Nantucket Harbor At Nantucket (in Mllw)

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Stage Color Key
4 ft - Near Flood 5 ft - Minor Flood 6.5 ft - Moderate Flood 8 ft - Major Flood

Latest Observation: Saturday September 5th, 2026 07:36 AM EDT
River Status: Old Data

  Height Flow
Currently 3.67 ft N/A
Record 7.87 ft N/A

Forecast
  Date (EDT) Stage (ft) Flow (kcfs)
  Saturday 09/05/2026 05:00 AM 2.90 N/A
  Saturday 09/05/2026 06:00 AM 3.30 N/A
  Saturday 09/05/2026 07:00 AM 3.60 N/A
  Saturday 09/05/2026 08:00 AM 3.50 N/A
  Saturday 09/05/2026 09:00 AM 3.10 N/A
  Saturday 09/05/2026 10:00 AM 2.60 N/A
  Saturday 09/05/2026 11:00 AM 2.00 N/A

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
Saturday 09/05/2026 05:36 AM 3.36 N/A
Saturday 09/05/2026 05:42 AM 3.40 N/A
Saturday 09/05/2026 05:48 AM 3.44 N/A
Saturday 09/05/2026 05:54 AM 3.46 N/A
Saturday 09/05/2026 06:00 AM 3.51 N/A
Saturday 09/05/2026 06:06 AM 3.57 N/A
Saturday 09/05/2026 06:12 AM 3.61 N/A
Saturday 09/05/2026 06:18 AM 3.64 N/A
Saturday 09/05/2026 06:24 AM 3.64 N/A
Saturday 09/05/2026 06:30 AM 3.65 N/A
Saturday 09/05/2026 06:36 AM 3.67 N/A
Saturday 09/05/2026 06:42 AM 3.69 N/A
Saturday 09/05/2026 06:48 AM 3.72 N/A
Saturday 09/05/2026 06:54 AM 3.72 N/A
Saturday 09/05/2026 07:00 AM 3.73 N/A
Saturday 09/05/2026 07:06 AM 3.75 N/A
Saturday 09/05/2026 07:12 AM 3.74 N/A
Saturday 09/05/2026 07:18 AM 3.74 N/A
Saturday 09/05/2026 07:24 AM 3.73 N/A
Saturday 09/05/2026 07:30 AM 3.71 N/A

Hydrograph

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