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

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TUOLUMNE RIVER - MODESTO (MDSC1)
Latitude: 37.63º NLongitude: 120.99º WElevation: 60 Feet
Location: Stanislaus County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Sep 20 2023 at 7:53 AM PDTNext Issuance: Sep 21 2023 at 9:00 AM PDT
Monitor Stage: 50.5 FeetFlood Stage: 55.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Tuolumne River - Modesto (MDSC1)
#
# File Generation Time:  09/20/2023 at 07:53 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  09/15/2023 at 12:00 PM PDT
# Maximum Observed Stage:                       38.6 Feet
# Maximum Observed Flow:                        522 cfs
#
# Earliest Date & Time of Maximum Forecast:     09/20/2023 at 08:00 AM PDT
# Maximum Forecast Stage:                       38.5 Feet
# Maximum Forecast Flow:                        499 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  09/15/2023 07 AM PDT            38.5            510                        Normal
  09/15/2023 08 AM PDT            38.5            512         +              Normal
  09/15/2023 09 AM PDT            38.6            518         +              Normal
  09/15/2023 10 AM PDT            38.6            520         +              Normal
  09/15/2023 11 AM PDT            38.6            522         +              Normal
  09/15/2023 12 PM PDT            38.6            522         0              Normal
  09/15/2023 01 PM PDT            38.6            520         -              Normal
  09/15/2023 02 PM PDT            38.6            516         -              Normal
  09/15/2023 03 PM PDT            38.5            512         -              Normal
  09/15/2023 04 PM PDT            38.5            510         -              Normal
  09/15/2023 05 PM PDT            38.5            510         0              Normal
  09/15/2023 06 PM PDT            38.5            504         -              Normal
  09/15/2023 07 PM PDT            38.5            502         -              Normal
  09/15/2023 08 PM PDT            38.5            500         -              Normal
  09/15/2023 09 PM PDT            38.5            500         0              Normal
  09/15/2023 10 PM PDT            38.5            499         -              Normal
  09/15/2023 11 PM PDT            38.5            499         0              Normal
  09/16/2023 12 AM PDT            38.5            499         0              Normal
  09/16/2023 01 AM PDT            38.5            499         0              Normal
  09/16/2023 02 AM PDT            38.5            500         +              Normal
  09/16/2023 03 AM PDT            38.5            500         0              Normal
  09/16/2023 04 AM PDT            38.5            500         0              Normal
  09/16/2023 05 AM PDT            38.5            500         0              Normal
  09/16/2023 06 AM PDT            38.5            502         +              Normal
  09/16/2023 07 AM PDT            38.5            504         +              Normal
  09/16/2023 08 AM PDT            38.5            504         0              Normal
  09/16/2023 09 AM PDT            38.5            506         +              Normal
  09/16/2023 10 AM PDT            38.5            506         0              Normal
  09/16/2023 11 AM PDT            38.5            504         -              Normal
  09/16/2023 12 PM PDT            38.5            504         0              Normal
  09/16/2023 01 PM PDT            38.5            504         0              Normal
  09/16/2023 02 PM PDT            38.5            502         -              Normal
  09/16/2023 03 PM PDT            38.5            502         0              Normal
  09/16/2023 04 PM PDT            38.5            500         -              Normal
  09/16/2023 05 PM PDT            38.5            502         +              Normal
  09/16/2023 06 PM PDT            38.5            504         +              Normal
  09/16/2023 07 PM PDT            38.5            508         +              Normal
  09/16/2023 08 PM PDT            38.5            508         0              Normal
  09/16/2023 09 PM PDT            38.5            508         0              Normal
  09/16/2023 10 PM PDT            38.5            508         0              Normal
  09/16/2023 11 PM PDT            38.5            510         +              Normal
  09/17/2023 12 AM PDT            38.5            510         0              Normal
  09/17/2023 01 AM PDT            38.5            510         0              Normal
  09/17/2023 02 AM PDT            38.5            508         -              Normal
  09/17/2023 03 AM PDT            38.5            508         0              Normal
  09/17/2023 04 AM PDT            38.5            506         -              Normal
  09/17/2023 05 AM PDT            38.5            504         -              Normal
  09/17/2023 06 AM PDT            38.5            504         0              Normal
  09/17/2023 07 AM PDT            38.5            502         -              Normal
  09/17/2023 08 AM PDT            38.5            500         -              Normal
  09/17/2023 09 AM PDT            38.5            500         0              Normal
  09/17/2023 10 AM PDT            38.5            499         -              Normal
  09/17/2023 11 AM PDT            38.5            497         -              Normal
  09/17/2023 12 PM PDT            38.5            497         0              Normal
  09/17/2023 01 PM PDT            38.5            499         +              Normal
  09/17/2023 02 PM PDT            38.5            499         0              Normal
  09/17/2023 03 PM PDT            38.5            497         -              Normal
  09/17/2023 04 PM PDT            38.5            499         +              Normal
  09/17/2023 05 PM PDT            38.5            499         0              Normal
  09/17/2023 06 PM PDT            38.5            497         -              Normal
  09/17/2023 07 PM PDT            38.5            497         0              Normal
  09/17/2023 08 PM PDT            38.5            497         0              Normal
  09/17/2023 09 PM PDT            38.5            495         -              Normal
  09/17/2023 10 PM PDT            38.5            495         0              Normal
  09/17/2023 11 PM PDT            38.5            497         +              Normal
  09/18/2023 12 AM PDT            38.5            495         -              Normal
  09/18/2023 01 AM PDT            38.5            493         -              Normal
  09/18/2023 02 AM PDT            38.5            493         0              Normal
  09/18/2023 03 AM PDT            38.5            493         0              Normal
  09/18/2023 04 AM PDT            38.5            493         0              Normal
  09/18/2023 05 AM PDT            38.5            493         0              Normal
  09/18/2023 06 AM PDT            38.5            493         0              Normal
  09/18/2023 07 AM PDT            38.5            493         0              Normal
  09/18/2023 08 AM PDT            38.4            491         -              Normal
  09/18/2023 09 AM PDT            38.5            493         +              Normal
  09/18/2023 10 AM PDT            38.5            493         0              Normal
  09/18/2023 11 AM PDT            38.5            495         +              Normal
  09/18/2023 12 PM PDT            38.5            495         0              Normal
  09/18/2023 01 PM PDT            38.5            499         +              Normal
  09/18/2023 02 PM PDT            38.5            499         0              Normal
  09/18/2023 03 PM PDT            38.5            500         +              Normal
  09/18/2023 04 PM PDT            38.5            500         0              Normal
  09/18/2023 05 PM PDT            38.5            500         0              Normal
  09/18/2023 06 PM PDT            38.5            499         -              Normal
  09/18/2023 07 PM PDT            38.5            499         0              Normal
  09/18/2023 08 PM PDT            38.5            497         -              Normal
  09/18/2023 09 PM PDT            38.5            497         0              Normal
  09/18/2023 10 PM PDT            38.5            495         -              Normal
  09/18/2023 11 PM PDT            38.5            495         0              Normal
  09/19/2023 12 AM PDT            38.5            493         -              Normal
  09/19/2023 01 AM PDT            38.4            491         -              Normal
  09/19/2023 02 AM PDT            38.5            493         +              Normal
  09/19/2023 03 AM PDT            38.5            493         0              Normal
  09/19/2023 04 AM PDT            38.5            495         +              Normal
  09/19/2023 05 AM PDT            38.5            493         -              Normal
  09/19/2023 06 AM PDT            38.5            495         +              Normal
  09/19/2023 07 AM PDT            38.5            497         +              Normal
  09/19/2023 08 AM PDT            38.5            499         +              Normal
  09/19/2023 09 AM PDT            38.5            502         +              Normal
  09/19/2023 10 AM PDT            38.5            506         +              Normal
  09/19/2023 11 AM PDT            38.5            504         -              Normal
  09/19/2023 12 PM PDT            38.5            504         0              Normal
  09/19/2023 01 PM PDT            38.5            504         0              Normal
  09/19/2023 02 PM PDT            38.5            500         -              Normal
  09/19/2023 03 PM PDT            38.5            499         -              Normal
  09/19/2023 04 PM PDT            38.5            499         0              Normal
  09/19/2023 05 PM PDT            38.5            497         -              Normal
  09/19/2023 06 PM PDT            38.5            499         +              Normal
  09/19/2023 07 PM PDT            38.5            500         +              Normal
  09/19/2023 08 PM PDT            38.5            502         +              Normal
  09/19/2023 09 PM PDT            38.5            502         0              Normal
  09/19/2023 10 PM PDT            38.5            504         +              Normal
  09/19/2023 11 PM PDT            38.5            504         0              Normal
  09/20/2023 12 AM PDT            38.5            500         -              Normal
  09/20/2023 01 AM PDT            38.5            500         0              Normal
  09/20/2023 02 AM PDT            38.5            500         0              Normal
  09/20/2023 03 AM PDT            38.5            499         -              Normal
  09/20/2023 04 AM PDT            38.5            499         0              Normal
  09/20/2023 05 AM PDT            38.5            497         -              Normal
  09/20/2023 06 AM PDT            38.5            499         +              Normal
  09/20/2023 07 AM PDT            38.5            499         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  09/20/2023 08 AM PDT            38.5            499                        Normal
  09/20/2023 09 AM PDT            38.5            499         0              Normal
  09/20/2023 10 AM PDT            38.5            499         0              Normal
  09/20/2023 11 AM PDT            38.5            499         0              Normal
  09/20/2023 12 PM PDT            38.5            499         0              Normal
  09/20/2023 01 PM PDT            38.5            499         0              Normal
  09/20/2023 02 PM PDT            38.5            499         0              Normal
  09/20/2023 03 PM PDT            38.5            499         0              Normal
  09/20/2023 04 PM PDT            38.5            499         0              Normal
  09/20/2023 05 PM PDT            38.5            499         0              Normal
  09/20/2023 06 PM PDT            38.5            499         0              Normal
  09/20/2023 07 PM PDT            38.5            497         -              Normal
  09/20/2023 08 PM PDT            38.5            497         0              Normal
  09/20/2023 09 PM PDT            38.5            497         0              Normal
  09/20/2023 10 PM PDT            38.5            497         0              Normal
  09/20/2023 11 PM PDT            38.5            497         0              Normal
  09/21/2023 12 AM PDT            38.5            497         0              Normal
  09/21/2023 01 AM PDT            38.5            497         0              Normal
  09/21/2023 02 AM PDT            38.5            495         -              Normal
  09/21/2023 03 AM PDT            38.5            495         0              Normal
  09/21/2023 04 AM PDT            38.5            495         0              Normal
  09/21/2023 05 AM PDT            38.5            495         0              Normal
  09/21/2023 06 AM PDT            38.5            495         0              Normal
  09/21/2023 07 AM PDT            38.5            495         0              Normal
  09/21/2023 08 AM PDT            38.5            495         0              Normal
  09/21/2023 09 AM PDT            38.5            495         0              Normal
  09/21/2023 10 AM PDT            38.5            495         0              Normal
  09/21/2023 11 AM PDT            38.5            495         0              Normal
  09/21/2023 12 PM PDT            38.5            495         0              Normal
  09/21/2023 01 PM PDT            38.5            495         0              Normal
  09/21/2023 02 PM PDT            38.5            495         0              Normal
  09/21/2023 03 PM PDT            38.5            495         0              Normal
  09/21/2023 04 PM PDT            38.5            495         0              Normal
  09/21/2023 05 PM PDT            38.5            495         0              Normal
  09/21/2023 06 PM PDT            38.5            495         0              Normal
  09/21/2023 07 PM PDT            38.5            495         0              Normal
  09/21/2023 08 PM PDT            38.5            495         0              Normal
  09/21/2023 09 PM PDT            38.5            495         0              Normal
  09/21/2023 10 PM PDT            38.5            495         0              Normal
  09/21/2023 11 PM PDT            38.5            495         0              Normal
  09/22/2023 12 AM PDT            38.5            495         0              Normal
  09/22/2023 01 AM PDT            38.5            495         0              Normal
  09/22/2023 02 AM PDT            38.5            495         0              Normal
  09/22/2023 03 AM PDT            38.5            495         0              Normal
  09/22/2023 04 AM PDT            38.5            495         0              Normal
  09/22/2023 05 AM PDT            38.5            495         0              Normal
  09/22/2023 06 AM PDT            38.5            495         0              Normal
  09/22/2023 07 AM PDT            38.5            495         0              Normal
  09/22/2023 08 AM PDT            38.5            495         0              Normal
  09/22/2023 09 AM PDT            38.5            495         0              Normal
  09/22/2023 10 AM PDT            38.5            495         0              Normal
  09/22/2023 11 AM PDT            38.5            495         0              Normal
  09/22/2023 12 PM PDT            38.5            495         0              Normal
  09/22/2023 01 PM PDT            38.5            495         0              Normal
  09/22/2023 02 PM PDT            38.5            495         0              Normal
  09/22/2023 03 PM PDT            38.5            495         0              Normal
  09/22/2023 04 PM PDT            38.5            495         0              Normal
  09/22/2023 05 PM PDT            38.5            495         0              Normal
  09/22/2023 06 PM PDT            38.5            495         0              Normal
  09/22/2023 07 PM PDT            38.5            495         0              Normal
  09/22/2023 08 PM PDT            38.5            493         -              Normal
  09/22/2023 09 PM PDT            38.5            493         0              Normal
  09/22/2023 10 PM PDT            38.5            493         0              Normal
  09/22/2023 11 PM PDT            38.5            493         0              Normal
  09/23/2023 12 AM PDT            38.5            493         0              Normal
  09/23/2023 01 AM PDT            38.5            493         0              Normal
  09/23/2023 02 AM PDT            38.5            493         0              Normal
  09/23/2023 03 AM PDT            38.5            493         0              Normal
  09/23/2023 04 AM PDT            38.5            493         0              Normal
  09/23/2023 05 AM PDT            38.5            493         0              Normal
  09/23/2023 06 AM PDT            38.5            493         0              Normal
  09/23/2023 07 AM PDT            38.5            493         0              Normal
  09/23/2023 08 AM PDT            38.5            493         0              Normal
  09/23/2023 09 AM PDT            38.5            493         0              Normal
  09/23/2023 10 AM PDT            38.5            493         0              Normal
  09/23/2023 11 AM PDT            38.5            493         0              Normal
  09/23/2023 12 PM PDT            38.5            493         0              Normal
  09/23/2023 01 PM PDT            38.5            493         0              Normal
  09/23/2023 02 PM PDT            38.5            493         0              Normal
  09/23/2023 03 PM PDT            38.5            493         0              Normal
  09/23/2023 04 PM PDT            38.5            493         0              Normal
  09/23/2023 05 PM PDT            38.5            493         0              Normal
  09/23/2023 06 PM PDT            38.5            493         0              Normal
  09/23/2023 07 PM PDT            38.5            493         0              Normal
  09/23/2023 08 PM PDT            38.5            493         0              Normal
  09/23/2023 09 PM PDT            38.4            491         -              Normal
  09/23/2023 10 PM PDT            38.4            491         0              Normal
  09/23/2023 11 PM PDT            38.4            491         0              Normal
  09/24/2023 12 AM PDT            38.4            491         0              Normal
  09/24/2023 01 AM PDT            38.4            491         0              Normal
  09/24/2023 02 AM PDT            38.4            491         0              Normal
  09/24/2023 03 AM PDT            38.4            491         0              Normal
  09/24/2023 04 AM PDT            38.4            491         0              Normal
  09/24/2023 05 AM PDT            38.4            491         0              Normal
  09/24/2023 06 AM PDT            38.4            491         0              Normal
  09/24/2023 07 AM PDT            38.4            491         0              Normal
  09/24/2023 08 AM PDT            38.4            491         0              Normal
  09/24/2023 09 AM PDT            38.4            491         0              Normal
  09/24/2023 10 AM PDT            38.4            491         0              Normal
  09/24/2023 11 AM PDT            38.4            491         0              Normal
  09/24/2023 12 PM PDT            38.4            491         0              Normal
  09/24/2023 01 PM PDT            38.4            491         0              Normal
  09/24/2023 02 PM PDT            38.4            491         0              Normal
  09/24/2023 03 PM PDT            38.4            491         0              Normal
  09/24/2023 04 PM PDT            38.4            491         0              Normal
  09/24/2023 05 PM PDT            38.4            491         0              Normal
  09/24/2023 06 PM PDT            38.4            491         0              Normal
  09/24/2023 07 PM PDT            38.4            491         0              Normal
  09/24/2023 08 PM PDT            38.4            491         0              Normal
  09/24/2023 09 PM PDT            38.4            491         0              Normal
  09/24/2023 10 PM PDT            38.4            489         -              Normal
  09/24/2023 11 PM PDT            38.4            489         0              Normal
  09/25/2023 12 AM PDT            38.4            489         0              Normal
  09/25/2023 01 AM PDT            38.4            489         0              Normal
  09/25/2023 02 AM PDT            38.4            489         0              Normal
  09/25/2023 03 AM PDT            38.4            489         0              Normal
  09/25/2023 04 AM PDT            38.4            489         0              Normal
  09/25/2023 05 AM PDT            38.4            489         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.