Massachusetts

Plum Island, Merrimack River Entrance — Weekly Tide Table

Jul 19 – Jul 25, 2026 · Local station time · Heights in ft (MLLW) · Negative tides only
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Date Tide Curve High & Low Tides Sun Moon
Sun, Jul 19 ▲ 3:42 AM 8.9 ▼ 10:00 AM -0.2 ▲ 4:14 PM 8.7 ▼ 10:27 PM 0.3
5:21 AM
8:19 PM
↑ 11:22 AM
↓ 11:05 PM
First Quarter · 32%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 8440452 · view the interactive daily chart