Costellos Surf Break

Lat Long: 42.95° N 70.78° W

Issued: 1 am 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Costellos sea temperature is
16.4° C

2.3°C warmer than normal for this time of year

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


How big are the waves at Costellos today (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 3.5ft (1.0m), 5s period with SSE swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 2.5ft (0.7m), 5s period with SSE swell.
  • Evening surf: Evening surf (15 Jun, local time) - 1.5ft (0.5m), 5s period with SE swell.

The current surf forecast for Costellos at 7AM is: 1.0m 5s primary swell from a South-southeast direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 01:00am June 15). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (15 Jun)3.5ft (1.0m)5s
Afternoon (15 Jun)2.5ft (0.7m)5s
Evening (15 Jun)1.5ft (0.5m)5s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Mon morning. Warm (max 23°C on Mon morning, min 13°C on Mon night). Wind will be generally light.

Monday
15
Tuesday
16
Wednesday
17
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
1
0
0
0
0
0
0
0
0
0
0
0
0
1
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)
1.2
S
5
0.9
SSE
5
1
SSE
5
1.1
S
5
0.7
SSE
5
0.6
SSE
5
0.5
SE
5
0.5
SE
5
0.4
SE
5
0.5
SE
8
0.4
SSE
8
0.4
SE
8
0.4
SSE
8
0.3
ESE
7
0.7
SSE
4
0.9
SSE
5
0.8
SSE
5
0.6
SSE
5
0.4
SSE
5
0.3
SE
7
0.8
SSE
4
0.9
SSE
4
1
SSE
5
1.1
SSE
5
Wave Graph
Metric surfscale
Energy kJ
82
48
51
65
22
15
12
13
10
30
26
17
21
9
15
35
26
17
9
7
16
32
44
54
Wind (km/h)
20
SSW
10
S
15
SSW
15
NW
5
ENE
10
SE
15
WNW
20
NW
15
WNW
15
WNW
15
NW
5
NNE
5
SE
20
SSE
15
S
10
SW
10
WSW
10
SW
10
SSW
15
SSE
25
SSE
15
SE
15
SE
15
S
Wind State
cross-off
cross
cross-off
cross-off
cross-on
cross-on
cross-off
cross-off
off
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross
High Tide
11:11PM3.87m
11:54AM3.39m
00:06AM3.93m
12:49PM3.45m
1:02AM3.92m
1:44PM3.46m
Low Tide
5:41AM-0.07m
5:51PM0.33m
6:35AM-0.13m
6:47PM0.31m
7:30AM-0.12m
7:43PM0.32m
cloud
light rain
light rain
clear
cloud
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:03
5:03
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:23
8:23
 mm
3
2
Temp °C
22
18
18
23
23
22
22
19
15
13
15
19
21
20
18
18
17
15
17
21
21
20
18
18
Feels °C
19
18
18
22
23
22
20
15
12
10
11
17
19
16
15
16
15
13
15
18
16
17
16
17
Swell 1
Height (m)
Direction
Period (s)
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.9
SSE
5
0.7
SSE
5
0.6
SSE
5
0.5
SE
5
0.5
SE
5
0.4
SE
5
0.5
SE
8
0.4
SSE
8
0.4
SE
8
0.3
ESE
7
0.3
ESE
7
0.3
ESE
7
0.8
SSE
4
0.8
SSE
5
0.6
SSE
5
0.4
SSE
5
0.3
SE
7
0.2
E
6
0.1
E
16
0.1
E
16
0.1
E
16
Energy kJ
11
12
12
48
22
15
12
13
10
30
26
17
9
9
9
22
26
17
9
7
3
5
5
5
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
7
0.2
NNE
3
0.3
ESE
7
0.2
SSE
7
0.2
SSE
7
0.2
E
6
0.2
E
6
0.2
E
6
0.2
E
6
0.1
E
16
0.1
SE
16
0.1
SE
16
0.1
SE
16
Energy kJ
12
13
12
11
6
6
5
1
9
5
5
3
3
3
3
5
10
10
10
Swell 3
Height (m)
Direction
Period (s)
0.2
E
6
0.2
SSE
8
0.2
E
6
0.2
E
6
0.2
NNE
3
0.2
N
3
0.2
E
7
0.1
E
16
0.1
E
16
0.2
SSE
7
0.1
E
16
0.1
E
16
0.1
E
16
Energy kJ
3
6
3
3
1
1
3
5
5
5
5
5
5
Wind waves
Height (m)
Direction
Period (s)
1.2
S
5
0.9
SSE
5
1
SSE
5
1.1
S
5
0.3
NNW
2
0.3
NNW
3
0.2
WNW
2
0.4
SSE
8
0.6
SSE
3
0.7
SSE
4
0.9
SSE
5
0.3
WSW
3
0.4
S
4
0.4
SSE
3
0.8
SSE
4
0.9
SSE
4
1
SSE
5
1.1
SSE
5
Energy kJ
82
48
51
65
1
2
1
21
8
15
35
1
6
3
16
32
44
54
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
Distance (km)
416
395
0
4
227
273
186
186
199
199
168
182
227
198
618
0
182
493
493
601
632
530
458
14
Best forecast wave conditions in New Hampshire
Rating
(10 max)
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
3
3
2
2
1
1
3
4
3
3
2
2
3
3
3
4
4
4
4
1
1
3
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
5
5
8
5
4
5
5
7
9
  • 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
How to use the Wavefinder

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Costellos 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.


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