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 CaliforniaRiver Group: San Joaquin
Issuance Time: Aug 12 2022 at 7:28 AM PDTNext Issuance: Aug 13 2022 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:  08/12/2022 at 07:28 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/08/2022 at 01:00 PM PDT
# Maximum Observed Stage:                       6.9 Feet
# Maximum Observed Flow:                        232 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/13/2022 at 02:00 AM PDT
# Maximum Forecast Stage:                       6.5 Feet
# Maximum Forecast Flow:                        135 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/07/2022 07 AM PDT             6.8            205                        Normal
  08/07/2022 08 AM PDT             6.8            210         +              Normal
  08/07/2022 09 AM PDT             6.8            216         +              Normal
  08/07/2022 10 AM PDT             6.8            218         +              Normal
  08/07/2022 11 AM PDT             6.8            224         +              Normal
  08/07/2022 12 PM PDT             6.8            227         +              Normal
  08/07/2022 01 PM PDT             6.8            229         +              Normal
  08/07/2022 02 PM PDT             6.8            229         0              Normal
  08/07/2022 03 PM PDT             6.8            229         0              Normal
  08/07/2022 04 PM PDT             6.8            229         0              Normal
  08/07/2022 05 PM PDT             6.8            229         0              Normal
  08/07/2022 06 PM PDT             6.8            229         0              Normal
  08/07/2022 07 PM PDT             6.8            227         -              Normal
  08/07/2022 08 PM PDT             6.8            227         0              Normal
  08/07/2022 09 PM PDT             6.8            227         0              Normal
  08/07/2022 10 PM PDT             6.8            227         0              Normal
  08/07/2022 11 PM PDT             6.8            224         -              Normal
  08/08/2022 12 AM PDT             6.8            224         0              Normal
  08/08/2022 01 AM PDT             6.8            221         -              Normal
  08/08/2022 02 AM PDT             6.8            218         -              Normal
  08/08/2022 03 AM PDT             6.8            218         0              Normal
  08/08/2022 04 AM PDT             6.8            218         0              Normal
  08/08/2022 05 AM PDT             6.8            218         0              Normal
  08/08/2022 06 AM PDT             6.8            218         0              Normal
  08/08/2022 07 AM PDT             6.8            221         +              Normal
  08/08/2022 08 AM PDT             6.8            224         +              Normal
  08/08/2022 09 AM PDT             6.8            227         +              Normal
  08/08/2022 10 AM PDT             6.8            229         +              Normal
  08/08/2022 11 AM PDT             6.9            232         +              Normal
  08/08/2022 12 PM PDT             6.9            232         0              Normal
  08/08/2022 01 PM PDT             6.9            232         0              Normal
  08/08/2022 02 PM PDT             6.8            229         -              Normal
  08/08/2022 03 PM PDT             6.8            224         -              Normal
  08/08/2022 04 PM PDT             6.8            218         -              Normal
  08/08/2022 05 PM PDT             6.8            210         -              Normal
  08/08/2022 06 PM PDT             6.8            205         -              Normal
  08/08/2022 07 PM PDT             6.7            197         -              Normal
  08/08/2022 08 PM PDT             6.7            190         -              Normal
  08/08/2022 09 PM PDT             6.7            185         -              Normal
  08/08/2022 10 PM PDT             6.7            182         -              Normal
  08/08/2022 11 PM PDT             6.7            180         -              Normal
  08/09/2022 12 AM PDT             6.7            180         0              Normal
  08/09/2022 01 AM PDT             6.7            180         0              Normal
  08/09/2022 02 AM PDT             6.7            182         +              Normal
  08/09/2022 03 AM PDT             6.7            182         0              Normal
  08/09/2022 04 AM PDT             6.7            182         0              Normal
  08/09/2022 05 AM PDT             6.7            187         +              Normal
  08/09/2022 06 AM PDT             6.7            182         -              Normal
  08/09/2022 07 AM PDT             6.7            180         -              Normal
  08/09/2022 08 AM PDT             6.7            180         0              Normal
  08/09/2022 09 AM PDT             6.7            180         0              Normal
  08/09/2022 10 AM PDT             6.7            182         +              Normal
  08/09/2022 11 AM PDT             6.7            180         -              Normal
  08/09/2022 12 PM PDT             6.7            180         0              Normal
  08/09/2022 01 PM PDT             6.7            180         0              Normal
  08/09/2022 02 PM PDT             6.7            177         -              Normal
  08/09/2022 03 PM PDT             6.6            175         -              Normal
  08/09/2022 04 PM PDT             6.6            170         -              Normal
  08/09/2022 05 PM PDT             6.6            170         0              Normal
  08/09/2022 06 PM PDT             6.6            165         -              Normal
  08/09/2022 07 PM PDT             6.6            163         -              Normal
  08/09/2022 08 PM PDT             6.6            163         0              Normal
  08/09/2022 09 PM PDT             6.6            163         0              Normal
  08/09/2022 10 PM PDT             6.6            163         0              Normal
  08/09/2022 11 PM PDT             6.6            163         0              Normal
  08/10/2022 12 AM PDT             6.6            160         -              Normal
  08/10/2022 01 AM PDT             6.6            160         0              Normal
  08/10/2022 02 AM PDT             6.6            163         +              Normal
  08/10/2022 03 AM PDT             6.6            163         0              Normal
  08/10/2022 04 AM PDT             6.6            165         +              Normal
  08/10/2022 05 AM PDT             6.6            165         0              Normal
  08/10/2022 06 AM PDT             6.6            168         +              Normal
  08/10/2022 07 AM PDT             6.6            170         +              Normal
  08/10/2022 08 AM PDT             6.6            172         +              Normal
  08/10/2022 09 AM PDT             6.6            172         0              Normal
  08/10/2022 10 AM PDT             6.6            175         +              Normal
  08/10/2022 11 AM PDT             6.7            177         +              Normal
  08/10/2022 12 PM PDT             6.7            180         +              Normal
  08/10/2022 01 PM PDT             6.7            180         0              Normal
  08/10/2022 02 PM PDT             6.7            180         0              Normal
  08/10/2022 03 PM PDT             6.7            177         -              Normal
  08/10/2022 04 PM PDT             6.7            177         0              Normal
  08/10/2022 05 PM PDT             6.6            175         -              Normal
  08/10/2022 06 PM PDT             6.6            172         -              Normal
  08/10/2022 07 PM PDT             6.6            168         -              Normal
  08/10/2022 08 PM PDT             6.6            163         -              Normal
  08/10/2022 09 PM PDT             6.6            158         -              Normal
  08/10/2022 10 PM PDT             6.6            156         -              Normal
  08/10/2022 11 PM PDT             6.5            151         -              Normal
  08/11/2022 12 AM PDT             6.5            151         0              Normal
  08/11/2022 01 AM PDT             6.5            149         -              Normal
  08/11/2022 02 AM PDT             6.5            149         0              Normal
  08/11/2022 03 AM PDT             6.5            149         0              Normal
  08/11/2022 04 AM PDT             6.5            149         0              Normal
  08/11/2022 05 AM PDT             6.5            151         +              Normal
  08/11/2022 06 AM PDT             6.5            151         0              Normal
  08/11/2022 07 AM PDT             6.5            151         0              Normal
  08/11/2022 08 AM PDT             6.5            153         +              Normal
  08/11/2022 09 AM PDT             6.5            153         0              Normal
  08/11/2022 10 AM PDT             6.5            153         0              Normal
  08/11/2022 11 AM PDT             6.5            153         0              Normal
  08/11/2022 12 PM PDT             6.5            153         0              Normal
  08/11/2022 01 PM PDT             6.5            151         -              Normal
  08/11/2022 02 PM PDT             6.5            149         -              Normal
  08/11/2022 03 PM PDT             6.5            146         -              Normal
  08/11/2022 04 PM PDT             6.5            144         -              Normal
  08/11/2022 05 PM PDT             6.5            142         -              Normal
  08/11/2022 06 PM PDT             6.5            140         -              Normal
  08/11/2022 07 PM PDT             6.5            137         -              Normal
  08/11/2022 08 PM PDT             6.5            140         +              Normal
  08/11/2022 09 PM PDT             6.4            127         -              Normal
  08/11/2022 10 PM PDT             6.4            129         +              Normal
  08/11/2022 11 PM PDT             6.4            129         0              Normal
  08/12/2022 12 AM PDT             6.5            131         +              Normal
  08/12/2022 01 AM PDT             6.5            131         0              Normal
  08/12/2022 02 AM PDT             6.5            131         0              Normal
  08/12/2022 03 AM PDT             6.5            131         0              Normal
  08/12/2022 04 AM PDT             6.5            133         +              Normal
  08/12/2022 05 AM PDT             6.5            135         +              Normal
  08/12/2022 06 AM PDT             6.5            135         0              Normal
  08/12/2022 07 AM PDT             6.5            133         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/12/2022 08 AM PDT             6.5            133                        Normal
  08/12/2022 09 AM PDT             6.5            133         0              Normal
  08/12/2022 10 AM PDT             6.5            131         -              Normal
  08/12/2022 11 AM PDT             6.5            131         0              Normal
  08/12/2022 12 PM PDT             6.5            131         0              Normal
  08/12/2022 01 PM PDT             6.5            131         0              Normal
  08/12/2022 02 PM PDT             6.5            131         0              Normal
  08/12/2022 03 PM PDT             6.5            133         +              Normal
  08/12/2022 04 PM PDT             6.5            133         0              Normal
  08/12/2022 05 PM PDT             6.5            133         0              Normal
  08/12/2022 06 PM PDT             6.5            133         0              Normal
  08/12/2022 07 PM PDT             6.5            133         0              Normal
  08/12/2022 08 PM PDT             6.5            133         0              Normal
  08/12/2022 09 PM PDT             6.5            133         0              Normal
  08/12/2022 10 PM PDT             6.5            133         0              Normal
  08/12/2022 11 PM PDT             6.5            133         0              Normal
  08/13/2022 12 AM PDT             6.5            133         0              Normal
  08/13/2022 01 AM PDT             6.5            133         0              Normal
  08/13/2022 02 AM PDT             6.5            135         +              Normal
  08/13/2022 03 AM PDT             6.5            135         0              Normal
  08/13/2022 04 AM PDT             6.5            135         0              Normal
  08/13/2022 05 AM PDT             6.5            135         0              Normal
  08/13/2022 06 AM PDT             6.5            135         0              Normal
  08/13/2022 07 AM PDT             6.5            135         0              Normal
  08/13/2022 08 AM PDT             6.5            135         0              Normal
  08/13/2022 09 AM PDT             6.5            135         0              Normal
  08/13/2022 10 AM PDT             6.5            135         0              Normal
  08/13/2022 11 AM PDT             6.5            133         -              Normal
  08/13/2022 12 PM PDT             6.5            133         0              Normal
  08/13/2022 01 PM PDT             6.5            133         0              Normal
  08/13/2022 02 PM PDT             6.5            133         0              Normal
  08/13/2022 03 PM PDT             6.5            133         0              Normal
  08/13/2022 04 PM PDT             6.5            133         0              Normal
  08/13/2022 05 PM PDT             6.5            133         0              Normal
  08/13/2022 06 PM PDT             6.5            133         0              Normal
  08/13/2022 07 PM PDT             6.5            133         0              Normal
  08/13/2022 08 PM PDT             6.5            133         0              Normal
  08/13/2022 09 PM PDT             6.5            133         0              Normal
  08/13/2022 10 PM PDT             6.5            131         -              Normal
  08/13/2022 11 PM PDT             6.5            131         0              Normal
  08/14/2022 12 AM PDT             6.5            131         0              Normal
  08/14/2022 01 AM PDT             6.5            131         0              Normal
  08/14/2022 02 AM PDT             6.5            131         0              Normal
  08/14/2022 03 AM PDT             6.5            131         0              Normal
  08/14/2022 04 AM PDT             6.5            131         0              Normal
  08/14/2022 05 AM PDT             6.5            131         0              Normal
  08/14/2022 06 AM PDT             6.4            129         -              Normal
  08/14/2022 07 AM PDT             6.4            129         0              Normal
  08/14/2022 08 AM PDT             6.4            129         0              Normal
  08/14/2022 09 AM PDT             6.4            129         0              Normal
  08/14/2022 10 AM PDT             6.4            129         0              Normal
  08/14/2022 11 AM PDT             6.4            129         0              Normal
  08/14/2022 12 PM PDT             6.4            129         0              Normal
  08/14/2022 01 PM PDT             6.4            127         -              Normal
  08/14/2022 02 PM PDT             6.4            127         0              Normal
  08/14/2022 03 PM PDT             6.4            127         0              Normal
  08/14/2022 04 PM PDT             6.4            127         0              Normal
  08/14/2022 05 PM PDT             6.4            127         0              Normal
  08/14/2022 06 PM PDT             6.4            127         0              Normal
  08/14/2022 07 PM PDT             6.4            127         0              Normal
  08/14/2022 08 PM PDT             6.4            127         0              Normal
  08/14/2022 09 PM PDT             6.4            125         -              Normal
  08/14/2022 10 PM PDT             6.4            125         0              Normal
  08/14/2022 11 PM PDT             6.4            125         0              Normal
  08/15/2022 12 AM PDT             6.4            125         0              Normal
  08/15/2022 01 AM PDT             6.4            125         0              Normal
  08/15/2022 02 AM PDT             6.4            125         0              Normal
  08/15/2022 03 AM PDT             6.4            125         0              Normal
  08/15/2022 04 AM PDT             6.4            125         0              Normal
  08/15/2022 05 AM PDT             6.4            125         0              Normal
  08/15/2022 06 AM PDT             6.4            125         0              Normal
  08/15/2022 07 AM PDT             6.4            125         0              Normal
  08/15/2022 08 AM PDT             6.4            123         -              Normal
  08/15/2022 09 AM PDT             6.4            123         0              Normal
  08/15/2022 10 AM PDT             6.4            123         0              Normal
  08/15/2022 11 AM PDT             6.4            123         0              Normal
  08/15/2022 12 PM PDT             6.4            123         0              Normal
  08/15/2022 01 PM PDT             6.4            123         0              Normal
  08/15/2022 02 PM PDT             6.4            123         0              Normal
  08/15/2022 03 PM PDT             6.4            123         0              Normal
  08/15/2022 04 PM PDT             6.4            123         0              Normal
  08/15/2022 05 PM PDT             6.4            123         0              Normal
  08/15/2022 06 PM PDT             6.4            123         0              Normal
  08/15/2022 07 PM PDT             6.4            123         0              Normal
  08/15/2022 08 PM PDT             6.4            123         0              Normal
  08/15/2022 09 PM PDT             6.4            123         0              Normal
  08/15/2022 10 PM PDT             6.4            123         0              Normal
  08/15/2022 11 PM PDT             6.4            123         0              Normal
  08/16/2022 12 AM PDT             6.4            123         0              Normal
  08/16/2022 01 AM PDT             6.4            123         0              Normal
  08/16/2022 02 AM PDT             6.4            123         0              Normal
  08/16/2022 03 AM PDT             6.4            123         0              Normal
  08/16/2022 04 AM PDT             6.4            123         0              Normal
  08/16/2022 05 AM PDT             6.4            123         0              Normal
  08/16/2022 06 AM PDT             6.4            123         0              Normal
  08/16/2022 07 AM PDT             6.4            123         0              Normal
  08/16/2022 08 AM PDT             6.4            123         0              Normal
  08/16/2022 09 AM PDT             6.4            123         0              Normal
  08/16/2022 10 AM PDT             6.4            123         0              Normal
  08/16/2022 11 AM PDT             6.4            125         +              Normal
  08/16/2022 12 PM PDT             6.4            125         0              Normal
  08/16/2022 01 PM PDT             6.4            125         0              Normal
  08/16/2022 02 PM PDT             6.4            125         0              Normal
  08/16/2022 03 PM PDT             6.4            125         0              Normal
  08/16/2022 04 PM PDT             6.4            125         0              Normal
  08/16/2022 05 PM PDT             6.4            125         0              Normal
  08/16/2022 06 PM PDT             6.4            125         0              Normal
  08/16/2022 07 PM PDT             6.4            125         0              Normal
  08/16/2022 08 PM PDT             6.4            125         0              Normal
  08/16/2022 09 PM PDT             6.4            125         0              Normal
  08/16/2022 10 PM PDT             6.4            125         0              Normal
  08/16/2022 11 PM PDT             6.4            127         +              Normal
  08/17/2022 12 AM PDT             6.4            127         0              Normal
  08/17/2022 01 AM PDT             6.4            127         0              Normal
  08/17/2022 02 AM PDT             6.4            127         0              Normal
  08/17/2022 03 AM PDT             6.4            127         0              Normal
  08/17/2022 04 AM PDT             6.4            127         0              Normal
  08/17/2022 05 AM PDT             6.4            127         0              Normal
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.