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 - PATTERSON (PATC1)
Latitude: 37.49º NLongitude: 121.08º WElevation: 97 Feet
Location: Stanislaus County in CaliforniaRiver Group: San Joaquin
Issuance Time: Aug 19 2022 at 7:55 AM PDTNext Issuance: Aug 20 2022 at 9:00 AM PDT
Monitor Stage: 48.0 FeetFlood Stage: 54.7 FeetDanger Stage: 55.7 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Patterson (PATC1)
#
# File Generation Time:  08/19/2022 at 07:55 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/17/2022 at 07:00 AM PDT
# Maximum Observed Stage:                       29.1 Feet
# Maximum Observed Flow:                        104 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/24/2022 at 04:00 AM PDT
# Maximum Forecast Stage:                       29.2 Feet
# Maximum Forecast Flow:                        120 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/14/2022 07 AM PDT            28.6             53                        Normal
  08/14/2022 08 AM PDT            28.7             58         +              Normal
  08/14/2022 09 AM PDT            28.7             64         +              Normal
  08/14/2022 10 AM PDT            28.8             69         +              Normal
  08/14/2022 11 AM PDT            28.8             70         +              Normal
  08/14/2022 12 PM PDT            28.8             73         +              Normal
  08/14/2022 01 PM PDT            28.8             75         +              Normal
  08/14/2022 02 PM PDT            28.8             75         0              Normal
  08/14/2022 03 PM PDT            28.8             78         +              Normal
  08/14/2022 04 PM PDT            28.9             79         +              Normal
  08/14/2022 05 PM PDT            28.8             78         -              Normal
  08/14/2022 06 PM PDT            28.8             78         0              Normal
  08/14/2022 07 PM PDT            28.9             81         +              Normal
  08/14/2022 08 PM PDT            28.9             82         +              Normal
  08/14/2022 09 PM PDT            28.9             84         +              Normal
  08/14/2022 10 PM PDT            28.9             84         0              Normal
  08/14/2022 11 PM PDT            28.9             86         +              Normal
  08/15/2022 12 AM PDT            28.9             88         +              Normal
  08/15/2022 01 AM PDT            28.9             91         +              Normal
  08/15/2022 02 AM PDT            29.0             93         +              Normal
  08/15/2022 03 AM PDT            29.0             96         +              Normal
  08/15/2022 04 AM PDT            29.0             97         +              Normal
  08/15/2022 05 AM PDT            29.0             98         +              Normal
  08/15/2022 06 AM PDT            29.1            102         +              Normal
  08/15/2022 07 AM PDT            29.0            101         -              Normal
  08/15/2022 08 AM PDT            29.0             98         -              Normal
  08/15/2022 09 AM PDT            29.0             94         -              Normal
  08/15/2022 10 AM PDT            28.9             91         -              Normal
  08/15/2022 11 AM PDT            28.9             88         -              Normal
  08/15/2022 12 PM PDT            28.9             85         -              Normal
  08/15/2022 01 PM PDT            28.8             76         -              Normal
  08/15/2022 02 PM PDT            28.8             70         -              Normal
  08/15/2022 03 PM PDT            28.8             68         -              Normal
  08/15/2022 04 PM PDT            28.7             66         -              Normal
  08/15/2022 05 PM PDT            28.7             63         -              Normal
  08/15/2022 06 PM PDT            28.7             61         -              Normal
  08/15/2022 07 PM PDT            28.7             60         -              Normal
  08/15/2022 08 PM PDT            28.7             57         -              Normal
  08/15/2022 09 PM PDT            28.7             58         +              Normal
  08/15/2022 10 PM PDT            28.7             58         0              Normal
  08/15/2022 11 PM PDT            28.7             58         0              Normal
  08/16/2022 12 AM PDT            28.7             58         0              Normal
  08/16/2022 01 AM PDT            28.7             60         +              Normal
  08/16/2022 02 AM PDT            28.7             60         0              Normal
  08/16/2022 03 AM PDT            28.7             61         +              Normal
  08/16/2022 04 AM PDT            28.7             62         +              Normal
  08/16/2022 05 AM PDT            28.7             63         +              Normal
  08/16/2022 06 AM PDT            28.7             66         +              Normal
  08/16/2022 07 AM PDT            28.7             66         0              Normal
  08/16/2022 08 AM PDT            28.7             63         -              Normal
  08/16/2022 09 AM PDT            28.7             62         -              Normal
  08/16/2022 10 AM PDT            28.7             60         -              Normal
  08/16/2022 11 AM PDT            28.7             60         0              Normal
  08/16/2022 12 PM PDT            28.7             60         0              Normal
  08/16/2022 01 PM PDT            28.7             61         +              Normal
  08/16/2022 02 PM PDT            28.7             66         +              Normal
  08/16/2022 03 PM PDT            28.8             72         +              Normal
  08/16/2022 04 PM PDT            28.8             75         +              Normal
  08/16/2022 05 PM PDT            28.8             76         +              Normal
  08/16/2022 06 PM PDT            28.9             79         +              Normal
  08/16/2022 07 PM PDT            28.9             82         +              Normal
  08/16/2022 08 PM PDT            28.9             86         +              Normal
  08/16/2022 09 PM PDT            28.9             88         +              Normal
  08/16/2022 10 PM PDT            28.9             91         +              Normal
  08/16/2022 11 PM PDT            29.0             92         +              Normal
  08/17/2022 12 AM PDT            29.0             93         +              Normal
  08/17/2022 01 AM PDT            29.0             94         +              Normal
  08/17/2022 02 AM PDT            29.0             96         +              Normal
  08/17/2022 03 AM PDT            29.0             98         +              Normal
  08/17/2022 04 AM PDT            29.0             99         +              Normal
  08/17/2022 05 AM PDT            29.0            100         +              Normal
  08/17/2022 06 AM PDT            29.1            102         +              Normal
  08/17/2022 07 AM PDT            29.1            104         +              Normal
  08/17/2022 08 AM PDT            29.1            103         -              Normal
  08/17/2022 09 AM PDT            29.0            100         -              Normal
  08/17/2022 10 AM PDT            29.0             97         -              Normal
  08/17/2022 11 AM PDT            29.0             94         -              Normal
  08/17/2022 12 PM PDT            28.9             91         -              Normal
  08/17/2022 01 PM PDT            28.9             87         -              Normal
  08/17/2022 02 PM PDT            28.9             85         -              Normal
  08/17/2022 03 PM PDT            28.9             81         -              Normal
  08/17/2022 04 PM PDT            28.9             79         -              Normal
  08/17/2022 05 PM PDT            28.8             73         -              Normal
  08/17/2022 06 PM PDT            28.8             69         -              Normal
  08/17/2022 07 PM PDT            28.8             67         -              Normal
  08/17/2022 08 PM PDT            28.7             62         -              Normal
  08/17/2022 09 PM PDT            28.7             60         -              Normal
  08/17/2022 10 PM PDT            28.7             57         -              Normal
  08/17/2022 11 PM PDT            28.6             55         -              Normal
  08/18/2022 12 AM PDT            28.6             53         -              Normal
  08/18/2022 01 AM PDT            28.6             53         0              Normal
  08/18/2022 02 AM PDT            28.7             57         +              Normal
  08/18/2022 03 AM PDT            28.7             63         +              Normal
  08/18/2022 04 AM PDT            28.8             67         +              Normal
  08/18/2022 05 AM PDT            28.8             67         0              Normal
  08/18/2022 06 AM PDT            28.7             63         -              Normal
  08/18/2022 07 AM PDT            28.7             62         -              Normal
  08/18/2022 08 AM PDT            28.7             60         -              Normal
  08/18/2022 09 AM PDT            28.7             57         -              Normal
  08/18/2022 10 AM PDT            28.7             56         -              Normal
  08/18/2022 11 AM PDT            28.6             55         -              Normal
  08/18/2022 12 PM PDT            28.6             55         0              Normal
  08/18/2022 01 PM PDT            28.6             55         0              Normal
  08/18/2022 02 PM PDT            28.6             53         -              Normal
  08/18/2022 03 PM PDT            28.6             53         0              Normal
  08/18/2022 04 PM PDT            28.6             55         +              Normal
  08/18/2022 05 PM PDT            28.6             53         -              Normal
  08/18/2022 06 PM PDT            28.6             53         0              Normal
  08/18/2022 07 PM PDT            28.6             53         0              Normal
  08/18/2022 08 PM PDT            28.6             53         0              Normal
  08/18/2022 09 PM PDT            28.6             52         -              Normal
  08/18/2022 10 PM PDT            28.6             52         0              Normal
  08/18/2022 11 PM PDT            28.6             52         0              Normal
  08/19/2022 12 AM PDT            28.6             55         +              Normal
  08/19/2022 01 AM PDT            28.7             57         +              Normal
  08/19/2022 02 AM PDT            28.7             60         +              Normal
  08/19/2022 03 AM PDT            28.7             64         +              Normal
  08/19/2022 04 AM PDT            28.8             68         +              Normal
  08/19/2022 05 AM PDT            28.8             73         +              Normal
  08/19/2022 06 AM PDT            28.8             74         +              Normal
  08/19/2022 07 AM PDT            28.8             74         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/19/2022 08 AM PDT            28.8             75                        Normal
  08/19/2022 09 AM PDT            28.8             75         0              Normal
  08/19/2022 10 AM PDT            28.8             75         0              Normal
  08/19/2022 11 AM PDT            28.8             75         0              Normal
  08/19/2022 12 PM PDT            28.8             75         0              Normal
  08/19/2022 01 PM PDT            28.8             75         0              Normal
  08/19/2022 02 PM PDT            28.8             75         0              Normal
  08/19/2022 03 PM PDT            28.8             75         0              Normal
  08/19/2022 04 PM PDT            28.8             75         0              Normal
  08/19/2022 05 PM PDT            28.8             75         0              Normal
  08/19/2022 06 PM PDT            28.8             75         0              Normal
  08/19/2022 07 PM PDT            28.8             75         0              Normal
  08/19/2022 08 PM PDT            28.8             75         0              Normal
  08/19/2022 09 PM PDT            28.8             75         0              Normal
  08/19/2022 10 PM PDT            28.8             75         0              Normal
  08/19/2022 11 PM PDT            28.8             75         0              Normal
  08/20/2022 12 AM PDT            28.8             75         0              Normal
  08/20/2022 01 AM PDT            28.8             75         0              Normal
  08/20/2022 02 AM PDT            28.8             75         0              Normal
  08/20/2022 03 AM PDT            28.8             75         0              Normal
  08/20/2022 04 AM PDT            28.8             75         0              Normal
  08/20/2022 05 AM PDT            28.8             75         0              Normal
  08/20/2022 06 AM PDT            28.8             75         0              Normal
  08/20/2022 07 AM PDT            28.8             75         0              Normal
  08/20/2022 08 AM PDT            28.8             75         0              Normal
  08/20/2022 09 AM PDT            28.8             76         +              Normal
  08/20/2022 10 AM PDT            28.8             76         0              Normal
  08/20/2022 11 AM PDT            28.8             76         0              Normal
  08/20/2022 12 PM PDT            28.8             76         0              Normal
  08/20/2022 01 PM PDT            28.8             78         +              Normal
  08/20/2022 02 PM PDT            28.8             78         0              Normal
  08/20/2022 03 PM PDT            28.8             78         0              Normal
  08/20/2022 04 PM PDT            28.9             79         +              Normal
  08/20/2022 05 PM PDT            28.9             79         0              Normal
  08/20/2022 06 PM PDT            28.9             80         +              Normal
  08/20/2022 07 PM PDT            28.9             80         0              Normal
  08/20/2022 08 PM PDT            28.9             81         +              Normal
  08/20/2022 09 PM PDT            28.9             81         0              Normal
  08/20/2022 10 PM PDT            28.9             81         0              Normal
  08/20/2022 11 PM PDT            28.9             82         +              Normal
  08/21/2022 12 AM PDT            28.9             82         0              Normal
  08/21/2022 01 AM PDT            28.9             84         +              Normal
  08/21/2022 02 AM PDT            28.9             84         0              Normal
  08/21/2022 03 AM PDT            28.9             85         +              Normal
  08/21/2022 04 AM PDT            28.9             85         0              Normal
  08/21/2022 05 AM PDT            28.9             86         +              Normal
  08/21/2022 06 AM PDT            28.9             86         0              Normal
  08/21/2022 07 AM PDT            28.9             87         +              Normal
  08/21/2022 08 AM PDT            28.9             87         0              Normal
  08/21/2022 09 AM PDT            28.9             88         +              Normal
  08/21/2022 10 AM PDT            28.9             88         0              Normal
  08/21/2022 11 AM PDT            28.9             90         +              Normal
  08/21/2022 12 PM PDT            28.9             90         0              Normal
  08/21/2022 01 PM PDT            28.9             91         +              Normal
  08/21/2022 02 PM PDT            28.9             91         0              Normal
  08/21/2022 03 PM PDT            29.0             92         +              Normal
  08/21/2022 04 PM PDT            29.0             92         0              Normal
  08/21/2022 05 PM PDT            29.0             93         +              Normal
  08/21/2022 06 PM PDT            29.0             93         0              Normal
  08/21/2022 07 PM PDT            29.0             94         +              Normal
  08/21/2022 08 PM PDT            29.0             94         0              Normal
  08/21/2022 09 PM PDT            29.0             96         +              Normal
  08/21/2022 10 PM PDT            29.0             96         0              Normal
  08/21/2022 11 PM PDT            29.0             97         +              Normal
  08/22/2022 12 AM PDT            29.0             97         0              Normal
  08/22/2022 01 AM PDT            29.0             98         +              Normal
  08/22/2022 02 AM PDT            29.0             99         +              Normal
  08/22/2022 03 AM PDT            29.0             99         0              Normal
  08/22/2022 04 AM PDT            29.0            100         +              Normal
  08/22/2022 05 AM PDT            29.0            100         0              Normal
  08/22/2022 06 AM PDT            29.0            101         +              Normal
  08/22/2022 07 AM PDT            29.0            101         0              Normal
  08/22/2022 08 AM PDT            29.1            102         +              Normal
  08/22/2022 09 AM PDT            29.1            102         0              Normal
  08/22/2022 10 AM PDT            29.1            103         +              Normal
  08/22/2022 11 AM PDT            29.1            103         0              Normal
  08/22/2022 12 PM PDT            29.1            104         +              Normal
  08/22/2022 01 PM PDT            29.1            104         0              Normal
  08/22/2022 02 PM PDT            29.1            105         +              Normal
  08/22/2022 03 PM PDT            29.1            105         0              Normal
  08/22/2022 04 PM PDT            29.1            106         +              Normal
  08/22/2022 05 PM PDT            29.1            106         0              Normal
  08/22/2022 06 PM PDT            29.1            107         +              Normal
  08/22/2022 07 PM PDT            29.1            107         0              Normal
  08/22/2022 08 PM PDT            29.1            108         +              Normal
  08/22/2022 09 PM PDT            29.1            108         0              Normal
  08/22/2022 10 PM PDT            29.1            109         +              Normal
  08/22/2022 11 PM PDT            29.1            109         0              Normal
  08/23/2022 12 AM PDT            29.1            110         +              Normal
  08/23/2022 01 AM PDT            29.1            110         0              Normal
  08/23/2022 02 AM PDT            29.1            110         0              Normal
  08/23/2022 03 AM PDT            29.1            111         +              Normal
  08/23/2022 04 AM PDT            29.1            111         0              Normal
  08/23/2022 05 AM PDT            29.1            112         +              Normal
  08/23/2022 06 AM PDT            29.1            112         0              Normal
  08/23/2022 07 AM PDT            29.1            112         0              Normal
  08/23/2022 08 AM PDT            29.2            113         +              Normal
  08/23/2022 09 AM PDT            29.2            113         0              Normal
  08/23/2022 10 AM PDT            29.2            113         0              Normal
  08/23/2022 11 AM PDT            29.2            114         +              Normal
  08/23/2022 12 PM PDT            29.2            114         0              Normal
  08/23/2022 01 PM PDT            29.2            114         0              Normal
  08/23/2022 02 PM PDT            29.2            115         +              Normal
  08/23/2022 03 PM PDT            29.2            115         0              Normal
  08/23/2022 04 PM PDT            29.2            116         +              Normal
  08/23/2022 05 PM PDT            29.2            116         0              Normal
  08/23/2022 06 PM PDT            29.2            116         0              Normal
  08/23/2022 07 PM PDT            29.2            117         +              Normal
  08/23/2022 08 PM PDT            29.2            117         0              Normal
  08/23/2022 09 PM PDT            29.2            117         0              Normal
  08/23/2022 10 PM PDT            29.2            118         +              Normal
  08/23/2022 11 PM PDT            29.2            118         0              Normal
  08/24/2022 12 AM PDT            29.2            119         +              Normal
  08/24/2022 01 AM PDT            29.2            119         0              Normal
  08/24/2022 02 AM PDT            29.2            119         0              Normal
  08/24/2022 03 AM PDT            29.2            119         0              Normal
  08/24/2022 04 AM PDT            29.2            120         +              Normal
  08/24/2022 05 AM PDT            29.2            120         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.