42.2483’ N, 70.7850’ W

Cohasset Harbor (White Head), MA

50°
H 51°
L 36°
NNW
17mph
High tide
4:41 pm

Tides Today & Tomorrow in Cohasset Harbor (White Head), MA

TIDE TIMES for Saturday, October 17, 2026
The tide is currently rising in Cohasset Harbor (White Head), MA.
Next low tide : 11:05 pm (1.5 ft)
Next high tide : in 4h 36m at 4:41 pm (8.4 ft)
Sunset today : 5:58 pm
Sunrise tomorrow : 6:58 am
Moon phase : First Quarter (41% illuminated)
Tide Station Location : Station #8444762
Common Questions About Tides

Cohasset Harbor (White Head), MA Tides - Jan 1980

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue10:119.910:498.73:480.24:29-0.77:114:21Full Moon1Tue
2Wed10:579.911:358.74:360.25:15-0.77:124:21Full Moon2Wed
3Thu11:429.85:220.35:58-0.67:124:22Full Moon3Thu
4Fri12:198.612:259.66:060.46:41-0.47:124:23Waning Gibbous4Fri
5Sat1:018.51:079.36:490.67:22-0.17:124:24Waning Gibbous5Sat
6Sun1:438.41:509.07:330.88:040.27:124:25Waning Gibbous6Sun
7Mon2:258.22:338.78:181.08:470.57:114:26Waning Gibbous7Mon
8Tue3:088.13:208.39:051.29:320.87:114:27Third Quarter8Tue
9Wed3:548.14:108.09:551.410:191.07:114:28Third Quarter9Wed
10Thu4:428.05:027.710:471.411:081.27:114:29Third Quarter10Thu
11Fri5:318.15:567.511:401.411:581.37:114:30Third Quarter11Fri
12Sat6:228.26:517.512:351.27:104:31Waning Crescent12Sat
13Sun7:128.57:467.612:491.21:290.97:104:32Waning Crescent13Sun
14Mon8:038.88:397.91:411.12:210.57:104:34Waning Crescent14Mon
15Tue8:519.39:288.22:320.83:11-0.17:094:35Waning Crescent15Tue
16Wed9:399.710:158.63:210.43:59-0.67:094:36New Moon16Wed
17Thu10:2510.211:028.94:090.04:46-1.07:084:37New Moon17Thu
18Fri11:1310.511:509.24:57-0.35:33-1.47:084:38New Moon18Fri
19Sat12:0210.65:46-0.66:21-1.67:074:39Waxing Crescent19Sat
20Sun12:399.512:5310.66:36-0.87:09-1.67:064:41Waxing Crescent20Sun
21Mon1:299.61:4510.47:28-0.87:59-1.47:064:42Waxing Crescent21Mon
22Tue2:209.72:3910.08:22-0.78:51-1.17:054:43Waxing Crescent22Tue
23Wed3:149.63:369.59:19-0.59:46-0.67:044:44First Quarter23Wed
24Thu4:119.54:389.010:20-0.210:44-0.27:044:46First Quarter24Thu
25Fri5:109.45:428.511:230.011:430.27:034:47First Quarter25Fri
26Sat6:119.26:488.212:260.17:024:48Waxing Gibbous26Sat
27Sun7:149.27:558.112:430.51:310.17:014:49Waxing Gibbous27Sun
28Mon8:159.28:568.21:440.62:320.07:004:51Waxing Gibbous28Mon
29Tue9:109.39:488.32:420.63:27-0.26:594:52Waxing Gibbous29Tue
30Wed9:599.410:358.43:330.54:15-0.36:584:53Full Moon30Wed
31Thu10:439.411:188.44:200.44:57-0.46:584:55Full Moon31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8444762)

Common Questions About Cohasset Harbor (White Head), MA Tides

Collapse All
Is this week a spring tide or neap tide in Cohasset Harbor (White Head), MA?

Cohasset Harbor (White Head), MA is currently in a neap phase. Tonight's moon is 41% 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 Cohasset Harbor (White Head), 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 Cohasset Harbor (White Head), MA?

Tide predictions for Cohasset Harbor (White Head), 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 Cohasset Harbor (White Head), MA?

Tide data for Cohasset Harbor (White Head), MA is sourced from NOAA Station #8444762. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8444762.

What is the moon phase in Cohasset Harbor (White Head), MA tonight?

Tonight the moon over Cohasset Harbor (White Head), MA is First Quarter (41% illuminated). This places Cohasset Harbor (White Head), 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