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 26 2026 at 7:50 AM PDTNext Issuance: Jun 27 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:  06/26/2026 at 07:51 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/23/2026 at 06:00 PM PDT
# Maximum Observed Stage:                       61.60 Feet
# Maximum Observed Flow:                        64 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/26/2026 at 10:00 AM PDT
# Maximum Forecast Stage:                       61.53 Feet
# Maximum Forecast Flow:                        60 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/21/2026 07 AM PDT           61.58             63                Not Applicable
  06/21/2026 08 AM PDT           61.58             63         0      Not Applicable
  06/21/2026 09 AM PDT           61.58             63         0      Not Applicable
  06/21/2026 10 AM PDT           61.58             63         0      Not Applicable
  06/21/2026 11 AM PDT           61.58             63         0      Not Applicable
  06/21/2026 12 PM PDT           61.58             63         0      Not Applicable
  06/21/2026 01 PM PDT           61.58             63         0      Not Applicable
  06/21/2026 02 PM PDT           61.58             63         0      Not Applicable
  06/21/2026 03 PM PDT           61.56             62         -      Not Applicable
  06/21/2026 04 PM PDT           61.58             63         +      Not Applicable
  06/21/2026 05 PM PDT           61.58             63         0      Not Applicable
  06/21/2026 06 PM PDT           61.55             61         -      Not Applicable
  06/21/2026 07 PM PDT           61.56             62         +      Not Applicable
  06/21/2026 08 PM PDT           61.56             62         0      Not Applicable
  06/21/2026 09 PM PDT           61.56             62         0      Not Applicable
  06/21/2026 10 PM PDT           61.56             62         0      Not Applicable
  06/21/2026 11 PM PDT           61.58             63         +      Not Applicable
  06/22/2026 12 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 01 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 02 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 03 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 04 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 05 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 06 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 07 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 08 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 09 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 10 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 11 AM PDT           61.58             63         0      Not Applicable
  06/22/2026 12 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 01 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 02 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 03 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 04 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 05 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 06 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 07 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 08 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 09 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 10 PM PDT           61.58             63         0      Not Applicable
  06/22/2026 11 PM PDT           61.58             63         0      Not Applicable
  06/23/2026 12 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 01 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 02 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 03 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 04 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 05 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 06 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 07 AM PDT           61.58             63         0      Not Applicable
  06/23/2026 08 AM PDT           61.60             64         +      Not Applicable
  06/23/2026 09 AM PDT           61.60             64         0      Not Applicable
  06/23/2026 10 AM PDT           61.60             64         0      Not Applicable
  06/23/2026 11 AM PDT           61.60             64         0      Not Applicable
  06/23/2026 12 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 01 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 02 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 03 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 04 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 05 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 06 PM PDT           61.60             64         0      Not Applicable
  06/23/2026 07 PM PDT           61.58             63         -      Not Applicable
  06/23/2026 08 PM PDT           61.55             61         -      Not Applicable
  06/23/2026 09 PM PDT           61.55             61         0      Not Applicable
  06/23/2026 10 PM PDT           61.55             61         0      Not Applicable
  06/23/2026 11 PM PDT           61.55             61         0      Not Applicable
  06/24/2026 12 AM PDT           61.55             61         0      Not Applicable
  06/24/2026 01 AM PDT           61.56             62         +      Not Applicable
  06/24/2026 02 AM PDT           61.56             62         0      Not Applicable
  06/24/2026 03 AM PDT           61.56             62         0      Not Applicable
  06/24/2026 04 AM PDT           61.58             63         +      Not Applicable
  06/24/2026 05 AM PDT           61.58             63         0      Not Applicable
  06/24/2026 06 AM PDT           61.58             63         0      Not Applicable
  06/24/2026 07 AM PDT           61.58             63         0      Not Applicable
  06/24/2026 08 AM PDT           61.58             63         0      Not Applicable
  06/24/2026 09 AM PDT           61.58             63         0      Not Applicable
  06/24/2026 10 AM PDT           61.58             63         0      Not Applicable
  06/24/2026 11 AM PDT           61.56             62         -      Not Applicable
  06/24/2026 12 PM PDT           61.58             63         +      Not Applicable
  06/24/2026 01 PM PDT           61.55             61         -      Not Applicable
  06/24/2026 02 PM PDT           61.55             61         0      Not Applicable
  06/24/2026 03 PM PDT           61.55             61         0      Not Applicable
  06/24/2026 04 PM PDT           61.55             61         0      Not Applicable
  06/24/2026 05 PM PDT           61.55             61         0      Not Applicable
  06/24/2026 06 PM PDT           61.53             60         -      Not Applicable
  06/24/2026 07 PM PDT           61.53             60         0      Not Applicable
  06/24/2026 08 PM PDT           61.51             59         -      Not Applicable
  06/24/2026 09 PM PDT           61.51             59         0      Not Applicable
  06/24/2026 10 PM PDT           61.51             59         0      Not Applicable
  06/24/2026 11 PM PDT           61.51             59         0      Not Applicable
  06/25/2026 12 AM PDT           61.51             59         0      Not Applicable
  06/25/2026 01 AM PDT           61.51             59         0      Not Applicable
  06/25/2026 02 AM PDT           61.51             59         0      Not Applicable
  06/25/2026 03 AM PDT           61.51             59         0      Not Applicable
  06/25/2026 04 AM PDT           61.49             58         -      Not Applicable
  06/25/2026 05 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 06 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 07 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 08 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 09 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 10 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 11 AM PDT           61.49             58         0      Not Applicable
  06/25/2026 12 PM PDT           61.49             58         0      Not Applicable
  06/25/2026 01 PM PDT           61.49             58         0      Not Applicable
  06/25/2026 02 PM PDT           61.47             57         -      Not Applicable
  06/25/2026 03 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 04 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 05 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 06 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 07 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 08 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 09 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 10 PM PDT           61.47             57         0      Not Applicable
  06/25/2026 11 PM PDT           61.47             57         0      Not Applicable
  06/26/2026 12 AM PDT           61.47             57         0      Not Applicable
  06/26/2026 01 AM PDT           61.47             57         0      Not Applicable
  06/26/2026 02 AM PDT           61.47             57         0      Not Applicable
  06/26/2026 03 AM PDT           61.47             57         0      Not Applicable
  06/26/2026 04 AM PDT           61.49             58         +      Not Applicable
  06/26/2026 05 AM PDT           61.47             57         -      Not Applicable
  06/26/2026 06 AM PDT           61.48             58         +      Not Applicable
  06/26/2026 07 AM PDT           61.49             58         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/26/2026 08 AM PDT           61.51             59                Not Applicable
  06/26/2026 09 AM PDT           61.52             60         +      Not Applicable
  06/26/2026 10 AM PDT           61.53             60         +      Not Applicable
  06/26/2026 11 AM PDT           61.52             60         -      Not Applicable
  06/26/2026 12 PM PDT           61.52             60         0      Not Applicable
  06/26/2026 01 PM PDT           61.52             60         0      Not Applicable
  06/26/2026 02 PM PDT           61.52             60         0      Not Applicable
  06/26/2026 03 PM PDT           61.51             59         -      Not Applicable
  06/26/2026 04 PM PDT           61.51             59         0      Not Applicable
  06/26/2026 05 PM PDT           61.50             59         -      Not Applicable
  06/26/2026 06 PM PDT           61.50             59         0      Not Applicable
  06/26/2026 07 PM PDT           61.49             58         -      Not Applicable
  06/26/2026 08 PM PDT           61.49             58         0      Not Applicable
  06/26/2026 09 PM PDT           61.49             58         0      Not Applicable
  06/26/2026 10 PM PDT           61.48             58         -      Not Applicable
  06/26/2026 11 PM PDT           61.48             58         0      Not Applicable
  06/27/2026 12 AM PDT           61.48             58         0      Not Applicable
  06/27/2026 01 AM PDT           61.47             57         -      Not Applicable
  06/27/2026 02 AM PDT           61.46             57         -      Not Applicable
  06/27/2026 03 AM PDT           61.45             56         -      Not Applicable
  06/27/2026 04 AM PDT           61.44             56         -      Not Applicable
  06/27/2026 05 AM PDT           61.43             55         -      Not Applicable
  06/27/2026 06 AM PDT           61.42             55         -      Not Applicable
  06/27/2026 07 AM PDT           61.41             54         -      Not Applicable
  06/27/2026 08 AM PDT           61.40             54         -      Not Applicable
  06/27/2026 09 AM PDT           61.39             53         -      Not Applicable
  06/27/2026 10 AM PDT           61.37             53         -      Not Applicable
  06/27/2026 11 AM PDT           61.36             52         -      Not Applicable
  06/27/2026 12 PM PDT           61.34             51         -      Not Applicable
  06/27/2026 01 PM PDT           61.32             51         -      Not Applicable
  06/27/2026 02 PM PDT           61.31             50         -      Not Applicable
  06/27/2026 03 PM PDT           61.30             50         -      Not Applicable
  06/27/2026 04 PM PDT           61.29             49         -      Not Applicable
  06/27/2026 05 PM PDT           61.27             49         -      Not Applicable
  06/27/2026 06 PM PDT           61.26             48         -      Not Applicable
  06/27/2026 07 PM PDT           61.25             48         -      Not Applicable
  06/27/2026 08 PM PDT           61.24             47         -      Not Applicable
  06/27/2026 09 PM PDT           61.22             47         -      Not Applicable
  06/27/2026 10 PM PDT           61.22             47         0      Not Applicable
  06/27/2026 11 PM PDT           61.20             46         -      Not Applicable
  06/28/2026 12 AM PDT           61.20             46         0      Not Applicable
  06/28/2026 01 AM PDT           61.19             45         -      Not Applicable
  06/28/2026 02 AM PDT           61.17             45         -      Not Applicable
  06/28/2026 03 AM PDT           61.16             44         -      Not Applicable
  06/28/2026 04 AM PDT           61.15             44         -      Not Applicable
  06/28/2026 05 AM PDT           61.14             43         -      Not Applicable
  06/28/2026 06 AM PDT           61.12             43         -      Not Applicable
  06/28/2026 07 AM PDT           61.11             42         -      Not Applicable
  06/28/2026 08 AM PDT           61.09             42         -      Not Applicable
  06/28/2026 09 AM PDT           61.08             41         -      Not Applicable
  06/28/2026 10 AM PDT           61.07             41         -      Not Applicable
  06/28/2026 11 AM PDT           61.06             40         -      Not Applicable
  06/28/2026 12 PM PDT           61.06             40         0      Not Applicable
  06/28/2026 01 PM PDT           61.04             40         -      Not Applicable
  06/28/2026 02 PM PDT           61.03             39         -      Not Applicable
  06/28/2026 03 PM PDT           61.01             39         -      Not Applicable
  06/28/2026 04 PM PDT           61.01             39         0      Not Applicable
  06/28/2026 05 PM PDT           61.00             38         -      Not Applicable
  06/28/2026 06 PM PDT           60.99             38         -      Not Applicable
  06/28/2026 07 PM PDT           60.98             37         -      Not Applicable
  06/28/2026 08 PM PDT           60.96             37         -      Not Applicable
  06/28/2026 09 PM PDT           60.95             36         -      Not Applicable
  06/28/2026 10 PM PDT           60.95             36         0      Not Applicable
  06/28/2026 11 PM PDT           60.93             36         -      Not Applicable
  06/29/2026 12 AM PDT           60.92             35         -      Not Applicable
  06/29/2026 01 AM PDT           60.91             35         -      Not Applicable
  06/29/2026 02 AM PDT           60.91             35         0      Not Applicable
  06/29/2026 03 AM PDT           60.90             34         -      Not Applicable
  06/29/2026 04 AM PDT           60.88             34         -      Not Applicable
  06/29/2026 05 AM PDT           60.88             34         0      Not Applicable
  06/29/2026 06 AM PDT           60.87             33         -      Not Applicable
  06/29/2026 07 AM PDT           60.85             33         -      Not Applicable
  06/29/2026 08 AM PDT           60.84             32         -      Not Applicable
  06/29/2026 09 AM PDT           60.84             32         0      Not Applicable
  06/29/2026 10 AM PDT           60.82             32         -      Not Applicable
  06/29/2026 11 AM PDT           60.81             31         -      Not Applicable
  06/29/2026 12 PM PDT           60.81             31         0      Not Applicable
  06/29/2026 01 PM PDT           60.79             31         -      Not Applicable
  06/29/2026 02 PM PDT           60.78             30         -      Not Applicable
  06/29/2026 03 PM PDT           60.78             30         0      Not Applicable
  06/29/2026 04 PM PDT           60.77             30         -      Not Applicable
  06/29/2026 05 PM PDT           60.77             30         0      Not Applicable
  06/29/2026 06 PM PDT           60.76             29         -      Not Applicable
  06/29/2026 07 PM PDT           60.74             29         -      Not Applicable
  06/29/2026 08 PM PDT           60.73             28         -      Not Applicable
  06/29/2026 09 PM PDT           60.73             28         0      Not Applicable
  06/29/2026 10 PM PDT           60.71             28         -      Not Applicable
  06/29/2026 11 PM PDT           60.71             28         0      Not Applicable
  06/30/2026 12 AM PDT           60.70             27         -      Not Applicable
  06/30/2026 01 AM PDT           60.68             27         -      Not Applicable
  06/30/2026 02 AM PDT           60.68             27         0      Not Applicable
  06/30/2026 03 AM PDT           60.67             26         -      Not Applicable
  06/30/2026 04 AM PDT           60.67             26         0      Not Applicable
  06/30/2026 05 AM PDT           60.65             26         -      Not Applicable
  06/30/2026 06 AM PDT           60.64             25         -      Not Applicable
  06/30/2026 07 AM PDT           60.64             25         0      Not Applicable
  06/30/2026 08 AM PDT           60.62             25         -      Not Applicable
  06/30/2026 09 AM PDT           60.62             25         0      Not Applicable
  06/30/2026 10 AM PDT           60.61             24         -      Not Applicable
  06/30/2026 11 AM PDT           60.59             24         -      Not Applicable
  06/30/2026 12 PM PDT           60.59             24         0      Not Applicable
  06/30/2026 01 PM PDT           60.58             23         -      Not Applicable
  06/30/2026 02 PM PDT           60.58             23         0      Not Applicable
  06/30/2026 03 PM PDT           60.56             23         -      Not Applicable
  06/30/2026 04 PM PDT           60.56             23         0      Not Applicable
  06/30/2026 05 PM PDT           60.55             22         -      Not Applicable
  06/30/2026 06 PM PDT           60.53             22         -      Not Applicable
  06/30/2026 07 PM PDT           60.53             22         0      Not Applicable
  06/30/2026 08 PM PDT           60.52             21         -      Not Applicable
  06/30/2026 09 PM PDT           60.52             21         0      Not Applicable
  06/30/2026 10 PM PDT           60.50             21         -      Not Applicable
  06/30/2026 11 PM PDT           60.50             21         0      Not Applicable
  07/01/2026 12 AM PDT           60.50             21         0      Not Applicable
  07/01/2026 01 AM PDT           60.50             21         0      Not Applicable
  07/01/2026 02 AM PDT           60.50             21         0      Not Applicable
  07/01/2026 03 AM PDT           60.50             21         0      Not Applicable
  07/01/2026 04 AM PDT           60.50             21         0      Not Applicable
  07/01/2026 05 AM PDT           60.50             21         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.