Thunder Bay River Near Bolton

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Hydrograph

Latest Observation: Monday October 5th, 2026 02:30 PM EDT
River Status: Not Defined

  Height Flow
Currently 11.84 ft 0.403 kcfs
Record 19.63 ft 5360 cfs

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
Monday 10/05/2026 09:30 AM 11.87 0.41
Monday 10/05/2026 09:45 AM 11.86 0.41
Monday 10/05/2026 10:00 AM 11.87 0.41
Monday 10/05/2026 10:15 AM 11.86 0.41
Monday 10/05/2026 10:30 AM 11.86 0.41
Monday 10/05/2026 10:45 AM 11.86 0.41
Monday 10/05/2026 11:00 AM 11.85 0.41
Monday 10/05/2026 11:15 AM 11.86 0.41
Monday 10/05/2026 11:30 AM 11.85 0.41
Monday 10/05/2026 11:45 AM 11.85 0.41
Monday 10/05/2026 12:00 PM 11.85 0.41
Monday 10/05/2026 12:15 PM 11.84 0.40
Monday 10/05/2026 12:30 PM 11.85 0.41
Monday 10/05/2026 12:45 PM 11.84 0.40
Monday 10/05/2026 01:00 PM 11.85 0.41
Monday 10/05/2026 01:15 PM 11.85 0.41
Monday 10/05/2026 01:30 PM 11.84 0.40
Monday 10/05/2026 01:45 PM 11.84 0.40
Monday 10/05/2026 02:00 PM 11.84 0.40
Monday 10/05/2026 02:15 PM 11.84 0.40

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