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SACRAMENTO RIVER - COLUSA BRIDGE (CLUC1)
| Latitude: 39.21º N | Longitude: 122.00º W | Elevation: 70 Feet | | | |
| Location: Colusa County in California | Bulletin Group: Upper Sacramento | River Group: Upper Sacramento |
| Issuance Time: | Dec 25 2025 at 9:06 PM PST | Next Issuance: | Dec 26 2025 at 9:00 AM PST
| |
| Action/Monitor: 63.0 Feet | Minor Flood: 70.0 Feet | Moderate Flood: 72.0 Feet | Major Flood: 73.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Colusa Bridge (CLUC1)
#
# File Generation Time: 12/25/2025 at 09:06 PM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 12/25/2025 at 09:00 PM PST
# Maximum Observed Stage: 65.07 Feet
# Maximum Observed Flow: 41772 cfs
#
# Earliest Date & Time of Maximum Forecast: 12/26/2025 at 11:00 PM PST
# Maximum Forecast Stage: 66.24 Feet
# Maximum Forecast Flow: 44834 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
12/20/2025 09 PM PST 47.16 11918 Normal
12/20/2025 10 PM PST 47.74 12537 + Normal
12/20/2025 11 PM PST 48.28 13115 + Normal
12/21/2025 12 AM PST 48.75 13657 + Normal
12/21/2025 01 AM PST 49.17 14178 + Normal
12/21/2025 02 AM PST 49.49 14577 + Normal
12/21/2025 03 AM PST 49.76 14915 + Normal
12/21/2025 04 AM PST 49.99 15207 + Normal
12/21/2025 05 AM PST 50.16 15420 + Normal
12/21/2025 06 AM PST 50.29 15583 + Normal
12/21/2025 07 AM PST 50.41 15735 + Normal
12/21/2025 08 AM PST 50.46 15799 + Normal
12/21/2025 09 AM PST 50.50 15850 + Normal
12/21/2025 10 AM PST 50.53 15891 + Normal
12/21/2025 11 AM PST 50.53 15891 0 Normal
12/21/2025 12 PM PST 50.53 15891 0 Normal
12/21/2025 01 PM PST 50.53 15891 0 Normal
12/21/2025 02 PM PST 50.53 15891 0 Normal
12/21/2025 03 PM PST 50.55 15918 + Normal
12/21/2025 04 PM PST 50.60 15986 + Normal
12/21/2025 05 PM PST 50.68 16096 + Normal
12/21/2025 06 PM PST 50.83 16303 + Normal
12/21/2025 07 PM PST 51.02 16567 + Normal
12/21/2025 08 PM PST 51.22 16841 + Normal
12/21/2025 09 PM PST 51.46 17174 + Normal
12/21/2025 10 PM PST 51.77 17605 + Normal
12/21/2025 11 PM PST 52.07 18028 + Normal
12/22/2025 12 AM PST 52.43 18539 + Normal
12/22/2025 01 AM PST 52.81 19078 + Normal
12/22/2025 02 AM PST 53.19 19632 + Normal
12/22/2025 03 AM PST 53.58 20220 + Normal
12/22/2025 04 AM PST 54.00 20860 + Normal
12/22/2025 05 AM PST 54.42 21505 + Normal
12/22/2025 06 AM PST 54.87 22198 + Normal
12/22/2025 07 AM PST 55.31 22881 + Normal
12/22/2025 08 AM PST 55.77 23604 + Normal
12/22/2025 09 AM PST 56.20 24288 + Normal
12/22/2025 10 AM PST 56.68 25056 + Normal
12/22/2025 11 AM PST 57.14 25795 + Normal
12/22/2025 12 PM PST 57.60 26543 + Normal
12/22/2025 01 PM PST 58.07 27325 + Normal
12/22/2025 02 PM PST 58.51 28118 + Normal
12/22/2025 03 PM PST 58.97 28955 + Normal
12/22/2025 04 PM PST 59.41 29763 + Normal
12/22/2025 05 PM PST 59.87 30616 + Normal
12/22/2025 06 PM PST 60.32 31459 + Normal
12/22/2025 07 PM PST 60.73 32275 + Normal
12/22/2025 08 PM PST 61.12 33090 + Normal
12/22/2025 09 PM PST 61.48 33848 + Normal
12/22/2025 10 PM PST 61.79 34502 + Normal
12/22/2025 11 PM PST 62.10 35164 + Normal
12/23/2025 12 AM PST 62.40 35812 + Normal
12/23/2025 01 AM PST 62.69 36426 + Normal
12/23/2025 02 AM PST 62.92 36911 + Normal
12/23/2025 03 AM PST 63.17 37435 + Action/Monitor
12/23/2025 04 AM PST 63.37 37855 + Action/Monitor
12/23/2025 05 AM PST 63.56 38257 + Action/Monitor
12/23/2025 06 AM PST 63.74 38641 + Action/Monitor
12/23/2025 07 AM PST 63.81 38791 + Action/Monitor
12/23/2025 08 AM PST 63.82 38812 + Action/Monitor
12/23/2025 09 AM PST 63.94 39070 + Action/Monitor
12/23/2025 10 AM PST 64.08 39389 + Action/Monitor
12/23/2025 11 AM PST 64.22 39720 + Action/Monitor
12/23/2025 12 PM PST 64.32 39959 + Action/Monitor
12/23/2025 01 PM PST 64.42 40198 + Action/Monitor
12/23/2025 02 PM PST 64.51 40414 + Action/Monitor
12/23/2025 03 PM PST 64.59 40606 + Action/Monitor
12/23/2025 04 PM PST 64.65 40750 + Action/Monitor
12/23/2025 05 PM PST 64.69 40847 + Action/Monitor
12/23/2025 06 PM PST 64.74 40968 + Action/Monitor
12/23/2025 07 PM PST 64.78 41064 + Action/Monitor
12/23/2025 08 PM PST 64.79 41089 + Action/Monitor
12/23/2025 09 PM PST 64.82 41161 + Action/Monitor
12/23/2025 10 PM PST 64.84 41210 + Action/Monitor
12/23/2025 11 PM PST 64.86 41259 + Action/Monitor
12/24/2025 12 AM PST 64.86 41259 0 Action/Monitor
12/24/2025 01 AM PST 64.82 41161 - Action/Monitor
12/24/2025 02 AM PST 64.84 41210 + Action/Monitor
12/24/2025 03 AM PST 64.79 41089 - Action/Monitor
12/24/2025 04 AM PST 64.74 40968 - Action/Monitor
12/24/2025 05 AM PST 64.73 40943 - Action/Monitor
12/24/2025 06 AM PST 64.69 40847 - Action/Monitor
12/24/2025 07 AM PST 64.66 40774 - Action/Monitor
12/24/2025 08 AM PST 64.62 40678 - Action/Monitor
12/24/2025 09 AM PST 64.56 40534 - Action/Monitor
12/24/2025 10 AM PST 64.50 40390 - Action/Monitor
12/24/2025 11 AM PST 64.42 40198 - Action/Monitor
12/24/2025 12 PM PST 64.36 40054 - Action/Monitor
12/24/2025 01 PM PST 64.28 39863 - Action/Monitor
12/24/2025 02 PM PST 64.21 39697 - Action/Monitor
12/24/2025 03 PM PST 64.13 39507 - Action/Monitor
12/24/2025 04 PM PST 64.05 39318 - Action/Monitor
12/24/2025 05 PM PST 63.97 39135 - Action/Monitor
12/24/2025 06 PM PST 63.88 38941 - Action/Monitor
12/24/2025 07 PM PST 63.82 38812 - Action/Monitor
12/24/2025 08 PM PST 63.74 38641 - Action/Monitor
12/24/2025 09 PM PST 63.72 38598 - Action/Monitor
12/24/2025 10 PM PST 63.73 38620 + Action/Monitor
12/24/2025 11 PM PST 63.71 38577 - Action/Monitor
12/25/2025 12 AM PST 63.68 38513 - Action/Monitor
12/25/2025 01 AM PST 63.70 38555 + Action/Monitor
12/25/2025 02 AM PST 63.75 38662 + Action/Monitor
12/25/2025 03 AM PST 63.81 38791 + Action/Monitor
12/25/2025 04 AM PST 63.86 38898 + Action/Monitor
12/25/2025 05 AM PST 63.93 39049 + Action/Monitor
12/25/2025 06 AM PST 64.00 39200 + Action/Monitor
12/25/2025 07 AM PST 64.09 39412 + Action/Monitor
12/25/2025 08 AM PST 64.15 39554 + Action/Monitor
12/25/2025 09 AM PST 64.22 39720 + Action/Monitor
12/25/2025 10 AM PST 64.30 39911 + Action/Monitor
12/25/2025 11 AM PST 64.39 40126 + Action/Monitor
12/25/2025 12 PM PST 64.45 40270 + Action/Monitor
12/25/2025 01 PM PST 64.51 40414 + Action/Monitor
12/25/2025 02 PM PST 64.58 40582 + Action/Monitor
12/25/2025 03 PM PST 64.64 40726 + Action/Monitor
12/25/2025 04 PM PST 64.72 40919 + Action/Monitor
12/25/2025 05 PM PST 64.80 41113 + Action/Monitor
12/25/2025 06 PM PST 64.86 41259 + Action/Monitor
12/25/2025 07 PM PST 64.93 41429 + Action/Monitor
12/25/2025 08 PM PST 65.00 41600 + Action/Monitor
12/25/2025 09 PM PST 65.07 41772 + Action/Monitor
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
12/25/2025 10 PM PST 65.14 41944 Action/Monitor
12/25/2025 11 PM PST 65.20 42093 + Action/Monitor
12/26/2025 12 AM PST 65.27 42266 + Action/Monitor
12/26/2025 01 AM PST 65.33 42415 + Action/Monitor
12/26/2025 02 AM PST 65.39 42565 + Action/Monitor
12/26/2025 03 AM PST 65.46 42740 + Action/Monitor
12/26/2025 04 AM PST 65.52 42890 + Action/Monitor
12/26/2025 05 AM PST 65.58 43040 + Action/Monitor
12/26/2025 06 AM PST 65.64 43190 + Action/Monitor
12/26/2025 07 AM PST 65.70 43341 + Action/Monitor
12/26/2025 08 AM PST 65.76 43492 + Action/Monitor
12/26/2025 09 AM PST 65.81 43618 + Action/Monitor
12/26/2025 10 AM PST 65.87 43770 + Action/Monitor
12/26/2025 11 AM PST 65.92 43897 + Action/Monitor
12/26/2025 12 PM PST 65.97 44024 + Action/Monitor
12/26/2025 01 PM PST 66.02 44161 + Action/Monitor
12/26/2025 02 PM PST 66.06 44283 + Action/Monitor
12/26/2025 03 PM PST 66.09 44374 + Action/Monitor
12/26/2025 04 PM PST 66.12 44466 + Action/Monitor
12/26/2025 05 PM PST 66.15 44558 + Action/Monitor
12/26/2025 06 PM PST 66.18 44650 + Action/Monitor
12/26/2025 07 PM PST 66.20 44711 + Action/Monitor
12/26/2025 08 PM PST 66.21 44742 + Action/Monitor
12/26/2025 09 PM PST 66.22 44773 + Action/Monitor
12/26/2025 10 PM PST 66.23 44803 + Action/Monitor
12/26/2025 11 PM PST 66.24 44834 + Action/Monitor
12/27/2025 12 AM PST 66.23 44803 - Action/Monitor
12/27/2025 01 AM PST 66.23 44803 0 Action/Monitor
12/27/2025 02 AM PST 66.22 44773 - Action/Monitor
12/27/2025 03 AM PST 66.20 44711 - Action/Monitor
12/27/2025 04 AM PST 66.18 44650 - Action/Monitor
12/27/2025 05 AM PST 66.16 44588 - Action/Monitor
12/27/2025 06 AM PST 66.13 44496 - Action/Monitor
12/27/2025 07 AM PST 66.10 44405 - Action/Monitor
12/27/2025 08 AM PST 66.07 44313 - Action/Monitor
12/27/2025 09 AM PST 66.03 44191 - Action/Monitor
12/27/2025 10 AM PST 65.99 44075 - Action/Monitor
12/27/2025 11 AM PST 65.94 43947 - Action/Monitor
12/27/2025 12 PM PST 65.89 43820 - Action/Monitor
12/27/2025 01 PM PST 65.84 43694 - Action/Monitor
12/27/2025 02 PM PST 65.79 43568 - Action/Monitor
12/27/2025 03 PM PST 65.73 43416 - Action/Monitor
12/27/2025 04 PM PST 65.68 43290 - Action/Monitor
12/27/2025 05 PM PST 65.63 43165 - Action/Monitor
12/27/2025 06 PM PST 65.57 43015 - Action/Monitor
12/27/2025 07 PM PST 65.51 42865 - Action/Monitor
12/27/2025 08 PM PST 65.46 42740 - Action/Monitor
12/27/2025 09 PM PST 65.40 42590 - Action/Monitor
12/27/2025 10 PM PST 65.34 42440 - Action/Monitor
12/27/2025 11 PM PST 65.28 42291 - Action/Monitor
12/28/2025 12 AM PST 65.22 42142 - Action/Monitor
12/28/2025 01 AM PST 65.16 41994 - Action/Monitor
12/28/2025 02 AM PST 65.09 41821 - Action/Monitor
12/28/2025 03 AM PST 65.01 41625 - Action/Monitor
12/28/2025 04 AM PST 64.94 41453 - Action/Monitor
12/28/2025 05 AM PST 64.86 41259 - Action/Monitor
12/28/2025 06 AM PST 64.78 41064 - Action/Monitor
12/28/2025 07 AM PST 64.70 40871 - Action/Monitor
12/28/2025 08 AM PST 64.61 40654 - Action/Monitor
12/28/2025 09 AM PST 64.53 40462 - Action/Monitor
12/28/2025 10 AM PST 64.45 40270 - Action/Monitor
12/28/2025 11 AM PST 64.36 40054 - Action/Monitor
12/28/2025 12 PM PST 64.27 39839 - Action/Monitor
12/28/2025 01 PM PST 64.16 39578 - Action/Monitor
12/28/2025 02 PM PST 64.04 39294 - Action/Monitor
12/28/2025 03 PM PST 63.91 39006 - Action/Monitor
12/28/2025 04 PM PST 63.78 38727 - Action/Monitor
12/28/2025 05 PM PST 63.66 38470 - Action/Monitor
12/28/2025 06 PM PST 63.53 38194 - Action/Monitor
12/28/2025 07 PM PST 63.41 37939 - Action/Monitor
12/28/2025 08 PM PST 63.29 37686 - Action/Monitor
12/28/2025 09 PM PST 63.17 37435 - Action/Monitor
12/28/2025 10 PM PST 63.05 37184 - Action/Monitor
12/28/2025 11 PM PST 62.94 36953 - Normal
12/29/2025 12 AM PST 62.81 36678 - Normal
12/29/2025 01 AM PST 62.61 36259 - Normal
12/29/2025 02 AM PST 62.42 35856 - Normal
12/29/2025 03 AM PST 62.24 35465 - Normal
12/29/2025 04 AM PST 62.07 35100 - Normal
12/29/2025 05 AM PST 61.90 34736 - Normal
12/29/2025 06 AM PST 61.74 34396 - Normal
12/29/2025 07 AM PST 61.58 34058 - Normal
12/29/2025 08 AM PST 61.42 33720 - Normal
12/29/2025 09 AM PST 61.27 33404 - Normal
12/29/2025 10 AM PST 61.13 33111 - Normal
12/29/2025 11 AM PST 60.99 32819 - Normal
12/29/2025 12 PM PST 60.86 32546 - Normal
12/29/2025 01 PM PST 60.73 32275 - Normal
12/29/2025 02 PM PST 60.60 32006 - Normal
12/29/2025 03 PM PST 60.48 31762 - Normal
12/29/2025 04 PM PST 60.35 31516 - Normal
12/29/2025 05 PM PST 60.20 31234 - Normal
12/29/2025 06 PM PST 60.05 30953 - Normal
12/29/2025 07 PM PST 59.91 30691 - Normal
12/29/2025 08 PM PST 59.76 30411 - Normal
12/29/2025 09 PM PST 59.58 30077 - Normal
12/29/2025 10 PM PST 59.39 29726 - Normal
12/29/2025 11 PM PST 59.21 29394 - Normal
12/30/2025 12 AM PST 59.03 29065 - Normal
12/30/2025 01 AM PST 58.85 28735 - Normal
12/30/2025 02 AM PST 58.69 28443 - Normal
12/30/2025 03 AM PST 58.53 28154 - Normal
12/30/2025 04 AM PST 58.39 27900 - 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.
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