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: Apr 23 2026 at 7:41 AM PDTNext Issuance: Apr 24 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:  04/23/2026 at 07:42 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/22/2026 at 02:00 AM PDT
# Maximum Observed Stage:                       1539.49 Feet
# Maximum Observed Flow:                        949 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/23/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       1539.34 Feet
# Maximum Forecast Flow:                        807 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/18/2026 07 AM PDT         1539.07            574                Not Applicable
  04/18/2026 08 AM PDT         1539.06            566         -      Not Applicable
  04/18/2026 09 AM PDT         1539.06            566         0      Not Applicable
  04/18/2026 10 AM PDT         1539.06            566         0      Not Applicable
  04/18/2026 11 AM PDT         1539.05            558         -      Not Applicable
  04/18/2026 12 PM PDT         1539.05            558         0      Not Applicable
  04/18/2026 01 PM PDT         1539.05            558         0      Not Applicable
  04/18/2026 02 PM PDT         1539.04            550         -      Not Applicable
  04/18/2026 03 PM PDT         1539.03            542         -      Not Applicable
  04/18/2026 04 PM PDT         1539.03            542         0      Not Applicable
  04/18/2026 05 PM PDT         1539.03            542         0      Not Applicable
  04/18/2026 06 PM PDT         1539.02            534         -      Not Applicable
  04/18/2026 07 PM PDT         1539.01            526         -      Not Applicable
  04/18/2026 08 PM PDT         1539.02            534         +      Not Applicable
  04/18/2026 09 PM PDT         1539.02            534         0      Not Applicable
  04/18/2026 10 PM PDT         1539.02            534         0      Not Applicable
  04/18/2026 11 PM PDT         1539.03            542         +      Not Applicable
  04/19/2026 12 AM PDT         1539.04            550         +      Not Applicable
  04/19/2026 01 AM PDT         1539.05            558         +      Not Applicable
  04/19/2026 02 AM PDT         1539.05            558         0      Not Applicable
  04/19/2026 03 AM PDT         1539.05            558         0      Not Applicable
  04/19/2026 04 AM PDT         1539.05            558         0      Not Applicable
  04/19/2026 05 AM PDT         1539.06            566         +      Not Applicable
  04/19/2026 06 AM PDT         1539.05            558         -      Not Applicable
  04/19/2026 07 AM PDT         1539.04            550         -      Not Applicable
  04/19/2026 08 AM PDT         1539.04            550         0      Not Applicable
  04/19/2026 09 AM PDT         1539.04            550         0      Not Applicable
  04/19/2026 10 AM PDT         1539.03            542         -      Not Applicable
  04/19/2026 11 AM PDT         1539.03            542         0      Not Applicable
  04/19/2026 12 PM PDT         1539.03            542         0      Not Applicable
  04/19/2026 01 PM PDT         1539.03            542         0      Not Applicable
  04/19/2026 02 PM PDT         1539.01            526         -      Not Applicable
  04/19/2026 03 PM PDT         1539.01            526         0      Not Applicable
  04/19/2026 04 PM PDT         1539.01            526         0      Not Applicable
  04/19/2026 05 PM PDT         1539.00            519         -      Not Applicable
  04/19/2026 06 PM PDT         1538.99            511         -      Not Applicable
  04/19/2026 07 PM PDT         1538.99            511         0      Not Applicable
  04/19/2026 08 PM PDT         1538.99            511         0      Not Applicable
  04/19/2026 09 PM PDT         1538.98            503         -      Not Applicable
  04/19/2026 10 PM PDT         1538.99            511         +      Not Applicable
  04/19/2026 11 PM PDT         1538.99            511         0      Not Applicable
  04/20/2026 12 AM PDT         1539.00            519         +      Not Applicable
  04/20/2026 01 AM PDT         1538.99            511         -      Not Applicable
  04/20/2026 02 AM PDT         1539.00            519         +      Not Applicable
  04/20/2026 03 AM PDT         1539.00            519         0      Not Applicable
  04/20/2026 04 AM PDT         1539.00            519         0      Not Applicable
  04/20/2026 05 AM PDT         1539.00            519         0      Not Applicable
  04/20/2026 06 AM PDT         1539.00            519         0      Not Applicable
  04/20/2026 07 AM PDT         1539.00            519         0      Not Applicable
  04/20/2026 08 AM PDT         1538.99            511         -      Not Applicable
  04/20/2026 09 AM PDT         1538.99            511         0      Not Applicable
  04/20/2026 10 AM PDT         1538.98            503         -      Not Applicable
  04/20/2026 11 AM PDT         1538.99            511         +      Not Applicable
  04/20/2026 12 PM PDT         1538.99            511         0      Not Applicable
  04/20/2026 01 PM PDT         1538.98            503         -      Not Applicable
  04/20/2026 02 PM PDT         1538.98            503         0      Not Applicable
  04/20/2026 03 PM PDT         1538.98            503         0      Not Applicable
  04/20/2026 04 PM PDT         1538.97            495         -      Not Applicable
  04/20/2026 05 PM PDT         1538.97            495         0      Not Applicable
  04/20/2026 06 PM PDT         1538.96            487         -      Not Applicable
  04/20/2026 07 PM PDT         1538.96            487         0      Not Applicable
  04/20/2026 08 PM PDT         1538.96            487         0      Not Applicable
  04/20/2026 09 PM PDT         1538.96            487         0      Not Applicable
  04/20/2026 10 PM PDT         1538.97            495         +      Not Applicable
  04/20/2026 11 PM PDT         1538.98            503         +      Not Applicable
  04/21/2026 12 AM PDT         1538.99            511         +      Not Applicable
  04/21/2026 01 AM PDT         1539.02            534         +      Not Applicable
  04/21/2026 02 AM PDT         1539.08            582         +      Not Applicable
  04/21/2026 03 AM PDT         1539.12            615         +      Not Applicable
  04/21/2026 04 AM PDT         1539.17            657         +      Not Applicable
  04/21/2026 05 AM PDT         1539.22            701         +      Not Applicable
  04/21/2026 06 AM PDT         1539.30            772         +      Not Applicable
  04/21/2026 07 AM PDT         1539.37            835         +      Not Applicable
  04/21/2026 08 AM PDT         1539.43            891         +      Not Applicable
  04/21/2026 09 AM PDT         1539.44            900         +      Not Applicable
  04/21/2026 10 AM PDT         1539.46            919         +      Not Applicable
  04/21/2026 11 AM PDT         1539.45            910         -      Not Applicable
  04/21/2026 12 PM PDT         1539.47            929         +      Not Applicable
  04/21/2026 01 PM PDT         1539.44            900         -      Not Applicable
  04/21/2026 02 PM PDT         1539.43            891         -      Not Applicable
  04/21/2026 03 PM PDT         1539.43            891         0      Not Applicable
  04/21/2026 04 PM PDT         1539.46            919         +      Not Applicable
  04/21/2026 05 PM PDT         1539.47            929         +      Not Applicable
  04/21/2026 06 PM PDT         1539.47            929         0      Not Applicable
  04/21/2026 07 PM PDT         1539.49            949         +      Not Applicable
  04/21/2026 08 PM PDT         1539.47            929         -      Not Applicable
  04/21/2026 09 PM PDT         1539.48            939         +      Not Applicable
  04/21/2026 10 PM PDT         1539.48            939         0      Not Applicable
  04/21/2026 11 PM PDT         1539.48            939         0      Not Applicable
  04/22/2026 12 AM PDT         1539.49            949         +      Not Applicable
  04/22/2026 01 AM PDT         1539.49            949         0      Not Applicable
  04/22/2026 02 AM PDT         1539.49            949         0      Not Applicable
  04/22/2026 03 AM PDT         1539.48            939         -      Not Applicable
  04/22/2026 04 AM PDT         1539.46            919         -      Not Applicable
  04/22/2026 05 AM PDT         1539.44            900         -      Not Applicable
  04/22/2026 06 AM PDT         1539.43            891         -      Not Applicable
  04/22/2026 07 AM PDT         1539.44            900         +      Not Applicable
  04/22/2026 08 AM PDT         1539.43            891         -      Not Applicable
  04/22/2026 09 AM PDT         1539.44            900         +      Not Applicable
  04/22/2026 10 AM PDT         1539.43            891         -      Not Applicable
  04/22/2026 11 AM PDT         1539.42            881         -      Not Applicable
  04/22/2026 12 PM PDT         1539.41            872         -      Not Applicable
  04/22/2026 01 PM PDT         1539.38            844         -      Not Applicable
  04/22/2026 02 PM PDT         1539.37            835         -      Not Applicable
  04/22/2026 03 PM PDT         1539.36            825         -      Not Applicable
  04/22/2026 04 PM PDT         1539.35            816         -      Not Applicable
  04/22/2026 05 PM PDT         1539.34            807         -      Not Applicable
  04/22/2026 06 PM PDT         1539.35            816         +      Not Applicable
  04/22/2026 07 PM PDT         1539.37            835         +      Not Applicable
  04/22/2026 08 PM PDT         1539.38            844         +      Not Applicable
  04/22/2026 09 PM PDT         1539.37            835         -      Not Applicable
  04/22/2026 10 PM PDT         1539.38            844         +      Not Applicable
  04/22/2026 11 PM PDT         1539.39            853         +      Not Applicable
  04/23/2026 12 AM PDT         1539.40            863         +      Not Applicable
  04/23/2026 01 AM PDT         1539.40            863         0      Not Applicable
  04/23/2026 02 AM PDT         1539.38            844         -      Not Applicable
  04/23/2026 03 AM PDT         1539.38            844         0      Not Applicable
  04/23/2026 04 AM PDT         1539.37            835         -      Not Applicable
  04/23/2026 05 AM PDT         1539.37            835         0      Not Applicable
  04/23/2026 06 AM PDT         1539.36            825         -      Not Applicable
  04/23/2026 07 AM PDT         1539.35            816         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/23/2026 08 AM PDT         1539.34            807                Not Applicable
  04/23/2026 09 AM PDT         1539.33            798         -      Not Applicable
  04/23/2026 10 AM PDT         1539.32            789         -      Not Applicable
  04/23/2026 11 AM PDT         1539.31            781         -      Not Applicable
  04/23/2026 12 PM PDT         1539.32            789         +      Not Applicable
  04/23/2026 01 PM PDT         1539.32            789         0      Not Applicable
  04/23/2026 02 PM PDT         1539.32            789         0      Not Applicable
  04/23/2026 03 PM PDT         1539.32            789         0      Not Applicable
  04/23/2026 04 PM PDT         1539.32            789         0      Not Applicable
  04/23/2026 05 PM PDT         1539.33            798         +      Not Applicable
  04/23/2026 06 PM PDT         1539.32            789         -      Not Applicable
  04/23/2026 07 PM PDT         1539.32            789         0      Not Applicable
  04/23/2026 08 PM PDT         1539.32            789         0      Not Applicable
  04/23/2026 09 PM PDT         1539.31            781         -      Not Applicable
  04/23/2026 10 PM PDT         1539.31            781         0      Not Applicable
  04/23/2026 11 PM PDT         1539.30            772         -      Not Applicable
  04/24/2026 12 AM PDT         1539.30            772         0      Not Applicable
  04/24/2026 01 AM PDT         1539.30            772         0      Not Applicable
  04/24/2026 02 AM PDT         1539.29            763         -      Not Applicable
  04/24/2026 03 AM PDT         1539.29            763         0      Not Applicable
  04/24/2026 04 AM PDT         1539.28            754         -      Not Applicable
  04/24/2026 05 AM PDT         1539.28            754         0      Not Applicable
  04/24/2026 06 AM PDT         1539.28            754         0      Not Applicable
  04/24/2026 07 AM PDT         1539.28            754         0      Not Applicable
  04/24/2026 08 AM PDT         1539.27            744         -      Not Applicable
  04/24/2026 09 AM PDT         1539.27            744         0      Not Applicable
  04/24/2026 10 AM PDT         1539.27            744         0      Not Applicable
  04/24/2026 11 AM PDT         1539.27            744         0      Not Applicable
  04/24/2026 12 PM PDT         1539.27            744         0      Not Applicable
  04/24/2026 01 PM PDT         1539.27            744         0      Not Applicable
  04/24/2026 02 PM PDT         1539.26            736         -      Not Applicable
  04/24/2026 03 PM PDT         1539.26            736         0      Not Applicable
  04/24/2026 04 PM PDT         1539.26            736         0      Not Applicable
  04/24/2026 05 PM PDT         1539.26            736         0      Not Applicable
  04/24/2026 06 PM PDT         1539.26            736         0      Not Applicable
  04/24/2026 07 PM PDT         1539.26            736         0      Not Applicable
  04/24/2026 08 PM PDT         1539.25            727         -      Not Applicable
  04/24/2026 09 PM PDT         1539.25            727         0      Not Applicable
  04/24/2026 10 PM PDT         1539.25            727         0      Not Applicable
  04/24/2026 11 PM PDT         1539.24            718         -      Not Applicable
  04/25/2026 12 AM PDT         1539.24            718         0      Not Applicable
  04/25/2026 01 AM PDT         1539.24            718         0      Not Applicable
  04/25/2026 02 AM PDT         1539.23            709         -      Not Applicable
  04/25/2026 03 AM PDT         1539.23            709         0      Not Applicable
  04/25/2026 04 AM PDT         1539.22            701         -      Not Applicable
  04/25/2026 05 AM PDT         1539.22            701         0      Not Applicable
  04/25/2026 06 AM PDT         1539.22            701         0      Not Applicable
  04/25/2026 07 AM PDT         1539.21            692         -      Not Applicable
  04/25/2026 08 AM PDT         1539.21            692         0      Not Applicable
  04/25/2026 09 AM PDT         1539.21            692         0      Not Applicable
  04/25/2026 10 AM PDT         1539.21            692         0      Not Applicable
  04/25/2026 11 AM PDT         1539.20            684         -      Not Applicable
  04/25/2026 12 PM PDT         1539.20            684         0      Not Applicable
  04/25/2026 01 PM PDT         1539.20            684         0      Not Applicable
  04/25/2026 02 PM PDT         1539.20            684         0      Not Applicable
  04/25/2026 03 PM PDT         1539.19            675         -      Not Applicable
  04/25/2026 04 PM PDT         1539.19            675         0      Not Applicable
  04/25/2026 05 PM PDT         1539.19            675         0      Not Applicable
  04/25/2026 06 PM PDT         1539.19            675         0      Not Applicable
  04/25/2026 07 PM PDT         1539.18            666         -      Not Applicable
  04/25/2026 08 PM PDT         1539.18            666         0      Not Applicable
  04/25/2026 09 PM PDT         1539.18            666         0      Not Applicable
  04/25/2026 10 PM PDT         1539.18            666         0      Not Applicable
  04/25/2026 11 PM PDT         1539.17            657         -      Not Applicable
  04/26/2026 12 AM PDT         1539.18            666         +      Not Applicable
  04/26/2026 01 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 02 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 03 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 04 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 05 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 06 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 07 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 08 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 09 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 10 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 11 AM PDT         1539.18            666         0      Not Applicable
  04/26/2026 12 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 01 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 02 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 03 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 04 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 05 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 06 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 07 PM PDT         1539.18            666         0      Not Applicable
  04/26/2026 08 PM PDT         1539.17            657         -      Not Applicable
  04/26/2026 09 PM PDT         1539.17            657         0      Not Applicable
  04/26/2026 10 PM PDT         1539.16            649         -      Not Applicable
  04/26/2026 11 PM PDT         1539.16            649         0      Not Applicable
  04/27/2026 12 AM PDT         1539.16            649         0      Not Applicable
  04/27/2026 01 AM PDT         1539.15            640         -      Not Applicable
  04/27/2026 02 AM PDT         1539.15            640         0      Not Applicable
  04/27/2026 03 AM PDT         1539.14            632         -      Not Applicable
  04/27/2026 04 AM PDT         1539.14            632         0      Not Applicable
  04/27/2026 05 AM PDT         1539.14            632         0      Not Applicable
  04/27/2026 06 AM PDT         1539.13            623         -      Not Applicable
  04/27/2026 07 AM PDT         1539.13            623         0      Not Applicable
  04/27/2026 08 AM PDT         1539.13            623         0      Not Applicable
  04/27/2026 09 AM PDT         1539.12            615         -      Not Applicable
  04/27/2026 10 AM PDT         1539.12            615         0      Not Applicable
  04/27/2026 11 AM PDT         1539.11            607         -      Not Applicable
  04/27/2026 12 PM PDT         1539.11            607         0      Not Applicable
  04/27/2026 01 PM PDT         1539.11            607         0      Not Applicable
  04/27/2026 02 PM PDT         1539.10            599         -      Not Applicable
  04/27/2026 03 PM PDT         1539.10            599         0      Not Applicable
  04/27/2026 04 PM PDT         1539.10            599         0      Not Applicable
  04/27/2026 05 PM PDT         1539.09            590         -      Not Applicable
  04/27/2026 06 PM PDT         1539.09            590         0      Not Applicable
  04/27/2026 07 PM PDT         1539.09            590         0      Not Applicable
  04/27/2026 08 PM PDT         1539.08            582         -      Not Applicable
  04/27/2026 09 PM PDT         1539.08            582         0      Not Applicable
  04/27/2026 10 PM PDT         1539.08            582         0      Not Applicable
  04/27/2026 11 PM PDT         1539.07            574         -      Not Applicable
  04/28/2026 12 AM PDT         1539.07            574         0      Not Applicable
  04/28/2026 01 AM PDT         1539.07            574         0      Not Applicable
  04/28/2026 02 AM PDT         1539.07            574         0      Not Applicable
  04/28/2026 03 AM PDT         1539.06            566         -      Not Applicable
  04/28/2026 04 AM PDT         1539.06            566         0      Not Applicable
  04/28/2026 05 AM PDT         1539.06            566         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.