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

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MIDDLE FORK FEATHER RIVER - PORTOLA (MFTC1)
Latitude: 39.82º NLongitude: 120.44º WElevation: 4850 Feet
Location: Plumas County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Jan 20 2026 at 1:37 PM PSTNext Issuance: Jan 21 2026 at 9:00 AM PST
Action/Monitor: 4851.0 FeetMinor Flood: 4852.5 FeetModerate Flood: 4853.5 FeetMajor Flood: 4855.5 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Middle Fork Feather River - Portola (MFTC1)
#
# File Generation Time:  01/20/2026 at 01:37 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/15/2026 at 07:00 PM PST
# Maximum Observed Stage:                       4847.28 Feet
# Maximum Observed Flow:                        305 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/20/2026 at 02:00 PM PST
# Maximum Forecast Stage:                       4846.92 Feet
# Maximum Forecast Flow:                        214 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  01/15/2026 01 PM PST         4847.28            305                        Normal
  01/15/2026 02 PM PST         4847.28            305         0              Normal
  01/15/2026 03 PM PST         4847.28            305         0              Normal
  01/15/2026 04 PM PST         4847.28            305         0              Normal
  01/15/2026 05 PM PST         4847.28            305         0              Normal
  01/15/2026 06 PM PST         4847.28            305         0              Normal
  01/15/2026 07 PM PST         4847.28            305         0              Normal
  01/15/2026 08 PM PST         4847.27            303         -              Normal
  01/15/2026 09 PM PST         4847.27            303         0              Normal
  01/15/2026 10 PM PST         4847.27            303         0              Normal
  01/15/2026 11 PM PST         4847.26            300         -              Normal
  01/16/2026 12 AM PST         4847.26            300         0              Normal
  01/16/2026 01 AM PST         4847.26            300         0              Normal
  01/16/2026 02 AM PST         4847.25            297         -              Normal
  01/16/2026 03 AM PST         4847.25            297         0              Normal
  01/16/2026 04 AM PST         4847.25            297         0              Normal
  01/16/2026 05 AM PST         4847.25            297         0              Normal
  01/16/2026 06 AM PST         4847.24            295         -              Normal
  01/16/2026 07 AM PST         4847.23            292         -              Normal
  01/16/2026 08 AM PST         4847.23            292         0              Normal
  01/16/2026 09 AM PST         4847.23            292         0              Normal
  01/16/2026 10 AM PST         4847.22            289         -              Normal
  01/16/2026 11 AM PST         4847.22            289         0              Normal
  01/16/2026 12 PM PST         4847.22            289         0              Normal
  01/16/2026 01 PM PST         4847.22            289         0              Normal
  01/16/2026 02 PM PST         4847.22            289         0              Normal
  01/16/2026 03 PM PST         4847.22            289         0              Normal
  01/16/2026 04 PM PST         4847.22            289         0              Normal
  01/16/2026 05 PM PST         4847.21            287         -              Normal
  01/16/2026 06 PM PST         4847.21            287         0              Normal
  01/16/2026 07 PM PST         4847.21            287         0              Normal
  01/16/2026 08 PM PST         4847.21            287         0              Normal
  01/16/2026 09 PM PST         4847.20            284         -              Normal
  01/16/2026 10 PM PST         4847.20            284         0              Normal
  01/16/2026 11 PM PST         4847.19            281         -              Normal
  01/17/2026 12 AM PST         4847.19            281         0              Normal
  01/17/2026 01 AM PST         4847.19            281         0              Normal
  01/17/2026 02 AM PST         4847.18            278         -              Normal
  01/17/2026 03 AM PST         4847.18            278         0              Normal
  01/17/2026 04 AM PST         4847.17            276         -              Normal
  01/17/2026 05 AM PST         4847.17            276         0              Normal
  01/17/2026 06 AM PST         4847.17            276         0              Normal
  01/17/2026 07 AM PST         4847.16            273         -              Normal
  01/17/2026 08 AM PST         4847.16            273         0              Normal
  01/17/2026 09 AM PST         4847.15            270         -              Normal
  01/17/2026 10 AM PST         4847.15            270         0              Normal
  01/17/2026 11 AM PST         4847.15            270         0              Normal
  01/17/2026 12 PM PST         4847.14            267         -              Normal
  01/17/2026 01 PM PST         4847.14            267         0              Normal
  01/17/2026 02 PM PST         4847.14            267         0              Normal
  01/17/2026 03 PM PST         4847.14            267         0              Normal
  01/17/2026 04 PM PST         4847.14            267         0              Normal
  01/17/2026 05 PM PST         4847.14            267         0              Normal
  01/17/2026 06 PM PST         4847.13            265         -              Normal
  01/17/2026 07 PM PST         4847.13            265         0              Normal
  01/17/2026 08 PM PST         4847.12            262         -              Normal
  01/17/2026 09 PM PST         4847.12            262         0              Normal
  01/17/2026 10 PM PST         4847.12            262         0              Normal
  01/17/2026 11 PM PST         4847.11            260         -              Normal
  01/18/2026 12 AM PST         4847.11            260         0              Normal
  01/18/2026 01 AM PST         4847.11            260         0              Normal
  01/18/2026 02 AM PST         4847.10            257         -              Normal
  01/18/2026 03 AM PST         4847.10            257         0              Normal
  01/18/2026 04 AM PST         4847.09            254         -              Normal
  01/18/2026 05 AM PST         4847.09            254         0              Normal
  01/18/2026 06 AM PST         4847.09            254         0              Normal
  01/18/2026 07 AM PST         4847.08            252         -              Normal
  01/18/2026 08 AM PST         4847.08            252         0              Normal
  01/18/2026 09 AM PST         4847.08            252         0              Normal
  01/18/2026 10 AM PST         4847.07            250         -              Normal
  01/18/2026 11 AM PST         4847.07            250         0              Normal
  01/18/2026 12 PM PST         4847.07            250         0              Normal
  01/18/2026 01 PM PST         4847.07            250         0              Normal
  01/18/2026 02 PM PST         4847.07            250         0              Normal
  01/18/2026 03 PM PST         4847.06            247         -              Normal
  01/18/2026 04 PM PST         4847.06            247         0              Normal
  01/18/2026 05 PM PST         4847.06            247         0              Normal
  01/18/2026 06 PM PST         4847.06            247         0              Normal
  01/18/2026 07 PM PST         4847.05            245         -              Normal
  01/18/2026 08 PM PST         4847.05            245         0              Normal
  01/18/2026 09 PM PST         4847.05            245         0              Normal
  01/18/2026 10 PM PST         4847.04            242         -              Normal
  01/18/2026 11 PM PST         4847.04            242         0              Normal
  01/19/2026 12 AM PST         4847.04            242         0              Normal
  01/19/2026 01 AM PST         4847.03            240         -              Normal
  01/19/2026 02 AM PST         4847.03            240         0              Normal
  01/19/2026 03 AM PST         4847.03            240         0              Normal
  01/19/2026 04 AM PST         4847.02            238         -              Normal
  01/19/2026 05 AM PST         4847.02            238         0              Normal
  01/19/2026 06 AM PST         4847.02            238         0              Normal
  01/19/2026 07 AM PST         4847.02            238         0              Normal
  01/19/2026 08 AM PST         4847.01            235         -              Normal
  01/19/2026 09 AM PST         4847.01            235         0              Normal
  01/19/2026 10 AM PST         4847.00            233         -              Normal
  01/19/2026 11 AM PST         4847.00            233         0              Normal
  01/19/2026 12 PM PST         4847.00            233         0              Normal
  01/19/2026 01 PM PST         4847.00            233         0              Normal
  01/19/2026 02 PM PST         4847.00            233         0              Normal
  01/19/2026 03 PM PST         4847.00            233         0              Normal
  01/19/2026 04 PM PST         4847.00            233         0              Normal
  01/19/2026 05 PM PST         4846.99            231         -              Normal
  01/19/2026 06 PM PST         4846.99            231         0              Normal
  01/19/2026 07 PM PST         4846.99            231         0              Normal
  01/19/2026 08 PM PST         4846.98            228         -              Normal
  01/19/2026 09 PM PST         4846.98            228         0              Normal
  01/19/2026 10 PM PST         4846.98            228         0              Normal
  01/19/2026 11 PM PST         4846.97            226         -              Normal
  01/20/2026 12 AM PST         4846.97            226         0              Normal
  01/20/2026 01 AM PST         4846.97            226         0              Normal
  01/20/2026 02 AM PST         4846.96            224         -              Normal
  01/20/2026 03 AM PST         4846.96            224         0              Normal
  01/20/2026 04 AM PST         4846.96            224         0              Normal
  01/20/2026 05 AM PST         4846.95            221         -              Normal
  01/20/2026 06 AM PST         4846.95            221         0              Normal
  01/20/2026 07 AM PST         4846.95            221         0              Normal
  01/20/2026 08 AM PST         4846.94            219         -              Normal
  01/20/2026 09 AM PST         4846.94            219         0              Normal
  01/20/2026 10 AM PST         4846.94            219         0              Normal
  01/20/2026 11 AM PST         4846.93            217         -              Normal
  01/20/2026 12 PM PST         4846.93            217         0              Normal
  01/20/2026 01 PM PST         4846.92            214         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/20/2026 02 PM PST         4846.92            214                        Normal
  01/20/2026 03 PM PST         4846.92            214         0              Normal
  01/20/2026 04 PM PST         4846.91            212         -              Normal
  01/20/2026 05 PM PST         4846.91            212         0              Normal
  01/20/2026 06 PM PST         4846.91            212         0              Normal
  01/20/2026 07 PM PST         4846.90            210         -              Normal
  01/20/2026 08 PM PST         4846.90            210         0              Normal
  01/20/2026 09 PM PST         4846.90            210         0              Normal
  01/20/2026 10 PM PST         4846.89            208         -              Normal
  01/20/2026 11 PM PST         4846.89            208         0              Normal
  01/21/2026 12 AM PST         4846.88            205         -              Normal
  01/21/2026 01 AM PST         4846.88            205         0              Normal
  01/21/2026 02 AM PST         4846.88            205         0              Normal
  01/21/2026 03 AM PST         4846.88            205         0              Normal
  01/21/2026 04 AM PST         4846.87            203         -              Normal
  01/21/2026 05 AM PST         4846.87            203         0              Normal
  01/21/2026 06 AM PST         4846.86            201         -              Normal
  01/21/2026 07 AM PST         4846.86            201         0              Normal
  01/21/2026 08 AM PST         4846.86            201         0              Normal
  01/21/2026 09 AM PST         4846.86            201         0              Normal
  01/21/2026 10 AM PST         4846.85            199         -              Normal
  01/21/2026 11 AM PST         4846.85            199         0              Normal
  01/21/2026 12 PM PST         4846.85            199         0              Normal
  01/21/2026 01 PM PST         4846.84            197         -              Normal
  01/21/2026 02 PM PST         4846.84            197         0              Normal
  01/21/2026 03 PM PST         4846.84            197         0              Normal
  01/21/2026 04 PM PST         4846.83            194         -              Normal
  01/21/2026 05 PM PST         4846.83            194         0              Normal
  01/21/2026 06 PM PST         4846.83            194         0              Normal
  01/21/2026 07 PM PST         4846.82            192         -              Normal
  01/21/2026 08 PM PST         4846.82            192         0              Normal
  01/21/2026 09 PM PST         4846.82            192         0              Normal
  01/21/2026 10 PM PST         4846.81            190         -              Normal
  01/21/2026 11 PM PST         4846.81            190         0              Normal
  01/22/2026 12 AM PST         4846.81            190         0              Normal
  01/22/2026 01 AM PST         4846.80            188         -              Normal
  01/22/2026 02 AM PST         4846.80            188         0              Normal
  01/22/2026 03 AM PST         4846.79            186         -              Normal
  01/22/2026 04 AM PST         4846.79            186         0              Normal
  01/22/2026 05 AM PST         4846.79            186         0              Normal
  01/22/2026 06 AM PST         4846.78            184         -              Normal
  01/22/2026 07 AM PST         4846.78            184         0              Normal
  01/22/2026 08 AM PST         4846.77            182         -              Normal
  01/22/2026 09 AM PST         4846.77            182         0              Normal
  01/22/2026 10 AM PST         4846.77            182         0              Normal
  01/22/2026 11 AM PST         4846.76            180         -              Normal
  01/22/2026 12 PM PST         4846.76            180         0              Normal
  01/22/2026 01 PM PST         4846.76            180         0              Normal
  01/22/2026 02 PM PST         4846.75            178         -              Normal
  01/22/2026 03 PM PST         4846.75            178         0              Normal
  01/22/2026 04 PM PST         4846.74            176         -              Normal
  01/22/2026 05 PM PST         4846.74            176         0              Normal
  01/22/2026 06 PM PST         4846.73            174         -              Normal
  01/22/2026 07 PM PST         4846.73            174         0              Normal
  01/22/2026 08 PM PST         4846.73            174         0              Normal
  01/22/2026 09 PM PST         4846.72            172         -              Normal
  01/22/2026 10 PM PST         4846.72            172         0              Normal
  01/22/2026 11 PM PST         4846.71            170         -              Normal
  01/23/2026 12 AM PST         4846.71            170         0              Normal
  01/23/2026 01 AM PST         4846.70            168         -              Normal
  01/23/2026 02 AM PST         4846.70            168         0              Normal
  01/23/2026 03 AM PST         4846.70            168         0              Normal
  01/23/2026 04 AM PST         4846.69            166         -              Normal
  01/23/2026 05 AM PST         4846.69            166         0              Normal
  01/23/2026 06 AM PST         4846.69            166         0              Normal
  01/23/2026 07 AM PST         4846.68            164         -              Normal
  01/23/2026 08 AM PST         4846.68            164         0              Normal
  01/23/2026 09 AM PST         4846.67            162         -              Normal
  01/23/2026 10 AM PST         4846.67            162         0              Normal
  01/23/2026 11 AM PST         4846.66            160         -              Normal
  01/23/2026 12 PM PST         4846.66            160         0              Normal
  01/23/2026 01 PM PST         4846.66            160         0              Normal
  01/23/2026 02 PM PST         4846.65            158         -              Normal
  01/23/2026 03 PM PST         4846.65            158         0              Normal
  01/23/2026 04 PM PST         4846.65            158         0              Normal
  01/23/2026 05 PM PST         4846.64            156         -              Normal
  01/23/2026 06 PM PST         4846.64            156         0              Normal
  01/23/2026 07 PM PST         4846.63            154         -              Normal
  01/23/2026 08 PM PST         4846.63            154         0              Normal
  01/23/2026 09 PM PST         4846.63            154         0              Normal
  01/23/2026 10 PM PST         4846.62            153         -              Normal
  01/23/2026 11 PM PST         4846.62            153         0              Normal
  01/24/2026 12 AM PST         4846.61            151         -              Normal
  01/24/2026 01 AM PST         4846.61            151         0              Normal
  01/24/2026 02 AM PST         4846.61            151         0              Normal
  01/24/2026 03 AM PST         4846.60            149         -              Normal
  01/24/2026 04 AM PST         4846.60            149         0              Normal
  01/24/2026 05 AM PST         4846.60            149         0              Normal
  01/24/2026 06 AM PST         4846.59            147         -              Normal
  01/24/2026 07 AM PST         4846.59            147         0              Normal
  01/24/2026 08 AM PST         4846.59            147         0              Normal
  01/24/2026 09 AM PST         4846.58            145         -              Normal
  01/24/2026 10 AM PST         4846.58            145         0              Normal
  01/24/2026 11 AM PST         4846.58            145         0              Normal
  01/24/2026 12 PM PST         4846.57            143         -              Normal
  01/24/2026 01 PM PST         4846.57            143         0              Normal
  01/24/2026 02 PM PST         4846.57            143         0              Normal
  01/24/2026 03 PM PST         4846.56            142         -              Normal
  01/24/2026 04 PM PST         4846.56            142         0              Normal
  01/24/2026 05 PM PST         4846.56            142         0              Normal
  01/24/2026 06 PM PST         4846.56            142         0              Normal
  01/24/2026 07 PM PST         4846.55            140         -              Normal
  01/24/2026 08 PM PST         4846.55            140         0              Normal
  01/24/2026 09 PM PST         4846.55            140         0              Normal
  01/24/2026 10 PM PST         4846.54            138         -              Normal
  01/24/2026 11 PM PST         4846.54            138         0              Normal
  01/25/2026 12 AM PST         4846.54            138         0              Normal
  01/25/2026 01 AM PST         4846.53            136         -              Normal
  01/25/2026 02 AM PST         4846.53            136         0              Normal
  01/25/2026 03 AM PST         4846.53            136         0              Normal
  01/25/2026 04 AM PST         4846.52            134         -              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.