Coastguard Beach surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 am Thursday 28 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Coastguard Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coastguard Beach sea temperature is
11.7° C
(Which is normal for this time of year)

How big are the waves at Coastguard Beach today (28 May):

  • Morning surf: Morning surf (28 May, local time) - 2ft (0.6m), 4s period with NNE swell.
  • Afternoon surf: Afternoon surf (28 May, local time) - 1.5ft (0.5m), 4s period with NNE swell.
  • Evening surf: Evening surf (28 May, local time) - 1ft (0.3m), 8s period with SSE swell.

The current surf forecast for Coastguard Beach at 11AM is: 0.6m 4s primary swell from a North-northeast direction and 0.3m 6s secondary swell from a South-southeast direction, 0.2m 7s secondary swell from a South-southeast direction (forecast issued at 07:00am May 28). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (28 May)2ft (0.6m)4s
Afternoon (28 May)1.5ft (0.5m)4s
Evening (28 May)1ft (0.3m)8s

Table - waves today at Coastguard Beach. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 9mm), mostly falling on Fri night. Very mild (max 15°C on Fri night, min 7°C on Sat afternoon). Winds increasing (light winds from the ESE on Fri afternoon, near gales from the NNE by Sat afternoon).

Thursday
28
Friday
29
Saturday
30
Sun
31
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
2 AM
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
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.4
SE
8
0.6
NNE
4
0.6
NNE
4
0.5
NNE
4
0.2
S
7
0.3
SSE
8
0.3
SSE
8
0.2
ENE
9
0.2
ENE
8
0.3
ENE
8
0.3
ENE
8
0.5
NE
8
0.5
NE
7
0.5
NE
7
0.4
ENE
8
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
1.7
NE
8
2.5
NE
9
2.5
NE
9
2.4
NE
9
2.1
NE
9
1.8
NE
9
Wave Graph
Metric surfscale
Energy kJ
15
13
13
10
4
13
13
7
7
13
13
31
27
27
23
30
31
32
382
1176
952
918
684
503
Wind (km/h)
20
N
20
NNE
15
N
20
NE
10
NNE
15
N
15
NNE
15
NNE
15
NNW
15
NNW
10
N
5
ESE
20
SSE
25
SSW
25
SSW
35
WSW
35
WNW
25
SW
40
NNE
55
NNE
50
NNE
40
NNE
25
N
20
NNW
cross
cross
cross
cross-on
cross-on
cross-off
cross-on
cross
cross-off
cross-off
cross
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross
cross
cross
cross
cross-off
High Tide
10:12AM2.49m
10:20PM2.79m
10:57AM2.49m
11:00PM2.82m
11:39AM2.50m
11:40PM2.84m
Low Tide
4:03AM0.53m
4:07PM0.75m
4:47AM0.47m
4:49PM0.76m
5:28AM0.43m
5:29PM0.76m
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
light rain
light rain
rain showers
part cloud
light rain
light rain
light rain
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:04
8:05
8:06
8:07
2
2
1
1
2
1
Temp °C
13
13
13
12
12
12
12
11
11
12
12
12
13
15
13
13
10
9
9
7
8
10
10
11
9
10
10
8
10
9
9
8
7
8
9
10
8
11
9
7
2
3
0
-5
-3
1
4
6
Swell 1
Height (m)
Direction
Period (s)
0.4
SSE
6
0.3
SSE
6
0.3
SSE
6
0.2
SSE
6
0.4
NNE
4
0.4
NE
4
0.4
NE
4
0.2
SSE
8
0.2
ENE
8
0.3
NE
4
0.4
NE
4
0.5
NE
8
0.5
NE
7
0.5
NE
7
0.4
ENE
8
0.4
ENE
9
0.6
S
5
0.4
ENE
9
0.3
S
6
0.4
S
6
0.3
S
7
0.1
S
7
Energy kJ
12
7
7
4
6
4
4
6
7
3
4
31
27
27
23
30
17
32
7
13
8
1
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
8
0.2
SSE
7
0.2
SSE
7
0.1
E
10
0.1
SE
8
0.3
SSE
8
0.3
SSE
8
0.3
NE
4
0.2
SSE
8
0.3
ENE
8
0.3
ENE
8
0.2
SSE
8
0.4
S
8
0.1
SE
8
0.1
S
8
0.1
SE
9
0.4
ENE
9
0.4
S
6
0.5
NE
9
Energy kJ
15
4
4
2
3
13
13
3
6
13
13
6
20
3
1
3
31
11
39
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
9
0.2
SSE
8
0.2
SSE
8
0.1
S
8
0.2
S
7
0.2
ENE
9
0.2
ENE
9
0.2
ENE
9
0.1
E
12
0.2
SSE
8
0.2
S
7
0.3
NE
5
0.3
W
4
Energy kJ
3
7
7
1
4
8
8
7
3
6
4
4
3
Wind waves
Height (m)
Direction
Period (s)
0.6
N
4
0.6
NNE
4
0.6
NNE
4
0.5
NNE
4
0.3
N
2
0.4
NNE
3
0.2
NNW
3
0.4
SSW
7
0.5
SSW
3
0.7
SSW
4
0.6
SSW
4
0.7
SSW
4
0.6
W
3
0.7
WNW
4
1.7
NE
8
2.5
NE
9
2.5
NE
9
2.4
NE
9
2.1
NE
9
1.8
NE
9
Energy kJ
10
13
13
10
1
3
1
17
5
13
11
14
8
13
382
1176
952
918
684
503
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
2
2
2
1
2
4
3
Distance (km)
139
139
139
180
238
139
139
205
205
205
19
477
65
65
273
273
486
618
910
910
852
106
71
94
Best forecast wave conditions in Massachusetts
Rating
(10 max)
1
1
1
3
4
3
Best forecast wave conditions in United States
Rating
(10 max)
1
2
2
1
1
1
1
1
1
2
2
1
1
1
1
2
2
2
2
1
1
3
4
3
Header Global
Rating
(10 max)
8
9
7
7
7
7
5
5
5
5
5
4
5
5
5
5
5
5
6
8
7
7
7
7
  • 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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