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: Friday May 9th, 2025 03:18 AM CDT
River Status: Normal

  Height Flow
Currently 4.9 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
  Thursday 05/08/2025 07:00 PM 4.48 N/A
  Thursday 05/08/2025 08:00 PM 4.29 N/A
  Thursday 05/08/2025 09:00 PM 4.08 N/A
  Thursday 05/08/2025 10:00 PM 3.86 N/A
  Thursday 05/08/2025 11:00 PM 3.65 N/A
  Friday 05/09/2025 12:00 AM 3.48 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 05/09/2025 01:36 AM 3.64 N/A
Friday 05/09/2025 01:42 AM 3.68 N/A
Friday 05/09/2025 01:48 AM 3.74 N/A
Friday 05/09/2025 01:54 AM 3.80 N/A
Friday 05/09/2025 02:00 AM 3.85 N/A
Friday 05/09/2025 02:06 AM 3.92 N/A
Friday 05/09/2025 02:12 AM 3.99 N/A
Friday 05/09/2025 02:18 AM 4.06 N/A
Friday 05/09/2025 02:24 AM 4.14 N/A
Friday 05/09/2025 02:30 AM 4.23 N/A
Friday 05/09/2025 02:36 AM 4.31 N/A
Friday 05/09/2025 02:42 AM 4.39 N/A
Friday 05/09/2025 02:48 AM 4.48 N/A
Friday 05/09/2025 02:54 AM 4.57 N/A
Friday 05/09/2025 03:00 AM 4.65 N/A
Friday 05/09/2025 03:06 AM 4.74 N/A
Friday 05/09/2025 03:12 AM 4.82 N/A
Friday 05/09/2025 03:18 AM 4.90 N/A
Friday 05/09/2025 03:24 AM 4.98 N/A
Friday 05/09/2025 03:30 AM 5.06 N/A

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