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

 | 

SAN JOAQUIN RIVER - STEVINSON (SSTC1)
Latitude: 37.29º NLongitude: 120.85º WElevation: 82 FeetForecast Type: Unofficial Location
Location: Merced County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jun 19 2026 at 7:15 AM PDTNext Issuance: Jun 20 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Stevinson (SSTC1)
#
# File Generation Time:  06/19/2026 at 07:16 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/19/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       61.66 Feet
# Maximum Observed Flow:                        68 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/21/2026 at 10:00 AM PDT
# Maximum Forecast Stage:                       61.80 Feet
# Maximum Forecast Flow:                        76 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/14/2026 07 AM PDT           61.51             59                Not Applicable
  06/14/2026 08 AM PDT           61.51             59         0      Not Applicable
  06/14/2026 09 AM PDT           61.51             59         0      Not Applicable
  06/14/2026 10 AM PDT           61.51             59         0      Not Applicable
  06/14/2026 11 AM PDT           61.51             59         0      Not Applicable
  06/14/2026 12 PM PDT           61.53             60         +      Not Applicable
  06/14/2026 01 PM PDT           61.53             60         0      Not Applicable
  06/14/2026 02 PM PDT           61.53             60         0      Not Applicable
  06/14/2026 03 PM PDT           61.53             60         0      Not Applicable
  06/14/2026 04 PM PDT           61.53             60         0      Not Applicable
  06/14/2026 05 PM PDT           61.53             60         0      Not Applicable
  06/14/2026 06 PM PDT           61.55             61         +      Not Applicable
  06/14/2026 07 PM PDT           61.55             61         0      Not Applicable
  06/14/2026 08 PM PDT           61.55             61         0      Not Applicable
  06/14/2026 09 PM PDT           61.55             61         0      Not Applicable
  06/14/2026 10 PM PDT           61.55             61         0      Not Applicable
  06/14/2026 11 PM PDT           61.55             61         0      Not Applicable
  06/15/2026 12 AM PDT           61.55             61         0      Not Applicable
  06/15/2026 01 AM PDT           61.55             61         0      Not Applicable
  06/15/2026 02 AM PDT           61.55             61         0      Not Applicable
  06/15/2026 03 AM PDT           61.55             61         0      Not Applicable
  06/15/2026 04 AM PDT           61.53             60         -      Not Applicable
  06/15/2026 05 AM PDT           61.53             60         0      Not Applicable
  06/15/2026 06 AM PDT           61.53             60         0      Not Applicable
  06/15/2026 07 AM PDT           61.53             60         0      Not Applicable
  06/15/2026 08 AM PDT           61.53             60         0      Not Applicable
  06/15/2026 09 AM PDT           61.53             60         0      Not Applicable
  06/15/2026 10 AM PDT           61.51             59         -      Not Applicable
  06/15/2026 11 AM PDT           61.51             59         0      Not Applicable
  06/15/2026 12 PM PDT           61.51             59         0      Not Applicable
  06/15/2026 01 PM PDT           61.51             59         0      Not Applicable
  06/15/2026 02 PM PDT           61.51             59         0      Not Applicable
  06/15/2026 03 PM PDT           61.51             59         0      Not Applicable
  06/15/2026 04 PM PDT           61.49             58         -      Not Applicable
  06/15/2026 05 PM PDT           61.49             58         0      Not Applicable
  06/15/2026 06 PM PDT           61.49             58         0      Not Applicable
  06/15/2026 07 PM PDT           61.49             58         0      Not Applicable
  06/15/2026 08 PM PDT           61.49             58         0      Not Applicable
  06/15/2026 09 PM PDT           61.47             57         -      Not Applicable
  06/15/2026 10 PM PDT           61.49             58         +      Not Applicable
  06/15/2026 11 PM PDT           61.47             57         -      Not Applicable
  06/16/2026 12 AM PDT           61.47             57         0      Not Applicable
  06/16/2026 01 AM PDT           61.47             57         0      Not Applicable
  06/16/2026 02 AM PDT           61.47             57         0      Not Applicable
  06/16/2026 03 AM PDT           61.47             57         0      Not Applicable
  06/16/2026 04 AM PDT           61.45             56         -      Not Applicable
  06/16/2026 05 AM PDT           61.45             56         0      Not Applicable
  06/16/2026 06 AM PDT           61.45             56         0      Not Applicable
  06/16/2026 07 AM PDT           61.45             56         0      Not Applicable
  06/16/2026 08 AM PDT           61.45             56         0      Not Applicable
  06/16/2026 09 AM PDT           61.43             55         -      Not Applicable
  06/16/2026 10 AM PDT           61.43             55         0      Not Applicable
  06/16/2026 11 AM PDT           61.43             55         0      Not Applicable
  06/16/2026 12 PM PDT           61.43             55         0      Not Applicable
  06/16/2026 01 PM PDT           61.43             55         0      Not Applicable
  06/16/2026 02 PM PDT           61.43             55         0      Not Applicable
  06/16/2026 03 PM PDT           61.43             55         0      Not Applicable
  06/16/2026 04 PM PDT           61.41             54         -      Not Applicable
  06/16/2026 05 PM PDT           61.41             54         0      Not Applicable
  06/16/2026 06 PM PDT           61.41             54         0      Not Applicable
  06/16/2026 07 PM PDT           61.41             54         0      Not Applicable
  06/16/2026 08 PM PDT           61.41             54         0      Not Applicable
  06/16/2026 09 PM PDT           61.41             54         0      Not Applicable
  06/16/2026 10 PM PDT           61.41             54         0      Not Applicable
  06/16/2026 11 PM PDT           61.43             55         +      Not Applicable
  06/17/2026 12 AM PDT           61.41             54         -      Not Applicable
  06/17/2026 01 AM PDT           61.41             54         0      Not Applicable
  06/17/2026 02 AM PDT           61.41             54         0      Not Applicable
  06/17/2026 03 AM PDT           61.41             54         0      Not Applicable
  06/17/2026 04 AM PDT           61.43             55         +      Not Applicable
  06/17/2026 05 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 06 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 07 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 08 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 09 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 10 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 11 AM PDT           61.43             55         0      Not Applicable
  06/17/2026 12 PM PDT           61.43             55         0      Not Applicable
  06/17/2026 01 PM PDT           61.43             55         0      Not Applicable
  06/17/2026 02 PM PDT           61.45             56         +      Not Applicable
  06/17/2026 03 PM PDT           61.43             55         -      Not Applicable
  06/17/2026 04 PM PDT           61.43             55         0      Not Applicable
  06/17/2026 05 PM PDT           61.43             55         0      Not Applicable
  06/17/2026 06 PM PDT           61.43             55         0      Not Applicable
  06/17/2026 07 PM PDT           61.43             55         0      Not Applicable
  06/17/2026 08 PM PDT           61.45             56         +      Not Applicable
  06/17/2026 09 PM PDT           61.45             56         0      Not Applicable
  06/17/2026 10 PM PDT           61.45             56         0      Not Applicable
  06/17/2026 11 PM PDT           61.45             56         0      Not Applicable
  06/18/2026 12 AM PDT           61.45             56         0      Not Applicable
  06/18/2026 01 AM PDT           61.45             56         0      Not Applicable
  06/18/2026 02 AM PDT           61.47             57         +      Not Applicable
  06/18/2026 03 AM PDT           61.47             57         0      Not Applicable
  06/18/2026 04 AM PDT           61.49             58         +      Not Applicable
  06/18/2026 05 AM PDT           61.49             58         0      Not Applicable
  06/18/2026 06 AM PDT           61.49             58         0      Not Applicable
  06/18/2026 07 AM PDT           61.51             59         +      Not Applicable
  06/18/2026 08 AM PDT           61.51             59         0      Not Applicable
  06/18/2026 09 AM PDT           61.51             59         0      Not Applicable
  06/18/2026 10 AM PDT           61.53             60         +      Not Applicable
  06/18/2026 11 AM PDT           61.53             60         0      Not Applicable
  06/18/2026 12 PM PDT           61.55             61         +      Not Applicable
  06/18/2026 01 PM PDT           61.55             61         0      Not Applicable
  06/18/2026 02 PM PDT           61.55             61         0      Not Applicable
  06/18/2026 03 PM PDT           61.56             62         +      Not Applicable
  06/18/2026 04 PM PDT           61.56             62         0      Not Applicable
  06/18/2026 05 PM PDT           61.58             63         +      Not Applicable
  06/18/2026 06 PM PDT           61.60             64         +      Not Applicable
  06/18/2026 07 PM PDT           61.60             64         0      Not Applicable
  06/18/2026 08 PM PDT           61.60             64         0      Not Applicable
  06/18/2026 09 PM PDT           61.62             65         +      Not Applicable
  06/18/2026 10 PM PDT           61.62             65         0      Not Applicable
  06/18/2026 11 PM PDT           61.62             65         0      Not Applicable
  06/19/2026 12 AM PDT           61.62             65         0      Not Applicable
  06/19/2026 01 AM PDT           61.62             65         0      Not Applicable
  06/19/2026 02 AM PDT           61.64             66         +      Not Applicable
  06/19/2026 03 AM PDT           61.64             66         0      Not Applicable
  06/19/2026 04 AM PDT           61.64             66         0      Not Applicable
  06/19/2026 05 AM PDT           61.64             66         0      Not Applicable
  06/19/2026 06 AM PDT           61.65             67         +      Not Applicable
  06/19/2026 07 AM PDT           61.66             68         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/19/2026 08 AM PDT           61.68             69                Not Applicable
  06/19/2026 09 AM PDT           61.70             70         +      Not Applicable
  06/19/2026 10 AM PDT           61.71             70         +      Not Applicable
  06/19/2026 11 AM PDT           61.72             71         +      Not Applicable
  06/19/2026 12 PM PDT           61.71             70         -      Not Applicable
  06/19/2026 01 PM PDT           61.70             70         -      Not Applicable
  06/19/2026 02 PM PDT           61.69             69         -      Not Applicable
  06/19/2026 03 PM PDT           61.68             69         -      Not Applicable
  06/19/2026 04 PM PDT           61.68             69         0      Not Applicable
  06/19/2026 05 PM PDT           61.67             68         -      Not Applicable
  06/19/2026 06 PM PDT           61.67             68         0      Not Applicable
  06/19/2026 07 PM PDT           61.67             68         0      Not Applicable
  06/19/2026 08 PM PDT           61.66             68         -      Not Applicable
  06/19/2026 09 PM PDT           61.66             68         0      Not Applicable
  06/19/2026 10 PM PDT           61.66             68         0      Not Applicable
  06/19/2026 11 PM PDT           61.66             68         0      Not Applicable
  06/20/2026 12 AM PDT           61.66             68         0      Not Applicable
  06/20/2026 01 AM PDT           61.67             68         +      Not Applicable
  06/20/2026 02 AM PDT           61.67             68         0      Not Applicable
  06/20/2026 03 AM PDT           61.68             69         +      Not Applicable
  06/20/2026 04 AM PDT           61.68             69         0      Not Applicable
  06/20/2026 05 AM PDT           61.69             69         +      Not Applicable
  06/20/2026 06 AM PDT           61.70             70         +      Not Applicable
  06/20/2026 07 AM PDT           61.70             70         0      Not Applicable
  06/20/2026 08 AM PDT           61.71             70         +      Not Applicable
  06/20/2026 09 AM PDT           61.72             71         +      Not Applicable
  06/20/2026 10 AM PDT           61.72             71         0      Not Applicable
  06/20/2026 11 AM PDT           61.72             71         0      Not Applicable
  06/20/2026 12 PM PDT           61.73             72         +      Not Applicable
  06/20/2026 01 PM PDT           61.73             72         0      Not Applicable
  06/20/2026 02 PM PDT           61.74             72         +      Not Applicable
  06/20/2026 03 PM PDT           61.74             72         0      Not Applicable
  06/20/2026 04 PM PDT           61.75             73         +      Not Applicable
  06/20/2026 05 PM PDT           61.75             73         0      Not Applicable
  06/20/2026 06 PM PDT           61.76             73         +      Not Applicable
  06/20/2026 07 PM PDT           61.76             73         0      Not Applicable
  06/20/2026 08 PM PDT           61.77             74         +      Not Applicable
  06/20/2026 09 PM PDT           61.77             74         0      Not Applicable
  06/20/2026 10 PM PDT           61.77             74         0      Not Applicable
  06/20/2026 11 PM PDT           61.77             74         0      Not Applicable
  06/21/2026 12 AM PDT           61.77             74         0      Not Applicable
  06/21/2026 01 AM PDT           61.77             74         0      Not Applicable
  06/21/2026 02 AM PDT           61.78             75         +      Not Applicable
  06/21/2026 03 AM PDT           61.78             75         0      Not Applicable
  06/21/2026 04 AM PDT           61.78             75         0      Not Applicable
  06/21/2026 05 AM PDT           61.79             75         +      Not Applicable
  06/21/2026 06 AM PDT           61.79             75         0      Not Applicable
  06/21/2026 07 AM PDT           61.79             75         0      Not Applicable
  06/21/2026 08 AM PDT           61.79             75         0      Not Applicable
  06/21/2026 09 AM PDT           61.79             75         0      Not Applicable
  06/21/2026 10 AM PDT           61.80             76         +      Not Applicable
  06/21/2026 11 AM PDT           61.80             76         0      Not Applicable
  06/21/2026 12 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 01 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 02 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 03 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 04 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 05 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 06 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 07 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 08 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 09 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 10 PM PDT           61.80             76         0      Not Applicable
  06/21/2026 11 PM PDT           61.80             76         0      Not Applicable
  06/22/2026 12 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 01 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 02 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 03 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 04 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 05 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 06 AM PDT           61.80             76         0      Not Applicable
  06/22/2026 07 AM PDT           61.79             75         -      Not Applicable
  06/22/2026 08 AM PDT           61.79             75         0      Not Applicable
  06/22/2026 09 AM PDT           61.79             75         0      Not Applicable
  06/22/2026 10 AM PDT           61.79             75         0      Not Applicable
  06/22/2026 11 AM PDT           61.79             75         0      Not Applicable
  06/22/2026 12 PM PDT           61.78             75         -      Not Applicable
  06/22/2026 01 PM PDT           61.78             75         0      Not Applicable
  06/22/2026 02 PM PDT           61.78             75         0      Not Applicable
  06/22/2026 03 PM PDT           61.78             75         0      Not Applicable
  06/22/2026 04 PM PDT           61.78             75         0      Not Applicable
  06/22/2026 05 PM PDT           61.77             74         -      Not Applicable
  06/22/2026 06 PM PDT           61.77             74         0      Not Applicable
  06/22/2026 07 PM PDT           61.77             74         0      Not Applicable
  06/22/2026 08 PM PDT           61.77             74         0      Not Applicable
  06/22/2026 09 PM PDT           61.77             74         0      Not Applicable
  06/22/2026 10 PM PDT           61.77             74         0      Not Applicable
  06/22/2026 11 PM PDT           61.77             74         0      Not Applicable
  06/23/2026 12 AM PDT           61.77             74         0      Not Applicable
  06/23/2026 01 AM PDT           61.76             73         -      Not Applicable
  06/23/2026 02 AM PDT           61.76             73         0      Not Applicable
  06/23/2026 03 AM PDT           61.76             73         0      Not Applicable
  06/23/2026 04 AM PDT           61.75             73         -      Not Applicable
  06/23/2026 05 AM PDT           61.75             73         0      Not Applicable
  06/23/2026 06 AM PDT           61.75             73         0      Not Applicable
  06/23/2026 07 AM PDT           61.74             72         -      Not Applicable
  06/23/2026 08 AM PDT           61.74             72         0      Not Applicable
  06/23/2026 09 AM PDT           61.74             72         0      Not Applicable
  06/23/2026 10 AM PDT           61.73             72         -      Not Applicable
  06/23/2026 11 AM PDT           61.73             72         0      Not Applicable
  06/23/2026 12 PM PDT           61.73             72         0      Not Applicable
  06/23/2026 01 PM PDT           61.72             71         -      Not Applicable
  06/23/2026 02 PM PDT           61.72             71         0      Not Applicable
  06/23/2026 03 PM PDT           61.72             71         0      Not Applicable
  06/23/2026 04 PM PDT           61.72             71         0      Not Applicable
  06/23/2026 05 PM PDT           61.72             71         0      Not Applicable
  06/23/2026 06 PM PDT           61.72             71         0      Not Applicable
  06/23/2026 07 PM PDT           61.71             70         -      Not Applicable
  06/23/2026 08 PM PDT           61.71             70         0      Not Applicable
  06/23/2026 09 PM PDT           61.70             70         -      Not Applicable
  06/23/2026 10 PM PDT           61.70             70         0      Not Applicable
  06/23/2026 11 PM PDT           61.70             70         0      Not Applicable
  06/24/2026 12 AM PDT           61.69             69         -      Not Applicable
  06/24/2026 01 AM PDT           61.69             69         0      Not Applicable
  06/24/2026 02 AM PDT           61.68             69         -      Not Applicable
  06/24/2026 03 AM PDT           61.68             69         0      Not Applicable
  06/24/2026 04 AM PDT           61.67             68         -      Not Applicable
  06/24/2026 05 AM PDT           61.67             68         0      Not Applicable
#
# 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.