Green Harbor Surf Break

Lat Long: 42.08° N 70.64° W

Issued: 1 am 03 Jul 2026 (local time)

Forecast update in  hr  min

Today's Green Harbor sea temperature is
18.8° C

Slightly warmer than usual

Green Harbor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Green Harbor today (03 Jul):

  • Morning surf: Morning surf (03 Jul, local time) - 0.5ft (0.2m), 9s period with ESE swell.
  • Afternoon surf: Afternoon surf (03 Jul, local time) - 0.5ft (0.2m), 10s period with ESE swell.
  • Evening surf: Evening surf (03 Jul, local time) - 0.5ft (0.2m), 10s period with ESE swell.

The current surf forecast for Green Harbor at 8AM is: 0.2m 9s primary swell from a East-southeast direction and 0.1m 7s secondary swell from a East direction, 0.2m 2s secondary swell from a West-northwest direction (forecast issued at 01:00am July 03). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (03 Jul)0.5ft (0.2m)9s
Afternoon (03 Jul)0.5ft (0.2m)10s
Evening (03 Jul)0.5ft (0.2m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 36°C on Fri afternoon, min 20°C on Sun night). Wind will be generally light.

Friday
3
Saturday
4
Sunday
5
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 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
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
ESE
9
0.2
E
9
0.2
ESE
9
0.2
ESE
9
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
E
10
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.3
NNE
4
0.1
E
10
0.2
E
10
0.2
E
10
Wave Graph
Metric surfscale
Energy kJ
8
7
8
9
9
9
9
9
7
7
7
7
7
7
7
8
7
7
8
7
3
2
7
7
Wind (km/h)
15
W
15
W
15
WNW
10
WNW
5
WNW
5
W
20
W
15
NW
10
WNW
15
W
15
WNW
10
NNW
5
ENE
10
ESE
5
ESE
20
N
15
NNE
5
NE
10
N
10
ENE
15
E
20
SE
15
SSE
10
S
Wind State
cross-on
cross-on
cross-on
cross
glassy
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
cross-off
cross
cross-on
cross-on
High Tide
2:01AM2.86m
2:36PM2.52m
2:42AM2.84m
3:16PM2.58m
3:25AM2.80m
3:59PM2.64m
Low Tide
8:23AM0.19m
8:31PM0.49m
9:03AM0.18m
9:16PM0.45m
9:45AM0.20m
10:04PM0.41m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:11
5:11
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:21
8:21
8:21
 mm
Temp °C
28
27
28
32
34
36
34
30
28
25
26
31
31
28
29
26
23
22
21
23
24
24
24
22
Feels °C
30
29
30
33
35
37
33
30
29
25
26
31
31
27
30
23
21
22
20
22
22
21
22
20
Swell 1
Height (m)
Direction
Period (s)
0.2
ESE
9
0.2
E
9
0.2
ESE
9
0.2
ESE
9
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
E
10
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
9
0.2
E
10
0.2
E
10
0.2
E
10
0.4
NNE
4
0.4
NNE
4
0.4
NE
4
0.3
NNE
4
0.2
NNE
4
0.2
E
10
0.2
E
10
Energy kJ
8
7
8
9
9
9
9
9
7
7
7
7
7
7
7
7
7
7
8
5
3
1
7
7
Swell 2
Height (m)
Direction
Period (s)
0.1
E
7
0.1
SE
5
0.1
E
7
0.1
E
7
0.2
ESE
9
0.2
ESE
9
0.1
S
5
0.2
S
5
0.2
S
5
0.2
N
4
0.2
ESE
9
0.2
S
5
0.2
E
10
0.2
E
10
0.2
E
10
0.1
E
8
0.1
E
8
Energy kJ
1
1
1
1
9
9
1
2
2
1
8
2
7
7
7
1
1
Swell 3
Height (m)
Direction
Period (s)
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
S
10
0.1
SE
5
0.1
SW
5
0.2
S
5
0.1
E
9
0.1
S
9
0.1
E
6
0.1
E
10
0.1
E
10
Energy kJ
1
1
1
1
1
2
1
1
2
2
1
1
2
2
Wind waves
Height (m)
Direction
Period (s)
0.2
WSW
2
0.2
WNW
2
0.2
WNW
2
0.3
SSW
4
0.2
S
4
0.4
NW
3
0.3
NW
3
0.2
NNW
3
0.2
NNW
4
0.2
S
5
0.3
NNE
3
0.4
NNE
4
0.5
N
4
0.3
ESE
2
0.2
ESE
3
Energy kJ
1
1
1
3
1
2
1
1
1
2
1
5
10
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
Distance (km)
87
102
102
106
225
647
647
151
151
174
174
174
1930
2718
85
106
649
649
649
2659
2659
2659
1206
745
Best forecast wave conditions in Massachusetts
Rating
(10 max)
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
2
2
1
2
2
2
2
2
2
1
2
2
2
2
2
3
3
1
1
2
2
Header Global
Rating
(10 max)
9
9
7
8
5
5
5
7
5
4
5
5
4
5
5
9
9
9
8
6
7
7
5
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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