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: Tuesday July 7th, 2026 01:24 AM CDT
River Status: Normal

  Height Flow
Currently 5.02 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
  Monday 07/06/2026 06:00 PM 2.04 N/A
  Monday 07/06/2026 07:00 PM 1.81 N/A
  Monday 07/06/2026 08:00 PM 1.90 N/A
  Monday 07/06/2026 09:00 PM 2.56 N/A
  Monday 07/06/2026 10:00 PM 3.66 N/A
  Monday 07/06/2026 11:00 PM 4.50 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 07/06/2026 11:36 PM 4.99 N/A
Monday 07/06/2026 11:42 PM 5.05 N/A
Monday 07/06/2026 11:48 PM 5.10 N/A
Monday 07/06/2026 11:54 PM 5.10 N/A
Tuesday 07/07/2026 12:00 AM 5.14 N/A
Tuesday 07/07/2026 12:06 AM 5.18 N/A
Tuesday 07/07/2026 12:12 AM 5.22 N/A
Tuesday 07/07/2026 12:18 AM 5.25 N/A
Tuesday 07/07/2026 12:24 AM 5.26 N/A
Tuesday 07/07/2026 12:30 AM 5.24 N/A
Tuesday 07/07/2026 12:36 AM 5.23 N/A
Tuesday 07/07/2026 12:42 AM 5.20 N/A
Tuesday 07/07/2026 12:48 AM 5.18 N/A
Tuesday 07/07/2026 12:54 AM 5.14 N/A
Tuesday 07/07/2026 01:00 AM 5.13 N/A
Tuesday 07/07/2026 01:06 AM 5.10 N/A
Tuesday 07/07/2026 01:12 AM 5.08 N/A
Tuesday 07/07/2026 01:18 AM 5.05 N/A
Tuesday 07/07/2026 01:24 AM 5.02 N/A
Tuesday 07/07/2026 01:30 AM 5.00 N/A

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