2025 02 AM PST           56.80            132         0              Normal
  12/09/2025 03 AM PST           56.80            132         0              Normal
  12/09/2025 04 AM PST           56.80            132         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.