Tides Today & Tomorrow in Neponset River, MA

TIDE TIMES for Sunday, June 21, 2026
The tide is currently rising in Neponset River, MA.
Next low tide : 11:14 am (0.3 ft)
Next high tide : in 45m at 4:53 am (10.0 ft)
Sunset today : 8:24 pm
Sunrise tomorrow : 5:07 am
Moon phase : First Quarter (48% illuminated)
Tide Station Location : Station #8444488
Common Questions About Tides

Neponset River, MA Tides - Jan 2034

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun7:3210.78:099.51:180.02:02-0.57:134:22Waxing Gibbous1Sun
2Mon8:3011.09:099.72:17-0.13:01-0.97:134:23Waxing Gibbous2Mon
3Tue9:2611.210:059.93:14-0.23:56-1.27:134:24Full Moon3Tue
4Wed10:1811.310:5710.04:08-0.44:48-1.37:134:25Full Moon4Wed
5Thu11:0911.311:4710.04:59-0.45:37-1.37:134:26Full Moon5Thu
6Fri11:5811.15:48-0.36:24-1.17:124:27Waning Gibbous6Fri
7Sat12:359.912:4610.76:37-0.17:10-0.87:124:28Waning Gibbous7Sat
8Sun1:219.71:3210.37:240.27:55-0.47:124:29Waning Gibbous8Sun
9Mon2:079.52:199.88:120.58:400.17:124:30Waning Gibbous9Mon
10Tue2:529.33:079.39:010.89:270.57:124:31Third Quarter10Tue
11Wed3:409.13:588.89:521.110:150.97:114:32Third Quarter11Wed
12Thu4:298.94:518.410:461.311:051.27:114:33Third Quarter12Thu
13Fri5:208.95:468.211:401.411:561.47:114:34Third Quarter13Fri
14Sat6:118.96:428.012:351.47:104:35Waning Crescent14Sat
15Sun7:049.07:388.112:481.51:301.27:104:37Waning Crescent15Sun
16Mon7:559.38:318.31:401.52:220.97:094:38Waning Crescent16Mon
17Tue8:429.69:188.52:301.23:100.57:094:39Waning Crescent17Tue
18Wed9:2710.010:018.93:170.93:540.07:084:40New Moon18Wed
19Thu10:0910.310:439.24:010.64:37-0.47:074:41New Moon19Thu
20Fri10:5110.611:259.54:450.25:19-0.87:074:43New Moon20Fri
21Sat11:3410.85:29-0.16:01-1.07:064:44New Moon21Sat
22Sun12:089.812:1910.96:15-0.46:45-1.27:054:45Waxing Crescent22Sun
23Mon12:5110.11:0510.97:01-0.57:30-1.27:054:46Waxing Crescent23Mon
24Tue1:3610.31:5310.77:50-0.68:17-1.17:044:48Waxing Crescent24Tue
25Wed2:2410.42:4510.48:42-0.59:07-0.87:034:49First Quarter25Wed
26Thu3:1510.43:419.99:37-0.410:01-0.47:024:50First Quarter26Thu
27Fri4:1110.34:419.510:37-0.210:59-0.17:014:51First Quarter27Fri
28Sat5:1010.25:459.211:39-0.111:580.27:004:53First Quarter28Sat
29Sun6:1210.26:529.012:43-0.17:004:54Waxing Gibbous29Sun
30Mon7:1610.37:599.11:000.31:47-0.26:594:55Waxing Gibbous30Mon
31Tue8:1910.49:009.32:020.32:49-0.56:584:57Waxing Gibbous31Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8444488)

Common Questions About Neponset River, MA Tides

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

Slack tide in Neponset River, MA is approximately 8:03 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 Neponset River, MA?

Neponset River, MA is currently in a neap phase. Tonight's moon is 48% 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 near their weekly minimum.

What datum are Neponset 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 Neponset River, MA?

Tide predictions for Neponset 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 Neponset River, MA?

Tide data for Neponset River, MA is sourced from NOAA Station #8444488. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8444488.

What is the moon phase in Neponset River, MA tonight?

Tonight the moon over Neponset River, MA is First Quarter (48% illuminated). This places Neponset River, MA in a neap tide cycle, so tidal ranges are near their weekly minimum 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