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 FeetForecast Type: Official Location
Location: Merced County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Aug 04 2026 at 7:16 AM PDTNext Issuance: Aug 05 2026 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:  08/04/2026 at 07:16 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/02/2026 at 02:00 PM PDT
# Maximum Observed Stage:                       60.12 Feet
# Maximum Observed Flow:                        844 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/04/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       59.63 Feet
# Maximum Forecast Flow:                        710 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/30/2026 07 AM PDT           59.78            750                        Normal
  07/30/2026 08 AM PDT           59.80            756         +              Normal
  07/30/2026 09 AM PDT           59.82            761         +              Normal
  07/30/2026 10 AM PDT           59.85            769         +              Normal
  07/30/2026 11 AM PDT           59.87            775         +              Normal
  07/30/2026 12 PM PDT           59.88            777         +              Normal
  07/30/2026 01 PM PDT           59.88            777         0              Normal
  07/30/2026 02 PM PDT           59.87            775         -              Normal
  07/30/2026 03 PM PDT           59.87            775         0              Normal
  07/30/2026 04 PM PDT           59.86            772         -              Normal
  07/30/2026 05 PM PDT           59.87            775         +              Normal
  07/30/2026 06 PM PDT           59.86            772         -              Normal
  07/30/2026 07 PM PDT           59.87            775         +              Normal
  07/30/2026 08 PM PDT           59.86            772         -              Normal
  07/30/2026 09 PM PDT           59.86            772         0              Normal
  07/30/2026 10 PM PDT           59.83            764         -              Normal
  07/30/2026 11 PM PDT           59.83            764         0              Normal
  07/31/2026 12 AM PDT           59.82            761         -              Normal
  07/31/2026 01 AM PDT           59.85            769         +              Normal
  07/31/2026 02 AM PDT           59.85            769         0              Normal
  07/31/2026 03 AM PDT           59.85            769         0              Normal
  07/31/2026 04 AM PDT           59.84            766         -              Normal
  07/31/2026 05 AM PDT           59.85            769         +              Normal
  07/31/2026 06 AM PDT           59.87            775         +              Normal
  07/31/2026 07 AM PDT           59.89            780         +              Normal
  07/31/2026 08 AM PDT           59.89            780         0              Normal
  07/31/2026 09 AM PDT           59.88            777         -              Normal
  07/31/2026 10 AM PDT           59.88            777         0              Normal
  07/31/2026 11 AM PDT           59.88            777         0              Normal
  07/31/2026 12 PM PDT           59.89            780         +              Normal
  07/31/2026 01 PM PDT           59.89            780         0              Normal
  07/31/2026 02 PM PDT           59.88            777         -              Normal
  07/31/2026 03 PM PDT           59.88            777         0              Normal
  07/31/2026 04 PM PDT           59.90            783         +              Normal
  07/31/2026 05 PM PDT           59.90            783         0              Normal
  07/31/2026 06 PM PDT           59.91            786         +              Normal
  07/31/2026 07 PM PDT           59.90            783         -              Normal
  07/31/2026 08 PM PDT           59.91            786         +              Normal
  07/31/2026 09 PM PDT           59.91            786         0              Normal
  07/31/2026 10 PM PDT           59.91            786         0              Normal
  07/31/2026 11 PM PDT           59.91            786         0              Normal
  08/01/2026 12 AM PDT           59.90            783         -              Normal
  08/01/2026 01 AM PDT           59.89            780         -              Normal
  08/01/2026 02 AM PDT           59.89            780         0              Normal
  08/01/2026 03 AM PDT           59.88            777         -              Normal
  08/01/2026 04 AM PDT           59.88            777         0              Normal
  08/01/2026 05 AM PDT           59.90            783         +              Normal
  08/01/2026 06 AM PDT           59.91            786         +              Normal
  08/01/2026 07 AM PDT           59.92            788         +              Normal
  08/01/2026 08 AM PDT           59.94            794         +              Normal
  08/01/2026 09 AM PDT           59.93            791         -              Normal
  08/01/2026 10 AM PDT           59.92            788         -              Normal
  08/01/2026 11 AM PDT           59.91            786         -              Normal
  08/01/2026 12 PM PDT           59.91            786         0              Normal
  08/01/2026 01 PM PDT           59.89            780         -              Normal
  08/01/2026 02 PM PDT           59.88            777         -              Normal
  08/01/2026 03 PM PDT           59.88            777         0              Normal
  08/01/2026 04 PM PDT           59.88            777         0              Normal
  08/01/2026 05 PM PDT           59.88            777         0              Normal
  08/01/2026 06 PM PDT           59.89            780         +              Normal
  08/01/2026 07 PM PDT           59.88            777         -              Normal
  08/01/2026 08 PM PDT           59.88            777         0              Normal
  08/01/2026 09 PM PDT           59.90            783         +              Normal
  08/01/2026 10 PM PDT           59.94            794         +              Normal
  08/01/2026 11 PM PDT           59.96            799         +              Normal
  08/02/2026 12 AM PDT           59.97            802         +              Normal
  08/02/2026 01 AM PDT           59.96            799         -              Normal
  08/02/2026 02 AM PDT           59.95            797         -              Normal
  08/02/2026 03 AM PDT           59.95            797         0              Normal
  08/02/2026 04 AM PDT           59.97            802         +              Normal
  08/02/2026 05 AM PDT           59.98            805         +              Normal
  08/02/2026 06 AM PDT           60.01            813         +              Normal
  08/02/2026 07 AM PDT           60.03            819         +              Normal
  08/02/2026 08 AM PDT           60.06            827         +              Normal
  08/02/2026 09 AM PDT           60.06            827         0              Normal
  08/02/2026 10 AM PDT           60.07            830         +              Normal
  08/02/2026 11 AM PDT           60.10            839         +              Normal
  08/02/2026 12 PM PDT           60.11            841         +              Normal
  08/02/2026 01 PM PDT           60.12            844         +              Normal
  08/02/2026 02 PM PDT           60.12            844         0              Normal
  08/02/2026 03 PM PDT           60.11            841         -              Normal
  08/02/2026 04 PM PDT           60.10            839         -              Normal
  08/02/2026 05 PM PDT           60.10            839         0              Normal
  08/02/2026 06 PM PDT           60.09            836         -              Normal
  08/02/2026 07 PM PDT           60.10            839         +              Normal
  08/02/2026 08 PM PDT           60.10            839         0              Normal
  08/02/2026 09 PM PDT           60.09            836         -              Normal
  08/02/2026 10 PM PDT           60.10            839         +              Normal
  08/02/2026 11 PM PDT           60.09            836         -              Normal
  08/03/2026 12 AM PDT           60.09            836         0              Normal
  08/03/2026 01 AM PDT           60.10            839         +              Normal
  08/03/2026 02 AM PDT           60.11            841         +              Normal
  08/03/2026 03 AM PDT           60.11            841         0              Normal
  08/03/2026 04 AM PDT           60.09            836         -              Normal
  08/03/2026 05 AM PDT           60.08            833         -              Normal
  08/03/2026 06 AM PDT           60.09            836         +              Normal
  08/03/2026 07 AM PDT           60.09            836         0              Normal
  08/03/2026 08 AM PDT           60.05            824         -              Normal
  08/03/2026 09 AM PDT           60.01            813         -              Normal
  08/03/2026 10 AM PDT           59.99            808         -              Normal
  08/03/2026 11 AM PDT           59.96            799         -              Normal
  08/03/2026 12 PM PDT           59.96            799         0              Normal
  08/03/2026 01 PM PDT           59.95            797         -              Normal
  08/03/2026 02 PM PDT           59.92            788         -              Normal
  08/03/2026 03 PM PDT           59.89            780         -              Normal
  08/03/2026 04 PM PDT           59.86            772         -              Normal
  08/03/2026 05 PM PDT           59.84            766         -              Normal
  08/03/2026 06 PM PDT           59.82            761         -              Normal
  08/03/2026 07 PM PDT           59.80            756         -              Normal
  08/03/2026 08 PM PDT           59.78            750         -              Normal
  08/03/2026 09 PM PDT           59.76            745         -              Normal
  08/03/2026 10 PM PDT           59.75            742         -              Normal
  08/03/2026 11 PM PDT           59.73            737         -              Normal
  08/04/2026 12 AM PDT           59.72            734         -              Normal
  08/04/2026 01 AM PDT           59.70            729         -              Normal
  08/04/2026 02 AM PDT           59.69            726         -              Normal
  08/04/2026 03 AM PDT           59.68            723         -              Normal
  08/04/2026 04 AM PDT           59.66            718         -              Normal
  08/04/2026 05 AM PDT           59.65            715         -              Normal
  08/04/2026 06 AM PDT           59.65            715         0              Normal
  08/04/2026 07 AM PDT           59.64            713         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/04/2026 08 AM PDT           59.63            710                        Normal
  08/04/2026 09 AM PDT           59.62            707         -              Normal
  08/04/2026 10 AM PDT           59.61            705         -              Normal
  08/04/2026 11 AM PDT           59.59            700         -              Normal
  08/04/2026 12 PM PDT           59.58            697         -              Normal
  08/04/2026 01 PM PDT           59.56            692         -              Normal
  08/04/2026 02 PM PDT           59.54            686         -              Normal
  08/04/2026 03 PM PDT           59.52            681         -              Normal
  08/04/2026 04 PM PDT           59.50            676         -              Normal
  08/04/2026 05 PM PDT           59.48            671         -              Normal
  08/04/2026 06 PM PDT           59.46            666         -              Normal
  08/04/2026 07 PM PDT           59.43            658         -              Normal
  08/04/2026 08 PM PDT           59.41            653         -              Normal
  08/04/2026 09 PM PDT           59.39            648         -              Normal
  08/04/2026 10 PM PDT           59.37            643         -              Normal
  08/04/2026 11 PM PDT           59.35            638         -              Normal
  08/05/2026 12 AM PDT           59.34            635         -              Normal
  08/05/2026 01 AM PDT           59.32            630         -              Normal
  08/05/2026 02 AM PDT           59.30            625         -              Normal
  08/05/2026 03 AM PDT           59.28            620         -              Normal
  08/05/2026 04 AM PDT           59.27            618         -              Normal
  08/05/2026 05 AM PDT           59.25            613         -              Normal
  08/05/2026 06 AM PDT           59.24            610         -              Normal
  08/05/2026 07 AM PDT           59.23            608         -              Normal
  08/05/2026 08 AM PDT           59.21            603         -              Normal
  08/05/2026 09 AM PDT           59.20            600         -              Normal
  08/05/2026 10 AM PDT           59.19            598         -              Normal
  08/05/2026 11 AM PDT           59.18            595         -              Normal
  08/05/2026 12 PM PDT           59.17            593         -              Normal
  08/05/2026 01 PM PDT           59.16            590         -              Normal
  08/05/2026 02 PM PDT           59.15            588         -              Normal
  08/05/2026 03 PM PDT           59.14            585         -              Normal
  08/05/2026 04 PM PDT           59.14            585         0              Normal
  08/05/2026 05 PM PDT           59.13            583         -              Normal
  08/05/2026 06 PM PDT           59.12            581         -              Normal
  08/05/2026 07 PM PDT           59.12            581         0              Normal
  08/05/2026 08 PM PDT           59.11            578         -              Normal
  08/05/2026 09 PM PDT           59.10            576         -              Normal
  08/05/2026 10 PM PDT           59.10            576         0              Normal
  08/05/2026 11 PM PDT           59.10            576         0              Normal
  08/06/2026 12 AM PDT           59.09            573         -              Normal
  08/06/2026 01 AM PDT           59.09            573         0              Normal
  08/06/2026 02 AM PDT           59.08            571         -              Normal
  08/06/2026 03 AM PDT           59.08            571         0              Normal
  08/06/2026 04 AM PDT           59.08            571         0              Normal
  08/06/2026 05 AM PDT           59.08            571         0              Normal
  08/06/2026 06 AM PDT           59.07            568         -              Normal
  08/06/2026 07 AM PDT           59.07            568         0              Normal
  08/06/2026 08 AM PDT           59.07            568         0              Normal
  08/06/2026 09 AM PDT           59.07            568         0              Normal
  08/06/2026 10 AM PDT           59.06            566         -              Normal
  08/06/2026 11 AM PDT           59.06            566         0              Normal
  08/06/2026 12 PM PDT           59.06            566         0              Normal
  08/06/2026 01 PM PDT           59.06            566         0              Normal
  08/06/2026 02 PM PDT           59.06            566         0              Normal
  08/06/2026 03 PM PDT           59.05            564         -              Normal
  08/06/2026 04 PM PDT           59.05            564         0              Normal
  08/06/2026 05 PM PDT           59.05            564         0              Normal
  08/06/2026 06 PM PDT           59.05            564         0              Normal
  08/06/2026 07 PM PDT           59.05            564         0              Normal
  08/06/2026 08 PM PDT           59.05            564         0              Normal
  08/06/2026 09 PM PDT           59.05            564         0              Normal
  08/06/2026 10 PM PDT           59.05            564         0              Normal
  08/06/2026 11 PM PDT           59.05            564         0              Normal
  08/07/2026 12 AM PDT           59.05            564         0              Normal
  08/07/2026 01 AM PDT           59.05            564         0              Normal
  08/07/2026 02 AM PDT           59.05            564         0              Normal
  08/07/2026 03 AM PDT           59.05            564         0              Normal
  08/07/2026 04 AM PDT           59.05            564         0              Normal
  08/07/2026 05 AM PDT           59.05            564         0              Normal
  08/07/2026 06 AM PDT           59.05            564         0              Normal
  08/07/2026 07 AM PDT           59.05            564         0              Normal
  08/07/2026 08 AM PDT           59.05            564         0              Normal
  08/07/2026 09 AM PDT           59.05            564         0              Normal
  08/07/2026 10 AM PDT           59.05            564         0              Normal
  08/07/2026 11 AM PDT           59.05            564         0              Normal
  08/07/2026 12 PM PDT           59.04            561         -              Normal
  08/07/2026 01 PM PDT           59.04            561         0              Normal
  08/07/2026 02 PM PDT           59.04            561         0              Normal
  08/07/2026 03 PM PDT           59.04            561         0              Normal
  08/07/2026 04 PM PDT           59.04            561         0              Normal
  08/07/2026 05 PM PDT           59.04            561         0              Normal
  08/07/2026 06 PM PDT           59.04            561         0              Normal
  08/07/2026 07 PM PDT           59.04            561         0              Normal
  08/07/2026 08 PM PDT           59.04            561         0              Normal
  08/07/2026 09 PM PDT           59.04            561         0              Normal
  08/07/2026 10 PM PDT           59.04            561         0              Normal
  08/07/2026 11 PM PDT           59.04            561         0              Normal
  08/08/2026 12 AM PDT           59.04            561         0              Normal
  08/08/2026 01 AM PDT           59.04            561         0              Normal
  08/08/2026 02 AM PDT           59.04            561         0              Normal
  08/08/2026 03 AM PDT           59.04            561         0              Normal
  08/08/2026 04 AM PDT           59.04            561         0              Normal
  08/08/2026 05 AM PDT           59.04            561         0              Normal
  08/08/2026 06 AM PDT           59.04            561         0              Normal
  08/08/2026 07 AM PDT           59.04            561         0              Normal
  08/08/2026 08 AM PDT           59.04            561         0              Normal
  08/08/2026 09 AM PDT           59.04            561         0              Normal
  08/08/2026 10 AM PDT           59.04            561         0              Normal
  08/08/2026 11 AM PDT           59.04            561         0              Normal
  08/08/2026 12 PM PDT           59.04            561         0              Normal
  08/08/2026 01 PM PDT           59.04            561         0              Normal
  08/08/2026 02 PM PDT           59.04            561         0              Normal
  08/08/2026 03 PM PDT           59.04            561         0              Normal
  08/08/2026 04 PM PDT           59.04            561         0              Normal
  08/08/2026 05 PM PDT           59.04            561         0              Normal
  08/08/2026 06 PM PDT           59.04            561         0              Normal
  08/08/2026 07 PM PDT           59.04            561         0              Normal
  08/08/2026 08 PM PDT           59.04            561         0              Normal
  08/08/2026 09 PM PDT           59.04            561         0              Normal
  08/08/2026 10 PM PDT           59.05            564         +              Normal
  08/08/2026 11 PM PDT           59.05            564         0              Normal
  08/09/2026 12 AM PDT           59.05            564         0              Normal
  08/09/2026 01 AM PDT           59.05            564         0              Normal
  08/09/2026 02 AM PDT           59.05            564         0              Normal
  08/09/2026 03 AM PDT           59.05            564         0              Normal
  08/09/2026 04 AM PDT           59.05            564         0              Normal
  08/09/2026 05 AM PDT           59.05            564         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.