Thunder Bay River Near Bolton

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Hydrograph

Latest Observation: Sunday April 19th, 2026 05:30 PM EDT
River Status: Not Defined

  Height Flow
Currently 16.7 ft 2.94 kcfs
Record 18.24 ft 3660 cfs

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
Sunday 04/19/2026 12:30 PM 16.82 3.04
Sunday 04/19/2026 12:45 PM 16.79 3.02
Sunday 04/19/2026 01:00 PM 16.80 3.02
Sunday 04/19/2026 01:15 PM 16.77 3.00
Sunday 04/19/2026 01:30 PM 16.80 3.02
Sunday 04/19/2026 01:45 PM 16.77 3.00
Sunday 04/19/2026 02:00 PM 16.74 2.97
Sunday 04/19/2026 02:15 PM 16.76 2.99
Sunday 04/19/2026 02:30 PM 16.75 2.98
Sunday 04/19/2026 02:45 PM 16.77 3.00
Sunday 04/19/2026 03:00 PM 16.75 2.98
Sunday 04/19/2026 03:15 PM 16.73 2.97
Sunday 04/19/2026 03:30 PM 16.76 2.99
Sunday 04/19/2026 03:45 PM 16.75 2.98
Sunday 04/19/2026 04:00 PM 16.70 2.94
Sunday 04/19/2026 04:15 PM 16.73 2.97
Sunday 04/19/2026 04:30 PM 16.72 2.96
Sunday 04/19/2026 04:45 PM 16.73 2.97
Sunday 04/19/2026 05:00 PM 16.71 2.95
Sunday 04/19/2026 05:15 PM 16.71 2.95

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