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Souhegan River At Merrimack

Back to River Summary

Hydrograph

Stage Color Key
8 ft - Near Flood 9 ft - Minor Flood 11 ft - Moderate Flood 13 ft - Major Flood

Latest Observation: Friday June 19th, 2026 03:30 PM EDT
River Status: Normal

  Height Flow
Currently 2.49 ft 0.0684 kcfs
Record 16.2 ft 16900 cfs

Forecast
  Date (EDT) Stage (ft) Flow (kcfs)
  Friday 06/19/2026 02:00 PM 2.50 0.07
  Friday 06/19/2026 08:00 PM 2.40 0.06
  Saturday 06/20/2026 02:00 AM 2.40 0.06
  Saturday 06/20/2026 08:00 AM 2.40 0.06
  Saturday 06/20/2026 02:00 PM 2.40 0.06
  Saturday 06/20/2026 08:00 PM 2.40 0.06
  Sunday 06/21/2026 02:00 AM 2.40 0.06

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
Friday 06/19/2026 03:30 PM 2.49 0.07
Friday 06/19/2026 03:15 PM 2.49 0.07
Friday 06/19/2026 03:00 PM 2.49 0.07
Friday 06/19/2026 02:45 PM 2.49 0.07
Friday 06/19/2026 02:30 PM 2.49 0.07
Friday 06/19/2026 02:15 PM 2.49 0.07
Friday 06/19/2026 02:01 PM 2.49 0.07
Friday 06/19/2026 02:00 PM 2.49 0.07
Friday 06/19/2026 01:45 PM 2.49 0.07
Friday 06/19/2026 01:30 PM 2.49 0.07
Friday 06/19/2026 01:15 PM 2.49 0.07
Friday 06/19/2026 01:00 PM 2.48 0.07
Friday 06/19/2026 12:45 PM 2.48 0.07
Friday 06/19/2026 12:30 PM 2.48 0.07
Friday 06/19/2026 12:15 PM 2.48 0.07
Friday 06/19/2026 12:00 PM 2.48 0.07
Friday 06/19/2026 11:45 AM 2.48 0.07
Friday 06/19/2026 11:30 AM 2.47 0.07
Friday 06/19/2026 11:15 AM 2.47 0.07
Friday 06/19/2026 11:00 AM 2.47 0.07
Friday 06/19/2026 10:45 AM 2.47 0.07
Friday 06/19/2026 10:30 AM 2.47 0.07
Friday 06/19/2026 10:15 AM 2.47 0.07
Friday 06/19/2026 10:00 AM 2.47 0.07
Friday 06/19/2026 09:45 AM 2.47 0.07
Friday 06/19/2026 09:30 AM 2.47 0.07
Friday 06/19/2026 09:15 AM 2.47 0.07
Friday 06/19/2026 09:00 AM 2.46 0.06
Friday 06/19/2026 08:45 AM 2.47 0.07
Friday 06/19/2026 08:30 AM 2.47 0.07

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