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KLAMATH RIVER - ORLEANS (ONSC1)
| Latitude: 41.30º N | Longitude: 123.54º W | Elevation: 354 Feet | | Forecast Type: Official Location |
| Location: Humboldt County in California | Bulletin Group: North Coast | River Group: Klamath |
| Issuance Time: | Apr 07 2026 at 1:49 PM PDT | Next Issuance: | Apr 08 2026 at 9:00 AM PDT
| |
| Action/Monitor: 32.0 Feet | Minor Flood: 38.0 Feet | Moderate Flood: 43.0 Feet | Major Flood: 48.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Klamath River - Orleans (ONSC1)
#
# File Generation Time: 04/07/2026 at 01:49 PM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/02/2026 at 01:00 PM PDT
# Maximum Observed Stage: 5.75 Feet
# Maximum Observed Flow: 6298 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/12/2026 at 12:00 AM PDT
# Maximum Forecast Stage: 7.75 Feet
# Maximum Forecast Flow: 9802 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/02/2026 01 PM PDT 5.75 6298 Normal
04/02/2026 02 PM PDT 5.69 6205 - Normal
04/02/2026 03 PM PDT 5.62 6098 - Normal
04/02/2026 04 PM PDT 5.63 6113 + Normal
04/02/2026 05 PM PDT 5.57 6022 - Normal
04/02/2026 06 PM PDT 5.54 5977 - Normal
04/02/2026 07 PM PDT 5.50 5916 - Normal
04/02/2026 08 PM PDT 5.47 5871 - Normal
04/02/2026 09 PM PDT 5.45 5841 - Normal
04/02/2026 10 PM PDT 5.43 5811 - Normal
04/02/2026 11 PM PDT 5.43 5811 0 Normal
04/03/2026 12 AM PDT 5.40 5766 - Normal
04/03/2026 01 AM PDT 5.40 5766 0 Normal
04/03/2026 02 AM PDT 5.38 5736 - Normal
04/03/2026 03 AM PDT 5.37 5721 - Normal
04/03/2026 04 AM PDT 5.37 5721 0 Normal
04/03/2026 05 AM PDT 5.38 5736 + Normal
04/03/2026 06 AM PDT 5.39 5751 + Normal
04/03/2026 07 AM PDT 5.37 5721 - Normal
04/03/2026 08 AM PDT 5.34 5676 - Normal
04/03/2026 09 AM PDT 5.34 5676 0 Normal
04/03/2026 10 AM PDT 5.34 5676 0 Normal
04/03/2026 11 AM PDT 5.32 5646 - Normal
04/03/2026 12 PM PDT 5.31 5631 - Normal
04/03/2026 01 PM PDT 5.31 5631 0 Normal
04/03/2026 02 PM PDT 5.30 5616 - Normal
04/03/2026 03 PM PDT 5.28 5587 - Normal
04/03/2026 04 PM PDT 5.27 5572 - Normal
04/03/2026 05 PM PDT 5.25 5542 - Normal
04/03/2026 06 PM PDT 5.24 5527 - Normal
04/03/2026 07 PM PDT 5.24 5527 0 Normal
04/03/2026 08 PM PDT 5.20 5468 - Normal
04/03/2026 09 PM PDT 5.21 5483 + Normal
04/03/2026 10 PM PDT 5.20 5468 - Normal
04/03/2026 11 PM PDT 5.19 5454 - Normal
04/04/2026 12 AM PDT 5.18 5439 - Normal
04/04/2026 01 AM PDT 5.20 5468 + Normal
04/04/2026 02 AM PDT 5.20 5468 0 Normal
04/04/2026 03 AM PDT 5.21 5483 + Normal
04/04/2026 04 AM PDT 5.19 5454 - Normal
04/04/2026 05 AM PDT 5.18 5439 - Normal
04/04/2026 06 AM PDT 5.20 5468 + Normal
04/04/2026 07 AM PDT 5.20 5468 0 Normal
04/04/2026 08 AM PDT 5.18 5439 - Normal
04/04/2026 09 AM PDT 5.19 5454 + Normal
04/04/2026 10 AM PDT 5.20 5468 + Normal
04/04/2026 11 AM PDT 5.20 5468 0 Normal
04/04/2026 12 PM PDT 5.19 5454 - Normal
04/04/2026 01 PM PDT 5.22 5498 + Normal
04/04/2026 02 PM PDT 5.21 5483 - Normal
04/04/2026 03 PM PDT 5.19 5454 - Normal
04/04/2026 04 PM PDT 5.20 5468 + Normal
04/04/2026 05 PM PDT 5.20 5468 0 Normal
04/04/2026 06 PM PDT 5.18 5439 - Normal
04/04/2026 07 PM PDT 5.16 5410 - Normal
04/04/2026 08 PM PDT 5.14 5380 - Normal
04/04/2026 09 PM PDT 5.15 5395 + Normal
04/04/2026 10 PM PDT 5.15 5395 0 Normal
04/04/2026 11 PM PDT 5.16 5410 + Normal
04/05/2026 12 AM PDT 5.18 5439 + Normal
04/05/2026 01 AM PDT 5.18 5439 0 Normal
04/05/2026 02 AM PDT 5.20 5468 + Normal
04/05/2026 03 AM PDT 5.20 5468 0 Normal
04/05/2026 04 AM PDT 5.22 5498 + Normal
04/05/2026 05 AM PDT 5.22 5498 0 Normal
04/05/2026 06 AM PDT 5.22 5498 0 Normal
04/05/2026 07 AM PDT 5.23 5513 + Normal
04/05/2026 08 AM PDT 5.23 5513 0 Normal
04/05/2026 09 AM PDT 5.25 5542 + Normal
04/05/2026 10 AM PDT 5.25 5542 0 Normal
04/05/2026 11 AM PDT 5.24 5527 - Normal
04/05/2026 12 PM PDT 5.26 5557 + Normal
04/05/2026 01 PM PDT 5.23 5513 - Normal
04/05/2026 02 PM PDT 5.25 5542 + Normal
04/05/2026 03 PM PDT 5.25 5542 0 Normal
04/05/2026 04 PM PDT 5.23 5513 - Normal
04/05/2026 05 PM PDT 5.23 5513 0 Normal
04/05/2026 06 PM PDT 5.23 5513 0 Normal
04/05/2026 07 PM PDT 5.22 5498 - Normal
04/05/2026 08 PM PDT 5.20 5468 - Normal
04/05/2026 09 PM PDT 5.19 5454 - Normal
04/05/2026 10 PM PDT 5.19 5454 0 Normal
04/05/2026 11 PM PDT 5.20 5468 + Normal
04/06/2026 12 AM PDT 5.19 5454 - Normal
04/06/2026 01 AM PDT 5.20 5468 + Normal
04/06/2026 02 AM PDT 5.21 5483 + Normal
04/06/2026 03 AM PDT 5.18 5439 - Normal
04/06/2026 04 AM PDT 5.19 5454 + Normal
04/06/2026 05 AM PDT 5.18 5439 - Normal
04/06/2026 06 AM PDT 5.22 5498 + Normal
04/06/2026 07 AM PDT 5.23 5513 + Normal
04/06/2026 08 AM PDT 5.21 5483 - Normal
04/06/2026 09 AM PDT 5.22 5498 + Normal
04/06/2026 10 AM PDT 5.21 5483 - Normal
04/06/2026 11 AM PDT 5.21 5483 0 Normal
04/06/2026 12 PM PDT 5.19 5454 - Normal
04/06/2026 01 PM PDT 5.21 5483 + Normal
04/06/2026 02 PM PDT 5.19 5454 - Normal
04/06/2026 03 PM PDT 5.18 5439 - Normal
04/06/2026 04 PM PDT 5.18 5439 0 Normal
04/06/2026 05 PM PDT 5.17 5424 - Normal
04/06/2026 06 PM PDT 5.18 5439 + Normal
04/06/2026 07 PM PDT 5.17 5424 - Normal
04/06/2026 08 PM PDT 5.15 5395 - Normal
04/06/2026 09 PM PDT 5.12 5351 - Normal
04/06/2026 10 PM PDT 5.16 5410 + Normal
04/06/2026 11 PM PDT 5.14 5380 - Normal
04/07/2026 12 AM PDT 5.12 5351 - Normal
04/07/2026 01 AM PDT 5.11 5336 - Normal
04/07/2026 02 AM PDT 5.12 5351 + Normal
04/07/2026 03 AM PDT 5.11 5336 - Normal
04/07/2026 04 AM PDT 5.13 5366 + Normal
04/07/2026 05 AM PDT 5.11 5336 - Normal
04/07/2026 06 AM PDT 5.11 5336 0 Normal
04/07/2026 07 AM PDT 5.12 5351 + Normal
04/07/2026 08 AM PDT 5.10 5322 - Normal
04/07/2026 09 AM PDT 5.09 5307 - Normal
04/07/2026 10 AM PDT 5.10 5322 + Normal
04/07/2026 11 AM PDT 5.09 5307 - Normal
04/07/2026 12 PM PDT 5.09 5307 0 Normal
04/07/2026 01 PM PDT 5.08 5292 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/07/2026 02 PM PDT 5.08 5292 Normal
04/07/2026 03 PM PDT 5.07 5278 - Normal
04/07/2026 04 PM PDT 5.06 5263 - Normal
04/07/2026 05 PM PDT 5.06 5263 0 Normal
04/07/2026 06 PM PDT 5.05 5249 - Normal
04/07/2026 07 PM PDT 5.05 5249 0 Normal
04/07/2026 08 PM PDT 5.05 5249 0 Normal
04/07/2026 09 PM PDT 5.05 5249 0 Normal
04/07/2026 10 PM PDT 5.05 5249 0 Normal
04/07/2026 11 PM PDT 5.05 5249 0 Normal
04/08/2026 12 AM PDT 5.04 5234 - Normal
04/08/2026 01 AM PDT 5.04 5234 0 Normal
04/08/2026 02 AM PDT 5.04 5234 0 Normal
04/08/2026 03 AM PDT 5.03 5220 - Normal
04/08/2026 04 AM PDT 5.03 5220 0 Normal
04/08/2026 05 AM PDT 5.02 5205 - Normal
04/08/2026 06 AM PDT 5.02 5205 0 Normal
04/08/2026 07 AM PDT 5.01 5191 - Normal
04/08/2026 08 AM PDT 5.00 5176 - Normal
04/08/2026 09 AM PDT 5.00 5176 0 Normal
04/08/2026 10 AM PDT 4.99 5162 - Normal
04/08/2026 11 AM PDT 4.99 5162 0 Normal
04/08/2026 12 PM PDT 4.98 5147 - Normal
04/08/2026 01 PM PDT 4.97 5133 - Normal
04/08/2026 02 PM PDT 4.97 5133 0 Normal
04/08/2026 03 PM PDT 4.97 5133 0 Normal
04/08/2026 04 PM PDT 4.99 5162 + Normal
04/08/2026 05 PM PDT 5.01 5191 + Normal
04/08/2026 06 PM PDT 5.04 5234 + Normal
04/08/2026 07 PM PDT 5.07 5278 + Normal
04/08/2026 08 PM PDT 5.11 5336 + Normal
04/08/2026 09 PM PDT 5.15 5395 + Normal
04/08/2026 10 PM PDT 5.18 5439 + Normal
04/08/2026 11 PM PDT 5.21 5483 + Normal
04/09/2026 12 AM PDT 5.24 5527 + Normal
04/09/2026 01 AM PDT 5.26 5557 + Normal
04/09/2026 02 AM PDT 5.28 5587 + Normal
04/09/2026 03 AM PDT 5.30 5616 + Normal
04/09/2026 04 AM PDT 5.30 5616 0 Normal
04/09/2026 05 AM PDT 5.31 5631 + Normal
04/09/2026 06 AM PDT 5.30 5616 - Normal
04/09/2026 07 AM PDT 5.30 5616 0 Normal
04/09/2026 08 AM PDT 5.29 5601 - Normal
04/09/2026 09 AM PDT 5.28 5587 - Normal
04/09/2026 10 AM PDT 5.28 5587 0 Normal
04/09/2026 11 AM PDT 5.27 5572 - Normal
04/09/2026 12 PM PDT 5.26 5557 - Normal
04/09/2026 01 PM PDT 5.26 5557 0 Normal
04/09/2026 02 PM PDT 5.27 5572 + Normal
04/09/2026 03 PM PDT 5.28 5587 + Normal
04/09/2026 04 PM PDT 5.31 5631 + Normal
04/09/2026 05 PM PDT 5.36 5706 + Normal
04/09/2026 06 PM PDT 5.43 5811 + Normal
04/09/2026 07 PM PDT 5.51 5931 + Normal
04/09/2026 08 PM PDT 5.61 6083 + Normal
04/09/2026 09 PM PDT 5.71 6236 + Normal
04/09/2026 10 PM PDT 5.80 6375 + Normal
04/09/2026 11 PM PDT 5.89 6515 + Normal
04/10/2026 12 AM PDT 5.98 6655 + Normal
04/10/2026 01 AM PDT 6.05 6765 + Normal
04/10/2026 02 AM PDT 6.12 6876 + Normal
04/10/2026 03 AM PDT 6.17 6956 + Normal
04/10/2026 04 AM PDT 6.20 7003 + Normal
04/10/2026 05 AM PDT 6.21 7019 + Normal
04/10/2026 06 AM PDT 6.21 7019 0 Normal
04/10/2026 07 AM PDT 6.19 6987 - Normal
04/10/2026 08 AM PDT 6.15 6924 - Normal
04/10/2026 09 AM PDT 6.12 6876 - Normal
04/10/2026 10 AM PDT 6.10 6844 - Normal
04/10/2026 11 AM PDT 6.09 6829 - Normal
04/10/2026 12 PM PDT 6.08 6813 - Normal
04/10/2026 01 PM PDT 6.08 6813 0 Normal
04/10/2026 02 PM PDT 6.09 6829 + Normal
04/10/2026 03 PM PDT 6.11 6860 + Normal
04/10/2026 04 PM PDT 6.15 6924 + Normal
04/10/2026 05 PM PDT 6.21 7019 + Normal
04/10/2026 06 PM PDT 6.30 7163 + Normal
04/10/2026 07 PM PDT 6.40 7325 + Normal
04/10/2026 08 PM PDT 6.51 7503 + Normal
04/10/2026 09 PM PDT 6.61 7667 + Normal
04/10/2026 10 PM PDT 6.68 7782 + Normal
04/10/2026 11 PM PDT 6.72 7848 + Normal
04/11/2026 12 AM PDT 6.74 7881 + Normal
04/11/2026 01 AM PDT 6.72 7848 - Normal
04/11/2026 02 AM PDT 6.69 7799 - Normal
04/11/2026 03 AM PDT 6.66 7749 - Normal
04/11/2026 04 AM PDT 6.63 7700 - Normal
04/11/2026 05 AM PDT 6.60 7651 - Normal
04/11/2026 06 AM PDT 6.57 7601 - Normal
04/11/2026 07 AM PDT 6.55 7569 - Normal
04/11/2026 08 AM PDT 6.55 7569 0 Normal
04/11/2026 09 AM PDT 6.55 7569 0 Normal
04/11/2026 10 AM PDT 6.58 7618 + Normal
04/11/2026 11 AM PDT 6.62 7683 + Normal
04/11/2026 12 PM PDT 6.68 7782 + Normal
04/11/2026 01 PM PDT 6.76 7915 + Normal
04/11/2026 02 PM PDT 6.84 8051 + Normal
04/11/2026 03 PM PDT 6.93 8212 + Normal
04/11/2026 04 PM PDT 7.04 8411 + Normal
04/11/2026 05 PM PDT 7.16 8630 + Normal
04/11/2026 06 PM PDT 7.29 8869 + Normal
04/11/2026 07 PM PDT 7.42 9125 + Normal
04/11/2026 08 PM PDT 7.54 9369 + Normal
04/11/2026 09 PM PDT 7.64 9574 + Normal
04/11/2026 10 PM PDT 7.71 9718 + Normal
04/11/2026 11 PM PDT 7.74 9781 + Normal
04/12/2026 12 AM PDT 7.75 9802 + Normal
04/12/2026 01 AM PDT 7.72 9739 - Normal
04/12/2026 02 AM PDT 7.68 9656 - Normal
04/12/2026 03 AM PDT 7.63 9553 - Normal
04/12/2026 04 AM PDT 7.59 9471 - Normal
04/12/2026 05 AM PDT 7.55 9389 - 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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