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: Mar 07 2026 at 7:28 AM PSTNext Issuance: Mar 08 2026 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:  03/07/2026 at 07:28 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/02/2026 at 09:00 AM PST
# Maximum Observed Stage:                       66.50 Feet
# Maximum Observed Flow:                        8656 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/07/2026 at 08:00 AM PST
# Maximum Forecast Stage:                       65.37 Feet
# Maximum Forecast Flow:                        6427 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/02/2026 07 AM PST           66.44           8534                        Normal
  03/02/2026 08 AM PST           66.49           8636         +              Normal
  03/02/2026 09 AM PST           66.50           8656         +              Normal
  03/02/2026 10 AM PST           66.44           8534         -              Normal
  03/02/2026 11 AM PST           66.45           8555         +              Normal
  03/02/2026 12 PM PST           66.49           8636         +              Normal
  03/02/2026 01 PM PST           66.41           8473         -              Normal
  03/02/2026 02 PM PST           66.40           8453         -              Normal
  03/02/2026 03 PM PST           66.43           8514         +              Normal
  03/02/2026 04 PM PST           66.42           8494         -              Normal
  03/02/2026 05 PM PST           66.39           8433         -              Normal
  03/02/2026 06 PM PST           66.39           8433         0              Normal
  03/02/2026 07 PM PST           66.42           8494         +              Normal
  03/02/2026 08 PM PST           66.38           8413         -              Normal
  03/02/2026 09 PM PST           66.36           8372         -              Normal
  03/02/2026 10 PM PST           66.35           8352         -              Normal
  03/02/2026 11 PM PST           66.35           8352         0              Normal
  03/03/2026 12 AM PST           66.30           8251         -              Normal
  03/03/2026 01 AM PST           66.37           8392         +              Normal
  03/03/2026 02 AM PST           66.33           8312         -              Normal
  03/03/2026 03 AM PST           66.31           8271         -              Normal
  03/03/2026 04 AM PST           66.30           8251         -              Normal
  03/03/2026 05 AM PST           66.27           8191         -              Normal
  03/03/2026 06 AM PST           66.31           8271         +              Normal
  03/03/2026 07 AM PST           66.26           8170         -              Normal
  03/03/2026 08 AM PST           66.23           8110         -              Normal
  03/03/2026 09 AM PST           66.23           8110         0              Normal
  03/03/2026 10 AM PST           66.19           8030         -              Normal
  03/03/2026 11 AM PST           66.22           8090         +              Normal
  03/03/2026 12 PM PST           66.19           8030         -              Normal
  03/03/2026 01 PM PST           66.18           8010         -              Normal
  03/03/2026 02 PM PST           66.13           7910         -              Normal
  03/03/2026 03 PM PST           66.17           7990         +              Normal
  03/03/2026 04 PM PST           66.15           7950         -              Normal
  03/03/2026 05 PM PST           66.11           7870         -              Normal
  03/03/2026 06 PM PST           66.11           7870         0              Normal
  03/03/2026 07 PM PST           66.05           7751         -              Normal
  03/03/2026 08 PM PST           66.08           7810         +              Normal
  03/03/2026 09 PM PST           66.09           7830         +              Normal
  03/03/2026 10 PM PST           66.06           7770         -              Normal
  03/03/2026 11 PM PST           66.05           7751         -              Normal
  03/04/2026 12 AM PST           66.04           7731         -              Normal
  03/04/2026 01 AM PST           66.02           7691         -              Normal
  03/04/2026 02 AM PST           66.01           7671         -              Normal
  03/04/2026 03 AM PST           65.95           7552         -              Normal
  03/04/2026 04 AM PST           66.00           7651         +              Normal
  03/04/2026 05 AM PST           65.95           7552         -              Normal
  03/04/2026 06 AM PST           65.94           7533         -              Normal
  03/04/2026 07 AM PST           65.94           7533         0              Normal
  03/04/2026 08 AM PST           65.89           7434         -              Normal
  03/04/2026 09 AM PST           65.91           7473         +              Normal
  03/04/2026 10 AM PST           65.91           7473         0              Normal
  03/04/2026 11 AM PST           65.86           7375         -              Normal
  03/04/2026 12 PM PST           65.89           7434         +              Normal
  03/04/2026 01 PM PST           65.92           7493         +              Normal
  03/04/2026 02 PM PST           65.85           7355         -              Normal
  03/04/2026 03 PM PST           65.87           7395         +              Normal
  03/04/2026 04 PM PST           65.89           7434         +              Normal
  03/04/2026 05 PM PST           65.85           7355         -              Normal
  03/04/2026 06 PM PST           65.86           7375         +              Normal
  03/04/2026 07 PM PST           65.80           7257         -              Normal
  03/04/2026 08 PM PST           65.81           7277         +              Normal
  03/04/2026 09 PM PST           65.84           7336         +              Normal
  03/04/2026 10 PM PST           65.80           7257         -              Normal
  03/04/2026 11 PM PST           65.78           7218         -              Normal
  03/05/2026 12 AM PST           65.75           7160         -              Normal
  03/05/2026 01 AM PST           65.78           7218         +              Normal
  03/05/2026 02 AM PST           65.78           7218         0              Normal
  03/05/2026 03 AM PST           65.74           7140         -              Normal
  03/05/2026 04 AM PST           65.73           7121         -              Normal
  03/05/2026 05 AM PST           65.77           7199         +              Normal
  03/05/2026 06 AM PST           65.72           7101         -              Normal
  03/05/2026 07 AM PST           65.69           7043         -              Normal
  03/05/2026 08 AM PST           65.72           7101         +              Normal
  03/05/2026 09 AM PST           65.69           7043         -              Normal
  03/05/2026 10 AM PST           65.65           6965         -              Normal
  03/05/2026 11 AM PST           65.67           7004         +              Normal
  03/05/2026 12 PM PST           65.68           7023         +              Normal
  03/05/2026 01 PM PST           65.67           7004         -              Normal
  03/05/2026 02 PM PST           65.65           6965         -              Normal
  03/05/2026 03 PM PST           65.67           7004         +              Normal
  03/05/2026 04 PM PST           65.60           6868         -              Normal
  03/05/2026 05 PM PST           65.67           7004         +              Normal
  03/05/2026 06 PM PST           65.61           6887         -              Normal
  03/05/2026 07 PM PST           65.59           6849         -              Normal
  03/05/2026 08 PM PST           65.56           6791         -              Normal
  03/05/2026 09 PM PST           65.60           6868         +              Normal
  03/05/2026 10 PM PST           65.58           6829         -              Normal
  03/05/2026 11 PM PST           65.56           6791         -              Normal
  03/06/2026 12 AM PST           65.59           6849         +              Normal
  03/06/2026 01 AM PST           65.59           6849         0              Normal
  03/06/2026 02 AM PST           65.57           6810         -              Normal
  03/06/2026 03 AM PST           65.53           6733         -              Normal
  03/06/2026 04 AM PST           65.55           6772         +              Normal
  03/06/2026 05 AM PST           65.48           6637         -              Normal
  03/06/2026 06 AM PST           65.54           6752         +              Normal
  03/06/2026 07 AM PST           65.51           6695         -              Normal
  03/06/2026 08 AM PST           65.47           6618         -              Normal
  03/06/2026 09 AM PST           65.48           6637         +              Normal
  03/06/2026 10 AM PST           65.52           6714         +              Normal
  03/06/2026 11 AM PST           65.51           6695         -              Normal
  03/06/2026 12 PM PST           65.47           6618         -              Normal
  03/06/2026 01 PM PST           65.43           6541         -              Normal
  03/06/2026 02 PM PST           65.49           6656         +              Normal
  03/06/2026 03 PM PST           65.48           6637         -              Normal
  03/06/2026 04 PM PST           65.48           6637         0              Normal
  03/06/2026 05 PM PST           65.46           6599         -              Normal
  03/06/2026 06 PM PST           65.45           6579         -              Normal
  03/06/2026 07 PM PST           65.50           6675         +              Normal
  03/06/2026 08 PM PST           65.44           6560         -              Normal
  03/06/2026 09 PM PST           65.46           6599         +              Normal
  03/06/2026 10 PM PST           65.40           6484         -              Normal
  03/06/2026 11 PM PST           65.50           6675         +              Normal
  03/07/2026 12 AM PST           65.42           6522         -              Normal
  03/07/2026 01 AM PST           65.44           6560         +              Normal
  03/07/2026 02 AM PST           65.39           6465         -              Normal
  03/07/2026 03 AM PST           65.42           6522         +              Normal
  03/07/2026 04 AM PST           65.42           6522         0              Normal
  03/07/2026 05 AM PST           65.41           6503         -              Normal
  03/07/2026 06 AM PST           65.39           6465         -              Normal
  03/07/2026 07 AM PST           65.38           6446         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/07/2026 08 AM PST           65.37           6427                        Normal
  03/07/2026 09 AM PST           65.36           6408         -              Normal
  03/07/2026 10 AM PST           65.35           6389         -              Normal
  03/07/2026 11 AM PST           65.33           6351         -              Normal
  03/07/2026 12 PM PST           65.31           6313         -              Normal
  03/07/2026 01 PM PST           65.30           6294         -              Normal
  03/07/2026 02 PM PST           65.28           6256         -              Normal
  03/07/2026 03 PM PST           65.26           6218         -              Normal
  03/07/2026 04 PM PST           65.25           6199         -              Normal
  03/07/2026 05 PM PST           65.24           6180         -              Normal
  03/07/2026 06 PM PST           65.23           6161         -              Normal
  03/07/2026 07 PM PST           65.22           6142         -              Normal
  03/07/2026 08 PM PST           65.21           6124         -              Normal
  03/07/2026 09 PM PST           65.21           6124         0              Normal
  03/07/2026 10 PM PST           65.19           6086         -              Normal
  03/07/2026 11 PM PST           65.18           6067         -              Normal
  03/08/2026 12 AM PST           65.17           6048         -              Normal
  03/08/2026 01 AM PST           65.17           6048         0              Normal
  03/08/2026 03 AM PDT           65.17           6048         0              Normal
  03/08/2026 04 AM PDT           65.16           6030         -              Normal
  03/08/2026 05 AM PDT           65.15           6011         -              Normal
  03/08/2026 06 AM PDT           65.14           5992         -              Normal
  03/08/2026 07 AM PDT           65.12           5955         -              Normal
  03/08/2026 08 AM PDT           65.12           5955         0              Normal
  03/08/2026 09 AM PDT           65.12           5955         0              Normal
  03/08/2026 10 AM PDT           65.11           5936         -              Normal
  03/08/2026 11 AM PDT           65.11           5936         0              Normal
  03/08/2026 12 PM PDT           65.10           5917         -              Normal
  03/08/2026 01 PM PDT           65.10           5917         0              Normal
  03/08/2026 02 PM PDT           65.09           5899         -              Normal
  03/08/2026 03 PM PDT           65.08           5880         -              Normal
  03/08/2026 04 PM PDT           65.08           5880         0              Normal
  03/08/2026 05 PM PDT           65.07           5861         -              Normal
  03/08/2026 06 PM PDT           65.07           5861         0              Normal
  03/08/2026 07 PM PDT           65.07           5861         0              Normal
  03/08/2026 08 PM PDT           65.06           5843         -              Normal
  03/08/2026 09 PM PDT           65.05           5824         -              Normal
  03/08/2026 10 PM PDT           65.04           5805         -              Normal
  03/08/2026 11 PM PDT           65.04           5805         0              Normal
  03/09/2026 12 AM PDT           65.04           5805         0              Normal
  03/09/2026 01 AM PDT           65.04           5805         0              Normal
  03/09/2026 02 AM PDT           65.04           5805         0              Normal
  03/09/2026 03 AM PDT           65.03           5787         -              Normal
  03/09/2026 04 AM PDT           65.02           5768         -              Normal
  03/09/2026 05 AM PDT           65.02           5768         0              Normal
  03/09/2026 06 AM PDT           65.02           5768         0              Normal
  03/09/2026 07 AM PDT           65.01           5750         -              Normal
  03/09/2026 08 AM PDT           65.01           5750         0              Normal
  03/09/2026 09 AM PDT           65.01           5750         0              Normal
  03/09/2026 10 AM PDT           65.00           5731         -              Normal
  03/09/2026 11 AM PDT           64.99           5712         -              Normal
  03/09/2026 12 PM PDT           64.99           5712         0              Normal
  03/09/2026 01 PM PDT           64.99           5712         0              Normal
  03/09/2026 02 PM PDT           64.99           5712         0              Normal
  03/09/2026 03 PM PDT           64.99           5712         0              Normal
  03/09/2026 04 PM PDT           64.98           5694         -              Normal
  03/09/2026 05 PM PDT           64.98           5694         0              Normal
  03/09/2026 06 PM PDT           64.98           5694         0              Normal
  03/09/2026 07 PM PDT           64.98           5694         0              Normal
  03/09/2026 08 PM PDT           64.98           5694         0              Normal
  03/09/2026 09 PM PDT           64.98           5694         0              Normal
  03/09/2026 10 PM PDT           64.97           5675         -              Normal
  03/09/2026 11 PM PDT           64.97           5675         0              Normal
  03/10/2026 12 AM PDT           64.97           5675         0              Normal
  03/10/2026 01 AM PDT           64.97           5675         0              Normal
  03/10/2026 02 AM PDT           64.97           5675         0              Normal
  03/10/2026 03 AM PDT           64.96           5657         -              Normal
  03/10/2026 04 AM PDT           64.95           5638         -              Normal
  03/10/2026 05 AM PDT           64.94           5620         -              Normal
  03/10/2026 06 AM PDT           64.94           5620         0              Normal
  03/10/2026 07 AM PDT           64.94           5620         0              Normal
  03/10/2026 08 AM PDT           64.94           5620         0              Normal
  03/10/2026 09 AM PDT           64.93           5601         -              Normal
  03/10/2026 10 AM PDT           64.92           5583         -              Normal
  03/10/2026 11 AM PDT           64.91           5565         -              Normal
  03/10/2026 12 PM PDT           64.89           5528         -              Normal
  03/10/2026 01 PM PDT           64.86           5473         -              Normal
  03/10/2026 02 PM PDT           64.82           5399         -              Normal
  03/10/2026 03 PM PDT           64.76           5290         -              Normal
  03/10/2026 04 PM PDT           64.70           5181         -              Normal
  03/10/2026 05 PM PDT           64.63           5054         -              Normal
  03/10/2026 06 PM PDT           64.56           4925         -              Normal
  03/10/2026 07 PM PDT           64.50           4814         -              Normal
  03/10/2026 08 PM PDT           64.44           4705         -              Normal
  03/10/2026 09 PM PDT           64.38           4596         -              Normal
  03/10/2026 10 PM PDT           64.33           4507         -              Normal
  03/10/2026 11 PM PDT           64.29           4436         -              Normal
  03/11/2026 12 AM PDT           64.25           4366         -              Normal
  03/11/2026 01 AM PDT           64.22           4314         -              Normal
  03/11/2026 02 AM PDT           64.19           4262         -              Normal
  03/11/2026 03 AM PDT           64.16           4210         -              Normal
  03/11/2026 04 AM PDT           64.14           4176         -              Normal
  03/11/2026 05 AM PDT           64.12           4142         -              Normal
  03/11/2026 06 AM PDT           64.10           4108         -              Normal
  03/11/2026 07 AM PDT           64.08           4074         -              Normal
  03/11/2026 08 AM PDT           64.06           4041         -              Normal
  03/11/2026 09 AM PDT           64.06           4041         0              Normal
  03/11/2026 10 AM PDT           64.06           4041         0              Normal
  03/11/2026 11 AM PDT           64.06           4041         0              Normal
  03/11/2026 12 PM PDT           64.04           4007         -              Normal
  03/11/2026 01 PM PDT           64.03           3990         -              Normal
  03/11/2026 02 PM PDT           64.03           3990         0              Normal
  03/11/2026 03 PM PDT           64.02           3974         -              Normal
  03/11/2026 04 PM PDT           64.01           3957         -              Normal
  03/11/2026 05 PM PDT           64.00           3941         -              Normal
  03/11/2026 06 PM PDT           63.98           3908         -              Normal
  03/11/2026 07 PM PDT           63.98           3908         0              Normal
  03/11/2026 08 PM PDT           63.98           3908         0              Normal
  03/11/2026 09 PM PDT           63.97           3891         -              Normal
  03/11/2026 10 PM PDT           63.95           3858         -              Normal
  03/11/2026 11 PM PDT           63.94           3842         -              Normal
  03/12/2026 12 AM PDT           63.94           3842         0              Normal
  03/12/2026 01 AM PDT           63.93           3826         -              Normal
  03/12/2026 02 AM PDT           63.93           3826         0              Normal
  03/12/2026 03 AM PDT           63.91           3793         -              Normal
  03/12/2026 04 AM PDT           63.90           3777         -              Normal
  03/12/2026 05 AM PDT           63.90           3777         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.