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 June 21st, 2026 08:30 PM CDT
River Status: Normal

  Height Flow
Currently 1.74 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 06/21/2026 05:00 PM 2.66 N/A
  Sunday 06/21/2026 06:00 PM 2.27 N/A
  Sunday 06/21/2026 07:00 PM 1.95 N/A
  Sunday 06/21/2026 08:00 PM 1.74 N/A
  Sunday 06/21/2026 09:00 PM 1.83 N/A
  Sunday 06/21/2026 10:00 PM 2.47 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Sunday 06/21/2026 06:36 PM 2.01 N/A
Sunday 06/21/2026 06:42 PM 1.97 N/A
Sunday 06/21/2026 06:48 PM 1.95 N/A
Sunday 06/21/2026 06:54 PM 1.93 N/A
Sunday 06/21/2026 07:00 PM 1.90 N/A
Sunday 06/21/2026 07:06 PM 1.87 N/A
Sunday 06/21/2026 07:12 PM 1.85 N/A
Sunday 06/21/2026 07:18 PM 1.82 N/A
Sunday 06/21/2026 07:24 PM 1.80 N/A
Sunday 06/21/2026 07:30 PM 1.78 N/A
Sunday 06/21/2026 07:36 PM 1.76 N/A
Sunday 06/21/2026 07:42 PM 1.75 N/A
Sunday 06/21/2026 07:48 PM 1.73 N/A
Sunday 06/21/2026 07:54 PM 1.72 N/A
Sunday 06/21/2026 08:00 PM 1.72 N/A
Sunday 06/21/2026 08:06 PM 1.72 N/A
Sunday 06/21/2026 08:12 PM 1.71 N/A
Sunday 06/21/2026 08:18 PM 1.72 N/A
Sunday 06/21/2026 08:24 PM 1.73 N/A
Sunday 06/21/2026 08:30 PM 1.74 N/A

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