Tides Today & Tomorrow in Newburyport (Merrimack River), MA

TIDE TIMES for Tuesday, June 23, 2026
The tide is currently rising in Newburyport (Merrimack River), MA.
Next low tide : 1:32 pm (0.6 ft)
Next high tide : in 1h 10m at 7:05 am (7.7 ft)
Sunset today : 8:25 pm
Sunrise tomorrow : 5:05 am
Moon phase : First Quarter (67% illuminated)
Tide Station Location : Station #8440466
Common Questions About Tides

Newburyport (Merrimack River), MA Tides - Jul 2035

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun8:238.08:509.22:360.32:510.55:088:25Waning Crescent1Sun
2Mon9:228.19:459.63:32-0.13:450.35:098:25Waning Crescent2Mon
3Tue10:198.310:399.94:28-0.54:390.15:108:25Waning Crescent3Tue
4Wed11:148.511:3310.25:22-0.95:32-0.15:108:25New Moon4Wed
5Thu12:088.76:15-1.26:26-0.35:118:25New Moon5Thu
6Fri12:2610.41:008.97:07-1.37:19-0.55:118:24New Moon6Fri
7Sat1:1810.41:529.07:58-1.48:13-0.55:128:24Waxing Crescent7Sat
8Sun2:1010.22:449.08:49-1.39:06-0.45:138:23Waxing Crescent8Sun
9Mon3:039.83:379.09:40-1.110:00-0.35:138:23Waxing Crescent9Mon
10Tue3:569.44:308.910:31-0.710:56-0.15:148:23First Quarter10Tue
11Wed4:508.95:238.811:24-0.411:530.25:158:22First Quarter11Wed
12Thu5:458.46:178.612:180.05:168:22First Quarter12Thu
13Fri6:418.07:118.512:510.41:120.45:178:21First Quarter13Fri
14Sat7:387.68:058.41:490.52:060.65:178:20Waxing Gibbous14Sat
15Sun8:357.38:588.32:450.52:590.85:188:20Waxing Gibbous15Sun
16Mon9:307.29:498.33:380.53:500.95:198:19Waxing Gibbous16Mon
17Tue10:207.210:368.44:280.44:381.05:208:18Waxing Gibbous17Tue
18Wed11:077.211:198.55:160.45:241.05:218:18Full Moon18Wed
19Thu11:497.36:000.36:081.05:228:17Full Moon19Thu
20Fri12:018.612:307.56:430.36:501.05:238:16Full Moon20Fri
21Sat12:418.61:097.67:230.27:310.95:248:15Full Moon21Sat
22Sun1:218.71:497.88:030.28:120.95:258:14Waning Gibbous22Sun
23Mon2:028.72:308.08:420.18:540.85:258:14Waning Gibbous23Mon
24Tue2:448.73:138.19:220.29:370.75:268:13Waning Gibbous24Tue
25Wed3:298.63:588.310:040.210:240.75:278:12Waning Gibbous25Wed
26Thu4:168.54:468.510:480.311:150.65:288:11Third Quarter26Thu
27Fri5:078.35:368.711:370.45:298:10Third Quarter27Fri
28Sat6:018.16:308.812:110.512:300.55:308:09Third Quarter28Sat
29Sun6:588.07:269.01:110.41:260.55:318:08Third Quarter29Sun
30Mon7:587.98:249.32:110.12:250.55:328:07Waning Crescent30Mon
31Tue8:598.09:239.53:10-0.23:220.35:338:05Waning Crescent31Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8440466)

Common Questions About Newburyport (Merrimack River), MA Tides

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What time does the tide turn (slack tide) in Newburyport (Merrimack River), MA today?

Slack tide in Newburyport (Merrimack River), MA is approximately 10:18 am — midway between the next high and low tide, when tidal current is weakest. This is the preferred window for boat crossings, underwater visibility, and fishing in areas with strong currents.

Is this week a spring tide or neap tide in Newburyport (Merrimack River), MA?

Newburyport (Merrimack River), MA is currently in a transitional phase. Tonight's moon is 67% illuminated. Spring tides (largest swings) occur near new and full moons; neap tides (smallest swings) occur near first and third quarter moons. Tidal ranges this week are shifting between spring and neap.

What datum are Newburyport (Merrimack River), MA tide heights measured from?

Tide heights on this page are measured from Mean Lower Low Water (MLLW), the U.S. NOAA standard. A height of 0 ft represents the 19-year average of each day's lower low tide. Negative values indicate a "minus tide" — water levels below that long-term reference.

What factors can affect the tide predictions for Newburyport (Merrimack River), MA?

Tide predictions for Newburyport (Merrimack River), MA come from NOAA's harmonic analysis and are typically accurate within about ±10 minutes on timing and ±0.5 ft on height. Actual water levels can deviate further due to sustained winds, atmospheric pressure changes, river flow, and storm surge. During major weather events, be sure to check US Harbors weather pages for factors that could impact tidal predictions.

Which NOAA station provides tide data for Newburyport (Merrimack River), MA?

Tide data for Newburyport (Merrimack River), MA is sourced from NOAA Station #8440466. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8440466.

What is the moon phase in Newburyport (Merrimack River), MA tonight?

Tonight the moon over Newburyport (Merrimack River), MA is First Quarter (67% illuminated). This places Newburyport (Merrimack River), MA in a transitional tide cycle, so tidal ranges are shifting between spring and neap this week.

US Harbors Tidal Data

The data in our tide charts, tide tables, and tide graphs is provided by NOAA and others. These predictions are derived mathematically from numerous inputs, including data from historical tide stations and nearby locations where sensors are actively recording. As shown in the tide graph at the top of this page, “Predicted” tides (blue) are what forecasting models expect to happen. “Observed” tides (red) are those recorded by local sensors in real time, overlaid on the predictions for direct comparison. We display Observed water levels for a select group of harbors including Portland, Maine, where a physical sensor monitors water levels in real time.

LEARN MORE ABOUT OUR TIDE DATA