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

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YUBA RIVER - MARYSVILLE (MRYC1)
Latitude: 39.18º NLongitude: 121.52º WElevation: 88 FeetForecast Type: Official Location
Location: Yuba County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Apr 10 2026 at 7:52 AM PDTNext Issuance: Apr 10 2026 at 3:00 PM 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:  04/10/2026 at 07:52 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/10/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       63.34 Feet
# Maximum Observed Flow:                        2927 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/12/2026 at 07:00 PM PDT
# Maximum Forecast Stage:                       67.88 Feet
# Maximum Forecast Flow:                        11568 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/05/2026 07 AM PDT           62.90           2338                        Normal
  04/05/2026 08 AM PDT           62.89           2326         -              Normal
  04/05/2026 09 AM PDT           62.87           2300         -              Normal
  04/05/2026 10 AM PDT           62.87           2300         0              Normal
  04/05/2026 11 AM PDT           62.89           2326         +              Normal
  04/05/2026 12 PM PDT           62.87           2300         -              Normal
  04/05/2026 01 PM PDT           62.84           2263         -              Normal
  04/05/2026 02 PM PDT           62.77           2177         -              Normal
  04/05/2026 03 PM PDT           62.74           2141         -              Normal
  04/05/2026 04 PM PDT           62.69           2081         -              Normal
  04/05/2026 05 PM PDT           62.66           2046         -              Normal
  04/05/2026 06 PM PDT           62.64           2023         -              Normal
  04/05/2026 07 PM PDT           62.62           1999         -              Normal
  04/05/2026 08 PM PDT           62.61           1988         -              Normal
  04/05/2026 09 PM PDT           62.61           1988         0              Normal
  04/05/2026 10 PM PDT           62.58           1953         -              Normal
  04/05/2026 11 PM PDT           62.60           1976         +              Normal
  04/06/2026 12 AM PDT           62.58           1953         -              Normal
  04/06/2026 01 AM PDT           62.58           1953         0              Normal
  04/06/2026 02 AM PDT           62.58           1953         0              Normal
  04/06/2026 03 AM PDT           62.56           1930         -              Normal
  04/06/2026 04 AM PDT           62.57           1942         +              Normal
  04/06/2026 05 AM PDT           62.57           1942         0              Normal
  04/06/2026 06 AM PDT           62.56           1930         -              Normal
  04/06/2026 07 AM PDT           62.57           1942         +              Normal
  04/06/2026 08 AM PDT           62.57           1942         0              Normal
  04/06/2026 09 AM PDT           62.58           1953         +              Normal
  04/06/2026 10 AM PDT           62.57           1942         -              Normal
  04/06/2026 11 AM PDT           62.59           1965         +              Normal
  04/06/2026 12 PM PDT           62.53           1896         -              Normal
  04/06/2026 01 PM PDT           62.54           1908         +              Normal
  04/06/2026 02 PM PDT           62.54           1908         0              Normal
  04/06/2026 03 PM PDT           62.52           1885         -              Normal
  04/06/2026 04 PM PDT           62.54           1908         +              Normal
  04/06/2026 05 PM PDT           62.53           1896         -              Normal
  04/06/2026 06 PM PDT           62.53           1896         0              Normal
  04/06/2026 07 PM PDT           62.52           1885         -              Normal
  04/06/2026 08 PM PDT           62.52           1885         0              Normal
  04/06/2026 09 PM PDT           62.52           1885         0              Normal
  04/06/2026 10 PM PDT           62.51           1874         -              Normal
  04/06/2026 11 PM PDT           62.51           1874         0              Normal
  04/07/2026 12 AM PDT           62.50           1863         -              Normal
  04/07/2026 01 AM PDT           62.52           1885         +              Normal
  04/07/2026 02 AM PDT           62.53           1896         +              Normal
  04/07/2026 03 AM PDT           62.52           1885         -              Normal
  04/07/2026 04 AM PDT           62.51           1874         -              Normal
  04/07/2026 05 AM PDT           62.51           1874         0              Normal
  04/07/2026 06 AM PDT           62.50           1863         -              Normal
  04/07/2026 07 AM PDT           62.50           1863         0              Normal
  04/07/2026 08 AM PDT           62.50           1863         0              Normal
  04/07/2026 09 AM PDT           62.50           1863         0              Normal
  04/07/2026 10 AM PDT           62.49           1851         -              Normal
  04/07/2026 11 AM PDT           62.48           1840         -              Normal
  04/07/2026 12 PM PDT           62.49           1851         +              Normal
  04/07/2026 01 PM PDT           62.50           1863         +              Normal
  04/07/2026 02 PM PDT           62.49           1851         -              Normal
  04/07/2026 03 PM PDT           62.49           1851         0              Normal
  04/07/2026 04 PM PDT           62.50           1863         +              Normal
  04/07/2026 05 PM PDT           62.50           1863         0              Normal
  04/07/2026 06 PM PDT           62.48           1840         -              Normal
  04/07/2026 07 PM PDT           62.49           1851         +              Normal
  04/07/2026 08 PM PDT           62.48           1840         -              Normal
  04/07/2026 09 PM PDT           62.48           1840         0              Normal
  04/07/2026 10 PM PDT           62.48           1840         0              Normal
  04/07/2026 11 PM PDT           62.49           1851         +              Normal
  04/08/2026 12 AM PDT           62.48           1840         -              Normal
  04/08/2026 01 AM PDT           62.46           1818         -              Normal
  04/08/2026 02 AM PDT           62.48           1840         +              Normal
  04/08/2026 03 AM PDT           62.48           1840         0              Normal
  04/08/2026 04 AM PDT           62.47           1829         -              Normal
  04/08/2026 05 AM PDT           62.47           1829         0              Normal
  04/08/2026 06 AM PDT           62.47           1829         0              Normal
  04/08/2026 07 AM PDT           62.46           1818         -              Normal
  04/08/2026 08 AM PDT           62.45           1807         -              Normal
  04/08/2026 09 AM PDT           62.45           1807         0              Normal
  04/08/2026 10 AM PDT           62.45           1807         0              Normal
  04/08/2026 11 AM PDT           62.47           1829         +              Normal
  04/08/2026 12 PM PDT           62.46           1818         -              Normal
  04/08/2026 01 PM PDT           62.46           1818         0              Normal
  04/08/2026 02 PM PDT           62.46           1818         0              Normal
  04/08/2026 03 PM PDT           62.47           1829         +              Normal
  04/08/2026 04 PM PDT           62.46           1818         -              Normal
  04/08/2026 05 PM PDT           62.46           1818         0              Normal
  04/08/2026 06 PM PDT           62.45           1807         -              Normal
  04/08/2026 07 PM PDT           62.45           1807         0              Normal
  04/08/2026 08 PM PDT           62.46           1818         +              Normal
  04/08/2026 09 PM PDT           62.45           1807         -              Normal
  04/08/2026 10 PM PDT           62.44           1796         -              Normal
  04/08/2026 11 PM PDT           62.44           1796         0              Normal
  04/09/2026 12 AM PDT           62.44           1796         0              Normal
  04/09/2026 01 AM PDT           62.44           1796         0              Normal
  04/09/2026 02 AM PDT           62.46           1818         +              Normal
  04/09/2026 03 AM PDT           62.45           1807         -              Normal
  04/09/2026 04 AM PDT           62.45           1807         0              Normal
  04/09/2026 05 AM PDT           62.45           1807         0              Normal
  04/09/2026 06 AM PDT           62.45           1807         0              Normal
  04/09/2026 07 AM PDT           62.45           1807         0              Normal
  04/09/2026 08 AM PDT           62.46           1818         +              Normal
  04/09/2026 09 AM PDT           62.46           1818         0              Normal
  04/09/2026 10 AM PDT           62.45           1807         -              Normal
  04/09/2026 11 AM PDT           62.47           1829         +              Normal
  04/09/2026 12 PM PDT           62.47           1829         0              Normal
  04/09/2026 01 PM PDT           62.45           1807         -              Normal
  04/09/2026 02 PM PDT           62.43           1785         -              Normal
  04/09/2026 03 PM PDT           62.45           1807         +              Normal
  04/09/2026 04 PM PDT           62.47           1829         +              Normal
  04/09/2026 05 PM PDT           62.46           1818         -              Normal
  04/09/2026 06 PM PDT           62.46           1818         0              Normal
  04/09/2026 07 PM PDT           62.47           1829         +              Normal
  04/09/2026 08 PM PDT           62.46           1818         -              Normal
  04/09/2026 09 PM PDT           62.46           1818         0              Normal
  04/09/2026 10 PM PDT           62.50           1863         +              Normal
  04/09/2026 11 PM PDT           62.56           1930         +              Normal
  04/10/2026 12 AM PDT           62.61           1988         +              Normal
  04/10/2026 01 AM PDT           62.70           2093         +              Normal
  04/10/2026 02 AM PDT           62.77           2177         +              Normal
  04/10/2026 03 AM PDT           62.86           2288         +              Normal
  04/10/2026 04 AM PDT           62.91           2351         +              Normal
  04/10/2026 05 AM PDT           63.00           2466         +              Normal
  04/10/2026 06 AM PDT           63.18           2705         +              Normal
  04/10/2026 07 AM PDT           63.34           2927         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/10/2026 08 AM PDT           63.48           3129                        Normal
  04/10/2026 09 AM PDT           63.61           3323         +              Normal
  04/10/2026 10 AM PDT           63.75           3538         +              Normal
  04/10/2026 11 AM PDT           63.88           3745         +              Normal
  04/10/2026 12 PM PDT           64.01           3957         +              Normal
  04/10/2026 01 PM PDT           64.06           4041         +              Normal
  04/10/2026 02 PM PDT           64.09           4091         +              Normal
  04/10/2026 03 PM PDT           64.11           4125         +              Normal
  04/10/2026 04 PM PDT           64.12           4142         +              Normal
  04/10/2026 05 PM PDT           64.11           4125         -              Normal
  04/10/2026 06 PM PDT           64.11           4125         0              Normal
  04/10/2026 07 PM PDT           64.12           4142         +              Normal
  04/10/2026 08 PM PDT           64.12           4142         0              Normal
  04/10/2026 09 PM PDT           64.12           4142         0              Normal
  04/10/2026 10 PM PDT           64.12           4142         0              Normal
  04/10/2026 11 PM PDT           64.13           4159         +              Normal
  04/11/2026 12 AM PDT           64.15           4193         +              Normal
  04/11/2026 01 AM PDT           64.16           4210         +              Normal
  04/11/2026 02 AM PDT           64.17           4227         +              Normal
  04/11/2026 03 AM PDT           64.20           4279         +              Normal
  04/11/2026 04 AM PDT           64.22           4314         +              Normal
  04/11/2026 05 AM PDT           64.25           4366         +              Normal
  04/11/2026 06 AM PDT           64.28           4419         +              Normal
  04/11/2026 07 AM PDT           64.32           4489         +              Normal
  04/11/2026 08 AM PDT           64.36           4560         +              Normal
  04/11/2026 09 AM PDT           64.41           4650         +              Normal
  04/11/2026 10 AM PDT           64.47           4759         +              Normal
  04/11/2026 11 AM PDT           64.53           4870         +              Normal
  04/11/2026 12 PM PDT           64.58           4963         +              Normal
  04/11/2026 01 PM PDT           64.64           5072         +              Normal
  04/11/2026 02 PM PDT           64.69           5162         +              Normal
  04/11/2026 03 PM PDT           64.74           5253         +              Normal
  04/11/2026 04 PM PDT           64.80           5363         +              Normal
  04/11/2026 05 PM PDT           64.87           5491         +              Normal
  04/11/2026 06 PM PDT           64.94           5620         +              Normal
  04/11/2026 07 PM PDT           65.01           5750         +              Normal
  04/11/2026 08 PM PDT           65.08           5880         +              Normal
  04/11/2026 09 PM PDT           65.16           6030         +              Normal
  04/11/2026 10 PM PDT           65.24           6180         +              Normal
  04/11/2026 11 PM PDT           65.34           6370         +              Normal
  04/12/2026 12 AM PDT           65.46           6599         +              Normal
  04/12/2026 01 AM PDT           65.63           6926         +              Normal
  04/12/2026 02 AM PDT           65.84           7336         +              Normal
  04/12/2026 03 AM PDT           66.09           7830         +              Normal
  04/12/2026 04 AM PDT           66.34           8332         +              Normal
  04/12/2026 05 AM PDT           66.56           8779         +              Normal
  04/12/2026 06 AM PDT           66.76           9190         +              Normal
  04/12/2026 07 AM PDT           66.94           9564         +              Normal
  04/12/2026 08 AM PDT           67.11           9920         +              Normal
  04/12/2026 09 AM PDT           67.25          10215         +              Normal
  04/12/2026 10 AM PDT           67.38          10491         +              Normal
  04/12/2026 11 AM PDT           67.49          10726         +              Normal
  04/12/2026 12 PM PDT           67.58          10919         +              Normal
  04/12/2026 01 PM PDT           67.66          11091         +              Normal
  04/12/2026 02 PM PDT           67.72          11221         +              Normal
  04/12/2026 03 PM PDT           67.77          11329         +              Normal
  04/12/2026 04 PM PDT           67.81          11416         +              Normal
  04/12/2026 05 PM PDT           67.84          11481         +              Normal
  04/12/2026 06 PM PDT           67.86          11524         +              Normal
  04/12/2026 07 PM PDT           67.88          11568         +              Normal
  04/12/2026 08 PM PDT           67.88          11568         0              Normal
  04/12/2026 09 PM PDT           67.88          11568         0              Normal
  04/12/2026 10 PM PDT           67.87          11546         -              Normal
  04/12/2026 11 PM PDT           67.85          11503         -              Normal
  04/13/2026 12 AM PDT           67.81          11416         -              Normal
  04/13/2026 01 AM PDT           67.78          11351         -              Normal
  04/13/2026 02 AM PDT           67.75          11286         -              Normal
  04/13/2026 03 AM PDT           67.69          11156         -              Normal
  04/13/2026 04 AM PDT           67.64          11048         -              Normal
  04/13/2026 05 AM PDT           67.58          10919         -              Normal
  04/13/2026 06 AM PDT           67.51          10769         -              Normal
  04/13/2026 07 AM PDT           67.43          10598         -              Normal
  04/13/2026 08 AM PDT           67.35          10427         -              Normal
  04/13/2026 09 AM PDT           67.26          10236         -              Normal
  04/13/2026 10 AM PDT           67.17          10046         -              Normal
  04/13/2026 11 AM PDT           67.08           9857         -              Normal
  04/13/2026 12 PM PDT           66.98           9647         -              Normal
  04/13/2026 01 PM PDT           66.89           9460         -              Normal
  04/13/2026 02 PM PDT           66.79           9252         -              Normal
  04/13/2026 03 PM PDT           66.70           9066         -              Normal
  04/13/2026 04 PM PDT           66.60           8861         -              Normal
  04/13/2026 05 PM PDT           66.52           8697         -              Normal
  04/13/2026 06 PM PDT           66.43           8514         -              Normal
  04/13/2026 07 PM PDT           66.35           8352         -              Normal
  04/13/2026 08 PM PDT           66.27           8191         -              Normal
  04/13/2026 09 PM PDT           66.19           8030         -              Normal
  04/13/2026 10 PM PDT           66.12           7890         -              Normal
  04/13/2026 11 PM PDT           66.04           7731         -              Normal
  04/14/2026 12 AM PDT           65.97           7592         -              Normal
  04/14/2026 01 AM PDT           65.89           7434         -              Normal
  04/14/2026 02 AM PDT           65.83           7316         -              Normal
  04/14/2026 03 AM PDT           65.76           7179         -              Normal
  04/14/2026 04 AM PDT           65.70           7062         -              Normal
  04/14/2026 05 AM PDT           65.64           6946         -              Normal
  04/14/2026 06 AM PDT           65.59           6849         -              Normal
  04/14/2026 07 AM PDT           65.54           6752         -              Normal
  04/14/2026 08 AM PDT           65.50           6675         -              Normal
  04/14/2026 09 AM PDT           65.45           6579         -              Normal
  04/14/2026 10 AM PDT           65.41           6503         -              Normal
  04/14/2026 11 AM PDT           65.36           6408         -              Normal
  04/14/2026 12 PM PDT           65.32           6332         -              Normal
  04/14/2026 01 PM PDT           65.28           6256         -              Normal
  04/14/2026 02 PM PDT           65.24           6180         -              Normal
  04/14/2026 03 PM PDT           65.20           6105         -              Normal
  04/14/2026 04 PM PDT           65.16           6030         -              Normal
  04/14/2026 05 PM PDT           65.12           5955         -              Normal
  04/14/2026 06 PM PDT           65.09           5899         -              Normal
  04/14/2026 07 PM PDT           65.05           5824         -              Normal
  04/14/2026 08 PM PDT           65.02           5768         -              Normal
  04/14/2026 09 PM PDT           65.00           5731         -              Normal
  04/14/2026 10 PM PDT           64.97           5675         -              Normal
  04/14/2026 11 PM PDT           64.94           5620         -              Normal
  04/15/2026 12 AM PDT           64.92           5583         -              Normal
  04/15/2026 01 AM PDT           64.90           5546         -              Normal
  04/15/2026 02 AM PDT           64.88           5509         -              Normal
  04/15/2026 03 AM PDT           64.86           5473         -              Normal
  04/15/2026 04 AM PDT           64.84           5436         -              Normal
  04/15/2026 05 AM PDT           64.83           5418         -              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.