WEST BRANCH FEATHER RIVER - MAGALIA (WBGC1)
Latitude: 39.83º NLongitude: 121.57º WElevation: 1380 FeetForecast Type: Unofficial Location
Location: Butte County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: May 16 2026 at 9:03 AM PDTNext Issuance: May 17 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: West Branch Feather River - Magalia (WBGC1)
#
# File Generation Time:  05/16/2026 at 09:04 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/11/2026 at 02:00 PM PDT
# Maximum Observed Stage:                       1538.64 Feet
# Maximum Observed Flow:                        266 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/16/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       1538.53 Feet
# Maximum Forecast Flow:                        202 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/11/2026 09 AM PDT         1538.64            266                Not Applicable
  05/11/2026 10 AM PDT         1538.64            266         0      Not Applicable
  05/11/2026 11 AM PDT         1538.64            266         0      Not Applicable
  05/11/2026 12 PM PDT         1538.64            266         0      Not Applicable
  05/11/2026 01 PM PDT         1538.64            266         0      Not Applicable
  05/11/2026 02 PM PDT         1538.64            266         0      Not Applicable
  05/11/2026 03 PM PDT         1538.63            260         -      Not Applicable
  05/11/2026 04 PM PDT         1538.63            260         0      Not Applicable
  05/11/2026 05 PM PDT         1538.63            260         0      Not Applicable
  05/11/2026 06 PM PDT         1538.63            260         0      Not Applicable
  05/11/2026 07 PM PDT         1538.62            254         -      Not Applicable
  05/11/2026 08 PM PDT         1538.62            254         0      Not Applicable
  05/11/2026 09 PM PDT         1538.61            249         -      Not Applicable
  05/11/2026 10 PM PDT         1538.62            254         +      Not Applicable
  05/11/2026 11 PM PDT         1538.61            249         -      Not Applicable
  05/12/2026 12 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 01 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 02 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 03 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 04 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 05 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 06 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 07 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 08 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 09 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 10 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 11 AM PDT         1538.61            249         0      Not Applicable
  05/12/2026 12 PM PDT         1538.61            249         0      Not Applicable
  05/12/2026 01 PM PDT         1538.62            254         +      Not Applicable
  05/12/2026 02 PM PDT         1538.61            249         -      Not Applicable
  05/12/2026 03 PM PDT         1538.61            249         0      Not Applicable
  05/12/2026 04 PM PDT         1538.61            249         0      Not Applicable
  05/12/2026 05 PM PDT         1538.61            249         0      Not Applicable
  05/12/2026 06 PM PDT         1538.60            243         -      Not Applicable
  05/12/2026 07 PM PDT         1538.60            243         0      Not Applicable
  05/12/2026 08 PM PDT         1538.59            237         -      Not Applicable
  05/12/2026 09 PM PDT         1538.59            237         0      Not Applicable
  05/12/2026 10 PM PDT         1538.59            237         0      Not Applicable
  05/12/2026 11 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 12 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 01 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 02 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 03 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 04 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 05 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 06 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 07 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 08 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 09 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 10 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 11 AM PDT         1538.59            237         0      Not Applicable
  05/13/2026 12 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 01 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 02 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 03 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 04 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 05 PM PDT         1538.59            237         0      Not Applicable
  05/13/2026 06 PM PDT         1538.58            230         -      Not Applicable
  05/13/2026 07 PM PDT         1538.58            230         0      Not Applicable
  05/13/2026 08 PM PDT         1538.57            224         -      Not Applicable
  05/13/2026 09 PM PDT         1538.57            224         0      Not Applicable
  05/13/2026 10 PM PDT         1538.57            224         0      Not Applicable
  05/13/2026 11 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 12 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 01 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 02 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 03 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 04 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 05 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 06 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 07 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 08 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 09 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 10 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 11 AM PDT         1538.57            224         0      Not Applicable
  05/14/2026 12 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 01 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 02 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 03 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 04 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 05 PM PDT         1538.57            224         0      Not Applicable
  05/14/2026 06 PM PDT         1538.56            218         -      Not Applicable
  05/14/2026 07 PM PDT         1538.56            218         0      Not Applicable
  05/14/2026 08 PM PDT         1538.56            218         0      Not Applicable
  05/14/2026 09 PM PDT         1538.56            218         0      Not Applicable
  05/14/2026 10 PM PDT         1538.56            218         0      Not Applicable
  05/14/2026 11 PM PDT         1538.55            213         -      Not Applicable
  05/15/2026 12 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 01 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 02 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 03 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 04 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 05 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 06 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 07 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 08 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 09 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 10 AM PDT         1538.55            213         0      Not Applicable
  05/15/2026 11 AM PDT         1538.56            218         +      Not Applicable
  05/15/2026 12 PM PDT         1538.55            213         -      Not Applicable
  05/15/2026 01 PM PDT         1538.55            213         0      Not Applicable
  05/15/2026 02 PM PDT         1538.55            213         0      Not Applicable
  05/15/2026 03 PM PDT         1538.55            213         0      Not Applicable
  05/15/2026 04 PM PDT         1538.55            213         0      Not Applicable
  05/15/2026 05 PM PDT         1538.55            213         0      Not Applicable
  05/15/2026 06 PM PDT         1538.54            207         -      Not Applicable
  05/15/2026 07 PM PDT         1538.54            207         0      Not Applicable
  05/15/2026 08 PM PDT         1538.54            207         0      Not Applicable
  05/15/2026 09 PM PDT         1538.54            207         0      Not Applicable
  05/15/2026 10 PM PDT         1538.54            207         0      Not Applicable
  05/15/2026 11 PM PDT         1538.53            202         -      Not Applicable
  05/16/2026 12 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 01 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 02 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 03 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 04 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 05 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 06 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 07 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 08 AM PDT         1538.53            202         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/16/2026 09 AM PDT         1538.53            202                Not Applicable
  05/16/2026 10 AM PDT         1538.53            202         0      Not Applicable
  05/16/2026 11 AM PDT         1538.52            196         -      Not Applicable
  05/16/2026 12 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 01 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 02 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 03 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 04 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 05 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 06 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 07 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 08 PM PDT         1538.52            196         0      Not Applicable
  05/16/2026 09 PM PDT         1538.51            191         -      Not Applicable
  05/16/2026 10 PM PDT         1538.51            191         0      Not Applicable
  05/16/2026 11 PM PDT         1538.51            191         0      Not Applicable
  05/17/2026 12 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 01 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 02 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 03 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 04 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 05 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 06 AM PDT         1538.51            191         0      Not Applicable
  05/17/2026 07 AM PDT         1538.50            186         -      Not Applicable
  05/17/2026 08 AM PDT         1538.50            186         0      Not Applicable
  05/17/2026 09 AM PDT         1538.50            186         0      Not Applicable
  05/17/2026 10 AM PDT         1538.50            186         0      Not Applicable
  05/17/2026 11 AM PDT         1538.50            186         0      Not Applicable
  05/17/2026 12 PM PDT         1538.50            186         0      Not Applicable
  05/17/2026 01 PM PDT         1538.50            186         0      Not Applicable
  05/17/2026 02 PM PDT         1538.50            186         0      Not Applicable
  05/17/2026 03 PM PDT         1538.50            186         0      Not Applicable
  05/17/2026 04 PM PDT         1538.50            186         0      Not Applicable
  05/17/2026 05 PM PDT         1538.49            180         -      Not Applicable
  05/17/2026 06 PM PDT         1538.49            180         0      Not Applicable
  05/17/2026 07 PM PDT         1538.49            180         0      Not Applicable
  05/17/2026 08 PM PDT         1538.49            180         0      Not Applicable
  05/17/2026 09 PM PDT         1538.49            180         0      Not Applicable
  05/17/2026 10 PM PDT         1538.49            180         0      Not Applicable
  05/17/2026 11 PM PDT         1538.49            180         0      Not Applicable
  05/18/2026 12 AM PDT         1538.49            180         0      Not Applicable
  05/18/2026 01 AM PDT         1538.49            180         0      Not Applicable
  05/18/2026 02 AM PDT         1538.49            180         0      Not Applicable
  05/18/2026 03 AM PDT         1538.49            180         0      Not Applicable
  05/18/2026 04 AM PDT         1538.49            180         0      Not Applicable
  05/18/2026 05 AM PDT         1538.49            180         0      Not Applicable
  05/18/2026 06 AM PDT         1538.48            174         -      Not Applicable
  05/18/2026 07 AM PDT         1538.48            174         0      Not Applicable
  05/18/2026 08 AM PDT         1538.48            174         0      Not Applicable
  05/18/2026 09 AM PDT         1538.48            174         0      Not Applicable
  05/18/2026 10 AM PDT         1538.48            174         0      Not Applicable
  05/18/2026 11 AM PDT         1538.48            174         0      Not Applicable
  05/18/2026 12 PM PDT         1538.48            174         0      Not Applicable
  05/18/2026 01 PM PDT         1538.48            174         0      Not Applicable
  05/18/2026 02 PM PDT         1538.48            174         0      Not Applicable
  05/18/2026 03 PM PDT         1538.48            174         0      Not Applicable
  05/18/2026 04 PM PDT         1538.48            174         0      Not Applicable
  05/18/2026 05 PM PDT         1538.48            174         0      Not Applicable
  05/18/2026 06 PM PDT         1538.47            169         -      Not Applicable
  05/18/2026 07 PM PDT         1538.47            169         0      Not Applicable
  05/18/2026 08 PM PDT         1538.47            169         0      Not Applicable
  05/18/2026 09 PM PDT         1538.47            169         0      Not Applicable
  05/18/2026 10 PM PDT         1538.47            169         0      Not Applicable
  05/18/2026 11 PM PDT         1538.47            169         0      Not Applicable
  05/19/2026 12 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 01 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 02 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 03 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 04 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 05 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 06 AM PDT         1538.47            169         0      Not Applicable
  05/19/2026 07 AM PDT         1538.46            163         -      Not Applicable
  05/19/2026 08 AM PDT         1538.46            163         0      Not Applicable
  05/19/2026 09 AM PDT         1538.46            163         0      Not Applicable
  05/19/2026 10 AM PDT         1538.46            163         0      Not Applicable
  05/19/2026 11 AM PDT         1538.46            163         0      Not Applicable
  05/19/2026 12 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 01 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 02 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 03 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 04 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 05 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 06 PM PDT         1538.46            163         0      Not Applicable
  05/19/2026 07 PM PDT         1538.45            158         -      Not Applicable
  05/19/2026 08 PM PDT         1538.45            158         0      Not Applicable
  05/19/2026 09 PM PDT         1538.45            158         0      Not Applicable
  05/19/2026 10 PM PDT         1538.45            158         0      Not Applicable
  05/19/2026 11 PM PDT         1538.45            158         0      Not Applicable
  05/20/2026 12 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 01 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 02 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 03 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 04 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 05 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 06 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 07 AM PDT         1538.45            158         0      Not Applicable
  05/20/2026 08 AM PDT         1538.44            153         -      Not Applicable
  05/20/2026 09 AM PDT         1538.44            153         0      Not Applicable
  05/20/2026 10 AM PDT         1538.44            153         0      Not Applicable
  05/20/2026 11 AM PDT         1538.44            153         0      Not Applicable
  05/20/2026 12 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 01 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 02 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 03 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 04 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 05 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 06 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 07 PM PDT         1538.44            153         0      Not Applicable
  05/20/2026 08 PM PDT         1538.43            148         -      Not Applicable
  05/20/2026 09 PM PDT         1538.43            148         0      Not Applicable
  05/20/2026 10 PM PDT         1538.43            148         0      Not Applicable
  05/20/2026 11 PM PDT         1538.43            148         0      Not Applicable
  05/21/2026 12 AM PDT         1538.43            148         0      Not Applicable
  05/21/2026 01 AM PDT         1538.43            148         0      Not Applicable
  05/21/2026 02 AM PDT         1538.43            148         0      Not Applicable
  05/21/2026 03 AM PDT         1538.43            148         0      Not Applicable
  05/21/2026 04 AM PDT         1538.43            148         0      Not Applicable
  05/21/2026 05 AM PDT         1538.43            148         0      Not Applicable
#
# 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.