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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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SAN JOAQUIN RIVER - NEWMAN (NWMC1)
Latitude: 37.35º NLongitude: 120.98º WElevation: 90 Feet
Location: Merced County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jun 21 2025 at 9:29 AM PDTNext Issuance: Jun 22 2025 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:  06/21/2025 at 09:29 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/16/2025 at 09:00 AM PDT
# Maximum Observed Stage:                       48.28 Feet
# Maximum Observed Flow:                        277 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/21/2025 at 10:00 AM PDT
# Maximum Forecast Stage:                       47.85 Feet
# Maximum Forecast Flow:                        187 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/16/2025 09 AM PDT           48.28            277                        Normal
  06/16/2025 10 AM PDT           48.27            274         -              Normal
  06/16/2025 11 AM PDT           48.27            274         0              Normal
  06/16/2025 12 PM PDT           48.26            272         -              Normal
  06/16/2025 01 PM PDT           48.26            272         0              Normal
  06/16/2025 02 PM PDT           48.25            270         -              Normal
  06/16/2025 03 PM PDT           48.25            270         0              Normal
  06/16/2025 04 PM PDT           48.24            268         -              Normal
  06/16/2025 05 PM PDT           48.24            268         0              Normal
  06/16/2025 06 PM PDT           48.23            266         -              Normal
  06/16/2025 07 PM PDT           48.23            266         0              Normal
  06/16/2025 08 PM PDT           48.22            263         -              Normal
  06/16/2025 09 PM PDT           48.21            261         -              Normal
  06/16/2025 10 PM PDT           48.21            261         0              Normal
  06/16/2025 11 PM PDT           48.20            259         -              Normal
  06/17/2025 12 AM PDT           48.20            259         0              Normal
  06/17/2025 01 AM PDT           48.19            257         -              Normal
  06/17/2025 02 AM PDT           48.19            257         0              Normal
  06/17/2025 03 AM PDT           48.18            255         -              Normal
  06/17/2025 04 AM PDT           48.17            253         -              Normal
  06/17/2025 05 AM PDT           48.17            253         0              Normal
  06/17/2025 06 AM PDT           48.16            250         -              Normal
  06/17/2025 07 AM PDT           48.16            250         0              Normal
  06/17/2025 08 AM PDT           48.15            248         -              Normal
  06/17/2025 09 AM PDT           48.15            248         0              Normal
  06/17/2025 10 AM PDT           48.14            246         -              Normal
  06/17/2025 11 AM PDT           48.14            246         0              Normal
  06/17/2025 12 PM PDT           48.13            244         -              Normal
  06/17/2025 01 PM PDT           48.12            242         -              Normal
  06/17/2025 02 PM PDT           48.12            242         0              Normal
  06/17/2025 03 PM PDT           48.11            240         -              Normal
  06/17/2025 04 PM PDT           48.11            240         0              Normal
  06/17/2025 05 PM PDT           48.10            238         -              Normal
  06/17/2025 06 PM PDT           48.10            238         0              Normal
  06/17/2025 07 PM PDT           48.09            236         -              Normal
  06/17/2025 08 PM PDT           48.09            236         0              Normal
  06/17/2025 09 PM PDT           48.08            233         -              Normal
  06/17/2025 10 PM PDT           48.08            233         0              Normal
  06/17/2025 11 PM PDT           48.07            231         -              Normal
  06/18/2025 12 AM PDT           48.06            229         -              Normal
  06/18/2025 01 AM PDT           48.06            229         0              Normal
  06/18/2025 02 AM PDT           48.05            227         -              Normal
  06/18/2025 03 AM PDT           48.05            227         0              Normal
  06/18/2025 04 AM PDT           48.04            225         -              Normal
  06/18/2025 05 AM PDT           48.04            225         0              Normal
  06/18/2025 06 AM PDT           48.03            223         -              Normal
  06/18/2025 07 AM PDT           48.03            223         0              Normal
  06/18/2025 08 AM PDT           48.02            221         -              Normal
  06/18/2025 09 AM PDT           48.02            221         0              Normal
  06/18/2025 10 AM PDT           48.01            219         -              Normal
  06/18/2025 11 AM PDT           48.01            219         0              Normal
  06/18/2025 12 PM PDT           48.00            217         -              Normal
  06/18/2025 01 PM PDT           48.00            217         0              Normal
  06/18/2025 02 PM PDT           47.99            215         -              Normal
  06/18/2025 03 PM PDT           47.96            209         -              Normal
  06/18/2025 04 PM PDT           47.97            211         +              Normal
  06/18/2025 05 PM PDT           47.96            209         -              Normal
  06/18/2025 06 PM PDT           47.94            205         -              Normal
  06/18/2025 07 PM PDT           47.93            203         -              Normal
  06/18/2025 08 PM PDT           47.92            201         -              Normal
  06/18/2025 09 PM PDT           47.90            197         -              Normal
  06/18/2025 10 PM PDT           47.90            197         0              Normal
  06/18/2025 11 PM PDT           47.89            195         -              Normal
  06/19/2025 12 AM PDT           47.90            197         +              Normal
  06/19/2025 01 AM PDT           47.90            197         0              Normal
  06/19/2025 02 AM PDT           47.89            195         -              Normal
  06/19/2025 03 AM PDT           47.88            193         -              Normal
  06/19/2025 04 AM PDT           47.89            195         +              Normal
  06/19/2025 05 AM PDT           47.88            193         -              Normal
  06/19/2025 06 AM PDT           47.90            197         +              Normal
  06/19/2025 07 AM PDT           47.90            197         0              Normal
  06/19/2025 08 AM PDT           47.90            197         0              Normal
  06/19/2025 09 AM PDT           47.91            199         +              Normal
  06/19/2025 10 AM PDT           47.91            199         0              Normal
  06/19/2025 11 AM PDT           47.91            199         0              Normal
  06/19/2025 12 PM PDT           47.91            199         0              Normal
  06/19/2025 01 PM PDT           47.89            195         -              Normal
  06/19/2025 02 PM PDT           47.89            195         0              Normal
  06/19/2025 03 PM PDT           47.87            191         -              Normal
  06/19/2025 04 PM PDT           47.87            191         0              Normal
  06/19/2025 05 PM PDT           47.86            189         -              Normal
  06/19/2025 06 PM PDT           47.86            189         0              Normal
  06/19/2025 07 PM PDT           47.86            189         0              Normal
  06/19/2025 08 PM PDT           47.86            189         0              Normal
  06/19/2025 09 PM PDT           47.86            189         0              Normal
  06/19/2025 10 PM PDT           47.88            193         +              Normal
  06/19/2025 11 PM PDT           47.86            189         -              Normal
  06/20/2025 12 AM PDT           47.86            189         0              Normal
  06/20/2025 01 AM PDT           47.86            189         0              Normal
  06/20/2025 02 AM PDT           47.86            189         0              Normal
  06/20/2025 03 AM PDT           47.86            189         0              Normal
  06/20/2025 04 AM PDT           47.86            189         0              Normal
  06/20/2025 05 AM PDT           47.86            189         0              Normal
  06/20/2025 06 AM PDT           47.86            189         0              Normal
  06/20/2025 07 AM PDT           47.86            189         0              Normal
  06/20/2025 08 AM PDT           47.86            189         0              Normal
  06/20/2025 09 AM PDT           47.86            189         0              Normal
  06/20/2025 10 AM PDT           47.86            189         0              Normal
  06/20/2025 11 AM PDT           47.86            189         0              Normal
  06/20/2025 12 PM PDT           47.86            189         0              Normal
  06/20/2025 01 PM PDT           47.86            189         0              Normal
  06/20/2025 02 PM PDT           47.86            189         0              Normal
  06/20/2025 03 PM PDT           47.86            189         0              Normal
  06/20/2025 04 PM PDT           47.86            189         0              Normal
  06/20/2025 05 PM PDT           47.86            189         0              Normal
  06/20/2025 06 PM PDT           47.86            189         0              Normal
  06/20/2025 07 PM PDT           47.86            189         0              Normal
  06/20/2025 08 PM PDT           47.86            189         0              Normal
  06/20/2025 09 PM PDT           47.86            189         0              Normal
  06/20/2025 10 PM PDT           47.86            189         0              Normal
  06/20/2025 11 PM PDT           47.86            189         0              Normal
  06/21/2025 12 AM PDT           47.86            189         0              Normal
  06/21/2025 01 AM PDT           47.86            189         0              Normal
  06/21/2025 02 AM PDT           47.86            189         0              Normal
  06/21/2025 03 AM PDT           47.86            189         0              Normal
  06/21/2025 04 AM PDT           47.86            189         0              Normal
  06/21/2025 05 AM PDT           47.86            189         0              Normal
  06/21/2025 06 AM PDT           47.85            187         -              Normal
  06/21/2025 07 AM PDT           47.85            187         0              Normal
  06/21/2025 08 AM PDT           47.85            187         0              Normal
  06/21/2025 09 AM PDT           47.85            187         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/21/2025 10 AM PDT           47.85            187                        Normal
  06/21/2025 11 AM PDT           47.85            187         0              Normal
  06/21/2025 12 PM PDT           47.85            187         0              Normal
  06/21/2025 01 PM PDT           47.85            187         0              Normal
  06/21/2025 02 PM PDT           47.85            187         0              Normal
  06/21/2025 03 PM PDT           47.85            187         0              Normal
  06/21/2025 04 PM PDT           47.85            187         0              Normal
  06/21/2025 05 PM PDT           47.85            187         0              Normal
  06/21/2025 06 PM PDT           47.85            187         0              Normal
  06/21/2025 07 PM PDT           47.85            187         0              Normal
  06/21/2025 08 PM PDT           47.85            187         0              Normal
  06/21/2025 09 PM PDT           47.85            187         0              Normal
  06/21/2025 10 PM PDT           47.85            187         0              Normal
  06/21/2025 11 PM PDT           47.85            187         0              Normal
  06/22/2025 12 AM PDT           47.85            187         0              Normal
  06/22/2025 01 AM PDT           47.85            187         0              Normal
  06/22/2025 02 AM PDT           47.85            187         0              Normal
  06/22/2025 03 AM PDT           47.85            187         0              Normal
  06/22/2025 04 AM PDT           47.85            187         0              Normal
  06/22/2025 05 AM PDT           47.85            187         0              Normal
  06/22/2025 06 AM PDT           47.85            187         0              Normal
  06/22/2025 07 AM PDT           47.85            187         0              Normal
  06/22/2025 08 AM PDT           47.85            187         0              Normal
  06/22/2025 09 AM PDT           47.85            187         0              Normal
  06/22/2025 10 AM PDT           47.85            187         0              Normal
  06/22/2025 11 AM PDT           47.85            187         0              Normal
  06/22/2025 12 PM PDT           47.85            187         0              Normal
  06/22/2025 01 PM PDT           47.85            187         0              Normal
  06/22/2025 02 PM PDT           47.85            187         0              Normal
  06/22/2025 03 PM PDT           47.85            187         0              Normal
  06/22/2025 04 PM PDT           47.85            187         0              Normal
  06/22/2025 05 PM PDT           47.85            187         0              Normal
  06/22/2025 06 PM PDT           47.85            187         0              Normal
  06/22/2025 07 PM PDT           47.85            187         0              Normal
  06/22/2025 08 PM PDT           47.84            185         -              Normal
  06/22/2025 09 PM PDT           47.84            185         0              Normal
  06/22/2025 10 PM PDT           47.84            185         0              Normal
  06/22/2025 11 PM PDT           47.84            185         0              Normal
  06/23/2025 12 AM PDT           47.84            185         0              Normal
  06/23/2025 01 AM PDT           47.84            185         0              Normal
  06/23/2025 02 AM PDT           47.84            185         0              Normal
  06/23/2025 03 AM PDT           47.84            185         0              Normal
  06/23/2025 04 AM PDT           47.84            185         0              Normal
  06/23/2025 05 AM PDT           47.84            185         0              Normal
  06/23/2025 06 AM PDT           47.84            185         0              Normal
  06/23/2025 07 AM PDT           47.84            185         0              Normal
  06/23/2025 08 AM PDT           47.84            185         0              Normal
  06/23/2025 09 AM PDT           47.84            185         0              Normal
  06/23/2025 10 AM PDT           47.84            185         0              Normal
  06/23/2025 11 AM PDT           47.84            185         0              Normal
  06/23/2025 12 PM PDT           47.84            185         0              Normal
  06/23/2025 01 PM PDT           47.84            185         0              Normal
  06/23/2025 02 PM PDT           47.84            185         0              Normal
  06/23/2025 03 PM PDT           47.84            185         0              Normal
  06/23/2025 04 PM PDT           47.84            185         0              Normal
  06/23/2025 05 PM PDT           47.84            185         0              Normal
  06/23/2025 06 PM PDT           47.84            185         0              Normal
  06/23/2025 07 PM PDT           47.84            185         0              Normal
  06/23/2025 08 PM PDT           47.84            185         0              Normal
  06/23/2025 09 PM PDT           47.84            185         0              Normal
  06/23/2025 10 PM PDT           47.84            185         0              Normal
  06/23/2025 11 PM PDT           47.84            185         0              Normal
  06/24/2025 12 AM PDT           47.84            185         0              Normal
  06/24/2025 01 AM PDT           47.84            185         0              Normal
  06/24/2025 02 AM PDT           47.84            185         0              Normal
  06/24/2025 03 AM PDT           47.84            185         0              Normal
  06/24/2025 04 AM PDT           47.84            185         0              Normal
  06/24/2025 05 AM PDT           47.84            185         0              Normal
  06/24/2025 06 AM PDT           47.84            185         0              Normal
  06/24/2025 07 AM PDT           47.84            185         0              Normal
  06/24/2025 08 AM PDT           47.84            185         0              Normal
  06/24/2025 09 AM PDT           47.84            185         0              Normal
  06/24/2025 10 AM PDT           47.84            185         0              Normal
  06/24/2025 11 AM PDT           47.84            185         0              Normal
  06/24/2025 12 PM PDT           47.84            185         0              Normal
  06/24/2025 01 PM PDT           47.84            185         0              Normal
  06/24/2025 02 PM PDT           47.84            185         0              Normal
  06/24/2025 03 PM PDT           47.84            185         0              Normal
  06/24/2025 04 PM PDT           47.84            185         0              Normal
  06/24/2025 05 PM PDT           47.83            183         -              Normal
  06/24/2025 06 PM PDT           47.83            183         0              Normal
  06/24/2025 07 PM PDT           47.83            183         0              Normal
  06/24/2025 08 PM PDT           47.83            183         0              Normal
  06/24/2025 09 PM PDT           47.83            183         0              Normal
  06/24/2025 10 PM PDT           47.83            183         0              Normal
  06/24/2025 11 PM PDT           47.83            183         0              Normal
  06/25/2025 12 AM PDT           47.83            183         0              Normal
  06/25/2025 01 AM PDT           47.83            183         0              Normal
  06/25/2025 02 AM PDT           47.83            183         0              Normal
  06/25/2025 03 AM PDT           47.83            183         0              Normal
  06/25/2025 04 AM PDT           47.83            183         0              Normal
  06/25/2025 05 AM PDT           47.83            183         0              Normal
  06/25/2025 06 AM PDT           47.83            183         0              Normal
  06/25/2025 07 AM PDT           47.83            183         0              Normal
  06/25/2025 08 AM PDT           47.83            183         0              Normal
  06/25/2025 09 AM PDT           47.83            183         0              Normal
  06/25/2025 10 AM PDT           47.83            183         0              Normal
  06/25/2025 11 AM PDT           47.83            183         0              Normal
  06/25/2025 12 PM PDT           47.83            183         0              Normal
  06/25/2025 01 PM PDT           47.83            183         0              Normal
  06/25/2025 02 PM PDT           47.83            183         0              Normal
  06/25/2025 03 PM PDT           47.83            183         0              Normal
  06/25/2025 04 PM PDT           47.83            183         0              Normal
  06/25/2025 05 PM PDT           47.83            183         0              Normal
  06/25/2025 06 PM PDT           47.83            183         0              Normal
  06/25/2025 07 PM PDT           47.83            183         0              Normal
  06/25/2025 08 PM PDT           47.83            183         0              Normal
  06/25/2025 09 PM PDT           47.83            183         0              Normal
  06/25/2025 10 PM PDT           47.83            183         0              Normal
  06/25/2025 11 PM PDT           47.83            183         0              Normal
  06/26/2025 12 AM PDT           47.83            183         0              Normal
  06/26/2025 01 AM PDT           47.83            183         0              Normal
  06/26/2025 02 AM PDT           47.83            183         0              Normal
  06/26/2025 03 AM PDT           47.83            183         0              Normal
  06/26/2025 04 AM PDT           47.83            183         0              Normal
  06/26/2025 05 AM PDT           47.83            183         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.