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Surf Forecasts:

Green Harbor surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 12 am Wednesday 28 Jan 2026 EST
Forecast update in hr  min  s Forecast update imminent
Green Harbor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Green Harbor sea temperature is
3.0° C
 (Which is 1.4°C colder than average for this time of year)

How big are the waves at Green Harbor today?

The current surf forecast for Green Harbor at 3AM is: 0.5m 8s primary swell from a East-northeast direction and 0.3m 5s secondary swell from a North direction, 0.8m 4s secondary swell from a Northwest direction (forecast issued at 12:00am January 28). The wind direction is predicted to be cross-onshore.

Time (EST) & DateWave HeightWave Period
Morning (28 Jan)1.5ft (0.4m)8s
Afternoon (28 Jan)1ft (0.3m)8s
Evening (28 Jan)0.5ft (0.2m)8s

Table - waves today at Green Harbor. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
28
Thursday
29
Friday
30
10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
ENE
0.5
ENE
0.5
ENE
0.4
ENE
0.4
ENE
0.3
ENE
0.3
ENE
0.2
ENE
0.2
ENE
0.2
ENE
0.4
NW
0.1
E
0.1
E
0.1
E
0.4
N
0.8
NW
0.8
NW
0.9
NW
0.9
WNW
0.9
WNW
0.9
NW
0.7
NW
0.6
WNW
0.6
WNW
Period(s) (?)998888888831517164444444443
Wave
Graph
(?)Metric surfscale
Energy kJ (?)614240222213126663455517243131242416107
Wind
(km/h)
30
W
25
WNW
25
W
25
W
25
WNW
20
WNW
15
W
20
W
20
W
20
WNW
20
WNW
20
WNW
25
WNW
25
WNW
25
WNW
30
W
30
W
30
W
30
W
30
W
30
W
25
W
25
W
20
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on
High Tide
/ height (m)
6:30AM
3.01
7:13PM
2.49
7:33AM
3.07
8:18PM
2.53
8:36AM
3.15
Low Tide
/ height (m)
12:08AM
0.26
12:59PM
-0.01
1:10AM
0.26
2:03PM
-0.08
2:12AM
0.22
3:04PM
-0.16
Wednesday
28
Thursday
29
Friday
30
Sunrise---6:58-------6:58-------6:56----
Sunset------4:51-------4:52-------4:53-
part cloud
part cloud
part cloud
clear
clear
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C-9-11-12-12-10-7-6-7-8-10-11-11-9-6-6-8-9-11-14-15-13-10-9-11
Feels °C (?)-18-20-20-20-18-14-12-14-15-17-18-18-17-14-14-17-18-20-23-24-22-19-17-19
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Green Harbor surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Green Harbor at:
surf-forecast.com

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