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: May 31 2023 at 7:58 AM PDTNext Issuance: Jun 01 2023 at 9:00 AM PDT
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:  05/31/2023 at 07:58 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/27/2023 at 04:00 AM PDT
# Maximum Observed Stage:                       48.2 Feet
# Maximum Observed Flow:                        13020 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/31/2023 at 08:00 AM PDT
# Maximum Forecast Stage:                       46.7 Feet
# Maximum Forecast Flow:                        11440 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/26/2023 07 AM PDT            48.0          12809                        Normal
  05/26/2023 08 AM PDT            48.1          12883         +              Normal
  05/26/2023 09 AM PDT            48.0          12872         -              Normal
  05/26/2023 10 AM PDT            48.0          12862         -              Normal
  05/26/2023 11 AM PDT            48.0          12798         -              Normal
  05/26/2023 12 PM PDT            48.1          12904         +              Normal
  05/26/2023 01 PM PDT            48.0          12872         -              Normal
  05/26/2023 02 PM PDT            48.0          12851         -              Normal
  05/26/2023 03 PM PDT            48.0          12862         +              Normal
  05/26/2023 04 PM PDT            48.1          12883         +              Normal
  05/26/2023 05 PM PDT            48.1          12893         +              Normal
  05/26/2023 06 PM PDT            48.1          12914         +              Normal
  05/26/2023 07 PM PDT            48.1          12925         +              Normal
  05/26/2023 08 PM PDT            48.1          12935         +              Normal
  05/26/2023 09 PM PDT            48.1          12914         -              Normal
  05/26/2023 10 PM PDT            48.1          12914         0              Normal
  05/26/2023 11 PM PDT            48.1          12967         +              Normal
  05/27/2023 12 AM PDT            48.1          12925         -              Normal
  05/27/2023 01 AM PDT            48.1          12935         +              Normal
  05/27/2023 02 AM PDT            48.1          12977         +              Normal
  05/27/2023 03 AM PDT            48.2          12998         +              Normal
  05/27/2023 04 AM PDT            48.2          13020         +              Normal
  05/27/2023 05 AM PDT            48.1          12883         -              Normal
  05/27/2023 06 AM PDT            48.1          12925         +              Normal
  05/27/2023 07 AM PDT            48.1          12883         -              Normal
  05/27/2023 08 AM PDT            48.0          12830         -              Normal
  05/27/2023 09 AM PDT            48.0          12809         -              Normal
  05/27/2023 10 AM PDT            48.0          12765         -              Normal
  05/27/2023 11 AM PDT            48.0          12787         +              Normal
  05/27/2023 12 PM PDT            47.9          12743         -              Normal
  05/27/2023 01 PM PDT            47.9          12700         -              Normal
  05/27/2023 02 PM PDT            47.8          12634         -              Normal
  05/27/2023 03 PM PDT            47.8          12624         -              Normal
  05/27/2023 04 PM PDT            47.8          12613         -              Normal
  05/27/2023 05 PM PDT            47.7          12537         -              Normal
  05/27/2023 06 PM PDT            47.7          12472         -              Normal
  05/27/2023 07 PM PDT            47.7          12505         +              Normal
  05/27/2023 08 PM PDT            47.6          12440         -              Normal
  05/27/2023 09 PM PDT            47.6          12387         -              Normal
  05/27/2023 10 PM PDT            47.6          12355         -              Normal
  05/27/2023 11 PM PDT            47.6          12408         +              Normal
  05/28/2023 12 AM PDT            47.5          12323         -              Normal
  05/28/2023 01 AM PDT            47.6          12344         +              Normal
  05/28/2023 02 AM PDT            47.5          12280         -              Normal
  05/28/2023 03 AM PDT            47.5          12333         +              Normal
  05/28/2023 04 AM PDT            47.5          12258         -              Normal
  05/28/2023 05 AM PDT            47.6          12344         +              Normal
  05/28/2023 06 AM PDT            47.5          12301         -              Normal
  05/28/2023 07 AM PDT            47.5          12269         -              Normal
  05/28/2023 08 AM PDT            47.5          12237         -              Normal
  05/28/2023 09 AM PDT            47.5          12323         +              Normal
  05/28/2023 10 AM PDT            47.5          12237         -              Normal
  05/28/2023 11 AM PDT            47.5          12258         +              Normal
  05/28/2023 12 PM PDT            47.5          12237         -              Normal
  05/28/2023 01 PM PDT            47.5          12226         -              Normal
  05/28/2023 02 PM PDT            47.4          12183         -              Normal
  05/28/2023 03 PM PDT            47.5          12226         +              Normal
  05/28/2023 04 PM PDT            47.5          12269         +              Normal
  05/28/2023 05 PM PDT            47.5          12226         -              Normal
  05/28/2023 06 PM PDT            47.4          12205         -              Normal
  05/28/2023 07 PM PDT            47.4          12173         -              Normal
  05/28/2023 08 PM PDT            47.4          12183         +              Normal
  05/28/2023 09 PM PDT            47.4          12205         +              Normal
  05/28/2023 10 PM PDT            47.4          12194         -              Normal
  05/28/2023 11 PM PDT            47.4          12162         -              Normal
  05/29/2023 12 AM PDT            47.4          12194         +              Normal
  05/29/2023 01 AM PDT            47.4          12173         -              Normal
  05/29/2023 02 AM PDT            47.4          12173         0              Normal
  05/29/2023 03 AM PDT            47.4          12205         +              Normal
  05/29/2023 04 AM PDT            47.4          12162         -              Normal
  05/29/2023 05 AM PDT            47.4          12151         -              Normal
  05/29/2023 06 AM PDT            47.4          12140         -              Normal
  05/29/2023 07 AM PDT            47.4          12151         +              Normal
  05/29/2023 08 AM PDT            47.4          12162         +              Normal
  05/29/2023 09 AM PDT            47.4          12194         +              Normal
  05/29/2023 10 AM PDT            47.4          12194         0              Normal
  05/29/2023 11 AM PDT            47.4          12130         -              Normal
  05/29/2023 12 PM PDT            47.4          12183         +              Normal
  05/29/2023 01 PM PDT            47.4          12173         -              Normal
  05/29/2023 02 PM PDT            47.4          12162         -              Normal
  05/29/2023 03 PM PDT            47.4          12151         -              Normal
  05/29/2023 04 PM PDT            47.4          12162         +              Normal
  05/29/2023 05 PM PDT            47.4          12151         -              Normal
  05/29/2023 06 PM PDT            47.4          12140         -              Normal
  05/29/2023 07 PM PDT            47.4          12130         -              Normal
  05/29/2023 08 PM PDT            47.4          12194         +              Normal
  05/29/2023 09 PM PDT            47.4          12162         -              Normal
  05/29/2023 10 PM PDT            47.4          12151         -              Normal
  05/29/2023 11 PM PDT            47.4          12130         -              Normal
  05/30/2023 12 AM PDT            47.4          12140         +              Normal
  05/30/2023 01 AM PDT            47.4          12140         0              Normal
  05/30/2023 02 AM PDT            47.3          12098         -              Normal
  05/30/2023 03 AM PDT            47.4          12119         +              Normal
  05/30/2023 04 AM PDT            47.3          12108         -              Normal
  05/30/2023 05 AM PDT            47.4          12162         +              Normal
  05/30/2023 06 AM PDT            47.3          12108         -              Normal
  05/30/2023 07 AM PDT            47.4          12173         +              Normal
  05/30/2023 08 AM PDT            47.3          12077         -              Normal
  05/30/2023 09 AM PDT            47.4          12140         +              Normal
  05/30/2023 10 AM PDT            47.3          12077         -              Normal
  05/30/2023 11 AM PDT            47.3          12066         -              Normal
  05/30/2023 12 PM PDT            47.3          12087         +              Normal
  05/30/2023 01 PM PDT            47.2          11992         -              Normal
  05/30/2023 02 PM PDT            47.2          11939         -              Normal
  05/30/2023 03 PM PDT            47.1          11865         -              Normal
  05/30/2023 04 PM PDT            47.1          11823         -              Normal
  05/30/2023 05 PM PDT            47.0          11781         -              Normal
  05/30/2023 06 PM PDT            47.1          11865         +              Normal
  05/30/2023 07 PM PDT            47.1          11813         -              Normal
  05/30/2023 08 PM PDT            47.0          11707         -              Normal
  05/30/2023 09 PM PDT            46.9          11664         -              Normal
  05/30/2023 10 PM PDT            47.0          11707         +              Normal
  05/30/2023 11 PM PDT            46.9          11664         -              Normal
  05/31/2023 12 AM PDT            47.2          11970         +              Normal
  05/31/2023 01 AM PDT            46.9          11675         -              Normal
  05/31/2023 02 AM PDT            46.9          11664         -              Normal
  05/31/2023 03 AM PDT            47.0          11707         +              Normal
  05/31/2023 04 AM PDT            46.9          11610         -              Normal
  05/31/2023 05 AM PDT            46.8          11504         -              Normal
  05/31/2023 06 AM PDT            46.8          11483         -              Normal
  05/31/2023 07 AM PDT            46.7          11461         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/31/2023 08 AM PDT            46.7          11440                        Normal
  05/31/2023 09 AM PDT            46.7          11419         -              Normal
  05/31/2023 10 AM PDT            46.7          11398         -              Normal
  05/31/2023 11 AM PDT            46.6          11377         -              Normal
  05/31/2023 12 PM PDT            46.6          11356         -              Normal
  05/31/2023 01 PM PDT            46.6          11335         -              Normal
  05/31/2023 02 PM PDT            46.6          11314         -              Normal
  05/31/2023 03 PM PDT            46.6          11293         -              Normal
  05/31/2023 04 PM PDT            46.6          11283         -              Normal
  05/31/2023 05 PM PDT            46.5          11262         -              Normal
  05/31/2023 06 PM PDT            46.5          11251         -              Normal
  05/31/2023 07 PM PDT            46.5          11241         -              Normal
  05/31/2023 08 PM PDT            46.5          11230         -              Normal
  05/31/2023 09 PM PDT            46.5          11230         0              Normal
  05/31/2023 10 PM PDT            46.5          11220         -              Normal
  05/31/2023 11 PM PDT            46.5          11220         0              Normal
  06/01/2023 12 AM PDT            46.5          11220         0              Normal
  06/01/2023 01 AM PDT            46.5          11209         -              Normal
  06/01/2023 02 AM PDT            46.5          11209         0              Normal
  06/01/2023 03 AM PDT            46.5          11199         -              Normal
  06/01/2023 04 AM PDT            46.5          11199         0              Normal
  06/01/2023 05 AM PDT            46.5          11188         -              Normal
  06/01/2023 06 AM PDT            46.5          11188         0              Normal
  06/01/2023 07 AM PDT            46.5          11178         -              Normal
  06/01/2023 08 AM PDT            46.5          11167         -              Normal
  06/01/2023 09 AM PDT            46.4          11157         -              Normal
  06/01/2023 10 AM PDT            46.4          11146         -              Normal
  06/01/2023 11 AM PDT            46.4          11146         0              Normal
  06/01/2023 12 PM PDT            46.4          11136         -              Normal
  06/01/2023 01 PM PDT            46.4          11125         -              Normal
  06/01/2023 02 PM PDT            46.4          11104         -              Normal
  06/01/2023 03 PM PDT            46.4          11093         -              Normal
  06/01/2023 04 PM PDT            46.4          11093         0              Normal
  06/01/2023 05 PM PDT            46.4          11083         -              Normal
  06/01/2023 06 PM PDT            46.4          11072         -              Normal
  06/01/2023 07 PM PDT            46.4          11062         -              Normal
  06/01/2023 08 PM PDT            46.3          11052         -              Normal
  06/01/2023 09 PM PDT            46.3          11052         0              Normal
  06/01/2023 10 PM PDT            46.3          11041         -              Normal
  06/01/2023 11 PM PDT            46.3          11031         -              Normal
  06/02/2023 12 AM PDT            46.3          11031         0              Normal
  06/02/2023 01 AM PDT            46.3          11020         -              Normal
  06/02/2023 02 AM PDT            46.3          11020         0              Normal
  06/02/2023 03 AM PDT            46.3          11010         -              Normal
  06/02/2023 04 AM PDT            46.3          11010         0              Normal
  06/02/2023 05 AM PDT            46.3          10999         -              Normal
  06/02/2023 06 AM PDT            46.3          10989         -              Normal
  06/02/2023 07 AM PDT            46.3          10989         0              Normal
  06/02/2023 08 AM PDT            46.3          10978         -              Normal
  06/02/2023 09 AM PDT            46.3          10968         -              Normal
  06/02/2023 10 AM PDT            46.3          10968         0              Normal
  06/02/2023 11 AM PDT            46.2          10958         -              Normal
  06/02/2023 12 PM PDT            46.2          10947         -              Normal
  06/02/2023 01 PM PDT            46.2          10937         -              Normal
  06/02/2023 02 PM PDT            46.2          10937         0              Normal
  06/02/2023 03 PM PDT            46.2          10926         -              Normal
  06/02/2023 04 PM PDT            46.2          10916         -              Normal
  06/02/2023 05 PM PDT            46.2          10906         -              Normal
  06/02/2023 06 PM PDT            46.2          10895         -              Normal
  06/02/2023 07 PM PDT            46.2          10895         0              Normal
  06/02/2023 08 PM PDT            46.2          10885         -              Normal
  06/02/2023 09 PM PDT            46.2          10875         -              Normal
  06/02/2023 10 PM PDT            46.2          10864         -              Normal
  06/02/2023 11 PM PDT            46.1          10854         -              Normal
  06/03/2023 12 AM PDT            46.1          10844         -              Normal
  06/03/2023 01 AM PDT            46.1          10833         -              Normal
  06/03/2023 02 AM PDT            46.1          10823         -              Normal
  06/03/2023 03 AM PDT            46.1          10813         -              Normal
  06/03/2023 04 AM PDT            46.1          10802         -              Normal
  06/03/2023 05 AM PDT            46.1          10792         -              Normal
  06/03/2023 06 AM PDT            46.1          10782         -              Normal
  06/03/2023 07 AM PDT            46.1          10772         -              Normal
  06/03/2023 08 AM PDT            46.1          10761         -              Normal
  06/03/2023 09 AM PDT            46.0          10751         -              Normal
  06/03/2023 10 AM PDT            46.0          10751         0              Normal
  06/03/2023 11 AM PDT            46.0          10741         -              Normal
  06/03/2023 12 PM PDT            46.0          10731         -              Normal
  06/03/2023 01 PM PDT            46.0          10720         -              Normal
  06/03/2023 02 PM PDT            46.0          10710         -              Normal
  06/03/2023 03 PM PDT            46.0          10700         -              Normal
  06/03/2023 04 PM PDT            46.0          10687         -              Normal
  06/03/2023 05 PM PDT            46.0          10687         0              Normal
  06/03/2023 06 PM PDT            46.0          10673         -              Normal
  06/03/2023 07 PM PDT            46.0          10660         -              Normal
  06/03/2023 08 PM PDT            46.0          10660         0              Normal
  06/03/2023 09 PM PDT            46.0          10647         -              Normal
  06/03/2023 10 PM PDT            46.0          10647         0              Normal
  06/03/2023 11 PM PDT            46.0          10633         -              Normal
  06/04/2023 12 AM PDT            45.9          10620         -              Normal
  06/04/2023 01 AM PDT            45.9          10620         0              Normal
  06/04/2023 02 AM PDT            45.9          10607         -              Normal
  06/04/2023 03 AM PDT            45.9          10607         0              Normal
  06/04/2023 04 AM PDT            45.9          10594         -              Normal
  06/04/2023 05 AM PDT            45.9          10594         0              Normal
  06/04/2023 06 AM PDT            45.9          10580         -              Normal
  06/04/2023 07 AM PDT            45.9          10580         0              Normal
  06/04/2023 08 AM PDT            45.9          10567         -              Normal
  06/04/2023 09 AM PDT            45.9          10567         0              Normal
  06/04/2023 10 AM PDT            45.9          10554         -              Normal
  06/04/2023 11 AM PDT            45.9          10554         0              Normal
  06/04/2023 12 PM PDT            45.9          10541         -              Normal
  06/04/2023 01 PM PDT            45.9          10541         0              Normal
  06/04/2023 02 PM PDT            45.9          10527         -              Normal
  06/04/2023 03 PM PDT            45.9          10527         0              Normal
  06/04/2023 04 PM PDT            45.9          10514         -              Normal
  06/04/2023 05 PM PDT            45.9          10514         0              Normal
  06/04/2023 06 PM PDT            45.9          10501         -              Normal
  06/04/2023 07 PM PDT            45.9          10501         0              Normal
  06/04/2023 08 PM PDT            45.9          10501         0              Normal
  06/04/2023 09 PM PDT            45.8          10488         -              Normal
  06/04/2023 10 PM PDT            45.8          10488         0              Normal
  06/04/2023 11 PM PDT            45.8          10488         0              Normal
  06/05/2023 12 AM PDT            45.8          10475         -              Normal
  06/05/2023 01 AM PDT            45.8          10475         0              Normal
  06/05/2023 02 AM PDT            45.8          10475         0              Normal
  06/05/2023 03 AM PDT            45.8          10462         -              Normal
  06/05/2023 04 AM PDT            45.8          10462         0              Normal
  06/05/2023 05 AM PDT            45.8          10462         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.