Thunder Bay River Near Bolton

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Hydrograph

Latest Observation: Monday October 5th, 2026 05:30 PM EDT
River Status: Not Defined

  Height Flow
Currently 11.82 ft 0.396 kcfs
Record 19.63 ft 5360 cfs

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
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
Monday 10/05/2026 02:30 PM 11.84 0.40
Monday 10/05/2026 02:45 PM 11.84 0.40
Monday 10/05/2026 03:00 PM 11.83 0.40
Monday 10/05/2026 03:15 PM 11.82 0.40
Monday 10/05/2026 03:30 PM 11.82 0.40
Monday 10/05/2026 03:45 PM 11.82 0.40
Monday 10/05/2026 04:00 PM 11.83 0.40
Monday 10/05/2026 04:15 PM 11.83 0.40
Monday 10/05/2026 04:30 PM 11.83 0.40
Monday 10/05/2026 04:45 PM 11.82 0.40
Monday 10/05/2026 05:00 PM 11.82 0.40
Monday 10/05/2026 05:15 PM 11.82 0.40

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