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SACRAMENTO RIVER - RED BLUFF (RDBC1)
| Latitude: 40.15º N | Longitude: 122.20º W | Elevation: 231 Feet | | Forecast Type: Official Location |
| Location: Tehama County in California | Bulletin Group: Upper Sacramento | River Group: Upper Sacramento |
| Issuance Time: | Apr 27 2026 at 7:10 AM PDT | Next Issuance: | Apr 28 2026 at 9:00 AM PDT
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| Action/Monitor: 252.5 Feet | Minor Flood: 255.5 Feet | Moderate Flood: 257.6 Feet | Major Flood: 261.6 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Red Bluff (RDBC1)
#
# File Generation Time: 04/27/2026 at 07:10 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/22/2026 at 06:00 PM PDT
# Maximum Observed Stage: 242.07 Feet
# Maximum Observed Flow: 11321 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/27/2026 at 05:00 PM PDT
# Maximum Forecast Stage: 241.01 Feet
# Maximum Forecast Flow: 7166 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/22/2026 07 AM PDT 241.33 8402 Normal
04/22/2026 08 AM PDT 241.45 8880 + Normal
04/22/2026 09 AM PDT 241.56 9290 + Normal
04/22/2026 10 AM PDT 241.63 9560 + Normal
04/22/2026 11 AM PDT 241.67 9718 + Normal
04/22/2026 12 PM PDT 241.69 9798 + Normal
04/22/2026 01 PM PDT 241.72 9920 + Normal
04/22/2026 02 PM PDT 241.76 10083 + Normal
04/22/2026 03 PM PDT 241.85 10440 + Normal
04/22/2026 04 PM PDT 241.96 10872 + Normal
04/22/2026 05 PM PDT 242.04 11197 + Normal
04/22/2026 06 PM PDT 242.07 11321 + Normal
04/22/2026 07 PM PDT 242.06 11279 - Normal
04/22/2026 08 PM PDT 242.04 11197 - Normal
04/22/2026 09 PM PDT 242.01 11074 - Normal
04/22/2026 10 PM PDT 241.97 10912 - Normal
04/22/2026 11 PM PDT 241.92 10713 - Normal
04/23/2026 12 AM PDT 241.85 10440 - Normal
04/23/2026 01 AM PDT 241.75 10042 - Normal
04/23/2026 02 AM PDT 241.66 9679 - Normal
04/23/2026 03 AM PDT 241.57 9328 - Normal
04/23/2026 04 AM PDT 241.49 9027 - Normal
04/23/2026 05 AM PDT 241.42 8772 - Normal
04/23/2026 06 AM PDT 241.37 8571 - Normal
04/23/2026 07 AM PDT 241.32 8361 - Normal
04/23/2026 08 AM PDT 241.27 8155 - Normal
04/23/2026 09 AM PDT 241.23 7995 - Normal
04/23/2026 10 AM PDT 241.19 7837 - Normal
04/23/2026 11 AM PDT 241.16 7721 - Normal
04/23/2026 12 PM PDT 241.13 7607 - Normal
04/23/2026 01 PM PDT 241.12 7569 - Normal
04/23/2026 02 PM PDT 241.10 7494 - Normal
04/23/2026 03 PM PDT 241.08 7420 - Normal
04/23/2026 04 PM PDT 241.06 7346 - Normal
04/23/2026 05 PM PDT 241.05 7310 - Normal
04/23/2026 06 PM PDT 241.04 7273 - Normal
04/23/2026 07 PM PDT 241.04 7273 0 Normal
04/23/2026 08 PM PDT 241.04 7273 0 Normal
04/23/2026 09 PM PDT 241.06 7346 + Normal
04/23/2026 10 PM PDT 241.07 7383 + Normal
04/23/2026 11 PM PDT 241.06 7346 - Normal
04/24/2026 12 AM PDT 241.05 7310 - Normal
04/24/2026 01 AM PDT 241.03 7237 - Normal
04/24/2026 02 AM PDT 241.01 7166 - Normal
04/24/2026 03 AM PDT 240.98 7044 - Normal
04/24/2026 04 AM PDT 240.97 7002 - Normal
04/24/2026 05 AM PDT 240.95 6918 - Normal
04/24/2026 06 AM PDT 240.94 6876 - Normal
04/24/2026 07 AM PDT 240.93 6835 - Normal
04/24/2026 08 AM PDT 240.92 6794 - Normal
04/24/2026 09 AM PDT 240.91 6753 - Normal
04/24/2026 10 AM PDT 240.91 6753 0 Normal
04/24/2026 11 AM PDT 240.90 6712 - Normal
04/24/2026 12 PM PDT 240.90 6712 0 Normal
04/24/2026 01 PM PDT 240.89 6672 - Normal
04/24/2026 02 PM PDT 240.89 6672 0 Normal
04/24/2026 03 PM PDT 240.89 6672 0 Normal
04/24/2026 04 PM PDT 240.88 6632 - Normal
04/24/2026 05 PM PDT 240.88 6632 0 Normal
04/24/2026 06 PM PDT 240.88 6632 0 Normal
04/24/2026 07 PM PDT 240.87 6592 - Normal
04/24/2026 08 PM PDT 240.88 6632 + Normal
04/24/2026 09 PM PDT 240.88 6632 0 Normal
04/24/2026 10 PM PDT 240.88 6632 0 Normal
04/24/2026 11 PM PDT 240.90 6712 + Normal
04/25/2026 12 AM PDT 240.89 6672 - Normal
04/25/2026 01 AM PDT 240.89 6672 0 Normal
04/25/2026 02 AM PDT 240.89 6672 0 Normal
04/25/2026 03 AM PDT 240.88 6632 - Normal
04/25/2026 04 AM PDT 240.87 6592 - Normal
04/25/2026 05 AM PDT 240.86 6552 - Normal
04/25/2026 06 AM PDT 240.85 6513 - Normal
04/25/2026 07 AM PDT 240.84 6474 - Normal
04/25/2026 08 AM PDT 240.84 6474 0 Normal
04/25/2026 09 AM PDT 240.84 6474 0 Normal
04/25/2026 10 AM PDT 240.84 6474 0 Normal
04/25/2026 11 AM PDT 240.84 6474 0 Normal
04/25/2026 12 PM PDT 240.84 6474 0 Normal
04/25/2026 01 PM PDT 240.84 6474 0 Normal
04/25/2026 02 PM PDT 240.84 6474 0 Normal
04/25/2026 03 PM PDT 240.85 6513 + Normal
04/25/2026 04 PM PDT 240.84 6474 - Normal
04/25/2026 05 PM PDT 240.84 6474 0 Normal
04/25/2026 06 PM PDT 240.84 6474 0 Normal
04/25/2026 07 PM PDT 240.83 6435 - Normal
04/25/2026 08 PM PDT 240.83 6435 0 Normal
04/25/2026 09 PM PDT 240.82 6396 - Normal
04/25/2026 10 PM PDT 240.81 6357 - Normal
04/25/2026 11 PM PDT 240.80 6319 - Normal
04/26/2026 12 AM PDT 240.80 6319 0 Normal
04/26/2026 01 AM PDT 240.80 6319 0 Normal
04/26/2026 02 AM PDT 240.80 6319 0 Normal
04/26/2026 03 AM PDT 240.79 6281 - Normal
04/26/2026 04 AM PDT 240.79 6281 0 Normal
04/26/2026 05 AM PDT 240.79 6281 0 Normal
04/26/2026 06 AM PDT 240.78 6243 - Normal
04/26/2026 07 AM PDT 240.78 6243 0 Normal
04/26/2026 08 AM PDT 240.78 6243 0 Normal
04/26/2026 09 AM PDT 240.77 6206 - Normal
04/26/2026 10 AM PDT 240.77 6206 0 Normal
04/26/2026 11 AM PDT 240.77 6206 0 Normal
04/26/2026 12 PM PDT 240.77 6206 0 Normal
04/26/2026 01 PM PDT 240.77 6206 0 Normal
04/26/2026 02 PM PDT 240.78 6243 + Normal
04/26/2026 03 PM PDT 240.78 6243 0 Normal
04/26/2026 04 PM PDT 240.78 6243 0 Normal
04/26/2026 05 PM PDT 240.78 6243 0 Normal
04/26/2026 06 PM PDT 240.78 6243 0 Normal
04/26/2026 07 PM PDT 240.78 6243 0 Normal
04/26/2026 08 PM PDT 240.78 6243 0 Normal
04/26/2026 09 PM PDT 240.80 6319 + Normal
04/26/2026 10 PM PDT 240.82 6396 + Normal
04/26/2026 11 PM PDT 240.86 6552 + Normal
04/27/2026 12 AM PDT 240.89 6672 + Normal
04/27/2026 01 AM PDT 240.91 6753 + Normal
04/27/2026 02 AM PDT 240.92 6794 + Normal
04/27/2026 03 AM PDT 240.94 6876 + Normal
04/27/2026 04 AM PDT 240.95 6918 + Normal
04/27/2026 05 AM PDT 240.96 6960 + Normal
04/27/2026 06 AM PDT 240.95 6918 - Normal
04/27/2026 07 AM PDT 240.94 6876 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/27/2026 08 AM PDT 240.92 6794 Normal
04/27/2026 09 AM PDT 240.92 6794 0 Normal
04/27/2026 10 AM PDT 240.94 6876 + Normal
04/27/2026 11 AM PDT 240.95 6918 + Normal
04/27/2026 12 PM PDT 240.96 6960 + Normal
04/27/2026 01 PM PDT 240.98 7044 + Normal
04/27/2026 02 PM PDT 240.99 7087 + Normal
04/27/2026 03 PM PDT 241.00 7130 + Normal
04/27/2026 04 PM PDT 241.00 7130 0 Normal
04/27/2026 05 PM PDT 241.01 7166 + Normal
04/27/2026 06 PM PDT 241.01 7166 0 Normal
04/27/2026 07 PM PDT 241.00 7130 - Normal
04/27/2026 08 PM PDT 240.99 7087 - Normal
04/27/2026 09 PM PDT 240.98 7044 - Normal
04/27/2026 10 PM PDT 240.96 6960 - Normal
04/27/2026 11 PM PDT 240.95 6918 - Normal
04/28/2026 12 AM PDT 240.94 6876 - Normal
04/28/2026 01 AM PDT 240.93 6835 - Normal
04/28/2026 02 AM PDT 240.92 6794 - Normal
04/28/2026 03 AM PDT 240.91 6753 - Normal
04/28/2026 04 AM PDT 240.90 6712 - Normal
04/28/2026 05 AM PDT 240.90 6712 0 Normal
04/28/2026 06 AM PDT 240.89 6672 - Normal
04/28/2026 07 AM PDT 240.88 6632 - Normal
04/28/2026 08 AM PDT 240.88 6632 0 Normal
04/28/2026 09 AM PDT 240.87 6592 - Normal
04/28/2026 10 AM PDT 240.87 6592 0 Normal
04/28/2026 11 AM PDT 240.86 6552 - Normal
04/28/2026 12 PM PDT 240.86 6552 0 Normal
04/28/2026 01 PM PDT 240.85 6513 - Normal
04/28/2026 02 PM PDT 240.85 6513 0 Normal
04/28/2026 03 PM PDT 240.84 6474 - Normal
04/28/2026 04 PM PDT 240.84 6474 0 Normal
04/28/2026 05 PM PDT 240.83 6435 - Normal
04/28/2026 06 PM PDT 240.83 6435 0 Normal
04/28/2026 07 PM PDT 240.82 6396 - Normal
04/28/2026 08 PM PDT 240.82 6396 0 Normal
04/28/2026 09 PM PDT 240.82 6396 0 Normal
04/28/2026 10 PM PDT 240.81 6357 - Normal
04/28/2026 11 PM PDT 240.81 6357 0 Normal
04/29/2026 12 AM PDT 240.81 6357 0 Normal
04/29/2026 01 AM PDT 240.80 6319 - Normal
04/29/2026 02 AM PDT 240.80 6319 0 Normal
04/29/2026 03 AM PDT 240.80 6319 0 Normal
04/29/2026 04 AM PDT 240.80 6319 0 Normal
04/29/2026 05 AM PDT 240.80 6319 0 Normal
04/29/2026 06 AM PDT 240.79 6281 - Normal
04/29/2026 07 AM PDT 240.79 6281 0 Normal
04/29/2026 08 AM PDT 240.79 6281 0 Normal
04/29/2026 09 AM PDT 240.79 6281 0 Normal
04/29/2026 10 AM PDT 240.79 6281 0 Normal
04/29/2026 11 AM PDT 240.79 6281 0 Normal
04/29/2026 12 PM PDT 240.79 6281 0 Normal
04/29/2026 01 PM PDT 240.79 6281 0 Normal
04/29/2026 02 PM PDT 240.78 6243 - Normal
04/29/2026 03 PM PDT 240.78 6243 0 Normal
04/29/2026 04 PM PDT 240.78 6243 0 Normal
04/29/2026 05 PM PDT 240.78 6243 0 Normal
04/29/2026 06 PM PDT 240.77 6206 - Normal
04/29/2026 07 PM PDT 240.77 6206 0 Normal
04/29/2026 08 PM PDT 240.77 6206 0 Normal
04/29/2026 09 PM PDT 240.76 6168 - Normal
04/29/2026 10 PM PDT 240.76 6168 0 Normal
04/29/2026 11 PM PDT 240.76 6168 0 Normal
04/30/2026 12 AM PDT 240.76 6168 0 Normal
04/30/2026 01 AM PDT 240.75 6131 - Normal
04/30/2026 02 AM PDT 240.75 6131 0 Normal
04/30/2026 03 AM PDT 240.75 6131 0 Normal
04/30/2026 04 AM PDT 240.75 6131 0 Normal
04/30/2026 05 AM PDT 240.75 6131 0 Normal
04/30/2026 06 AM PDT 240.75 6131 0 Normal
04/30/2026 07 AM PDT 240.75 6131 0 Normal
04/30/2026 08 AM PDT 240.75 6131 0 Normal
04/30/2026 09 AM PDT 240.75 6131 0 Normal
04/30/2026 10 AM PDT 240.74 6094 - Normal
04/30/2026 11 AM PDT 240.74 6094 0 Normal
04/30/2026 12 PM PDT 240.74 6094 0 Normal
04/30/2026 01 PM PDT 240.74 6094 0 Normal
04/30/2026 02 PM PDT 240.74 6094 0 Normal
04/30/2026 03 PM PDT 240.74 6094 0 Normal
04/30/2026 04 PM PDT 240.73 6058 - Normal
04/30/2026 05 PM PDT 240.73 6058 0 Normal
04/30/2026 06 PM PDT 240.73 6058 0 Normal
04/30/2026 07 PM PDT 240.73 6058 0 Normal
04/30/2026 08 PM PDT 240.72 6021 - Normal
04/30/2026 09 PM PDT 240.72 6021 0 Normal
04/30/2026 10 PM PDT 240.72 6021 0 Normal
04/30/2026 11 PM PDT 240.72 6021 0 Normal
05/01/2026 12 AM PDT 240.72 6021 0 Normal
05/01/2026 01 AM PDT 240.71 5985 - Normal
05/01/2026 02 AM PDT 240.71 5985 0 Normal
05/01/2026 03 AM PDT 240.71 5985 0 Normal
05/01/2026 04 AM PDT 240.71 5985 0 Normal
05/01/2026 05 AM PDT 240.71 5985 0 Normal
05/01/2026 06 AM PDT 240.70 5949 - Normal
05/01/2026 07 AM PDT 240.70 5949 0 Normal
05/01/2026 08 AM PDT 240.70 5949 0 Normal
05/01/2026 09 AM PDT 240.70 5949 0 Normal
05/01/2026 10 AM PDT 240.70 5949 0 Normal
05/01/2026 11 AM PDT 240.70 5949 0 Normal
05/01/2026 12 PM PDT 240.70 5949 0 Normal
05/01/2026 01 PM PDT 240.69 5913 - Normal
05/01/2026 02 PM PDT 240.69 5913 0 Normal
05/01/2026 03 PM PDT 240.69 5913 0 Normal
05/01/2026 04 PM PDT 240.69 5913 0 Normal
05/01/2026 05 PM PDT 240.69 5913 0 Normal
05/01/2026 06 PM PDT 240.69 5913 0 Normal
05/01/2026 07 PM PDT 240.69 5913 0 Normal
05/01/2026 08 PM PDT 240.68 5877 - Normal
05/01/2026 09 PM PDT 240.68 5877 0 Normal
05/01/2026 10 PM PDT 240.68 5877 0 Normal
05/01/2026 11 PM PDT 240.68 5877 0 Normal
05/02/2026 12 AM PDT 240.68 5877 0 Normal
05/02/2026 01 AM PDT 240.68 5877 0 Normal
05/02/2026 02 AM PDT 240.68 5877 0 Normal
05/02/2026 03 AM PDT 240.67 5842 - Normal
05/02/2026 04 AM PDT 240.67 5842 0 Normal
05/02/2026 05 AM PDT 240.67 5842 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.
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