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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YUBA RIVER - MARYSVILLE (MRYC1)
Latitude: 39.18º NLongitude: 121.52º WElevation: 88 Feet
Location: Yuba County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Jun 16 2025 at 6:13 AM PDTNext Issuance: Jun 17 2025 at 9:00 AM PDT
Action/Monitor: 74.0 FeetMinor Flood: 87.0 FeetModerate Flood: 90.0 FeetMajor Flood: 91.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Yuba River - Marysville (MRYC1)
#
# File Generation Time:  06/16/2025 at 06:13 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/12/2025 at 07:00 PM PDT
# Maximum Observed Stage:                       62.45 Feet
# Maximum Observed Flow:                        1807 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/19/2025 at 06:00 AM PDT
# Maximum Forecast Stage:                       62.36 Feet
# Maximum Forecast Flow:                        1710 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/11/2025 06 AM PDT           62.41           1763                        Normal
  06/11/2025 07 AM PDT           62.42           1774         +              Normal
  06/11/2025 08 AM PDT           62.42           1774         0              Normal
  06/11/2025 09 AM PDT           62.42           1774         0              Normal
  06/11/2025 10 AM PDT           62.42           1774         0              Normal
  06/11/2025 11 AM PDT           62.44           1796         +              Normal
  06/11/2025 12 PM PDT           62.44           1796         0              Normal
  06/11/2025 01 PM PDT           62.43           1785         -              Normal
  06/11/2025 02 PM PDT           62.43           1785         0              Normal
  06/11/2025 03 PM PDT           62.43           1785         0              Normal
  06/11/2025 04 PM PDT           62.42           1774         -              Normal
  06/11/2025 05 PM PDT           62.45           1807         +              Normal
  06/11/2025 06 PM PDT           62.44           1796         -              Normal
  06/11/2025 07 PM PDT           62.45           1807         +              Normal
  06/11/2025 08 PM PDT           62.44           1796         -              Normal
  06/11/2025 09 PM PDT           62.44           1796         0              Normal
  06/11/2025 10 PM PDT           62.44           1796         0              Normal
  06/11/2025 11 PM PDT           62.43           1785         -              Normal
  06/12/2025 12 AM PDT           62.44           1796         +              Normal
  06/12/2025 01 AM PDT           62.43           1785         -              Normal
  06/12/2025 02 AM PDT           62.42           1774         -              Normal
  06/12/2025 03 AM PDT           62.43           1785         +              Normal
  06/12/2025 04 AM PDT           62.42           1774         -              Normal
  06/12/2025 05 AM PDT           62.44           1796         +              Normal
  06/12/2025 06 AM PDT           62.43           1785         -              Normal
  06/12/2025 07 AM PDT           62.44           1796         +              Normal
  06/12/2025 08 AM PDT           62.44           1796         0              Normal
  06/12/2025 09 AM PDT           62.43           1785         -              Normal
  06/12/2025 10 AM PDT           62.44           1796         +              Normal
  06/12/2025 11 AM PDT           62.43           1785         -              Normal
  06/12/2025 12 PM PDT           62.44           1796         +              Normal
  06/12/2025 01 PM PDT           62.44           1796         0              Normal
  06/12/2025 02 PM PDT           62.44           1796         0              Normal
  06/12/2025 03 PM PDT           62.43           1785         -              Normal
  06/12/2025 04 PM PDT           62.44           1796         +              Normal
  06/12/2025 05 PM PDT           62.45           1807         +              Normal
  06/12/2025 06 PM PDT           62.44           1796         -              Normal
  06/12/2025 07 PM PDT           62.45           1807         +              Normal
  06/12/2025 08 PM PDT           62.44           1796         -              Normal
  06/12/2025 09 PM PDT           62.44           1796         0              Normal
  06/12/2025 10 PM PDT           62.44           1796         0              Normal
  06/12/2025 11 PM PDT           62.43           1785         -              Normal
  06/13/2025 12 AM PDT           62.43           1785         0              Normal
  06/13/2025 01 AM PDT           62.42           1774         -              Normal
  06/13/2025 02 AM PDT           62.43           1785         +              Normal
  06/13/2025 03 AM PDT           62.43           1785         0              Normal
  06/13/2025 04 AM PDT           62.44           1796         +              Normal
  06/13/2025 05 AM PDT           62.42           1774         -              Normal
  06/13/2025 06 AM PDT           62.43           1785         +              Normal
  06/13/2025 07 AM PDT           62.43           1785         0              Normal
  06/13/2025 08 AM PDT           62.43           1785         0              Normal
  06/13/2025 09 AM PDT           62.41           1763         -              Normal
  06/13/2025 10 AM PDT           62.43           1785         +              Normal
  06/13/2025 11 AM PDT           62.42           1774         -              Normal
  06/13/2025 12 PM PDT           62.40           1753         -              Normal
  06/13/2025 01 PM PDT           62.41           1763         +              Normal
  06/13/2025 02 PM PDT           62.41           1763         0              Normal
  06/13/2025 03 PM PDT           62.41           1763         0              Normal
  06/13/2025 04 PM PDT           62.41           1763         0              Normal
  06/13/2025 05 PM PDT           62.41           1763         0              Normal
  06/13/2025 06 PM PDT           62.41           1763         0              Normal
  06/13/2025 07 PM PDT           62.42           1774         +              Normal
  06/13/2025 08 PM PDT           62.40           1753         -              Normal
  06/13/2025 09 PM PDT           62.40           1753         0              Normal
  06/13/2025 10 PM PDT           62.40           1753         0              Normal
  06/13/2025 11 PM PDT           62.40           1753         0              Normal
  06/14/2025 12 AM PDT           62.40           1753         0              Normal
  06/14/2025 01 AM PDT           62.41           1763         +              Normal
  06/14/2025 02 AM PDT           62.41           1763         0              Normal
  06/14/2025 03 AM PDT           62.43           1785         +              Normal
  06/14/2025 04 AM PDT           62.40           1753         -              Normal
  06/14/2025 05 AM PDT           62.41           1763         +              Normal
  06/14/2025 06 AM PDT           62.41           1763         0              Normal
  06/14/2025 07 AM PDT           62.40           1753         -              Normal
  06/14/2025 08 AM PDT           62.39           1742         -              Normal
  06/14/2025 09 AM PDT           62.40           1753         +              Normal
  06/14/2025 10 AM PDT           62.39           1742         -              Normal
  06/14/2025 11 AM PDT           62.40           1753         +              Normal
  06/14/2025 12 PM PDT           62.38           1731         -              Normal
  06/14/2025 01 PM PDT           62.37           1720         -              Normal
  06/14/2025 02 PM PDT           62.36           1710         -              Normal
  06/14/2025 03 PM PDT           62.36           1710         0              Normal
  06/14/2025 04 PM PDT           62.37           1720         +              Normal
  06/14/2025 05 PM PDT           62.36           1710         -              Normal
  06/14/2025 06 PM PDT           62.36           1710         0              Normal
  06/14/2025 07 PM PDT           62.36           1710         0              Normal
  06/14/2025 08 PM PDT           62.37           1720         +              Normal
  06/14/2025 09 PM PDT           62.36           1710         -              Normal
  06/14/2025 10 PM PDT           62.34           1688         -              Normal
  06/14/2025 11 PM PDT           62.36           1710         +              Normal
  06/15/2025 12 AM PDT           62.36           1710         0              Normal
  06/15/2025 01 AM PDT           62.35           1699         -              Normal
  06/15/2025 02 AM PDT           62.35           1699         0              Normal
  06/15/2025 03 AM PDT           62.36           1710         +              Normal
  06/15/2025 04 AM PDT           62.35           1699         -              Normal
  06/15/2025 05 AM PDT           62.34           1688         -              Normal
  06/15/2025 06 AM PDT           62.35           1699         +              Normal
  06/15/2025 07 AM PDT           62.36           1710         +              Normal
  06/15/2025 08 AM PDT           62.37           1720         +              Normal
  06/15/2025 09 AM PDT           62.36           1710         -              Normal
  06/15/2025 10 AM PDT           62.37           1720         +              Normal
  06/15/2025 11 AM PDT           62.37           1720         0              Normal
  06/15/2025 12 PM PDT           62.38           1731         +              Normal
  06/15/2025 01 PM PDT           62.37           1720         -              Normal
  06/15/2025 02 PM PDT           62.37           1720         0              Normal
  06/15/2025 03 PM PDT           62.36           1710         -              Normal
  06/15/2025 04 PM PDT           62.37           1720         +              Normal
  06/15/2025 05 PM PDT           62.35           1699         -              Normal
  06/15/2025 06 PM PDT           62.36           1710         +              Normal
  06/15/2025 07 PM PDT           62.35           1699         -              Normal
  06/15/2025 08 PM PDT           62.35           1699         0              Normal
  06/15/2025 09 PM PDT           62.34           1688         -              Normal
  06/15/2025 10 PM PDT           62.35           1699         +              Normal
  06/15/2025 11 PM PDT           62.34           1688         -              Normal
  06/16/2025 12 AM PDT           62.34           1688         0              Normal
  06/16/2025 01 AM PDT           62.35           1699         +              Normal
  06/16/2025 02 AM PDT           62.34           1688         -              Normal
  06/16/2025 03 AM PDT           62.34           1688         0              Normal
  06/16/2025 04 AM PDT           62.35           1699         +              Normal
  06/16/2025 05 AM PDT           62.35           1699         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/16/2025 06 AM PDT           62.35           1699                        Normal
  06/16/2025 07 AM PDT           62.35           1699         0              Normal
  06/16/2025 08 AM PDT           62.35           1699         0              Normal
  06/16/2025 09 AM PDT           62.35           1699         0              Normal
  06/16/2025 10 AM PDT           62.35           1699         0              Normal
  06/16/2025 11 AM PDT           62.35           1699         0              Normal
  06/16/2025 12 PM PDT           62.35           1699         0              Normal
  06/16/2025 01 PM PDT           62.35           1699         0              Normal
  06/16/2025 02 PM PDT           62.35           1699         0              Normal
  06/16/2025 03 PM PDT           62.35           1699         0              Normal
  06/16/2025 04 PM PDT           62.35           1699         0              Normal
  06/16/2025 05 PM PDT           62.35           1699         0              Normal
  06/16/2025 06 PM PDT           62.34           1688         -              Normal
  06/16/2025 07 PM PDT           62.34           1688         0              Normal
  06/16/2025 08 PM PDT           62.34           1688         0              Normal
  06/16/2025 09 PM PDT           62.34           1688         0              Normal
  06/16/2025 10 PM PDT           62.34           1688         0              Normal
  06/16/2025 11 PM PDT           62.34           1688         0              Normal
  06/17/2025 12 AM PDT           62.34           1688         0              Normal
  06/17/2025 01 AM PDT           62.34           1688         0              Normal
  06/17/2025 02 AM PDT           62.34           1688         0              Normal
  06/17/2025 03 AM PDT           62.34           1688         0              Normal
  06/17/2025 04 AM PDT           62.34           1688         0              Normal
  06/17/2025 05 AM PDT           62.34           1688         0              Normal
  06/17/2025 06 AM PDT           62.34           1688         0              Normal
  06/17/2025 07 AM PDT           62.34           1688         0              Normal
  06/17/2025 08 AM PDT           62.34           1688         0              Normal
  06/17/2025 09 AM PDT           62.34           1688         0              Normal
  06/17/2025 10 AM PDT           62.34           1688         0              Normal
  06/17/2025 11 AM PDT           62.34           1688         0              Normal
  06/17/2025 12 PM PDT           62.34           1688         0              Normal
  06/17/2025 01 PM PDT           62.34           1688         0              Normal
  06/17/2025 02 PM PDT           62.34           1688         0              Normal
  06/17/2025 03 PM PDT           62.34           1688         0              Normal
  06/17/2025 04 PM PDT           62.34           1688         0              Normal
  06/17/2025 05 PM PDT           62.34           1688         0              Normal
  06/17/2025 06 PM PDT           62.34           1688         0              Normal
  06/17/2025 07 PM PDT           62.34           1688         0              Normal
  06/17/2025 08 PM PDT           62.34           1688         0              Normal
  06/17/2025 09 PM PDT           62.34           1688         0              Normal
  06/17/2025 10 PM PDT           62.34           1688         0              Normal
  06/17/2025 11 PM PDT           62.34           1688         0              Normal
  06/18/2025 12 AM PDT           62.34           1688         0              Normal
  06/18/2025 01 AM PDT           62.34           1688         0              Normal
  06/18/2025 02 AM PDT           62.34           1688         0              Normal
  06/18/2025 03 AM PDT           62.34           1688         0              Normal
  06/18/2025 04 AM PDT           62.34           1688         0              Normal
  06/18/2025 05 AM PDT           62.34           1688         0              Normal
  06/18/2025 06 AM PDT           62.34           1688         0              Normal
  06/18/2025 07 AM PDT           62.34           1688         0              Normal
  06/18/2025 08 AM PDT           62.34           1688         0              Normal
  06/18/2025 09 AM PDT           62.34           1688         0              Normal
  06/18/2025 10 AM PDT           62.34           1688         0              Normal
  06/18/2025 11 AM PDT           62.34           1688         0              Normal
  06/18/2025 12 PM PDT           62.34           1688         0              Normal
  06/18/2025 01 PM PDT           62.34           1688         0              Normal
  06/18/2025 02 PM PDT           62.34           1688         0              Normal
  06/18/2025 03 PM PDT           62.34           1688         0              Normal
  06/18/2025 04 PM PDT           62.34           1688         0              Normal
  06/18/2025 05 PM PDT           62.34           1688         0              Normal
  06/18/2025 06 PM PDT           62.33           1678         -              Normal
  06/18/2025 07 PM PDT           62.33           1678         0              Normal
  06/18/2025 08 PM PDT           62.33           1678         0              Normal
  06/18/2025 09 PM PDT           62.33           1678         0              Normal
  06/18/2025 10 PM PDT           62.34           1688         +              Normal
  06/18/2025 11 PM PDT           62.35           1699         +              Normal
  06/19/2025 12 AM PDT           62.35           1699         0              Normal
  06/19/2025 01 AM PDT           62.34           1688         -              Normal
  06/19/2025 02 AM PDT           62.34           1688         0              Normal
  06/19/2025 03 AM PDT           62.34           1688         0              Normal
  06/19/2025 04 AM PDT           62.34           1688         0              Normal
  06/19/2025 05 AM PDT           62.35           1699         +              Normal
  06/19/2025 06 AM PDT           62.36           1710         +              Normal
  06/19/2025 07 AM PDT           62.35           1699         -              Normal
  06/19/2025 08 AM PDT           62.34           1688         -              Normal
  06/19/2025 09 AM PDT           62.34           1688         0              Normal
  06/19/2025 10 AM PDT           62.35           1699         +              Normal
  06/19/2025 11 AM PDT           62.36           1710         +              Normal
  06/19/2025 12 PM PDT           62.35           1699         -              Normal
  06/19/2025 01 PM PDT           62.35           1699         0              Normal
  06/19/2025 02 PM PDT           62.34           1688         -              Normal
  06/19/2025 03 PM PDT           62.34           1688         0              Normal
  06/19/2025 04 PM PDT           62.35           1699         +              Normal
  06/19/2025 05 PM PDT           62.36           1710         +              Normal
  06/19/2025 06 PM PDT           62.34           1688         -              Normal
  06/19/2025 07 PM PDT           62.34           1688         0              Normal
  06/19/2025 08 PM PDT           62.34           1688         0              Normal
  06/19/2025 09 PM PDT           62.33           1678         -              Normal
  06/19/2025 10 PM PDT           62.34           1688         +              Normal
  06/19/2025 11 PM PDT           62.35           1699         +              Normal
  06/20/2025 12 AM PDT           62.34           1688         -              Normal
  06/20/2025 01 AM PDT           62.34           1688         0              Normal
  06/20/2025 02 AM PDT           62.34           1688         0              Normal
  06/20/2025 03 AM PDT           62.33           1678         -              Normal
  06/20/2025 04 AM PDT           62.35           1699         +              Normal
  06/20/2025 05 AM PDT           62.36           1710         +              Normal
  06/20/2025 06 AM PDT           62.35           1699         -              Normal
  06/20/2025 07 AM PDT           62.34           1688         -              Normal
  06/20/2025 08 AM PDT           62.34           1688         0              Normal
  06/20/2025 09 AM PDT           62.34           1688         0              Normal
  06/20/2025 10 AM PDT           62.34           1688         0              Normal
  06/20/2025 11 AM PDT           62.35           1699         +              Normal
  06/20/2025 12 PM PDT           62.36           1710         +              Normal
  06/20/2025 01 PM PDT           62.35           1699         -              Normal
  06/20/2025 02 PM PDT           62.34           1688         -              Normal
  06/20/2025 03 PM PDT           62.34           1688         0              Normal
  06/20/2025 04 PM PDT           62.34           1688         0              Normal
  06/20/2025 05 PM PDT           62.34           1688         0              Normal
  06/20/2025 06 PM PDT           62.33           1678         -              Normal
  06/20/2025 07 PM PDT           62.34           1688         +              Normal
  06/20/2025 08 PM PDT           62.35           1699         +              Normal
  06/20/2025 09 PM PDT           62.34           1688         -              Normal
  06/20/2025 10 PM PDT           62.34           1688         0              Normal
  06/20/2025 11 PM PDT           62.33           1678         -              Normal
  06/21/2025 12 AM PDT           62.33           1678         0              Normal
  06/21/2025 01 AM PDT           62.33           1678         0              Normal
  06/21/2025 02 AM PDT           62.34           1688         +              Normal
  06/21/2025 03 AM PDT           62.35           1699         +              Normal
  06/21/2025 04 AM PDT           62.34           1688         -              Normal
  06/21/2025 05 AM PDT           62.34           1688         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.