Columbia River At St. Helens

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Hydrograph

Stage Color Key
14.5 ft - Near Flood 15.5 ft - Minor Flood 18 ft - Moderate Flood 21 ft - Major Flood

Latest Observation: Sunday October 18th, 2026 02:30 PM CDT
River Status: Normal

  Height Flow
Currently 2.58 ft N/A
Record 27.1 ft N/A

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Sunday 10/18/2026 02:00 PM 2.55 N/A
  Sunday 10/18/2026 03:00 PM 2.37 N/A
  Sunday 10/18/2026 04:00 PM 2.09 N/A
  Sunday 10/18/2026 05:00 PM 1.84 N/A
  Sunday 10/18/2026 06:00 PM 1.64 N/A
  Sunday 10/18/2026 07:00 PM 1.56 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Sunday 10/18/2026 12:36 PM 2.23 N/A
Sunday 10/18/2026 12:42 PM 2.27 N/A
Sunday 10/18/2026 12:48 PM 2.31 N/A
Sunday 10/18/2026 12:54 PM 2.34 N/A
Sunday 10/18/2026 01:00 PM 2.37 N/A
Sunday 10/18/2026 01:06 PM 2.40 N/A
Sunday 10/18/2026 01:12 PM 2.43 N/A
Sunday 10/18/2026 01:18 PM 2.46 N/A
Sunday 10/18/2026 01:24 PM 2.49 N/A
Sunday 10/18/2026 01:30 PM 2.51 N/A
Sunday 10/18/2026 01:36 PM 2.52 N/A
Sunday 10/18/2026 01:42 PM 2.54 N/A
Sunday 10/18/2026 01:48 PM 2.55 N/A
Sunday 10/18/2026 01:54 PM 2.56 N/A
Sunday 10/18/2026 02:00 PM 2.58 N/A
Sunday 10/18/2026 02:06 PM 2.58 N/A
Sunday 10/18/2026 02:12 PM 2.60 N/A
Sunday 10/18/2026 02:18 PM 2.60 N/A
Sunday 10/18/2026 02:24 PM 2.59 N/A
Sunday 10/18/2026 02:30 PM 2.58 N/A

Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather with mods by Saratoga-weather.org