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WEST BRANCH FEATHER RIVER - MAGALIA (WBGC1)
| Latitude: 39.83º N | Longitude: 121.57º W | Elevation: 1380 Feet | | Forecast Type: Unofficial Location |
| Location: Butte County in California | Bulletin Group: Lower Sacramento | River Group: Feather Yuba |
| Issuance Time: | May 15 2026 at 7:59 AM PDT | Next Issuance: | May 16 2026 at 9:00 AM PDT
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| 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: 05/15/2026 at 08:00 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 05/10/2026 at 03:00 PM PDT
# Maximum Observed Stage: 1538.66 Feet
# Maximum Observed Flow: 278 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/15/2026 at 08:00 AM PDT
# Maximum Forecast Stage: 1538.55 Feet
# Maximum Forecast Flow: 213 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
05/10/2026 08 AM PDT 1538.66 278 Not Applicable
05/10/2026 09 AM PDT 1538.66 278 0 Not Applicable
05/10/2026 10 AM PDT 1538.66 278 0 Not Applicable
05/10/2026 11 AM PDT 1538.66 278 0 Not Applicable
05/10/2026 12 PM PDT 1538.65 272 - Not Applicable
05/10/2026 01 PM PDT 1538.66 278 + Not Applicable
05/10/2026 02 PM PDT 1538.66 278 0 Not Applicable
05/10/2026 03 PM PDT 1538.66 278 0 Not Applicable
05/10/2026 04 PM PDT 1538.65 272 - Not Applicable
05/10/2026 05 PM PDT 1538.65 272 0 Not Applicable
05/10/2026 06 PM PDT 1538.65 272 0 Not Applicable
05/10/2026 07 PM PDT 1538.65 272 0 Not Applicable
05/10/2026 08 PM PDT 1538.64 266 - Not Applicable
05/10/2026 09 PM PDT 1538.64 266 0 Not Applicable
05/10/2026 10 PM PDT 1538.64 266 0 Not Applicable
05/10/2026 11 PM PDT 1538.64 266 0 Not Applicable
05/11/2026 12 AM PDT 1538.63 260 - Not Applicable
05/11/2026 01 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 02 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 03 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 04 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 05 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 06 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 07 AM PDT 1538.63 260 0 Not Applicable
05/11/2026 08 AM PDT 1538.63 260 0 Not Applicable
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
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/15/2026 08 AM PDT 1538.55 213 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 1538.54 207 - Not Applicable
05/15/2026 12 PM PDT 1538.54 207 0 Not Applicable
05/15/2026 01 PM PDT 1538.54 207 0 Not Applicable
05/15/2026 02 PM PDT 1538.54 207 0 Not Applicable
05/15/2026 03 PM PDT 1538.54 207 0 Not Applicable
05/15/2026 04 PM PDT 1538.54 207 0 Not Applicable
05/15/2026 05 PM PDT 1538.54 207 0 Not Applicable
05/15/2026 06 PM PDT 1538.54 207 0 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 1538.53 202 - Not Applicable
05/15/2026 10 PM PDT 1538.53 202 0 Not Applicable
05/15/2026 11 PM PDT 1538.53 202 0 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 1538.52 196 - Not Applicable
05/16/2026 08 AM PDT 1538.52 196 0 Not Applicable
05/16/2026 09 AM PDT 1538.52 196 0 Not Applicable
05/16/2026 10 AM PDT 1538.52 196 0 Not Applicable
05/16/2026 11 AM PDT 1538.52 196 0 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 1538.51 191 - Not Applicable
05/16/2026 06 PM PDT 1538.51 191 0 Not Applicable
05/16/2026 07 PM PDT 1538.51 191 0 Not Applicable
05/16/2026 08 PM PDT 1538.51 191 0 Not Applicable
05/16/2026 09 PM PDT 1538.51 191 0 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 1538.50 186 - Not Applicable
05/17/2026 04 AM PDT 1538.50 186 0 Not Applicable
05/17/2026 05 AM PDT 1538.50 186 0 Not Applicable
05/17/2026 06 AM PDT 1538.50 186 0 Not Applicable
05/17/2026 07 AM PDT 1538.50 186 0 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 1538.49 180 - Not Applicable
05/17/2026 01 PM PDT 1538.49 180 0 Not Applicable
05/17/2026 02 PM PDT 1538.49 180 0 Not Applicable
05/17/2026 03 PM PDT 1538.49 180 0 Not Applicable
05/17/2026 04 PM PDT 1538.49 180 0 Not Applicable
05/17/2026 05 PM PDT 1538.49 180 0 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 1538.48 174 - Not Applicable
05/18/2026 02 AM PDT 1538.48 174 0 Not Applicable
05/18/2026 03 AM PDT 1538.48 174 0 Not Applicable
05/18/2026 04 AM PDT 1538.48 174 0 Not Applicable
05/18/2026 05 AM PDT 1538.48 174 0 Not Applicable
05/18/2026 06 AM PDT 1538.48 174 0 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 1538.47 169 - Not Applicable
05/18/2026 02 PM PDT 1538.47 169 0 Not Applicable
05/18/2026 03 PM PDT 1538.47 169 0 Not Applicable
05/18/2026 04 PM PDT 1538.47 169 0 Not Applicable
05/18/2026 05 PM PDT 1538.47 169 0 Not Applicable
05/18/2026 06 PM PDT 1538.47 169 0 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 1538.46 163 - Not Applicable
05/19/2026 02 AM PDT 1538.46 163 0 Not Applicable
05/19/2026 03 AM PDT 1538.46 163 0 Not Applicable
05/19/2026 04 AM PDT 1538.46 163 0 Not Applicable
05/19/2026 05 AM PDT 1538.46 163 0 Not Applicable
05/19/2026 06 AM PDT 1538.46 163 0 Not Applicable
05/19/2026 07 AM PDT 1538.46 163 0 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 1538.45 158 - Not Applicable
05/19/2026 02 PM PDT 1538.45 158 0 Not Applicable
05/19/2026 03 PM PDT 1538.45 158 0 Not Applicable
05/19/2026 04 PM PDT 1538.45 158 0 Not Applicable
05/19/2026 05 PM PDT 1538.45 158 0 Not Applicable
05/19/2026 06 PM PDT 1538.45 158 0 Not Applicable
05/19/2026 07 PM PDT 1538.45 158 0 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 1538.44 153 - Not Applicable
05/20/2026 02 AM PDT 1538.44 153 0 Not Applicable
05/20/2026 03 AM PDT 1538.44 153 0 Not Applicable
05/20/2026 04 AM PDT 1538.44 153 0 Not Applicable
05/20/2026 05 AM PDT 1538.44 153 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.
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