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

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SAN JOAQUIN RIVER - VERNALIS (VNSC1)
Latitude: 37.68º NLongitude: 121.27º WElevation: 35 Feet
Location: San Joaquin County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jul 26 2024 at 7:18 AM PDTNext Issuance: Jul 27 2024 at 9:00 AM PDT
Monitor Stage: 24.5 FeetFlood Stage: 29.0 FeetDanger Stage: 29.5 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Vernalis (VNSC1)
#
# File Generation Time:  07/26/2024 at 07:18 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/22/2024 at 08:00 AM PDT
# Maximum Observed Stage:                       8.43 Feet
# Maximum Observed Flow:                        970 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/30/2024 at 06:00 PM PDT
# Maximum Forecast Stage:                       7.95 Feet
# Maximum Forecast Flow:                        728 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/21/2024 07 AM PDT            8.17            835                        Normal
  07/21/2024 08 AM PDT            8.18            840         +              Normal
  07/21/2024 09 AM PDT            8.19            845         +              Normal
  07/21/2024 10 AM PDT            8.20            850         +              Normal
  07/21/2024 11 AM PDT            8.22            860         +              Normal
  07/21/2024 12 PM PDT            8.25            876         +              Normal
  07/21/2024 01 PM PDT            8.27            886         +              Normal
  07/21/2024 02 PM PDT            8.29            896         +              Normal
  07/21/2024 03 PM PDT            8.30            901         +              Normal
  07/21/2024 04 PM PDT            8.31            906         +              Normal
  07/21/2024 05 PM PDT            8.32            912         +              Normal
  07/21/2024 06 PM PDT            8.32            912         0              Normal
  07/21/2024 07 PM PDT            8.32            912         0              Normal
  07/21/2024 08 PM PDT            8.33            917         +              Normal
  07/21/2024 09 PM PDT            8.33            917         0              Normal
  07/21/2024 10 PM PDT            8.35            927         +              Normal
  07/21/2024 11 PM PDT            8.35            927         0              Normal
  07/22/2024 12 AM PDT            8.37            938         +              Normal
  07/22/2024 01 AM PDT            8.38            943         +              Normal
  07/22/2024 02 AM PDT            8.38            943         0              Normal
  07/22/2024 03 AM PDT            8.39            948         +              Normal
  07/22/2024 04 AM PDT            8.40            954         +              Normal
  07/22/2024 05 AM PDT            8.41            959         +              Normal
  07/22/2024 06 AM PDT            8.41            959         0              Normal
  07/22/2024 07 AM PDT            8.42            964         +              Normal
  07/22/2024 08 AM PDT            8.43            970         +              Normal
  07/22/2024 09 AM PDT            8.42            964         -              Normal
  07/22/2024 10 AM PDT            8.42            964         0              Normal
  07/22/2024 11 AM PDT            8.41            959         -              Normal
  07/22/2024 12 PM PDT            8.39            948         -              Normal
  07/22/2024 01 PM PDT            8.37            938         -              Normal
  07/22/2024 02 PM PDT            8.34            922         -              Normal
  07/22/2024 03 PM PDT            8.32            912         -              Normal
  07/22/2024 04 PM PDT            8.29            896         -              Normal
  07/22/2024 05 PM PDT            8.26            881         -              Normal
  07/22/2024 06 PM PDT            8.24            870         -              Normal
  07/22/2024 07 PM PDT            8.21            855         -              Normal
  07/22/2024 08 PM PDT            8.18            840         -              Normal
  07/22/2024 09 PM PDT            8.16            830         -              Normal
  07/22/2024 10 PM PDT            8.14            820         -              Normal
  07/22/2024 11 PM PDT            8.13            815         -              Normal
  07/23/2024 12 AM PDT            8.12            810         -              Normal
  07/23/2024 01 AM PDT            8.12            810         0              Normal
  07/23/2024 02 AM PDT            8.12            810         0              Normal
  07/23/2024 03 AM PDT            8.12            810         0              Normal
  07/23/2024 04 AM PDT            8.12            810         0              Normal
  07/23/2024 05 AM PDT            8.11            805         -              Normal
  07/23/2024 06 AM PDT            8.10            800         -              Normal
  07/23/2024 07 AM PDT            8.10            800         0              Normal
  07/23/2024 08 AM PDT            8.09            795         -              Normal
  07/23/2024 09 AM PDT            8.08            790         -              Normal
  07/23/2024 10 AM PDT            8.07            786         -              Normal
  07/23/2024 11 AM PDT            8.07            786         0              Normal
  07/23/2024 12 PM PDT            8.07            786         0              Normal
  07/23/2024 01 PM PDT            8.07            786         0              Normal
  07/23/2024 02 PM PDT            8.07            786         0              Normal
  07/23/2024 03 PM PDT            8.05            776         -              Normal
  07/23/2024 04 PM PDT            8.04            771         -              Normal
  07/23/2024 05 PM PDT            8.03            766         -              Normal
  07/23/2024 06 PM PDT            8.01            756         -              Normal
  07/23/2024 07 PM PDT            7.99            747         -              Normal
  07/23/2024 08 PM PDT            7.98            742         -              Normal
  07/23/2024 09 PM PDT            7.98            742         0              Normal
  07/23/2024 10 PM PDT            7.97            737         -              Normal
  07/23/2024 11 PM PDT            7.96            733         -              Normal
  07/24/2024 12 AM PDT            7.95            728         -              Normal
  07/24/2024 01 AM PDT            7.95            728         0              Normal
  07/24/2024 02 AM PDT            7.94            723         -              Normal
  07/24/2024 03 AM PDT            7.95            728         +              Normal
  07/24/2024 04 AM PDT            7.95            728         0              Normal
  07/24/2024 05 AM PDT            7.96            733         +              Normal
  07/24/2024 06 AM PDT            7.96            733         0              Normal
  07/24/2024 07 AM PDT            7.97            737         +              Normal
  07/24/2024 08 AM PDT            7.97            737         0              Normal
  07/24/2024 09 AM PDT            7.97            737         0              Normal
  07/24/2024 10 AM PDT            7.97            737         0              Normal
  07/24/2024 11 AM PDT            7.96            733         -              Normal
  07/24/2024 12 PM PDT            7.95            728         -              Normal
  07/24/2024 01 PM PDT            7.94            723         -              Normal
  07/24/2024 02 PM PDT            7.93            718         -              Normal
  07/24/2024 03 PM PDT            7.92            714         -              Normal
  07/24/2024 04 PM PDT            7.90            704         -              Normal
  07/24/2024 05 PM PDT            7.89            700         -              Normal
  07/24/2024 06 PM PDT            7.86            686         -              Normal
  07/24/2024 07 PM PDT            7.85            681         -              Normal
  07/24/2024 08 PM PDT            7.85            681         0              Normal
  07/24/2024 09 PM PDT            7.85            681         0              Normal
  07/24/2024 10 PM PDT            7.86            686         +              Normal
  07/24/2024 11 PM PDT            7.86            686         0              Normal
  07/25/2024 12 AM PDT            7.85            681         -              Normal
  07/25/2024 01 AM PDT            7.85            681         0              Normal
  07/25/2024 02 AM PDT            7.85            681         0              Normal
  07/25/2024 03 AM PDT            7.85            681         0              Normal
  07/25/2024 04 AM PDT            7.85            681         0              Normal
  07/25/2024 05 AM PDT            7.85            681         0              Normal
  07/25/2024 06 AM PDT            7.86            686         +              Normal
  07/25/2024 07 AM PDT            7.86            686         0              Normal
  07/25/2024 08 AM PDT            7.87            690         +              Normal
  07/25/2024 09 AM PDT            7.87            690         0              Normal
  07/25/2024 10 AM PDT            7.88            695         +              Normal
  07/25/2024 11 AM PDT            7.88            695         0              Normal
  07/25/2024 12 PM PDT            7.88            695         0              Normal
  07/25/2024 01 PM PDT            7.88            695         0              Normal
  07/25/2024 02 PM PDT            7.87            690         -              Normal
  07/25/2024 03 PM PDT            7.86            686         -              Normal
  07/25/2024 04 PM PDT            7.86            686         0              Normal
  07/25/2024 05 PM PDT            7.85            681         -              Normal
  07/25/2024 06 PM PDT            7.84            677         -              Normal
  07/25/2024 07 PM PDT            7.83            672         -              Normal
  07/25/2024 08 PM PDT            7.83            672         0              Normal
  07/25/2024 09 PM PDT            7.83            672         0              Normal
  07/25/2024 10 PM PDT            7.83            672         0              Normal
  07/25/2024 11 PM PDT            7.84            677         +              Normal
  07/26/2024 12 AM PDT            7.84            677         0              Normal
  07/26/2024 01 AM PDT            7.86            686         +              Normal
  07/26/2024 02 AM PDT            7.86            686         0              Normal
  07/26/2024 03 AM PDT            7.88            695         +              Normal
  07/26/2024 04 AM PDT            7.89            700         +              Normal
  07/26/2024 05 AM PDT            7.90            704         +              Normal
  07/26/2024 06 AM PDT            7.90            704         0              Normal
  07/26/2024 07 AM PDT            7.89            700         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/26/2024 08 AM PDT            7.89            700                        Normal
  07/26/2024 09 AM PDT            7.89            700         0              Normal
  07/26/2024 10 AM PDT            7.89            700         0              Normal
  07/26/2024 11 AM PDT            7.88            695         -              Normal
  07/26/2024 12 PM PDT            7.88            695         0              Normal
  07/26/2024 01 PM PDT            7.88            695         0              Normal
  07/26/2024 02 PM PDT            7.88            695         0              Normal
  07/26/2024 03 PM PDT            7.88            695         0              Normal
  07/26/2024 04 PM PDT            7.88            695         0              Normal
  07/26/2024 05 PM PDT            7.88            695         0              Normal
  07/26/2024 06 PM PDT            7.88            695         0              Normal
  07/26/2024 07 PM PDT            7.88            695         0              Normal
  07/26/2024 08 PM PDT            7.88            695         0              Normal
  07/26/2024 09 PM PDT            7.88            695         0              Normal
  07/26/2024 10 PM PDT            7.88            695         0              Normal
  07/26/2024 11 PM PDT            7.88            695         0              Normal
  07/27/2024 12 AM PDT            7.88            695         0              Normal
  07/27/2024 01 AM PDT            7.88            695         0              Normal
  07/27/2024 02 AM PDT            7.88            695         0              Normal
  07/27/2024 03 AM PDT            7.88            695         0              Normal
  07/27/2024 04 AM PDT            7.88            695         0              Normal
  07/27/2024 05 AM PDT            7.87            690         -              Normal
  07/27/2024 06 AM PDT            7.87            690         0              Normal
  07/27/2024 07 AM PDT            7.87            690         0              Normal
  07/27/2024 08 AM PDT            7.87            690         0              Normal
  07/27/2024 09 AM PDT            7.87            690         0              Normal
  07/27/2024 10 AM PDT            7.87            690         0              Normal
  07/27/2024 11 AM PDT            7.87            690         0              Normal
  07/27/2024 12 PM PDT            7.87            690         0              Normal
  07/27/2024 01 PM PDT            7.87            690         0              Normal
  07/27/2024 02 PM PDT            7.87            690         0              Normal
  07/27/2024 03 PM PDT            7.86            686         -              Normal
  07/27/2024 04 PM PDT            7.86            686         0              Normal
  07/27/2024 05 PM PDT            7.86            686         0              Normal
  07/27/2024 06 PM PDT            7.86            686         0              Normal
  07/27/2024 07 PM PDT            7.86            686         0              Normal
  07/27/2024 08 PM PDT            7.86            686         0              Normal
  07/27/2024 09 PM PDT            7.86            686         0              Normal
  07/27/2024 10 PM PDT            7.86            686         0              Normal
  07/27/2024 11 PM PDT            7.86            686         0              Normal
  07/28/2024 12 AM PDT            7.86            686         0              Normal
  07/28/2024 01 AM PDT            7.86            686         0              Normal
  07/28/2024 02 AM PDT            7.85            681         -              Normal
  07/28/2024 03 AM PDT            7.85            681         0              Normal
  07/28/2024 04 AM PDT            7.85            681         0              Normal
  07/28/2024 05 AM PDT            7.85            681         0              Normal
  07/28/2024 06 AM PDT            7.85            681         0              Normal
  07/28/2024 07 AM PDT            7.85            681         0              Normal
  07/28/2024 08 AM PDT            7.85            681         0              Normal
  07/28/2024 09 AM PDT            7.85            681         0              Normal
  07/28/2024 10 AM PDT            7.85            681         0              Normal
  07/28/2024 11 AM PDT            7.85            681         0              Normal
  07/28/2024 12 PM PDT            7.85            681         0              Normal
  07/28/2024 01 PM PDT            7.85            681         0              Normal
  07/28/2024 02 PM PDT            7.86            686         +              Normal
  07/28/2024 03 PM PDT            7.86            686         0              Normal
  07/28/2024 04 PM PDT            7.86            686         0              Normal
  07/28/2024 05 PM PDT            7.86            686         0              Normal
  07/28/2024 06 PM PDT            7.86            686         0              Normal
  07/28/2024 07 PM PDT            7.86            686         0              Normal
  07/28/2024 08 PM PDT            7.86            686         0              Normal
  07/28/2024 09 PM PDT            7.86            686         0              Normal
  07/28/2024 10 PM PDT            7.86            686         0              Normal
  07/28/2024 11 PM PDT            7.87            690         +              Normal
  07/29/2024 12 AM PDT            7.87            690         0              Normal
  07/29/2024 01 AM PDT            7.87            690         0              Normal
  07/29/2024 02 AM PDT            7.87            690         0              Normal
  07/29/2024 03 AM PDT            7.87            690         0              Normal
  07/29/2024 04 AM PDT            7.88            695         +              Normal
  07/29/2024 05 AM PDT            7.88            695         0              Normal
  07/29/2024 06 AM PDT            7.88            695         0              Normal
  07/29/2024 07 AM PDT            7.88            695         0              Normal
  07/29/2024 08 AM PDT            7.88            695         0              Normal
  07/29/2024 09 AM PDT            7.89            700         +              Normal
  07/29/2024 10 AM PDT            7.89            700         0              Normal
  07/29/2024 11 AM PDT            7.89            700         0              Normal
  07/29/2024 12 PM PDT            7.89            700         0              Normal
  07/29/2024 01 PM PDT            7.90            704         +              Normal
  07/29/2024 02 PM PDT            7.90            704         0              Normal
  07/29/2024 03 PM PDT            7.90            704         0              Normal
  07/29/2024 04 PM PDT            7.90            704         0              Normal
  07/29/2024 05 PM PDT            7.91            709         +              Normal
  07/29/2024 06 PM PDT            7.91            709         0              Normal
  07/29/2024 07 PM PDT            7.91            709         0              Normal
  07/29/2024 08 PM PDT            7.91            709         0              Normal
  07/29/2024 09 PM PDT            7.91            709         0              Normal
  07/29/2024 10 PM PDT            7.92            714         +              Normal
  07/29/2024 11 PM PDT            7.92            714         0              Normal
  07/30/2024 12 AM PDT            7.92            714         0              Normal
  07/30/2024 01 AM PDT            7.92            714         0              Normal
  07/30/2024 02 AM PDT            7.92            714         0              Normal
  07/30/2024 03 AM PDT            7.93            718         +              Normal
  07/30/2024 04 AM PDT            7.93            718         0              Normal
  07/30/2024 05 AM PDT            7.93            718         0              Normal
  07/30/2024 06 AM PDT            7.93            718         0              Normal
  07/30/2024 07 AM PDT            7.93            718         0              Normal
  07/30/2024 08 AM PDT            7.93            718         0              Normal
  07/30/2024 09 AM PDT            7.94            723         +              Normal
  07/30/2024 10 AM PDT            7.94            723         0              Normal
  07/30/2024 11 AM PDT            7.94            723         0              Normal
  07/30/2024 12 PM PDT            7.94            723         0              Normal
  07/30/2024 01 PM PDT            7.94            723         0              Normal
  07/30/2024 02 PM PDT            7.94            723         0              Normal
  07/30/2024 03 PM PDT            7.94            723         0              Normal
  07/30/2024 04 PM PDT            7.94            723         0              Normal
  07/30/2024 05 PM PDT            7.94            723         0              Normal
  07/30/2024 06 PM PDT            7.95            728         +              Normal
  07/30/2024 07 PM PDT            7.95            728         0              Normal
  07/30/2024 08 PM PDT            7.95            728         0              Normal
  07/30/2024 09 PM PDT            7.95            728         0              Normal
  07/30/2024 10 PM PDT            7.95            728         0              Normal
  07/30/2024 11 PM PDT            7.95            728         0              Normal
  07/31/2024 12 AM PDT            7.95            728         0              Normal
  07/31/2024 01 AM PDT            7.95            728         0              Normal
  07/31/2024 02 AM PDT            7.95            728         0              Normal
  07/31/2024 03 AM PDT            7.95            728         0              Normal
  07/31/2024 04 AM PDT            7.95            728         0              Normal
  07/31/2024 05 AM PDT            7.95            728         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.