Costellos Surf Break

Lat Long: 42.95° N 70.78° W

Issued: 7 pm 24 Jun 2026 (local time)

Forecast update in  hr  min

Today's Costellos sea temperature is
13.9° C

1.6°C colder than average 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 (25 Jun):

  • Morning surf: Morning surf (25 Jun, local time) - 1.5ft (0.5m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (25 Jun, local time) - 2ft (0.6m), 8s period with SSE swell.
  • Evening surf: Evening surf (25 Jun, local time) - 1.5ft (0.4m), 8s period with SE swell.

The current surf forecast for Costellos at 12AM is: 0.6m 7s primary swell from a Southeast direction and 0.1m 6s secondary swell from a East direction (forecast issued at 07:00pm June 24). The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (25 Jun)1.5ft (0.5m)8s
Afternoon (25 Jun)2ft (0.6m)8s
Evening (25 Jun)1.5ft (0.4m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Thu night. Warm (max 25°C on Thu morning, min 16°C on Thu night). Wind will be generally light.

Wed
24
Thursday
25
Friday
26
Sat
27
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
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
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)
0.7
SE
7
0.6
SE
7
0.6
SE
7
0.6
SE
7
0.5
SE
7
0.5
SE
8
0.5
SE
8
0.6
SSE
8
0.7
SSE
4
0.4
SE
8
0.7
SSE
4
0.8
SSE
5
0.6
SSE
5
0.7
SSE
4
0.9
SSE
4
0.9
SSE
4
0.6
SSE
4
0.6
SSE
4
0.6
SE
5
0.2
ESE
11
0.4
SE
6
0.4
SSE
6
0.3
SE
11
0.3
SE
11
Wave Graph
Metric surfscale
Energy kJ
48
32
33
33
27
28
29
41
11
15
19
28
15
16
26
29
12
13
19
12
11
13
18
18
Wind (km/h)
20
WNW
10
W
10
W
15
W
10
W
10
WSW
5
WSW
15
SSE
20
SSE
5
SSW
5
NNW
10
WNW
15
SSE
20
SSW
20
SSW
10
SSW
10
SSE
5
S
5
NW
10
W
5
NW
10
ENE
15
ENE
20
E
Wind State
cross-off
off
off
off
off
off
off
cross-on
cross-on
cross-off
glassy
cross-off
cross
cross-off
cross-off
cross-off
cross-on
glassy
cross-off
off
cross-off
cross-on
on
on
High Tide
8:04PM3.10m
8:40AM2.77m
8:52PM3.11m
9:31AM2.76m
9:37PM3.14m
10:17AM2.79m
Low Tide
2:31AM0.74m
2:36PM0.96m
3:20AM0.71m
3:23PM0.98m
4:06AM0.66m
clear
clear
clear
clear
cloud
cloud
part cloud
clear
cloud
cloud
cloud
light rain
mod rain
rain showers
cloud
part cloud
rain showers
part cloud
clear
cloud
cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:05
5:05
5:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:25
8:25
8:25
8:25
 mm
1
10
1
1
Temp °C
26
24
22
20
19
20
25
25
24
22
19
18
16
17
19
21
24
22
22
21
20
18
17
16
Feels °C
22
22
20
18
17
18
24
22
21
21
19
18
15
15
17
21
24
23
23
21
21
18
16
14
Swell 1
Height (m)
Direction
Period (s)
0.7
SE
7
0.6
SE
7
0.6
SE
7
0.6
SE
7
0.5
SE
7
0.5
SE
8
0.5
SE
8
0.1
E
6
0.1
E
5
0.4
SE
8
0.6
SSE
4
0.7
SSE
5
0.6
SSE
5
0.1
E
11
0.1
SE
11
0.1
SE
12
0.3
SE
6
0.6
SSE
4
0.6
SE
5
0.4
SSE
5
0.4
SE
6
0.4
SSE
6
0.4
SE
6
0.4
SE
6
Energy kJ
48
32
33
33
27
28
29
1
1
15
12
19
15
3
5
5
6
13
19
9
8
13
8
8
Swell 2
Height (m)
Direction
Period (s)
0.1
E
6
0.1
E
7
0.2
E
6
0.2
E
6
0.2
E
6
0.1
E
6
0.1
E
6
0.1
E
5
0.3
SE
7
0.2
SSE
7
0.2
SSE
7
0.1
E
12
0.1
E
12
0.1
E
12
0.1
SE
12
0.3
SE
6
0.2
ESE
11
0.3
SE
6
0.4
SE
4
0.2
ESE
11
0.3
SE
11
0.3
SE
11
Energy kJ
1
1
3
2
3
1
1
1
8
5
5
3
3
3
5
6
12
5
4
11
18
18
Swell 3
Height (m)
Direction
Period (s)
0.1
E
7
0.1
E
12
0.1
E
12
0.1
SE
11
0.1
E
11
0.2
ESE
11
0.2
ESE
11
0.1
SE
11
0.1
SE
11
0.2
ESE
12
Energy kJ
1
3
3
5
2
12
11
5
5
13
Wind waves
Height (m)
Direction
Period (s)
0.2
WNW
3
0.6
SSE
8
0.7
SSE
4
0.7
SSE
4
0.7
SSE
4
0.8
SSE
5
0.7
SSE
4
0.9
SSE
4
0.9
SSE
4
0.6
SSE
4
0.6
SSE
5
Energy kJ
1
41
11
13
19
28
16
26
29
12
17
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
38
172
163
133
162
163
182
227
911
493
38
0
235
386
367
407
395
395
0
38
227
192
186
333
Best forecast wave conditions in New Hampshire
Rating
(10 max)
1
1
Best forecast wave conditions in United States
Rating
(10 max)
1
1
1
2
1
3
3
2
2
2
2
3
3
3
3
2
2
1
1
1
1
3
3
1
Header Global
Rating
(10 max)
7
5
5
5
5
5
5
4
4
5
5
5
6
7
7
5
5
5
6
6
5
5
5
5
  • 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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