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

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STANISLAUS RIVER - ORANGE BLOSSOM (OBBC1)
Latitude: 37.79º NLongitude: 120.76º WElevation: 117 FeetForecast Type: Official Location
Location: Stanislaus County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: May 21 2026 at 8:02 AM PDTNext Issuance: May 22 2026 at 9:00 AM PDT
Action/Monitor: 13.0 FeetMinor Flood: 16.0 FeetModerate Flood: 21.0 FeetMajor Flood: 22.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Stanislaus River - Orange Blossom (OBBC1)
#
# File Generation Time:  05/21/2026 at 08:02 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/17/2026 at 06:00 AM PDT
# Maximum Observed Stage:                       5.91 Feet
# Maximum Observed Flow:                        2103 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/22/2026 at 02:00 PM PDT
# Maximum Forecast Stage:                       5.26 Feet
# Maximum Forecast Flow:                        1722 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/16/2026 08 AM PDT            5.86           2073                        Normal
  05/16/2026 09 AM PDT            5.84           2061         -              Normal
  05/16/2026 10 AM PDT            5.86           2073         +              Normal
  05/16/2026 11 AM PDT            5.85           2067         -              Normal
  05/16/2026 12 PM PDT            5.85           2067         0              Normal
  05/16/2026 01 PM PDT            5.84           2061         -              Normal
  05/16/2026 02 PM PDT            5.83           2055         -              Normal
  05/16/2026 03 PM PDT            5.84           2061         +              Normal
  05/16/2026 04 PM PDT            5.82           2049         -              Normal
  05/16/2026 05 PM PDT            5.85           2067         +              Normal
  05/16/2026 06 PM PDT            5.85           2067         0              Normal
  05/16/2026 07 PM PDT            5.86           2073         +              Normal
  05/16/2026 08 PM PDT            5.88           2085         +              Normal
  05/16/2026 09 PM PDT            5.87           2079         -              Normal
  05/16/2026 10 PM PDT            5.88           2085         +              Normal
  05/16/2026 11 PM PDT            5.87           2079         -              Normal
  05/17/2026 12 AM PDT            5.88           2085         +              Normal
  05/17/2026 01 AM PDT            5.88           2085         0              Normal
  05/17/2026 02 AM PDT            5.89           2091         +              Normal
  05/17/2026 03 AM PDT            5.90           2097         +              Normal
  05/17/2026 04 AM PDT            5.90           2097         0              Normal
  05/17/2026 05 AM PDT            5.88           2085         -              Normal
  05/17/2026 06 AM PDT            5.91           2103         +              Normal
  05/17/2026 07 AM PDT            5.89           2091         -              Normal
  05/17/2026 08 AM PDT            5.89           2091         0              Normal
  05/17/2026 09 AM PDT            5.89           2091         0              Normal
  05/17/2026 10 AM PDT            5.87           2079         -              Normal
  05/17/2026 11 AM PDT            5.86           2073         -              Normal
  05/17/2026 12 PM PDT            5.85           2067         -              Normal
  05/17/2026 01 PM PDT            5.84           2061         -              Normal
  05/17/2026 02 PM PDT            5.85           2067         +              Normal
  05/17/2026 03 PM PDT            5.85           2067         0              Normal
  05/17/2026 04 PM PDT            5.83           2055         -              Normal
  05/17/2026 05 PM PDT            5.84           2061         +              Normal
  05/17/2026 06 PM PDT            5.85           2067         +              Normal
  05/17/2026 07 PM PDT            5.83           2055         -              Normal
  05/17/2026 08 PM PDT            5.83           2055         0              Normal
  05/17/2026 09 PM PDT            5.82           2049         -              Normal
  05/17/2026 10 PM PDT            5.81           2043         -              Normal
  05/17/2026 11 PM PDT            5.82           2049         +              Normal
  05/18/2026 12 AM PDT            5.82           2049         0              Normal
  05/18/2026 01 AM PDT            5.83           2055         +              Normal
  05/18/2026 02 AM PDT            5.82           2049         -              Normal
  05/18/2026 03 AM PDT            5.85           2067         +              Normal
  05/18/2026 04 AM PDT            5.83           2055         -              Normal
  05/18/2026 05 AM PDT            5.83           2055         0              Normal
  05/18/2026 06 AM PDT            5.84           2061         +              Normal
  05/18/2026 07 AM PDT            5.86           2073         +              Normal
  05/18/2026 08 AM PDT            5.84           2061         -              Normal
  05/18/2026 09 AM PDT            5.86           2073         +              Normal
  05/18/2026 10 AM PDT            5.85           2067         -              Normal
  05/18/2026 11 AM PDT            5.86           2073         +              Normal
  05/18/2026 12 PM PDT            5.84           2061         -              Normal
  05/18/2026 01 PM PDT            5.85           2067         +              Normal
  05/18/2026 02 PM PDT            5.83           2055         -              Normal
  05/18/2026 03 PM PDT            5.83           2055         0              Normal
  05/18/2026 04 PM PDT            5.84           2061         +              Normal
  05/18/2026 05 PM PDT            5.85           2067         +              Normal
  05/18/2026 06 PM PDT            5.86           2073         +              Normal
  05/18/2026 07 PM PDT            5.84           2061         -              Normal
  05/18/2026 08 PM PDT            5.83           2055         -              Normal
  05/18/2026 09 PM PDT            5.84           2061         +              Normal
  05/18/2026 10 PM PDT            5.84           2061         0              Normal
  05/18/2026 11 PM PDT            5.83           2055         -              Normal
  05/19/2026 12 AM PDT            5.84           2061         +              Normal
  05/19/2026 01 AM PDT            5.85           2067         +              Normal
  05/19/2026 02 AM PDT            5.87           2079         +              Normal
  05/19/2026 03 AM PDT            5.84           2061         -              Normal
  05/19/2026 04 AM PDT            5.85           2067         +              Normal
  05/19/2026 05 AM PDT            5.84           2061         -              Normal
  05/19/2026 06 AM PDT            5.84           2061         0              Normal
  05/19/2026 07 AM PDT            5.86           2073         +              Normal
  05/19/2026 08 AM PDT            5.85           2067         -              Normal
  05/19/2026 09 AM PDT            5.86           2073         +              Normal
  05/19/2026 10 AM PDT            5.85           2067         -              Normal
  05/19/2026 11 AM PDT            5.86           2073         +              Normal
  05/19/2026 12 PM PDT            5.86           2073         0              Normal
  05/19/2026 01 PM PDT            5.86           2073         0              Normal
  05/19/2026 02 PM PDT            5.86           2073         0              Normal
  05/19/2026 03 PM PDT            5.85           2067         -              Normal
  05/19/2026 04 PM PDT            5.85           2067         0              Normal
  05/19/2026 05 PM PDT            5.85           2067         0              Normal
  05/19/2026 06 PM PDT            5.85           2067         0              Normal
  05/19/2026 07 PM PDT            5.84           2061         -              Normal
  05/19/2026 08 PM PDT            5.84           2061         0              Normal
  05/19/2026 09 PM PDT            5.86           2073         +              Normal
  05/19/2026 10 PM PDT            5.85           2067         -              Normal
  05/19/2026 11 PM PDT            5.83           2055         -              Normal
  05/20/2026 12 AM PDT            5.83           2055         0              Normal
  05/20/2026 01 AM PDT            5.84           2061         +              Normal
  05/20/2026 02 AM PDT            5.86           2073         +              Normal
  05/20/2026 03 AM PDT            5.84           2061         -              Normal
  05/20/2026 04 AM PDT            5.83           2055         -              Normal
  05/20/2026 05 AM PDT            5.75           2007         -              Normal
  05/20/2026 06 AM PDT            5.68           1966         -              Normal
  05/20/2026 07 AM PDT            5.63           1936         -              Normal
  05/20/2026 08 AM PDT            5.56           1895         -              Normal
  05/20/2026 09 AM PDT            5.47           1843         -              Normal
  05/20/2026 10 AM PDT            5.40           1802         -              Normal
  05/20/2026 11 AM PDT            5.31           1751         -              Normal
  05/20/2026 12 PM PDT            5.26           1722         -              Normal
  05/20/2026 01 PM PDT            5.23           1705         -              Normal
  05/20/2026 02 PM PDT            5.21           1694         -              Normal
  05/20/2026 03 PM PDT            5.22           1700         +              Normal
  05/20/2026 04 PM PDT            5.20           1688         -              Normal
  05/20/2026 05 PM PDT            5.22           1700         +              Normal
  05/20/2026 06 PM PDT            5.22           1700         0              Normal
  05/20/2026 07 PM PDT            5.20           1688         -              Normal
  05/20/2026 08 PM PDT            5.23           1705         +              Normal
  05/20/2026 09 PM PDT            5.23           1705         0              Normal
  05/20/2026 10 PM PDT            5.22           1700         -              Normal
  05/20/2026 11 PM PDT            5.24           1711         +              Normal
  05/21/2026 12 AM PDT            5.24           1711         0              Normal
  05/21/2026 01 AM PDT            5.24           1711         0              Normal
  05/21/2026 02 AM PDT            5.25           1717         +              Normal
  05/21/2026 03 AM PDT            5.24           1711         -              Normal
  05/21/2026 04 AM PDT            5.25           1717         +              Normal
  05/21/2026 05 AM PDT            5.25           1717         0              Normal
  05/21/2026 06 AM PDT            5.25           1717         0              Normal
  05/21/2026 07 AM PDT            5.25           1717         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/21/2026 08 AM PDT            5.25           1717                        Normal
  05/21/2026 09 AM PDT            5.25           1717         0              Normal
  05/21/2026 10 AM PDT            5.25           1717         0              Normal
  05/21/2026 11 AM PDT            5.25           1717         0              Normal
  05/21/2026 12 PM PDT            5.25           1717         0              Normal
  05/21/2026 01 PM PDT            5.25           1717         0              Normal
  05/21/2026 02 PM PDT            5.25           1717         0              Normal
  05/21/2026 03 PM PDT            5.25           1717         0              Normal
  05/21/2026 04 PM PDT            5.25           1717         0              Normal
  05/21/2026 05 PM PDT            5.25           1717         0              Normal
  05/21/2026 06 PM PDT            5.25           1717         0              Normal
  05/21/2026 07 PM PDT            5.25           1717         0              Normal
  05/21/2026 08 PM PDT            5.25           1717         0              Normal
  05/21/2026 09 PM PDT            5.25           1717         0              Normal
  05/21/2026 10 PM PDT            5.25           1717         0              Normal
  05/21/2026 11 PM PDT            5.25           1717         0              Normal
  05/22/2026 12 AM PDT            5.25           1717         0              Normal
  05/22/2026 01 AM PDT            5.25           1717         0              Normal
  05/22/2026 02 AM PDT            5.25           1717         0              Normal
  05/22/2026 03 AM PDT            5.25           1717         0              Normal
  05/22/2026 04 AM PDT            5.25           1717         0              Normal
  05/22/2026 05 AM PDT            5.25           1717         0              Normal
  05/22/2026 06 AM PDT            5.25           1717         0              Normal
  05/22/2026 07 AM PDT            5.25           1717         0              Normal
  05/22/2026 08 AM PDT            5.25           1717         0              Normal
  05/22/2026 09 AM PDT            5.25           1717         0              Normal
  05/22/2026 10 AM PDT            5.25           1717         0              Normal
  05/22/2026 11 AM PDT            5.25           1717         0              Normal
  05/22/2026 12 PM PDT            5.25           1717         0              Normal
  05/22/2026 01 PM PDT            5.25           1717         0              Normal
  05/22/2026 02 PM PDT            5.26           1722         +              Normal
  05/22/2026 03 PM PDT            5.26           1722         0              Normal
  05/22/2026 04 PM PDT            5.26           1722         0              Normal
  05/22/2026 05 PM PDT            5.26           1722         0              Normal
  05/22/2026 06 PM PDT            5.26           1722         0              Normal
  05/22/2026 07 PM PDT            5.26           1722         0              Normal
  05/22/2026 08 PM PDT            5.26           1722         0              Normal
  05/22/2026 09 PM PDT            5.26           1722         0              Normal
  05/22/2026 10 PM PDT            5.26           1722         0              Normal
  05/22/2026 11 PM PDT            5.26           1722         0              Normal
  05/23/2026 12 AM PDT            5.26           1722         0              Normal
  05/23/2026 01 AM PDT            5.26           1722         0              Normal
  05/23/2026 02 AM PDT            5.26           1722         0              Normal
  05/23/2026 03 AM PDT            5.26           1722         0              Normal
  05/23/2026 04 AM PDT            5.14           1655         -              Normal
  05/23/2026 05 AM PDT            4.98           1565         -              Normal
  05/23/2026 06 AM PDT            4.93           1538         -              Normal
  05/23/2026 07 AM PDT            4.91           1527         -              Normal
  05/23/2026 08 AM PDT            4.90           1521         -              Normal
  05/23/2026 09 AM PDT            4.90           1521         0              Normal
  05/23/2026 10 AM PDT            4.90           1521         0              Normal
  05/23/2026 11 AM PDT            4.90           1521         0              Normal
  05/23/2026 12 PM PDT            4.90           1521         0              Normal
  05/23/2026 01 PM PDT            4.90           1521         0              Normal
  05/23/2026 02 PM PDT            4.90           1521         0              Normal
  05/23/2026 03 PM PDT            4.90           1521         0              Normal
  05/23/2026 04 PM PDT            4.90           1521         0              Normal
  05/23/2026 05 PM PDT            4.90           1521         0              Normal
  05/23/2026 06 PM PDT            4.90           1521         0              Normal
  05/23/2026 07 PM PDT            4.90           1521         0              Normal
  05/23/2026 08 PM PDT            4.90           1521         0              Normal
  05/23/2026 09 PM PDT            4.90           1521         0              Normal
  05/23/2026 10 PM PDT            4.90           1521         0              Normal
  05/23/2026 11 PM PDT            4.90           1521         0              Normal
  05/24/2026 12 AM PDT            4.90           1521         0              Normal
  05/24/2026 01 AM PDT            4.90           1521         0              Normal
  05/24/2026 02 AM PDT            4.90           1521         0              Normal
  05/24/2026 03 AM PDT            4.90           1521         0              Normal
  05/24/2026 04 AM PDT            4.90           1521         0              Normal
  05/24/2026 05 AM PDT            4.90           1521         0              Normal
  05/24/2026 06 AM PDT            4.90           1521         0              Normal
  05/24/2026 07 AM PDT            4.90           1521         0              Normal
  05/24/2026 08 AM PDT            4.90           1521         0              Normal
  05/24/2026 09 AM PDT            4.90           1521         0              Normal
  05/24/2026 10 AM PDT            4.90           1521         0              Normal
  05/24/2026 11 AM PDT            4.90           1521         0              Normal
  05/24/2026 12 PM PDT            4.90           1521         0              Normal
  05/24/2026 01 PM PDT            4.91           1527         +              Normal
  05/24/2026 02 PM PDT            4.91           1527         0              Normal
  05/24/2026 03 PM PDT            4.91           1527         0              Normal
  05/24/2026 04 PM PDT            4.91           1527         0              Normal
  05/24/2026 05 PM PDT            4.91           1527         0              Normal
  05/24/2026 06 PM PDT            4.91           1527         0              Normal
  05/24/2026 07 PM PDT            4.91           1527         0              Normal
  05/24/2026 08 PM PDT            4.91           1527         0              Normal
  05/24/2026 09 PM PDT            4.91           1527         0              Normal
  05/24/2026 10 PM PDT            4.91           1527         0              Normal
  05/24/2026 11 PM PDT            4.91           1527         0              Normal
  05/25/2026 12 AM PDT            4.91           1527         0              Normal
  05/25/2026 01 AM PDT            4.91           1527         0              Normal
  05/25/2026 02 AM PDT            4.91           1527         0              Normal
  05/25/2026 03 AM PDT            4.91           1527         0              Normal
  05/25/2026 04 AM PDT            4.91           1527         0              Normal
  05/25/2026 05 AM PDT            4.91           1527         0              Normal
  05/25/2026 06 AM PDT            4.91           1527         0              Normal
  05/25/2026 07 AM PDT            4.91           1527         0              Normal
  05/25/2026 08 AM PDT            4.91           1527         0              Normal
  05/25/2026 09 AM PDT            4.91           1527         0              Normal
  05/25/2026 10 AM PDT            4.91           1527         0              Normal
  05/25/2026 11 AM PDT            4.91           1527         0              Normal
  05/25/2026 12 PM PDT            4.91           1527         0              Normal
  05/25/2026 01 PM PDT            4.91           1527         0              Normal
  05/25/2026 02 PM PDT            4.91           1527         0              Normal
  05/25/2026 03 PM PDT            4.91           1527         0              Normal
  05/25/2026 04 PM PDT            4.91           1527         0              Normal
  05/25/2026 05 PM PDT            4.91           1527         0              Normal
  05/25/2026 06 PM PDT            4.91           1527         0              Normal
  05/25/2026 07 PM PDT            4.91           1527         0              Normal
  05/25/2026 08 PM PDT            4.91           1527         0              Normal
  05/25/2026 09 PM PDT            4.91           1527         0              Normal
  05/25/2026 10 PM PDT            4.91           1527         0              Normal
  05/25/2026 11 PM PDT            4.91           1527         0              Normal
  05/26/2026 12 AM PDT            4.91           1527         0              Normal
  05/26/2026 01 AM PDT            4.91           1527         0              Normal
  05/26/2026 02 AM PDT            4.91           1527         0              Normal
  05/26/2026 03 AM PDT            4.91           1527         0              Normal
  05/26/2026 04 AM PDT            4.91           1527         0              Normal
  05/26/2026 05 AM PDT            4.91           1527         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.