SACRAMENTO RIVER - COLUSA BRIDGE (CLUC1)
Latitude: 39.21º NLongitude: 122.00º WElevation: 70 FeetForecast Type: Official Location
Location: Colusa County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Nov 07 2026 at 6:57 AM PSTNext Issuance: Nov 08 2026 at 9:00 AM PST
Action: 63.0 FeetMinor Flood: 70.0 FeetModerate Flood: 72.0 FeetMajor Flood: 73.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Colusa Bridge (CLUC1)
#
# File Generation Time:  11/07/2026 at 06:57 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/02/2026 at 08:00 AM PST
# Maximum Observed Stage:                       40.85 Feet
# Maximum Observed Flow:                        5592 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/07/2026 at 07:00 AM PST
# Maximum Forecast Stage:                       40.60 Feet
# Maximum Forecast Flow:                        5301 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/02/2026 06 AM PST           40.85           5592                        Normal
  11/02/2026 07 AM PST           40.84           5580         -              Normal
  11/02/2026 08 AM PST           40.85           5592         +              Normal
  11/02/2026 09 AM PST           40.84           5580         -              Normal
  11/02/2026 10 AM PST           40.84           5580         0              Normal
  11/02/2026 11 AM PST           40.83           5569         -              Normal
  11/02/2026 12 PM PST           40.83           5569         0              Normal
  11/02/2026 01 PM PST           40.82           5557         -              Normal
  11/02/2026 02 PM PST           40.82           5557         0              Normal
  11/02/2026 03 PM PST           40.81           5545         -              Normal
  11/02/2026 04 PM PST           40.80           5534         -              Normal
  11/02/2026 05 PM PST           40.79           5522         -              Normal
  11/02/2026 06 PM PST           40.79           5522         0              Normal
  11/02/2026 07 PM PST           40.77           5498         -              Normal
  11/02/2026 08 PM PST           40.77           5498         0              Normal
  11/02/2026 09 PM PST           40.76           5487         -              Normal
  11/02/2026 10 PM PST           40.75           5475         -              Normal
  11/02/2026 11 PM PST           40.74           5463         -              Normal
  11/03/2026 12 AM PST           40.74           5463         0              Normal
  11/03/2026 01 AM PST           40.73           5452         -              Normal
  11/03/2026 02 AM PST           40.73           5452         0              Normal
  11/03/2026 03 AM PST           40.72           5440         -              Normal
  11/03/2026 04 AM PST           40.73           5452         +              Normal
  11/03/2026 05 AM PST           40.72           5440         -              Normal
  11/03/2026 06 AM PST           40.72           5440         0              Normal
  11/03/2026 07 AM PST           40.72           5440         0              Normal
  11/03/2026 08 AM PST           40.71           5429         -              Normal
  11/03/2026 09 AM PST           40.71           5429         0              Normal
  11/03/2026 10 AM PST           40.70           5417         -              Normal
  11/03/2026 11 AM PST           40.71           5429         +              Normal
  11/03/2026 12 PM PST           40.70           5417         -              Normal
  11/03/2026 01 PM PST           40.71           5429         +              Normal
  11/03/2026 02 PM PST           40.70           5417         -              Normal
  11/03/2026 03 PM PST           40.69           5405         -              Normal
  11/03/2026 04 PM PST           40.68           5394         -              Normal
  11/03/2026 05 PM PST           40.66           5371         -              Normal
  11/03/2026 06 PM PST           40.66           5371         0              Normal
  11/03/2026 07 PM PST           40.65           5359         -              Normal
  11/03/2026 08 PM PST           40.65           5359         0              Normal
  11/03/2026 09 PM PST           40.64           5348         -              Normal
  11/03/2026 10 PM PST           40.64           5348         0              Normal
  11/03/2026 11 PM PST           40.63           5336         -              Normal
  11/04/2026 12 AM PST           40.62           5325         -              Normal
  11/04/2026 01 AM PST           40.62           5325         0              Normal
  11/04/2026 02 AM PST           40.62           5325         0              Normal
  11/04/2026 03 AM PST           40.61           5313         -              Normal
  11/04/2026 04 AM PST           40.62           5325         +              Normal
  11/04/2026 05 AM PST           40.62           5325         0              Normal
  11/04/2026 06 AM PST           40.62           5325         0              Normal
  11/04/2026 07 AM PST           40.62           5325         0              Normal
  11/04/2026 08 AM PST           40.61           5313         -              Normal
  11/04/2026 09 AM PST           40.61           5313         0              Normal
  11/04/2026 10 AM PST           40.62           5325         +              Normal
  11/04/2026 11 AM PST           40.61           5313         -              Normal
  11/04/2026 12 PM PST           40.62           5325         +              Normal
  11/04/2026 01 PM PST           40.61           5313         -              Normal
  11/04/2026 02 PM PST           40.61           5313         0              Normal
  11/04/2026 03 PM PST           40.61           5313         0              Normal
  11/04/2026 04 PM PST           40.61           5313         0              Normal
  11/04/2026 05 PM PST           40.61           5313         0              Normal
  11/04/2026 06 PM PST           40.61           5313         0              Normal
  11/04/2026 07 PM PST           40.61           5313         0              Normal
  11/04/2026 08 PM PST           40.61           5313         0              Normal
  11/04/2026 09 PM PST           40.61           5313         0              Normal
  11/04/2026 10 PM PST           40.63           5336         +              Normal
  11/04/2026 11 PM PST           40.63           5336         0              Normal
  11/05/2026 12 AM PST           40.65           5359         +              Normal
  11/05/2026 01 AM PST           40.65           5359         0              Normal
  11/05/2026 02 AM PST           40.67           5382         +              Normal
  11/05/2026 03 AM PST           40.67           5382         0              Normal
  11/05/2026 04 AM PST           40.67           5382         0              Normal
  11/05/2026 05 AM PST           40.66           5371         -              Normal
  11/05/2026 06 AM PST           40.65           5359         -              Normal
  11/05/2026 07 AM PST           40.63           5336         -              Normal
  11/05/2026 08 AM PST           40.61           5313         -              Normal
  11/05/2026 09 AM PST           40.59           5290         -              Normal
  11/05/2026 10 AM PST           40.55           5244         -              Normal
  11/05/2026 11 AM PST           40.53           5221         -              Normal
  11/05/2026 12 PM PST           40.48           5164         -              Normal
  11/05/2026 01 PM PST           40.49           5176         +              Normal
  11/05/2026 02 PM PST           40.46           5142         -              Normal
  11/05/2026 03 PM PST           40.45           5130         -              Normal
  11/05/2026 04 PM PST           40.43           5107         -              Normal
  11/05/2026 05 PM PST           40.43           5107         0              Normal
  11/05/2026 06 PM PST           40.41           5085         -              Normal
  11/05/2026 07 PM PST           40.40           5074         -              Normal
  11/05/2026 08 PM PST           40.39           5062         -              Normal
  11/05/2026 09 PM PST           40.39           5062         0              Normal
  11/05/2026 10 PM PST           40.38           5051         -              Normal
  11/05/2026 11 PM PST           40.39           5062         +              Normal
  11/06/2026 12 AM PST           40.39           5062         0              Normal
  11/06/2026 01 AM PST           40.40           5074         +              Normal
  11/06/2026 02 AM PST           40.41           5085         +              Normal
  11/06/2026 03 AM PST           40.43           5107         +              Normal
  11/06/2026 04 AM PST           40.44           5119         +              Normal
  11/06/2026 05 AM PST           40.45           5130         +              Normal
  11/06/2026 06 AM PST           40.46           5142         +              Normal
  11/06/2026 07 AM PST           40.46           5142         0              Normal
  11/06/2026 08 AM PST           40.46           5142         0              Normal
  11/06/2026 09 AM PST           40.47           5153         +              Normal
  11/06/2026 10 AM PST           40.47           5153         0              Normal
  11/06/2026 11 AM PST           40.47           5153         0              Normal
  11/06/2026 12 PM PST           40.47           5153         0              Normal
  11/06/2026 01 PM PST           40.47           5153         0              Normal
  11/06/2026 02 PM PST           40.48           5164         +              Normal
  11/06/2026 03 PM PST           40.48           5164         0              Normal
  11/06/2026 04 PM PST           40.49           5176         +              Normal
  11/06/2026 05 PM PST           40.50           5187         +              Normal
  11/06/2026 06 PM PST           40.51           5198         +              Normal
  11/06/2026 07 PM PST           40.52           5210         +              Normal
  11/06/2026 08 PM PST           40.53           5221         +              Normal
  11/06/2026 09 PM PST           40.53           5221         0              Normal
  11/06/2026 10 PM PST           40.54           5233         +              Normal
  11/06/2026 11 PM PST           40.55           5244         +              Normal
  11/07/2026 12 AM PST           40.56           5256         +              Normal
  11/07/2026 01 AM PST           40.57           5267         +              Normal
  11/07/2026 02 AM PST           40.58           5279         +              Normal
  11/07/2026 03 AM PST           40.58           5279         0              Normal
  11/07/2026 04 AM PST           40.59           5290         +              Normal
  11/07/2026 05 AM PST           40.60           5301         +              Normal
  11/07/2026 06 AM PST           40.60           5301         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/07/2026 07 AM PST           40.60           5301                        Normal
  11/07/2026 08 AM PST           40.60           5301         0              Normal
  11/07/2026 09 AM PST           40.60           5301         0              Normal
  11/07/2026 10 AM PST           40.60           5301         0              Normal
  11/07/2026 11 AM PST           40.60           5301         0              Normal
  11/07/2026 12 PM PST           40.60           5301         0              Normal
  11/07/2026 01 PM PST           40.60           5301         0              Normal
  11/07/2026 02 PM PST           40.60           5301         0              Normal
  11/07/2026 03 PM PST           40.60           5301         0              Normal
  11/07/2026 04 PM PST           40.60           5301         0              Normal
  11/07/2026 05 PM PST           40.60           5301         0              Normal
  11/07/2026 06 PM PST           40.60           5301         0              Normal
  11/07/2026 07 PM PST           40.60           5301         0              Normal
  11/07/2026 08 PM PST           40.60           5301         0              Normal
  11/07/2026 09 PM PST           40.60           5301         0              Normal
  11/07/2026 10 PM PST           40.60           5301         0              Normal
  11/07/2026 11 PM PST           40.60           5301         0              Normal
  11/08/2026 12 AM PST           40.60           5301         0              Normal
  11/08/2026 01 AM PST           40.60           5301         0              Normal
  11/08/2026 02 AM PST           40.60           5301         0              Normal
  11/08/2026 03 AM PST           40.60           5301         0              Normal
  11/08/2026 04 AM PST           40.60           5301         0              Normal
  11/08/2026 05 AM PST           40.60           5301         0              Normal
  11/08/2026 06 AM PST           40.60           5301         0              Normal
  11/08/2026 07 AM PST           40.60           5301         0              Normal
  11/08/2026 08 AM PST           40.60           5301         0              Normal
  11/08/2026 09 AM PST           40.60           5301         0              Normal
  11/08/2026 10 AM PST           40.60           5301         0              Normal
  11/08/2026 11 AM PST           40.60           5301         0              Normal
  11/08/2026 12 PM PST           40.60           5301         0              Normal
  11/08/2026 01 PM PST           40.60           5301         0              Normal
  11/08/2026 02 PM PST           40.60           5301         0              Normal
  11/08/2026 03 PM PST           40.60           5301         0              Normal
  11/08/2026 04 PM PST           40.60           5301         0              Normal
  11/08/2026 05 PM PST           40.60           5301         0              Normal
  11/08/2026 06 PM PST           40.60           5301         0              Normal
  11/08/2026 07 PM PST           40.60           5301         0              Normal
  11/08/2026 08 PM PST           40.60           5301         0              Normal
  11/08/2026 09 PM PST           40.59           5290         -              Normal
  11/08/2026 10 PM PST           40.59           5290         0              Normal
  11/08/2026 11 PM PST           40.59           5290         0              Normal
  11/09/2026 12 AM PST           40.59           5290         0              Normal
  11/09/2026 01 AM PST           40.59           5290         0              Normal
  11/09/2026 02 AM PST           40.59           5290         0              Normal
  11/09/2026 03 AM PST           40.59           5290         0              Normal
  11/09/2026 04 AM PST           40.59           5290         0              Normal
  11/09/2026 05 AM PST           40.59           5290         0              Normal
  11/09/2026 06 AM PST           40.59           5290         0              Normal
  11/09/2026 07 AM PST           40.59           5290         0              Normal
  11/09/2026 08 AM PST           40.59           5290         0              Normal
  11/09/2026 09 AM PST           40.59           5290         0              Normal
  11/09/2026 10 AM PST           40.59           5290         0              Normal
  11/09/2026 11 AM PST           40.59           5290         0              Normal
  11/09/2026 12 PM PST           40.59           5290         0              Normal
  11/09/2026 01 PM PST           40.59           5290         0              Normal
  11/09/2026 02 PM PST           40.59           5290         0              Normal
  11/09/2026 03 PM PST           40.59           5290         0              Normal
  11/09/2026 04 PM PST           40.59           5290         0              Normal
  11/09/2026 05 PM PST           40.59           5290         0              Normal
  11/09/2026 06 PM PST           40.59           5290         0              Normal
  11/09/2026 07 PM PST           40.59           5290         0              Normal
  11/09/2026 08 PM PST           40.59           5290         0              Normal
  11/09/2026 09 PM PST           40.59           5290         0              Normal
  11/09/2026 10 PM PST           40.59           5290         0              Normal
  11/09/2026 11 PM PST           40.59           5290         0              Normal
  11/10/2026 12 AM PST           40.59           5290         0              Normal
  11/10/2026 01 AM PST           40.59           5290         0              Normal
  11/10/2026 02 AM PST           40.59           5290         0              Normal
  11/10/2026 03 AM PST           40.59           5290         0              Normal
  11/10/2026 04 AM PST           40.59           5290         0              Normal
  11/10/2026 05 AM PST           40.59           5290         0              Normal
  11/10/2026 06 AM PST           40.59           5290         0              Normal
  11/10/2026 07 AM PST           40.59           5290         0              Normal
  11/10/2026 08 AM PST           40.59           5290         0              Normal
  11/10/2026 09 AM PST           40.59           5290         0              Normal
  11/10/2026 10 AM PST           40.59           5290         0              Normal
  11/10/2026 11 AM PST           40.59           5290         0              Normal
  11/10/2026 12 PM PST           40.59           5290         0              Normal
  11/10/2026 01 PM PST           40.59           5290         0              Normal
  11/10/2026 02 PM PST           40.59           5290         0              Normal
  11/10/2026 03 PM PST           40.59           5290         0              Normal
  11/10/2026 04 PM PST           40.59           5290         0              Normal
  11/10/2026 05 PM PST           40.59           5290         0              Normal
  11/10/2026 06 PM PST           40.59           5290         0              Normal
  11/10/2026 07 PM PST           40.59           5290         0              Normal
  11/10/2026 08 PM PST           40.60           5301         +              Normal
  11/10/2026 09 PM PST           40.59           5290         -              Normal
  11/10/2026 10 PM PST           40.59           5290         0              Normal
  11/10/2026 11 PM PST           40.59           5290         0              Normal
  11/11/2026 12 AM PST           40.60           5301         +              Normal
  11/11/2026 01 AM PST           40.60           5301         0              Normal
  11/11/2026 02 AM PST           40.60           5301         0              Normal
  11/11/2026 03 AM PST           40.60           5301         0              Normal
  11/11/2026 04 AM PST           40.60           5301         0              Normal
  11/11/2026 05 AM PST           40.60           5301         0              Normal
  11/11/2026 06 AM PST           40.60           5301         0              Normal
  11/11/2026 07 AM PST           40.60           5301         0              Normal
  11/11/2026 08 AM PST           40.60           5301         0              Normal
  11/11/2026 09 AM PST           40.60           5301         0              Normal
  11/11/2026 10 AM PST           40.60           5301         0              Normal
  11/11/2026 11 AM PST           40.60           5301         0              Normal
  11/11/2026 12 PM PST           40.60           5301         0              Normal
  11/11/2026 01 PM PST           40.60           5301         0              Normal
  11/11/2026 02 PM PST           40.60           5301         0              Normal
  11/11/2026 03 PM PST           40.60           5301         0              Normal
  11/11/2026 04 PM PST           40.60           5301         0              Normal
  11/11/2026 05 PM PST           40.60           5301         0              Normal
  11/11/2026 06 PM PST           40.60           5301         0              Normal
  11/11/2026 07 PM PST           40.60           5301         0              Normal
  11/11/2026 08 PM PST           40.60           5301         0              Normal
  11/11/2026 09 PM PST           40.60           5301         0              Normal
  11/11/2026 10 PM PST           40.60           5301         0              Normal
  11/11/2026 11 PM PST           40.60           5301         0              Normal
  11/12/2026 12 AM PST           40.60           5301         0              Normal
  11/12/2026 01 AM PST           40.60           5301         0              Normal
  11/12/2026 02 AM PST           40.60           5301         0              Normal
  11/12/2026 03 AM PST           40.60           5301         0              Normal
  11/12/2026 04 AM PST           40.60           5301         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.