SAN JOAQUIN RIVER - NEWMAN (NWMC1)
Latitude: 37.35º NLongitude: 120.98º WElevation: 90 FeetForecast Type: Official Location
Location: Merced County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Aug 20 2026 at 6:42 AM PDTNext Issuance: Aug 21 2026 at 9:00 AM PDT
Action/Monitor: 63.0 FeetMinor Flood: 69.4 FeetModerate Flood: 70.7 FeetMajor Flood: 71.7 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Newman (NWMC1)
#
# File Generation Time:  08/20/2026 at 06:43 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/16/2026 at 07:00 PM PDT
# Maximum Observed Stage:                       48.35 Feet
# Maximum Observed Flow:                        263 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/20/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       47.98 Feet
# Maximum Forecast Flow:                        187 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/15/2026 06 AM PDT           48.12            215                        Normal
  08/15/2026 07 AM PDT           48.12            215         0              Normal
  08/15/2026 08 AM PDT           48.12            215         0              Normal
  08/15/2026 09 AM PDT           48.12            215         0              Normal
  08/15/2026 10 AM PDT           48.12            215         0              Normal
  08/15/2026 11 AM PDT           48.11            213         -              Normal
  08/15/2026 12 PM PDT           48.10            211         -              Normal
  08/15/2026 01 PM PDT           48.10            211         0              Normal
  08/15/2026 02 PM PDT           48.10            211         0              Normal
  08/15/2026 03 PM PDT           48.09            209         -              Normal
  08/15/2026 04 PM PDT           48.09            209         0              Normal
  08/15/2026 05 PM PDT           48.09            209         0              Normal
  08/15/2026 06 PM PDT           48.10            211         +              Normal
  08/15/2026 07 PM PDT           48.10            211         0              Normal
  08/15/2026 08 PM PDT           48.09            209         -              Normal
  08/15/2026 09 PM PDT           48.09            209         0              Normal
  08/15/2026 10 PM PDT           48.08            207         -              Normal
  08/15/2026 11 PM PDT           48.07            205         -              Normal
  08/16/2026 12 AM PDT           48.07            205         0              Normal
  08/16/2026 01 AM PDT           48.08            207         +              Normal
  08/16/2026 02 AM PDT           48.09            209         +              Normal
  08/16/2026 03 AM PDT           48.11            213         +              Normal
  08/16/2026 04 AM PDT           48.12            215         +              Normal
  08/16/2026 05 AM PDT           48.14            219         +              Normal
  08/16/2026 06 AM PDT           48.15            221         +              Normal
  08/16/2026 07 AM PDT           48.17            225         +              Normal
  08/16/2026 08 AM PDT           48.20            231         +              Normal
  08/16/2026 09 AM PDT           48.23            238         +              Normal
  08/16/2026 10 AM PDT           48.25            242         +              Normal
  08/16/2026 11 AM PDT           48.28            248         +              Normal
  08/16/2026 12 PM PDT           48.30            253         +              Normal
  08/16/2026 01 PM PDT           48.31            255         +              Normal
  08/16/2026 02 PM PDT           48.33            259         +              Normal
  08/16/2026 03 PM PDT           48.33            259         0              Normal
  08/16/2026 04 PM PDT           48.34            261         +              Normal
  08/16/2026 05 PM PDT           48.35            263         +              Normal
  08/16/2026 06 PM PDT           48.35            263         0              Normal
  08/16/2026 07 PM PDT           48.35            263         0              Normal
  08/16/2026 08 PM PDT           48.34            261         -              Normal
  08/16/2026 09 PM PDT           48.34            261         0              Normal
  08/16/2026 10 PM PDT           48.32            257         -              Normal
  08/16/2026 11 PM PDT           48.32            257         0              Normal
  08/17/2026 12 AM PDT           48.31            255         -              Normal
  08/17/2026 01 AM PDT           48.30            253         -              Normal
  08/17/2026 02 AM PDT           48.30            253         0              Normal
  08/17/2026 03 AM PDT           48.29            250         -              Normal
  08/17/2026 04 AM PDT           48.29            250         0              Normal
  08/17/2026 05 AM PDT           48.28            248         -              Normal
  08/17/2026 06 AM PDT           48.28            248         0              Normal
  08/17/2026 07 AM PDT           48.28            248         0              Normal
  08/17/2026 08 AM PDT           48.27            246         -              Normal
  08/17/2026 09 AM PDT           48.26            244         -              Normal
  08/17/2026 10 AM PDT           48.24            240         -              Normal
  08/17/2026 11 AM PDT           48.22            236         -              Normal
  08/17/2026 12 PM PDT           48.20            231         -              Normal
  08/17/2026 01 PM PDT           48.18            227         -              Normal
  08/17/2026 02 PM PDT           48.16            223         -              Normal
  08/17/2026 03 PM PDT           48.14            219         -              Normal
  08/17/2026 04 PM PDT           48.14            219         0              Normal
  08/17/2026 05 PM PDT           48.13            217         -              Normal
  08/17/2026 06 PM PDT           48.13            217         0              Normal
  08/17/2026 07 PM PDT           48.13            217         0              Normal
  08/17/2026 08 PM PDT           48.14            219         +              Normal
  08/17/2026 09 PM PDT           48.13            217         -              Normal
  08/17/2026 10 PM PDT           48.13            217         0              Normal
  08/17/2026 11 PM PDT           48.12            215         -              Normal
  08/18/2026 12 AM PDT           48.12            215         0              Normal
  08/18/2026 01 AM PDT           48.12            215         0              Normal
  08/18/2026 02 AM PDT           48.12            215         0              Normal
  08/18/2026 03 AM PDT           48.11            213         -              Normal
  08/18/2026 04 AM PDT           48.11            213         0              Normal
  08/18/2026 05 AM PDT           48.11            213         0              Normal
  08/18/2026 06 AM PDT           48.11            213         0              Normal
  08/18/2026 07 AM PDT           48.11            213         0              Normal
  08/18/2026 08 AM PDT           48.11            213         0              Normal
  08/18/2026 09 AM PDT           48.11            213         0              Normal
  08/18/2026 10 AM PDT           48.10            211         -              Normal
  08/18/2026 11 AM PDT           48.09            209         -              Normal
  08/18/2026 12 PM PDT           48.09            209         0              Normal
  08/18/2026 01 PM PDT           48.09            209         0              Normal
  08/18/2026 02 PM PDT           48.08            207         -              Normal
  08/18/2026 03 PM PDT           48.07            205         -              Normal
  08/18/2026 04 PM PDT           48.06            203         -              Normal
  08/18/2026 05 PM PDT           48.05            201         -              Normal
  08/18/2026 06 PM PDT           48.03            197         -              Normal
  08/18/2026 07 PM PDT           48.02            195         -              Normal
  08/18/2026 08 PM PDT           48.00            191         -              Normal
  08/18/2026 09 PM PDT           47.99            189         -              Normal
  08/18/2026 10 PM PDT           47.98            187         -              Normal
  08/18/2026 11 PM PDT           47.97            185         -              Normal
  08/19/2026 12 AM PDT           47.97            185         0              Normal
  08/19/2026 01 AM PDT           47.97            185         0              Normal
  08/19/2026 02 AM PDT           47.96            183         -              Normal
  08/19/2026 03 AM PDT           47.96            183         0              Normal
  08/19/2026 04 AM PDT           47.96            183         0              Normal
  08/19/2026 05 AM PDT           47.96            183         0              Normal
  08/19/2026 06 AM PDT           47.96            183         0              Normal
  08/19/2026 07 AM PDT           47.96            183         0              Normal
  08/19/2026 08 AM PDT           47.96            183         0              Normal
  08/19/2026 09 AM PDT           47.96            183         0              Normal
  08/19/2026 10 AM PDT           47.96            183         0              Normal
  08/19/2026 11 AM PDT           47.95            181         -              Normal
  08/19/2026 12 PM PDT           47.94            180         -              Normal
  08/19/2026 01 PM PDT           47.94            180         0              Normal
  08/19/2026 02 PM PDT           47.93            178         -              Normal
  08/19/2026 03 PM PDT           47.93            178         0              Normal
  08/19/2026 04 PM PDT           47.94            180         +              Normal
  08/19/2026 05 PM PDT           47.95            181         +              Normal
  08/19/2026 06 PM PDT           47.95            181         0              Normal
  08/19/2026 07 PM PDT           47.96            183         +              Normal
  08/19/2026 08 PM PDT           47.95            181         -              Normal
  08/19/2026 09 PM PDT           47.95            181         0              Normal
  08/19/2026 10 PM PDT           47.95            181         0              Normal
  08/19/2026 11 PM PDT           47.95            181         0              Normal
  08/20/2026 12 AM PDT           47.96            183         +              Normal
  08/20/2026 01 AM PDT           47.96            183         0              Normal
  08/20/2026 02 AM PDT           47.97            185         +              Normal
  08/20/2026 03 AM PDT           47.97            185         0              Normal
  08/20/2026 04 AM PDT           47.98            187         +              Normal
  08/20/2026 05 AM PDT           47.98            187         0              Normal
  08/20/2026 06 AM PDT           47.98            187         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/20/2026 07 AM PDT           47.98            187                        Normal
  08/20/2026 08 AM PDT           47.97            185         -              Normal
  08/20/2026 09 AM PDT           47.97            185         0              Normal
  08/20/2026 10 AM PDT           47.97            185         0              Normal
  08/20/2026 11 AM PDT           47.96            183         -              Normal
  08/20/2026 12 PM PDT           47.96            183         0              Normal
  08/20/2026 01 PM PDT           47.95            181         -              Normal
  08/20/2026 02 PM PDT           47.95            181         0              Normal
  08/20/2026 03 PM PDT           47.94            180         -              Normal
  08/20/2026 04 PM PDT           47.94            180         0              Normal
  08/20/2026 05 PM PDT           47.93            178         -              Normal
  08/20/2026 06 PM PDT           47.92            176         -              Normal
  08/20/2026 07 PM PDT           47.92            176         0              Normal
  08/20/2026 08 PM PDT           47.91            174         -              Normal
  08/20/2026 09 PM PDT           47.91            174         0              Normal
  08/20/2026 10 PM PDT           47.90            172         -              Normal
  08/20/2026 11 PM PDT           47.90            172         0              Normal
  08/21/2026 12 AM PDT           47.90            172         0              Normal
  08/21/2026 01 AM PDT           47.89            170         -              Normal
  08/21/2026 02 AM PDT           47.89            170         0              Normal
  08/21/2026 03 AM PDT           47.88            168         -              Normal
  08/21/2026 04 AM PDT           47.88            168         0              Normal
  08/21/2026 05 AM PDT           47.88            168         0              Normal
  08/21/2026 06 AM PDT           47.87            166         -              Normal
  08/21/2026 07 AM PDT           47.87            166         0              Normal
  08/21/2026 08 AM PDT           47.87            166         0              Normal
  08/21/2026 09 AM PDT           47.87            166         0              Normal
  08/21/2026 10 AM PDT           47.86            165         -              Normal
  08/21/2026 11 AM PDT           47.86            165         0              Normal
  08/21/2026 12 PM PDT           47.86            165         0              Normal
  08/21/2026 01 PM PDT           47.86            165         0              Normal
  08/21/2026 02 PM PDT           47.86            165         0              Normal
  08/21/2026 03 PM PDT           47.86            165         0              Normal
  08/21/2026 04 PM PDT           47.85            163         -              Normal
  08/21/2026 05 PM PDT           47.85            163         0              Normal
  08/21/2026 06 PM PDT           47.85            163         0              Normal
  08/21/2026 07 PM PDT           47.85            163         0              Normal
  08/21/2026 08 PM PDT           47.85            163         0              Normal
  08/21/2026 09 PM PDT           47.85            163         0              Normal
  08/21/2026 10 PM PDT           47.85            163         0              Normal
  08/21/2026 11 PM PDT           47.85            163         0              Normal
  08/22/2026 12 AM PDT           47.85            163         0              Normal
  08/22/2026 01 AM PDT           47.85            163         0              Normal
  08/22/2026 02 AM PDT           47.85            163         0              Normal
  08/22/2026 03 AM PDT           47.85            163         0              Normal
  08/22/2026 04 AM PDT           47.85            163         0              Normal
  08/22/2026 05 AM PDT           47.85            163         0              Normal
  08/22/2026 06 AM PDT           47.85            163         0              Normal
  08/22/2026 07 AM PDT           47.85            163         0              Normal
  08/22/2026 08 AM PDT           47.85            163         0              Normal
  08/22/2026 09 AM PDT           47.85            163         0              Normal
  08/22/2026 10 AM PDT           47.85            163         0              Normal
  08/22/2026 11 AM PDT           47.85            163         0              Normal
  08/22/2026 12 PM PDT           47.85            163         0              Normal
  08/22/2026 01 PM PDT           47.84            161         -              Normal
  08/22/2026 02 PM PDT           47.84            161         0              Normal
  08/22/2026 03 PM PDT           47.84            161         0              Normal
  08/22/2026 04 PM PDT           47.84            161         0              Normal
  08/22/2026 05 PM PDT           47.84            161         0              Normal
  08/22/2026 06 PM PDT           47.84            161         0              Normal
  08/22/2026 07 PM PDT           47.84            161         0              Normal
  08/22/2026 08 PM PDT           47.84            161         0              Normal
  08/22/2026 09 PM PDT           47.84            161         0              Normal
  08/22/2026 10 PM PDT           47.84            161         0              Normal
  08/22/2026 11 PM PDT           47.84            161         0              Normal
  08/23/2026 12 AM PDT           47.84            161         0              Normal
  08/23/2026 01 AM PDT           47.84            161         0              Normal
  08/23/2026 02 AM PDT           47.84            161         0              Normal
  08/23/2026 03 AM PDT           47.84            161         0              Normal
  08/23/2026 04 AM PDT           47.84            161         0              Normal
  08/23/2026 05 AM PDT           47.84            161         0              Normal
  08/23/2026 06 AM PDT           47.84            161         0              Normal
  08/23/2026 07 AM PDT           47.84            161         0              Normal
  08/23/2026 08 AM PDT           47.84            161         0              Normal
  08/23/2026 09 AM PDT           47.84            161         0              Normal
  08/23/2026 10 AM PDT           47.84            161         0              Normal
  08/23/2026 11 AM PDT           47.84            161         0              Normal
  08/23/2026 12 PM PDT           47.84            161         0              Normal
  08/23/2026 01 PM PDT           47.84            161         0              Normal
  08/23/2026 02 PM PDT           47.84            161         0              Normal
  08/23/2026 03 PM PDT           47.84            161         0              Normal
  08/23/2026 04 PM PDT           47.84            161         0              Normal
  08/23/2026 05 PM PDT           47.84            161         0              Normal
  08/23/2026 06 PM PDT           47.84            161         0              Normal
  08/23/2026 07 PM PDT           47.84            161         0              Normal
  08/23/2026 08 PM PDT           47.84            161         0              Normal
  08/23/2026 09 PM PDT           47.84            161         0              Normal
  08/23/2026 10 PM PDT           47.84            161         0              Normal
  08/23/2026 11 PM PDT           47.84            161         0              Normal
  08/24/2026 12 AM PDT           47.84            161         0              Normal
  08/24/2026 01 AM PDT           47.84            161         0              Normal
  08/24/2026 02 AM PDT           47.84            161         0              Normal
  08/24/2026 03 AM PDT           47.84            161         0              Normal
  08/24/2026 04 AM PDT           47.84            161         0              Normal
  08/24/2026 05 AM PDT           47.84            161         0              Normal
  08/24/2026 06 AM PDT           47.84            161         0              Normal
  08/24/2026 07 AM PDT           47.84            161         0              Normal
  08/24/2026 08 AM PDT           47.84            161         0              Normal
  08/24/2026 09 AM PDT           47.84            161         0              Normal
  08/24/2026 10 AM PDT           47.84            161         0              Normal
  08/24/2026 11 AM PDT           47.84            161         0              Normal
  08/24/2026 12 PM PDT           47.84            161         0              Normal
  08/24/2026 01 PM PDT           47.84            161         0              Normal
  08/24/2026 02 PM PDT           47.84            161         0              Normal
  08/24/2026 03 PM PDT           47.84            161         0              Normal
  08/24/2026 04 PM PDT           47.84            161         0              Normal
  08/24/2026 05 PM PDT           47.84            161         0              Normal
  08/24/2026 06 PM PDT           47.84            161         0              Normal
  08/24/2026 07 PM PDT           47.84            161         0              Normal
  08/24/2026 08 PM PDT           47.84            161         0              Normal
  08/24/2026 09 PM PDT           47.83            159         -              Normal
  08/24/2026 10 PM PDT           47.83            159         0              Normal
  08/24/2026 11 PM PDT           47.83            159         0              Normal
  08/25/2026 12 AM PDT           47.83            159         0              Normal
  08/25/2026 01 AM PDT           47.83            159         0              Normal
  08/25/2026 02 AM PDT           47.83            159         0              Normal
  08/25/2026 03 AM PDT           47.83            159         0              Normal
  08/25/2026 04 AM PDT           47.83            159         0              Normal
  08/25/2026 05 AM PDT           47.83            159         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.