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

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SACRAMENTO RIVER - WILKINS SLOUGH (WLKC1)
Latitude: 39.01º NLongitude: 121.82º WElevation: 30 FeetForecast Type: Unofficial Location
Location: Sutter County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Aug 17 2026 at 7:10 AM PDTNext Issuance: Aug 18 2026 at 9:00 AM PDT
Action/Monitor: 47.6 FeetMinor Flood: 52.7 FeetModerate Flood: N/A Major Flood: 56.1 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Wilkins Slough (WLKC1)
#
# File Generation Time:  08/17/2026 at 07:11 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/14/2026 at 05:00 PM PDT
# Maximum Observed Stage:                       32.09 Feet
# Maximum Observed Flow:                        8109 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/17/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       31.57 Feet
# Maximum Forecast Flow:                        7617 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/12/2026 07 AM PDT           31.85           7881                        Normal
  08/12/2026 08 AM PDT           31.84           7871         -              Normal
  08/12/2026 09 AM PDT           31.86           7890         +              Normal
  08/12/2026 10 AM PDT           31.86           7890         0              Normal
  08/12/2026 11 AM PDT           31.85           7881         -              Normal
  08/12/2026 12 PM PDT           31.82           7853         -              Normal
  08/12/2026 01 PM PDT           31.83           7862         +              Normal
  08/12/2026 02 PM PDT           31.83           7862         0              Normal
  08/12/2026 03 PM PDT           31.80           7834         -              Normal
  08/12/2026 04 PM PDT           31.82           7853         +              Normal
  08/12/2026 05 PM PDT           31.81           7843         -              Normal
  08/12/2026 06 PM PDT           31.81           7843         0              Normal
  08/12/2026 07 PM PDT           31.83           7862         +              Normal
  08/12/2026 08 PM PDT           31.81           7843         -              Normal
  08/12/2026 09 PM PDT           31.84           7871         +              Normal
  08/12/2026 10 PM PDT           31.84           7871         0              Normal
  08/12/2026 11 PM PDT           31.83           7862         -              Normal
  08/13/2026 12 AM PDT           31.82           7853         -              Normal
  08/13/2026 01 AM PDT           31.84           7871         +              Normal
  08/13/2026 02 AM PDT           31.85           7881         +              Normal
  08/13/2026 03 AM PDT           31.85           7881         0              Normal
  08/13/2026 04 AM PDT           31.86           7890         +              Normal
  08/13/2026 05 AM PDT           31.87           7900         +              Normal
  08/13/2026 06 AM PDT           31.87           7900         0              Normal
  08/13/2026 07 AM PDT           31.87           7900         0              Normal
  08/13/2026 08 AM PDT           31.87           7900         0              Normal
  08/13/2026 09 AM PDT           31.87           7900         0              Normal
  08/13/2026 10 AM PDT           31.88           7909         +              Normal
  08/13/2026 11 AM PDT           31.90           7928         +              Normal
  08/13/2026 12 PM PDT           31.89           7919         -              Normal
  08/13/2026 01 PM PDT           31.92           7947         +              Normal
  08/13/2026 02 PM PDT           31.91           7938         -              Normal
  08/13/2026 03 PM PDT           31.92           7947         +              Normal
  08/13/2026 04 PM PDT           31.94           7966         +              Normal
  08/13/2026 05 PM PDT           31.94           7966         0              Normal
  08/13/2026 06 PM PDT           31.95           7976         +              Normal
  08/13/2026 07 PM PDT           31.97           7995         +              Normal
  08/13/2026 08 PM PDT           31.98           8004         +              Normal
  08/13/2026 09 PM PDT           32.01           8033         +              Normal
  08/13/2026 10 PM PDT           32.02           8042         +              Normal
  08/13/2026 11 PM PDT           32.02           8042         0              Normal
  08/14/2026 12 AM PDT           32.02           8042         0              Normal
  08/14/2026 01 AM PDT           32.04           8062         +              Normal
  08/14/2026 02 AM PDT           32.05           8071         +              Normal
  08/14/2026 03 AM PDT           32.05           8071         0              Normal
  08/14/2026 04 AM PDT           32.06           8081         +              Normal
  08/14/2026 05 AM PDT           32.06           8081         0              Normal
  08/14/2026 06 AM PDT           32.07           8090         +              Normal
  08/14/2026 07 AM PDT           32.07           8090         0              Normal
  08/14/2026 08 AM PDT           32.05           8071         -              Normal
  08/14/2026 09 AM PDT           32.05           8071         0              Normal
  08/14/2026 10 AM PDT           32.05           8071         0              Normal
  08/14/2026 11 AM PDT           32.06           8081         +              Normal
  08/14/2026 12 PM PDT           32.08           8100         +              Normal
  08/14/2026 01 PM PDT           32.08           8100         0              Normal
  08/14/2026 02 PM PDT           32.08           8100         0              Normal
  08/14/2026 03 PM PDT           32.09           8109         +              Normal
  08/14/2026 04 PM PDT           32.09           8109         0              Normal
  08/14/2026 05 PM PDT           32.09           8109         0              Normal
  08/14/2026 06 PM PDT           32.08           8100         -              Normal
  08/14/2026 07 PM PDT           32.06           8081         -              Normal
  08/14/2026 08 PM PDT           32.06           8081         0              Normal
  08/14/2026 09 PM PDT           32.06           8081         0              Normal
  08/14/2026 10 PM PDT           32.05           8071         -              Normal
  08/14/2026 11 PM PDT           32.04           8062         -              Normal
  08/15/2026 12 AM PDT           32.03           8052         -              Normal
  08/15/2026 01 AM PDT           32.02           8042         -              Normal
  08/15/2026 02 AM PDT           32.01           8033         -              Normal
  08/15/2026 03 AM PDT           32.01           8033         0              Normal
  08/15/2026 04 AM PDT           32.00           8023         -              Normal
  08/15/2026 05 AM PDT           31.98           8004         -              Normal
  08/15/2026 06 AM PDT           31.96           7985         -              Normal
  08/15/2026 07 AM PDT           31.96           7985         0              Normal
  08/15/2026 08 AM PDT           31.96           7985         0              Normal
  08/15/2026 09 AM PDT           31.94           7966         -              Normal
  08/15/2026 10 AM PDT           31.93           7957         -              Normal
  08/15/2026 11 AM PDT           31.92           7947         -              Normal
  08/15/2026 12 PM PDT           31.93           7957         +              Normal
  08/15/2026 01 PM PDT           31.93           7957         0              Normal
  08/15/2026 02 PM PDT           31.93           7957         0              Normal
  08/15/2026 03 PM PDT           31.92           7947         -              Normal
  08/15/2026 04 PM PDT           31.91           7938         -              Normal
  08/15/2026 05 PM PDT           31.91           7938         0              Normal
  08/15/2026 06 PM PDT           31.89           7919         -              Normal
  08/15/2026 07 PM PDT           31.88           7909         -              Normal
  08/15/2026 08 PM PDT           31.88           7909         0              Normal
  08/15/2026 09 PM PDT           31.86           7890         -              Normal
  08/15/2026 10 PM PDT           31.85           7881         -              Normal
  08/15/2026 11 PM PDT           31.84           7871         -              Normal
  08/16/2026 12 AM PDT           31.81           7843         -              Normal
  08/16/2026 01 AM PDT           31.79           7824         -              Normal
  08/16/2026 02 AM PDT           31.78           7815         -              Normal
  08/16/2026 03 AM PDT           31.77           7805         -              Normal
  08/16/2026 04 AM PDT           31.77           7805         0              Normal
  08/16/2026 05 AM PDT           31.77           7805         0              Normal
  08/16/2026 06 AM PDT           31.77           7805         0              Normal
  08/16/2026 07 AM PDT           31.75           7786         -              Normal
  08/16/2026 08 AM PDT           31.73           7767         -              Normal
  08/16/2026 09 AM PDT           31.72           7758         -              Normal
  08/16/2026 10 AM PDT           31.73           7767         +              Normal
  08/16/2026 11 AM PDT           31.73           7767         0              Normal
  08/16/2026 12 PM PDT           31.74           7777         +              Normal
  08/16/2026 01 PM PDT           31.74           7777         0              Normal
  08/16/2026 02 PM PDT           31.74           7777         0              Normal
  08/16/2026 03 PM PDT           31.74           7777         0              Normal
  08/16/2026 04 PM PDT           31.74           7777         0              Normal
  08/16/2026 05 PM PDT           31.75           7786         +              Normal
  08/16/2026 06 PM PDT           31.73           7767         -              Normal
  08/16/2026 07 PM PDT           31.73           7767         0              Normal
  08/16/2026 08 PM PDT           31.73           7767         0              Normal
  08/16/2026 09 PM PDT           31.73           7767         0              Normal
  08/16/2026 10 PM PDT           31.71           7749         -              Normal
  08/16/2026 11 PM PDT           31.72           7758         +              Normal
  08/17/2026 12 AM PDT           31.68           7720         -              Normal
  08/17/2026 01 AM PDT           31.65           7692         -              Normal
  08/17/2026 02 AM PDT           31.65           7692         0              Normal
  08/17/2026 03 AM PDT           31.64           7683         -              Normal
  08/17/2026 04 AM PDT           31.62           7664         -              Normal
  08/17/2026 05 AM PDT           31.61           7654         -              Normal
  08/17/2026 06 AM PDT           31.60           7645         -              Normal
  08/17/2026 07 AM PDT           31.59           7636         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/17/2026 08 AM PDT           31.57           7617                        Normal
  08/17/2026 09 AM PDT           31.56           7607         -              Normal
  08/17/2026 10 AM PDT           31.55           7598         -              Normal
  08/17/2026 11 AM PDT           31.53           7579         -              Normal
  08/17/2026 12 PM PDT           31.52           7570         -              Normal
  08/17/2026 01 PM PDT           31.50           7551         -              Normal
  08/17/2026 02 PM PDT           31.49           7542         -              Normal
  08/17/2026 03 PM PDT           31.47           7523         -              Normal
  08/17/2026 04 PM PDT           31.46           7514         -              Normal
  08/17/2026 05 PM PDT           31.45           7504         -              Normal
  08/17/2026 06 PM PDT           31.43           7485         -              Normal
  08/17/2026 07 PM PDT           31.42           7476         -              Normal
  08/17/2026 08 PM PDT           31.41           7467         -              Normal
  08/17/2026 09 PM PDT           31.39           7448         -              Normal
  08/17/2026 10 PM PDT           31.38           7439         -              Normal
  08/17/2026 11 PM PDT           31.37           7429         -              Normal
  08/18/2026 12 AM PDT           31.36           7420         -              Normal
  08/18/2026 01 AM PDT           31.36           7420         0              Normal
  08/18/2026 02 AM PDT           31.34           7401         -              Normal
  08/18/2026 03 AM PDT           31.34           7401         0              Normal
  08/18/2026 04 AM PDT           31.32           7383         -              Normal
  08/18/2026 05 AM PDT           31.32           7383         0              Normal
  08/18/2026 06 AM PDT           31.30           7364         -              Normal
  08/18/2026 07 AM PDT           31.29           7355         -              Normal
  08/18/2026 08 AM PDT           31.28           7346         -              Normal
  08/18/2026 09 AM PDT           31.27           7336         -              Normal
  08/18/2026 10 AM PDT           31.25           7318         -              Normal
  08/18/2026 11 AM PDT           31.24           7308         -              Normal
  08/18/2026 12 PM PDT           31.23           7299         -              Normal
  08/18/2026 01 PM PDT           31.21           7281         -              Normal
  08/18/2026 02 PM PDT           31.20           7271         -              Normal
  08/18/2026 03 PM PDT           31.18           7253         -              Normal
  08/18/2026 04 PM PDT           31.17           7243         -              Normal
  08/18/2026 05 PM PDT           31.15           7225         -              Normal
  08/18/2026 06 PM PDT           31.14           7216         -              Normal
  08/18/2026 07 PM PDT           31.13           7206         -              Normal
  08/18/2026 08 PM PDT           31.11           7188         -              Normal
  08/18/2026 09 PM PDT           31.10           7179         -              Normal
  08/18/2026 10 PM PDT           31.09           7169         -              Normal
  08/18/2026 11 PM PDT           31.08           7160         -              Normal
  08/19/2026 12 AM PDT           31.07           7151         -              Normal
  08/19/2026 01 AM PDT           31.06           7142         -              Normal
  08/19/2026 02 AM PDT           31.05           7132         -              Normal
  08/19/2026 03 AM PDT           31.05           7132         0              Normal
  08/19/2026 04 AM PDT           31.04           7123         -              Normal
  08/19/2026 05 AM PDT           31.03           7114         -              Normal
  08/19/2026 06 AM PDT           31.02           7105         -              Normal
  08/19/2026 07 AM PDT           31.02           7105         0              Normal
  08/19/2026 08 AM PDT           31.01           7095         -              Normal
  08/19/2026 09 AM PDT           31.01           7095         0              Normal
  08/19/2026 10 AM PDT           31.00           7086         -              Normal
  08/19/2026 11 AM PDT           31.00           7086         0              Normal
  08/19/2026 12 PM PDT           31.00           7086         0              Normal
  08/19/2026 01 PM PDT           30.99           7077         -              Normal
  08/19/2026 02 PM PDT           30.99           7077         0              Normal
  08/19/2026 03 PM PDT           30.98           7068         -              Normal
  08/19/2026 04 PM PDT           30.98           7068         0              Normal
  08/19/2026 05 PM PDT           30.98           7068         0              Normal
  08/19/2026 06 PM PDT           30.98           7068         0              Normal
  08/19/2026 07 PM PDT           30.97           7059         -              Normal
  08/19/2026 08 PM PDT           30.97           7059         0              Normal
  08/19/2026 09 PM PDT           30.97           7059         0              Normal
  08/19/2026 10 PM PDT           30.97           7059         0              Normal
  08/19/2026 11 PM PDT           30.96           7049         -              Normal
  08/20/2026 12 AM PDT           30.96           7049         0              Normal
  08/20/2026 01 AM PDT           30.96           7049         0              Normal
  08/20/2026 02 AM PDT           30.96           7049         0              Normal
  08/20/2026 03 AM PDT           30.96           7049         0              Normal
  08/20/2026 04 AM PDT           30.96           7049         0              Normal
  08/20/2026 05 AM PDT           30.96           7049         0              Normal
  08/20/2026 06 AM PDT           30.96           7049         0              Normal
  08/20/2026 07 AM PDT           30.96           7049         0              Normal
  08/20/2026 08 AM PDT           30.96           7049         0              Normal
  08/20/2026 09 AM PDT           30.96           7049         0              Normal
  08/20/2026 10 AM PDT           30.95           7040         -              Normal
  08/20/2026 11 AM PDT           30.95           7040         0              Normal
  08/20/2026 12 PM PDT           30.95           7040         0              Normal
  08/20/2026 01 PM PDT           30.95           7040         0              Normal
  08/20/2026 02 PM PDT           30.95           7040         0              Normal
  08/20/2026 03 PM PDT           30.96           7049         +              Normal
  08/20/2026 04 PM PDT           30.96           7049         0              Normal
  08/20/2026 05 PM PDT           30.96           7049         0              Normal
  08/20/2026 06 PM PDT           30.96           7049         0              Normal
  08/20/2026 07 PM PDT           30.96           7049         0              Normal
  08/20/2026 08 PM PDT           30.96           7049         0              Normal
  08/20/2026 09 PM PDT           30.96           7049         0              Normal
  08/20/2026 10 PM PDT           30.96           7049         0              Normal
  08/20/2026 11 PM PDT           30.96           7049         0              Normal
  08/21/2026 12 AM PDT           30.96           7049         0              Normal
  08/21/2026 01 AM PDT           30.96           7049         0              Normal
  08/21/2026 02 AM PDT           30.96           7049         0              Normal
  08/21/2026 03 AM PDT           30.96           7049         0              Normal
  08/21/2026 04 AM PDT           30.96           7049         0              Normal
  08/21/2026 05 AM PDT           30.96           7049         0              Normal
  08/21/2026 06 AM PDT           30.96           7049         0              Normal
  08/21/2026 07 AM PDT           30.96           7049         0              Normal
  08/21/2026 08 AM PDT           30.96           7049         0              Normal
  08/21/2026 09 AM PDT           30.96           7049         0              Normal
  08/21/2026 10 AM PDT           30.96           7049         0              Normal
  08/21/2026 11 AM PDT           30.96           7049         0              Normal
  08/21/2026 12 PM PDT           30.96           7049         0              Normal
  08/21/2026 01 PM PDT           30.97           7059         +              Normal
  08/21/2026 02 PM PDT           30.97           7059         0              Normal
  08/21/2026 03 PM PDT           30.97           7059         0              Normal
  08/21/2026 04 PM PDT           30.97           7059         0              Normal
  08/21/2026 05 PM PDT           30.97           7059         0              Normal
  08/21/2026 06 PM PDT           30.97           7059         0              Normal
  08/21/2026 07 PM PDT           30.97           7059         0              Normal
  08/21/2026 08 PM PDT           30.97           7059         0              Normal
  08/21/2026 09 PM PDT           30.97           7059         0              Normal
  08/21/2026 10 PM PDT           30.97           7059         0              Normal
  08/21/2026 11 PM PDT           30.97           7059         0              Normal
  08/22/2026 12 AM PDT           30.97           7059         0              Normal
  08/22/2026 01 AM PDT           30.98           7068         +              Normal
  08/22/2026 02 AM PDT           30.98           7068         0              Normal
  08/22/2026 03 AM PDT           30.98           7068         0              Normal
  08/22/2026 04 AM PDT           30.98           7068         0              Normal
  08/22/2026 05 AM PDT           30.98           7068         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.