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: Saturday June 6th, 2026 12:36 PM CDT
River Status: Normal

  Height Flow
Currently 5.34 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
  Saturday 06/06/2026 01:00 PM 5.32 N/A
  Saturday 06/06/2026 02:00 PM 5.03 N/A
  Saturday 06/06/2026 03:00 PM 4.75 N/A
  Saturday 06/06/2026 04:00 PM 4.46 N/A
  Saturday 06/06/2026 05:00 PM 4.18 N/A
  Saturday 06/06/2026 06:00 PM 3.89 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Saturday 06/06/2026 10:36 AM 5.64 N/A
Saturday 06/06/2026 10:42 AM 5.63 N/A
Saturday 06/06/2026 10:48 AM 5.62 N/A
Saturday 06/06/2026 10:54 AM 5.61 N/A
Saturday 06/06/2026 11:00 AM 5.61 N/A
Saturday 06/06/2026 11:06 AM 5.60 N/A
Saturday 06/06/2026 11:12 AM 5.59 N/A
Saturday 06/06/2026 11:18 AM 5.58 N/A
Saturday 06/06/2026 11:24 AM 5.56 N/A
Saturday 06/06/2026 11:30 AM 5.54 N/A
Saturday 06/06/2026 11:36 AM 5.53 N/A
Saturday 06/06/2026 11:42 AM 5.51 N/A
Saturday 06/06/2026 11:48 AM 5.49 N/A
Saturday 06/06/2026 11:54 AM 5.47 N/A
Saturday 06/06/2026 12:00 PM 5.46 N/A
Saturday 06/06/2026 12:06 PM 5.44 N/A
Saturday 06/06/2026 12:12 PM 5.42 N/A
Saturday 06/06/2026 12:18 PM 5.40 N/A
Saturday 06/06/2026 12:24 PM 5.38 N/A
Saturday 06/06/2026 12:30 PM 5.36 N/A

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