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 - COLUSA BRIDGE (CLUC1)
Latitude: 39.21º NLongitude: 122.00º WElevation: 70 Feet
Location: Colusa County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Dec 08 2023 at 7:28 AM PSTNext Issuance: Dec 08 2023 at 3:00 PM PST
Monitor Stage: 63.0 FeetFlood Stage: 70.0 FeetDanger Stage: 71.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Colusa Bridge (CLUC1)
#
# File Generation Time:  12/08/2023 at 07:28 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/04/2023 at 12:00 PM PST
# Maximum Observed Stage:                       40.6 Feet
# Maximum Observed Flow:                        4260 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/09/2023 at 08:00 AM PST
# Maximum Forecast Stage:                       40.5 Feet
# Maximum Forecast Flow:                        4154 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/03/2023 07 AM PST            40.0           3703                        Normal
  12/03/2023 08 AM PST            40.0           3703         0              Normal
  12/03/2023 09 AM PST            40.0           3695         -              Normal
  12/03/2023 10 AM PST            40.0           3703         +              Normal
  12/03/2023 11 AM PST            40.0           3729         +              Normal
  12/03/2023 12 PM PST            40.0           3729         0              Normal
  12/03/2023 01 PM PST            40.0           3695         -              Normal
  12/03/2023 02 PM PST            40.0           3729         +              Normal
  12/03/2023 03 PM PST            40.0           3703         -              Normal
  12/03/2023 04 PM PST            40.0           3703         0              Normal
  12/03/2023 05 PM PST            40.0           3703         0              Normal
  12/03/2023 06 PM PST            40.0           3712         +              Normal
  12/03/2023 07 PM PST            40.1           3738         +              Normal
  12/03/2023 08 PM PST            40.0           3729         -              Normal
  12/03/2023 09 PM PST            40.1           3807         +              Normal
  12/03/2023 10 PM PST            40.1           3746         -              Normal
  12/03/2023 11 PM PST            40.1           3755         +              Normal
  12/04/2023 12 AM PST            40.2           3878         +              Normal
  12/04/2023 01 AM PST            40.2           3860         -              Normal
  12/04/2023 02 AM PST            40.1           3755         -              Normal
  12/04/2023 03 AM PST            40.1           3816         +              Normal
  12/04/2023 04 AM PST            40.2           3852         +              Normal
  12/04/2023 05 AM PST            40.3           3978         +              Normal
  12/04/2023 06 AM PST            40.2           3896         -              Normal
  12/04/2023 07 AM PST            40.1           3807         -              Normal
  12/04/2023 08 AM PST            40.2           3852         +              Normal
  12/04/2023 09 AM PST            40.3           3923         +              Normal
  12/04/2023 10 AM PST            40.2           3887         -              Normal
  12/04/2023 11 AM PST            40.3           3941         +              Normal
  12/04/2023 12 PM PST            40.6           4260         +              Normal
  12/04/2023 01 PM PST            40.4           4052         -              Normal
  12/04/2023 02 PM PST            40.2           3887         -              Normal
  12/04/2023 03 PM PST            40.4           4070         +              Normal
  12/04/2023 04 PM PST            40.3           3932         -              Normal
  12/04/2023 05 PM PST            40.2           3869         -              Normal
  12/04/2023 06 PM PST            40.4           4015         +              Normal
  12/04/2023 07 PM PST            40.4           4033         +              Normal
  12/04/2023 08 PM PST            40.5           4089         +              Normal
  12/04/2023 09 PM PST            40.4           4033         -              Normal
  12/04/2023 10 PM PST            40.4           4005         -              Normal
  12/04/2023 11 PM PST            40.3           3914         -              Normal
  12/05/2023 12 AM PST            40.4           3996         +              Normal
  12/05/2023 01 AM PST            40.2           3896         -              Normal
  12/05/2023 02 AM PST            40.3           3950         +              Normal
  12/05/2023 03 AM PST            40.4           4015         +              Normal
  12/05/2023 04 AM PST            40.3           3950         -              Normal
  12/05/2023 05 AM PST            40.2           3887         -              Normal
  12/05/2023 06 AM PST            40.4           4033         +              Normal
  12/05/2023 07 AM PST            40.4           4005         -              Normal
  12/05/2023 08 AM PST            40.4           4024         +              Normal
  12/05/2023 09 AM PST            40.3           3960         -              Normal
  12/05/2023 10 AM PST            40.4           4005         +              Normal
  12/05/2023 11 AM PST            40.3           3960         -              Normal
  12/05/2023 12 PM PST            40.3           3987         +              Normal
  12/05/2023 01 PM PST            40.5           4089         +              Normal
  12/05/2023 02 PM PST            40.4           4005         -              Normal
  12/05/2023 03 PM PST            40.4           4042         +              Normal
  12/05/2023 04 PM PST            40.4           4070         +              Normal
  12/05/2023 05 PM PST            40.3           3960         -              Normal
  12/05/2023 06 PM PST            40.4           4033         +              Normal
  12/05/2023 07 PM PST            40.3           3960         -              Normal
  12/05/2023 08 PM PST            40.4           4042         +              Normal
  12/05/2023 09 PM PST            40.4           4052         +              Normal
  12/05/2023 10 PM PST            40.3           3969         -              Normal
  12/05/2023 11 PM PST            40.4           4024         +              Normal
  12/06/2023 12 AM PST            40.5           4117         +              Normal
  12/06/2023 01 AM PST            40.5           4108         -              Normal
  12/06/2023 02 AM PST            40.3           3978         -              Normal
  12/06/2023 03 AM PST            40.4           4070         +              Normal
  12/06/2023 04 AM PST            40.4           4061         -              Normal
  12/06/2023 05 AM PST            40.3           3978         -              Normal
  12/06/2023 06 AM PST            40.3           3987         +              Normal
  12/06/2023 07 AM PST            40.4           4061         +              Normal
  12/06/2023 08 AM PST            40.3           3932         -              Normal
  12/06/2023 09 AM PST            40.4           4052         +              Normal
  12/06/2023 10 AM PST            40.4           3996         -              Normal
  12/06/2023 11 AM PST            40.5           4108         +              Normal
  12/06/2023 12 PM PST            40.3           3969         -              Normal
  12/06/2023 01 PM PST            40.4           4024         +              Normal
  12/06/2023 02 PM PST            40.3           3978         -              Normal
  12/06/2023 03 PM PST            40.3           3941         -              Normal
  12/06/2023 04 PM PST            40.4           4052         +              Normal
  12/06/2023 05 PM PST            40.3           3969         -              Normal
  12/06/2023 06 PM PST            40.3           3969         0              Normal
  12/06/2023 07 PM PST            40.3           3987         +              Normal
  12/06/2023 08 PM PST            40.3           3950         -              Normal
  12/06/2023 09 PM PST            40.4           4070         +              Normal
  12/06/2023 10 PM PST            40.5           4117         +              Normal
  12/06/2023 11 PM PST            40.3           3950         -              Normal
  12/07/2023 12 AM PST            40.3           3969         +              Normal
  12/07/2023 01 AM PST            40.4           3996         +              Normal
  12/07/2023 02 AM PST            40.3           3941         -              Normal
  12/07/2023 03 AM PST            40.3           3978         +              Normal
  12/07/2023 04 AM PST            40.4           4015         +              Normal
  12/07/2023 05 AM PST            40.4           4024         +              Normal
  12/07/2023 06 AM PST            40.3           3950         -              Normal
  12/07/2023 07 AM PST            40.3           3941         -              Normal
  12/07/2023 08 AM PST            40.3           3923         -              Normal
  12/07/2023 09 AM PST            40.3           3978         +              Normal
  12/07/2023 10 AM PST            40.3           3941         -              Normal
  12/07/2023 11 AM PST            40.2           3869         -              Normal
  12/07/2023 12 PM PST            40.2           3860         -              Normal
  12/07/2023 01 PM PST            40.2           3860         0              Normal
  12/07/2023 02 PM PST            40.2           3852         -              Normal
  12/07/2023 03 PM PST            40.2           3860         +              Normal
  12/07/2023 04 PM PST            40.2           3869         +              Normal
  12/07/2023 05 PM PST            40.2           3869         0              Normal
  12/07/2023 06 PM PST            40.2           3878         +              Normal
  12/07/2023 07 PM PST            40.2           3878         0              Normal
  12/07/2023 08 PM PST            40.2           3887         +              Normal
  12/07/2023 09 PM PST            40.2           3896         +              Normal
  12/07/2023 10 PM PST            40.2           3896         0              Normal
  12/07/2023 11 PM PST            40.2           3905         +              Normal
  12/08/2023 12 AM PST            40.3           3914         +              Normal
  12/08/2023 01 AM PST            40.3           3914         0              Normal
  12/08/2023 02 AM PST            40.3           3923         +              Normal
  12/08/2023 03 AM PST            40.3           3923         0              Normal
  12/08/2023 04 AM PST            40.3           3941         +              Normal
  12/08/2023 05 AM PST            40.3           3941         0              Normal
  12/08/2023 06 AM PST            40.3           3941         0              Normal
  12/08/2023 07 AM PST            40.3           3950         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/08/2023 08 AM PST            40.3           3950                        Normal
  12/08/2023 09 AM PST            40.3           3950         0              Normal
  12/08/2023 10 AM PST            40.3           3960         +              Normal
  12/08/2023 11 AM PST            40.3           3960         0              Normal
  12/08/2023 12 PM PST            40.3           3969         +              Normal
  12/08/2023 01 PM PST            40.3           3969         0              Normal
  12/08/2023 02 PM PST            40.3           3978         +              Normal
  12/08/2023 03 PM PST            40.3           3987         +              Normal
  12/08/2023 04 PM PST            40.4           3996         +              Normal
  12/08/2023 05 PM PST            40.4           4005         +              Normal
  12/08/2023 06 PM PST            40.4           4015         +              Normal
  12/08/2023 07 PM PST            40.4           4033         +              Normal
  12/08/2023 08 PM PST            40.4           4042         +              Normal
  12/08/2023 09 PM PST            40.4           4052         +              Normal
  12/08/2023 10 PM PST            40.4           4070         +              Normal
  12/08/2023 11 PM PST            40.4           4080         +              Normal
  12/09/2023 12 AM PST            40.5           4089         +              Normal
  12/09/2023 01 AM PST            40.5           4098         +              Normal
  12/09/2023 02 AM PST            40.5           4108         +              Normal
  12/09/2023 03 AM PST            40.5           4117         +              Normal
  12/09/2023 04 AM PST            40.5           4127         +              Normal
  12/09/2023 05 AM PST            40.5           4136         +              Normal
  12/09/2023 06 AM PST            40.5           4136         0              Normal
  12/09/2023 07 AM PST            40.5           4145         +              Normal
  12/09/2023 08 AM PST            40.5           4154         +              Normal
  12/09/2023 09 AM PST            40.5           4154         0              Normal
  12/09/2023 10 AM PST            40.5           4154         0              Normal
  12/09/2023 11 AM PST            40.5           4154         0              Normal
  12/09/2023 12 PM PST            40.5           4154         0              Normal
  12/09/2023 01 PM PST            40.5           4154         0              Normal
  12/09/2023 02 PM PST            40.5           4154         0              Normal
  12/09/2023 03 PM PST            40.5           4154         0              Normal
  12/09/2023 04 PM PST            40.5           4154         0              Normal
  12/09/2023 05 PM PST            40.5           4145         -              Normal
  12/09/2023 06 PM PST            40.5           4145         0              Normal
  12/09/2023 07 PM PST            40.5           4145         0              Normal
  12/09/2023 08 PM PST            40.5           4136         -              Normal
  12/09/2023 09 PM PST            40.5           4136         0              Normal
  12/09/2023 10 PM PST            40.5           4136         0              Normal
  12/09/2023 11 PM PST            40.5           4127         -              Normal
  12/10/2023 12 AM PST            40.5           4127         0              Normal
  12/10/2023 01 AM PST            40.5           4117         -              Normal
  12/10/2023 02 AM PST            40.5           4117         0              Normal
  12/10/2023 03 AM PST            40.5           4108         -              Normal
  12/10/2023 04 AM PST            40.5           4108         0              Normal
  12/10/2023 05 AM PST            40.5           4098         -              Normal
  12/10/2023 06 AM PST            40.5           4098         0              Normal
  12/10/2023 07 AM PST            40.5           4098         0              Normal
  12/10/2023 08 AM PST            40.5           4089         -              Normal
  12/10/2023 09 AM PST            40.5           4089         0              Normal
  12/10/2023 10 AM PST            40.4           4080         -              Normal
  12/10/2023 11 AM PST            40.4           4080         0              Normal
  12/10/2023 12 PM PST            40.4           4070         -              Normal
  12/10/2023 01 PM PST            40.4           4070         0              Normal
  12/10/2023 02 PM PST            40.4           4061         -              Normal
  12/10/2023 03 PM PST            40.4           4061         0              Normal
  12/10/2023 04 PM PST            40.4           4052         -              Normal
  12/10/2023 05 PM PST            40.4           4052         0              Normal
  12/10/2023 06 PM PST            40.4           4052         0              Normal
  12/10/2023 07 PM PST            40.4           4042         -              Normal
  12/10/2023 08 PM PST            40.4           4042         0              Normal
  12/10/2023 09 PM PST            40.4           4033         -              Normal
  12/10/2023 10 PM PST            40.4           4033         0              Normal
  12/10/2023 11 PM PST            40.4           4033         0              Normal
  12/11/2023 12 AM PST            40.4           4024         -              Normal
  12/11/2023 01 AM PST            40.4           4024         0              Normal
  12/11/2023 02 AM PST            40.4           4024         0              Normal
  12/11/2023 03 AM PST            40.4           4024         0              Normal
  12/11/2023 04 AM PST            40.4           4015         -              Normal
  12/11/2023 05 AM PST            40.4           4015         0              Normal
  12/11/2023 06 AM PST            40.4           4015         0              Normal
  12/11/2023 07 AM PST            40.4           4015         0              Normal
  12/11/2023 08 AM PST            40.4           4015         0              Normal
  12/11/2023 09 AM PST            40.4           4005         -              Normal
  12/11/2023 10 AM PST            40.4           4005         0              Normal
  12/11/2023 11 AM PST            40.4           4005         0              Normal
  12/11/2023 12 PM PST            40.4           4005         0              Normal
  12/11/2023 01 PM PST            40.4           4005         0              Normal
  12/11/2023 02 PM PST            40.4           4005         0              Normal
  12/11/2023 03 PM PST            40.4           4005         0              Normal
  12/11/2023 04 PM PST            40.4           4005         0              Normal
  12/11/2023 05 PM PST            40.4           3996         -              Normal
  12/11/2023 06 PM PST            40.4           3996         0              Normal
  12/11/2023 07 PM PST            40.4           3996         0              Normal
  12/11/2023 08 PM PST            40.4           3996         0              Normal
  12/11/2023 09 PM PST            40.4           3996         0              Normal
  12/11/2023 10 PM PST            40.4           3996         0              Normal
  12/11/2023 11 PM PST            40.4           3996         0              Normal
  12/12/2023 12 AM PST            40.4           3996         0              Normal
  12/12/2023 01 AM PST            40.4           3996         0              Normal
  12/12/2023 02 AM PST            40.4           3996         0              Normal
  12/12/2023 03 AM PST            40.4           3996         0              Normal
  12/12/2023 04 AM PST            40.4           3996         0              Normal
  12/12/2023 05 AM PST            40.4           3996         0              Normal
  12/12/2023 06 AM PST            40.4           3996         0              Normal
  12/12/2023 07 AM PST            40.4           3996         0              Normal
  12/12/2023 08 AM PST            40.4           3996         0              Normal
  12/12/2023 09 AM PST            40.4           3996         0              Normal
  12/12/2023 10 AM PST            40.4           3996         0              Normal
  12/12/2023 11 AM PST            40.4           3996         0              Normal
  12/12/2023 12 PM PST            40.4           3996         0              Normal
  12/12/2023 01 PM PST            40.4           3996         0              Normal
  12/12/2023 02 PM PST            40.4           3996         0              Normal
  12/12/2023 03 PM PST            40.4           3996         0              Normal
  12/12/2023 04 PM PST            40.4           3996         0              Normal
  12/12/2023 05 PM PST            40.4           3996         0              Normal
  12/12/2023 06 PM PST            40.4           3996         0              Normal
  12/12/2023 07 PM PST            40.4           3996         0              Normal
  12/12/2023 08 PM PST            40.4           3996         0              Normal
  12/12/2023 09 PM PST            40.4           3996         0              Normal
  12/12/2023 10 PM PST            40.4           3996         0              Normal
  12/12/2023 11 PM PST            40.4           3996         0              Normal
  12/13/2023 12 AM PST            40.3           3987         -              Normal
  12/13/2023 01 AM PST            40.3           3987         0              Normal
  12/13/2023 02 AM PST            40.3           3987         0              Normal
  12/13/2023 03 AM PST            40.3           3987         0              Normal
  12/13/2023 04 AM PST            40.3           3987         0              Normal
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.