Souhegan River At Merrimack

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Hydrograph

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

Latest Observation: Monday September 1st, 2025 12:30 PM EDT
River Status: Normal

  Height Flow
Currently 2.07 ft 0.02 kcfs
Record 16.2 ft 16900 cfs

Forecast
  Date (EDT) Stage (ft) Flow (kcfs)
  Monday 09/01/2025 02:00 PM 2.10 0.02
  Monday 09/01/2025 08:00 PM 2.10 0.02
  Tuesday 09/02/2025 02:00 AM 2.00 0.02
  Tuesday 09/02/2025 08:00 AM 2.00 0.02
  Tuesday 09/02/2025 02:00 PM 2.00 0.02
  Tuesday 09/02/2025 08:00 PM 2.00 0.02
  Wednesday 09/03/2025 02:00 AM 2.00 0.02

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
Monday 09/01/2025 12:30 PM 2.07 0.02
Monday 09/01/2025 12:15 PM 2.07 0.02
Monday 09/01/2025 12:00 PM 2.07 0.02
Monday 09/01/2025 11:45 AM 2.07 0.02
Monday 09/01/2025 11:30 AM 2.07 0.02
Monday 09/01/2025 11:15 AM 2.07 0.02
Monday 09/01/2025 11:00 AM 2.07 0.02
Monday 09/01/2025 10:45 AM 2.07 0.02
Monday 09/01/2025 10:30 AM 2.07 0.02
Monday 09/01/2025 10:16 AM 2.08 0.02
Monday 09/01/2025 10:15 AM 2.08 0.02
Monday 09/01/2025 10:00 AM 2.07 0.02
Monday 09/01/2025 09:45 AM 2.07 0.02
Monday 09/01/2025 09:30 AM 2.07 0.02
Monday 09/01/2025 09:15 AM 2.07 0.02
Monday 09/01/2025 09:00 AM 2.07 0.02
Monday 09/01/2025 08:45 AM 2.07 0.02
Monday 09/01/2025 08:30 AM 2.07 0.02
Monday 09/01/2025 08:15 AM 2.07 0.02
Monday 09/01/2025 08:00 AM 2.07 0.02
Monday 09/01/2025 07:45 AM 2.07 0.02
Monday 09/01/2025 07:30 AM 2.07 0.02
Monday 09/01/2025 07:15 AM 2.07 0.02
Monday 09/01/2025 07:00 AM 2.07 0.02
Monday 09/01/2025 06:45 AM 2.07 0.02
Monday 09/01/2025 06:30 AM 2.07 0.02
Monday 09/01/2025 06:15 AM 2.07 0.02
Monday 09/01/2025 06:00 AM 2.07 0.02
Monday 09/01/2025 05:45 AM 2.07 0.02
Monday 09/01/2025 05:30 AM 2.07 0.02

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