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 - BUTTE CITY (BTCC1)
Latitude: 39.46º NLongitude: 121.99º WElevation: 99 FeetForecast Type: Official Location
Location: Glenn County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Aug 21 2026 at 6:48 AM PDTNext Issuance: Aug 22 2026 at 9:00 AM PDT
Action/Monitor: 88.5 FeetMinor Flood: 97.0 FeetModerate Flood: 99.5 FeetMajor Flood: 100.5 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Butte City (BTCC1)
#
# File Generation Time:  08/21/2026 at 06:48 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/16/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       70.58 Feet
# Maximum Observed Flow:                        8402 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/21/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       70.06 Feet
# Maximum Forecast Flow:                        7211 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/16/2026 06 AM PDT           70.58           8402                        Normal
  08/16/2026 07 AM PDT           70.58           8402         0              Normal
  08/16/2026 08 AM PDT           70.57           8378         -              Normal
  08/16/2026 09 AM PDT           70.56           8355         -              Normal
  08/16/2026 10 AM PDT           70.55           8331         -              Normal
  08/16/2026 11 AM PDT           70.54           8308         -              Normal
  08/16/2026 12 PM PDT           70.53           8285         -              Normal
  08/16/2026 01 PM PDT           70.52           8261         -              Normal
  08/16/2026 02 PM PDT           70.52           8261         0              Normal
  08/16/2026 03 PM PDT           70.52           8261         0              Normal
  08/16/2026 04 PM PDT           70.51           8238         -              Normal
  08/16/2026 05 PM PDT           70.51           8238         0              Normal
  08/16/2026 06 PM PDT           70.51           8238         0              Normal
  08/16/2026 07 PM PDT           70.51           8238         0              Normal
  08/16/2026 08 PM PDT           70.50           8215         -              Normal
  08/16/2026 09 PM PDT           70.50           8215         0              Normal
  08/16/2026 10 PM PDT           70.51           8238         +              Normal
  08/16/2026 11 PM PDT           70.49           8192         -              Normal
  08/17/2026 12 AM PDT           70.48           8168         -              Normal
  08/17/2026 01 AM PDT           70.48           8168         0              Normal
  08/17/2026 02 AM PDT           70.47           8145         -              Normal
  08/17/2026 03 AM PDT           70.46           8121         -              Normal
  08/17/2026 04 AM PDT           70.46           8121         0              Normal
  08/17/2026 05 AM PDT           70.44           8075         -              Normal
  08/17/2026 06 AM PDT           70.43           8052         -              Normal
  08/17/2026 07 AM PDT           70.42           8029         -              Normal
  08/17/2026 08 AM PDT           70.41           8006         -              Normal
  08/17/2026 09 AM PDT           70.40           7983         -              Normal
  08/17/2026 10 AM PDT           70.39           7960         -              Normal
  08/17/2026 11 AM PDT           70.38           7937         -              Normal
  08/17/2026 12 PM PDT           70.38           7937         0              Normal
  08/17/2026 01 PM PDT           70.38           7937         0              Normal
  08/17/2026 02 PM PDT           70.38           7937         0              Normal
  08/17/2026 03 PM PDT           70.39           7960         +              Normal
  08/17/2026 04 PM PDT           70.39           7960         0              Normal
  08/17/2026 05 PM PDT           70.40           7983         +              Normal
  08/17/2026 06 PM PDT           70.39           7960         -              Normal
  08/17/2026 07 PM PDT           70.39           7960         0              Normal
  08/17/2026 08 PM PDT           70.38           7937         -              Normal
  08/17/2026 09 PM PDT           70.36           7891         -              Normal
  08/17/2026 10 PM PDT           70.35           7868         -              Normal
  08/17/2026 11 PM PDT           70.34           7845         -              Normal
  08/18/2026 12 AM PDT           70.33           7822         -              Normal
  08/18/2026 01 AM PDT           70.30           7754         -              Normal
  08/18/2026 02 AM PDT           70.29           7731         -              Normal
  08/18/2026 03 AM PDT           70.28           7708         -              Normal
  08/18/2026 04 AM PDT           70.27           7685         -              Normal
  08/18/2026 05 AM PDT           70.27           7685         0              Normal
  08/18/2026 06 AM PDT           70.26           7662         -              Normal
  08/18/2026 07 AM PDT           70.26           7662         0              Normal
  08/18/2026 08 AM PDT           70.26           7662         0              Normal
  08/18/2026 09 AM PDT           70.26           7662         0              Normal
  08/18/2026 10 AM PDT           70.26           7662         0              Normal
  08/18/2026 11 AM PDT           70.27           7685         +              Normal
  08/18/2026 12 PM PDT           70.28           7708         +              Normal
  08/18/2026 01 PM PDT           70.28           7708         0              Normal
  08/18/2026 02 PM PDT           70.28           7708         0              Normal
  08/18/2026 03 PM PDT           70.29           7731         +              Normal
  08/18/2026 04 PM PDT           70.30           7754         +              Normal
  08/18/2026 05 PM PDT           70.31           7777         +              Normal
  08/18/2026 06 PM PDT           70.31           7777         0              Normal
  08/18/2026 07 PM PDT           70.31           7777         0              Normal
  08/18/2026 08 PM PDT           70.32           7799         +              Normal
  08/18/2026 09 PM PDT           70.31           7777         -              Normal
  08/18/2026 10 PM PDT           70.30           7754         -              Normal
  08/18/2026 11 PM PDT           70.30           7754         0              Normal
  08/19/2026 12 AM PDT           70.29           7731         -              Normal
  08/19/2026 01 AM PDT           70.28           7708         -              Normal
  08/19/2026 02 AM PDT           70.27           7685         -              Normal
  08/19/2026 03 AM PDT           70.27           7685         0              Normal
  08/19/2026 04 AM PDT           70.26           7662         -              Normal
  08/19/2026 05 AM PDT           70.25           7639         -              Normal
  08/19/2026 06 AM PDT           70.26           7662         +              Normal
  08/19/2026 07 AM PDT           70.25           7639         -              Normal
  08/19/2026 08 AM PDT           70.25           7639         0              Normal
  08/19/2026 09 AM PDT           70.25           7639         0              Normal
  08/19/2026 10 AM PDT           70.25           7639         0              Normal
  08/19/2026 11 AM PDT           70.25           7639         0              Normal
  08/19/2026 12 PM PDT           70.26           7662         +              Normal
  08/19/2026 01 PM PDT           70.26           7662         0              Normal
  08/19/2026 02 PM PDT           70.27           7685         +              Normal
  08/19/2026 03 PM PDT           70.27           7685         0              Normal
  08/19/2026 04 PM PDT           70.28           7708         +              Normal
  08/19/2026 05 PM PDT           70.29           7731         +              Normal
  08/19/2026 06 PM PDT           70.29           7731         0              Normal
  08/19/2026 07 PM PDT           70.30           7754         +              Normal
  08/19/2026 08 PM PDT           70.29           7731         -              Normal
  08/19/2026 09 PM PDT           70.28           7708         -              Normal
  08/19/2026 10 PM PDT           70.27           7685         -              Normal
  08/19/2026 11 PM PDT           70.26           7662         -              Normal
  08/20/2026 12 AM PDT           70.25           7639         -              Normal
  08/20/2026 01 AM PDT           70.24           7616         -              Normal
  08/20/2026 02 AM PDT           70.23           7594         -              Normal
  08/20/2026 03 AM PDT           70.22           7571         -              Normal
  08/20/2026 04 AM PDT           70.22           7571         0              Normal
  08/20/2026 05 AM PDT           70.21           7549         -              Normal
  08/20/2026 06 AM PDT           70.20           7526         -              Normal
  08/20/2026 07 AM PDT           70.20           7526         0              Normal
  08/20/2026 08 AM PDT           70.19           7503         -              Normal
  08/20/2026 09 AM PDT           70.19           7503         0              Normal
  08/20/2026 10 AM PDT           70.18           7480         -              Normal
  08/20/2026 11 AM PDT           70.19           7503         +              Normal
  08/20/2026 12 PM PDT           70.19           7503         0              Normal
  08/20/2026 01 PM PDT           70.19           7503         0              Normal
  08/20/2026 02 PM PDT           70.19           7503         0              Normal
  08/20/2026 03 PM PDT           70.18           7480         -              Normal
  08/20/2026 04 PM PDT           70.19           7503         +              Normal
  08/20/2026 05 PM PDT           70.19           7503         0              Normal
  08/20/2026 06 PM PDT           70.18           7480         -              Normal
  08/20/2026 07 PM PDT           70.19           7503         +              Normal
  08/20/2026 08 PM PDT           70.18           7480         -              Normal
  08/20/2026 09 PM PDT           70.17           7458         -              Normal
  08/20/2026 10 PM PDT           70.17           7458         0              Normal
  08/20/2026 11 PM PDT           70.16           7435         -              Normal
  08/21/2026 12 AM PDT           70.15           7413         -              Normal
  08/21/2026 01 AM PDT           70.14           7390         -              Normal
  08/21/2026 02 AM PDT           70.13           7368         -              Normal
  08/21/2026 03 AM PDT           70.12           7345         -              Normal
  08/21/2026 04 AM PDT           70.10           7301         -              Normal
  08/21/2026 05 AM PDT           70.09           7278         -              Normal
  08/21/2026 06 AM PDT           70.08           7256         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/21/2026 07 AM PDT           70.06           7211                        Normal
  08/21/2026 08 AM PDT           70.05           7188         -              Normal
  08/21/2026 09 AM PDT           70.04           7166         -              Normal
  08/21/2026 10 AM PDT           70.03           7144         -              Normal
  08/21/2026 11 AM PDT           70.02           7121         -              Normal
  08/21/2026 12 PM PDT           70.01           7099         -              Normal
  08/21/2026 01 PM PDT           70.00           7077         -              Normal
  08/21/2026 02 PM PDT           70.00           7077         0              Normal
  08/21/2026 03 PM PDT           70.00           7077         0              Normal
  08/21/2026 04 PM PDT           69.99           7055         -              Normal
  08/21/2026 05 PM PDT           69.99           7055         0              Normal
  08/21/2026 06 PM PDT           69.99           7055         0              Normal
  08/21/2026 07 PM PDT           69.99           7055         0              Normal
  08/21/2026 08 PM PDT           69.99           7055         0              Normal
  08/21/2026 09 PM PDT           69.99           7055         0              Normal
  08/21/2026 10 PM PDT           69.99           7055         0              Normal
  08/21/2026 11 PM PDT           70.00           7077         +              Normal
  08/22/2026 12 AM PDT           70.00           7077         0              Normal
  08/22/2026 01 AM PDT           70.00           7077         0              Normal
  08/22/2026 02 AM PDT           70.00           7077         0              Normal
  08/22/2026 03 AM PDT           70.00           7077         0              Normal
  08/22/2026 04 AM PDT           70.00           7077         0              Normal
  08/22/2026 05 AM PDT           70.00           7077         0              Normal
  08/22/2026 06 AM PDT           70.00           7077         0              Normal
  08/22/2026 07 AM PDT           70.00           7077         0              Normal
  08/22/2026 08 AM PDT           70.00           7077         0              Normal
  08/22/2026 09 AM PDT           70.00           7077         0              Normal
  08/22/2026 10 AM PDT           70.00           7077         0              Normal
  08/22/2026 11 AM PDT           70.00           7077         0              Normal
  08/22/2026 12 PM PDT           70.01           7099         +              Normal
  08/22/2026 01 PM PDT           70.01           7099         0              Normal
  08/22/2026 02 PM PDT           70.01           7099         0              Normal
  08/22/2026 03 PM PDT           70.01           7099         0              Normal
  08/22/2026 04 PM PDT           70.01           7099         0              Normal
  08/22/2026 05 PM PDT           70.01           7099         0              Normal
  08/22/2026 06 PM PDT           70.01           7099         0              Normal
  08/22/2026 07 PM PDT           70.01           7099         0              Normal
  08/22/2026 08 PM PDT           70.01           7099         0              Normal
  08/22/2026 09 PM PDT           70.01           7099         0              Normal
  08/22/2026 10 PM PDT           70.01           7099         0              Normal
  08/22/2026 11 PM PDT           70.01           7099         0              Normal
  08/23/2026 12 AM PDT           70.01           7099         0              Normal
  08/23/2026 01 AM PDT           70.01           7099         0              Normal
  08/23/2026 02 AM PDT           70.01           7099         0              Normal
  08/23/2026 03 AM PDT           70.01           7099         0              Normal
  08/23/2026 04 AM PDT           70.01           7099         0              Normal
  08/23/2026 05 AM PDT           70.01           7099         0              Normal
  08/23/2026 06 AM PDT           70.02           7121         +              Normal
  08/23/2026 07 AM PDT           70.02           7121         0              Normal
  08/23/2026 08 AM PDT           70.02           7121         0              Normal
  08/23/2026 09 AM PDT           70.02           7121         0              Normal
  08/23/2026 10 AM PDT           70.02           7121         0              Normal
  08/23/2026 11 AM PDT           70.02           7121         0              Normal
  08/23/2026 12 PM PDT           70.02           7121         0              Normal
  08/23/2026 01 PM PDT           70.02           7121         0              Normal
  08/23/2026 02 PM PDT           70.02           7121         0              Normal
  08/23/2026 03 PM PDT           70.02           7121         0              Normal
  08/23/2026 04 PM PDT           70.02           7121         0              Normal
  08/23/2026 05 PM PDT           70.02           7121         0              Normal
  08/23/2026 06 PM PDT           70.02           7121         0              Normal
  08/23/2026 07 PM PDT           70.02           7121         0              Normal
  08/23/2026 08 PM PDT           70.02           7121         0              Normal
  08/23/2026 09 PM PDT           70.02           7121         0              Normal
  08/23/2026 10 PM PDT           70.02           7121         0              Normal
  08/23/2026 11 PM PDT           70.02           7121         0              Normal
  08/24/2026 12 AM PDT           70.02           7121         0              Normal
  08/24/2026 01 AM PDT           70.02           7121         0              Normal
  08/24/2026 02 AM PDT           70.02           7121         0              Normal
  08/24/2026 03 AM PDT           70.02           7121         0              Normal
  08/24/2026 04 AM PDT           70.02           7121         0              Normal
  08/24/2026 05 AM PDT           70.02           7121         0              Normal
  08/24/2026 06 AM PDT           70.03           7144         +              Normal
  08/24/2026 07 AM PDT           70.03           7144         0              Normal
  08/24/2026 08 AM PDT           70.03           7144         0              Normal
  08/24/2026 09 AM PDT           70.03           7144         0              Normal
  08/24/2026 10 AM PDT           70.03           7144         0              Normal
  08/24/2026 11 AM PDT           70.03           7144         0              Normal
  08/24/2026 12 PM PDT           70.03           7144         0              Normal
  08/24/2026 01 PM PDT           70.03           7144         0              Normal
  08/24/2026 02 PM PDT           70.03           7144         0              Normal
  08/24/2026 03 PM PDT           70.03           7144         0              Normal
  08/24/2026 04 PM PDT           70.03           7144         0              Normal
  08/24/2026 05 PM PDT           70.03           7144         0              Normal
  08/24/2026 06 PM PDT           70.03           7144         0              Normal
  08/24/2026 07 PM PDT           70.03           7144         0              Normal
  08/24/2026 08 PM PDT           70.03           7144         0              Normal
  08/24/2026 09 PM PDT           70.03           7144         0              Normal
  08/24/2026 10 PM PDT           70.03           7144         0              Normal
  08/24/2026 11 PM PDT           70.03           7144         0              Normal
  08/25/2026 12 AM PDT           70.03           7144         0              Normal
  08/25/2026 01 AM PDT           70.03           7144         0              Normal
  08/25/2026 02 AM PDT           70.03           7144         0              Normal
  08/25/2026 03 AM PDT           70.03           7144         0              Normal
  08/25/2026 04 AM PDT           70.03           7144         0              Normal
  08/25/2026 05 AM PDT           70.03           7144         0              Normal
  08/25/2026 06 AM PDT           70.03           7144         0              Normal
  08/25/2026 07 AM PDT           70.03           7144         0              Normal
  08/25/2026 08 AM PDT           70.03           7144         0              Normal
  08/25/2026 09 AM PDT           70.04           7166         +              Normal
  08/25/2026 10 AM PDT           70.04           7166         0              Normal
  08/25/2026 11 AM PDT           70.04           7166         0              Normal
  08/25/2026 12 PM PDT           70.04           7166         0              Normal
  08/25/2026 01 PM PDT           70.04           7166         0              Normal
  08/25/2026 02 PM PDT           70.04           7166         0              Normal
  08/25/2026 03 PM PDT           70.04           7166         0              Normal
  08/25/2026 04 PM PDT           70.04           7166         0              Normal
  08/25/2026 05 PM PDT           70.04           7166         0              Normal
  08/25/2026 06 PM PDT           70.04           7166         0              Normal
  08/25/2026 07 PM PDT           70.04           7166         0              Normal
  08/25/2026 08 PM PDT           70.04           7166         0              Normal
  08/25/2026 09 PM PDT           70.04           7166         0              Normal
  08/25/2026 10 PM PDT           70.04           7166         0              Normal
  08/25/2026 11 PM PDT           70.04           7166         0              Normal
  08/26/2026 12 AM PDT           70.04           7166         0              Normal
  08/26/2026 01 AM PDT           70.04           7166         0              Normal
  08/26/2026 02 AM PDT           70.04           7166         0              Normal
  08/26/2026 03 AM PDT           70.04           7166         0              Normal
  08/26/2026 04 AM PDT           70.04           7166         0              Normal
  08/26/2026 05 AM PDT           70.04           7166         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.