Costellos Surf Break

Lat Long: 42.95° N 70.78° W

Issued: 7 pm 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 (16 Jun):

  • Afternoon surf: Afternoon surf (16 Jun, local time) - 2.5ft (0.8m), 6s period with SE swell.
  • Evening surf: Evening surf (16 Jun, local time) - 2ft (0.6m), 5s period with SE swell.

The current surf forecast for Costellos at 12AM is: 0.5m 5s primary swell from a Southeast direction and 0.3m 7s secondary swell from a East-southeast direction (forecast issued at 07:00pm June 15). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (16 Jun)--
Afternoon (16 Jun)2.5ft (0.8m)6s
Evening (16 Jun)2ft (0.6m)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 4mm), mostly falling on Thu afternoon. Warm (max 22°C on Wed afternoon, min 14°C on Mon night). Wind will be generally light.

Mon
15
Tuesday
16
Wednesday
17
Thu
18
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
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)
0.6
SE
5
0.6
SE
5
0.5
SE
5
0.3
ESE
7
0.5
E
7
0.5
ESE
7
0.5
ESE
7
0.5
ESE
6
0.4
SSE
8
0.4
ESE
7
0.6
SSE
4
0.7
SSE
4
0.6
SSE
5
0.4
SSE
5
0.3
SE
7
0.6
SSE
3
0.9
SSE
4
0.8
SSE
4
0.7
SSE
4
0.5
SSE
4
0.4
SSE
4
0.7
SE
4
1.5
SSE
5
1.6
SSE
6
Wave Graph
Metric surfscale
Energy kJ
22
16
13
9
24
26
26
23
19
15
12
18
17
8
7
8
25
22
16
9
6
12
111
173
Wind (km/h)
5
WSW
15
W
15
NW
15
WNW
15
WNW
15
NW
5
NNW
10
ESE
20
SE
15
SSE
10
WSW
10
WSW
10
W
0
SSW
10
SSE
25
SE
25
SSE
10
SSE
10
S
5
S
5
S
15
SE
25
SSE
25
S
Wind State
glassy
off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross
off
off
off
glassy
cross-on
cross-on
cross
cross
cross
cross-off
cross
cross-on
cross
cross
High Tide
00:06AM3.93m
12:49PM3.45m
1:02AM3.92m
1:44PM3.46m
1:57AM3.84m
Low Tide
5:51PM0.33m
6:35AM-0.13m
6:47PM0.31m
7:30AM-0.12m
7:43PM0.32m
8:24AM-0.04m
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
cloud
clear
clear
cloud
cloud
light rain
cloud
light rain
<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
8:23
 mm
1
2
Temp °C
23
21
19
16
14
16
19
20
19
18
18
17
15
17
20
22
22
19
18
16
16
17
19
20
Feels °C
23
19
16
12
10
12
17
17
15
15
16
15
12
16
18
17
17
18
17
16
16
16
17
19
Swell 1
Height (m)
Direction
Period (s)
0.6
SE
5
0.6
SE
5
0.5
SE
5
0.4
SE
5
0.5
E
7
0.5
ESE
7
0.5
ESE
7
0.3
SSE
8
0.4
ESE
6
0.4
ESE
7
0.3
E
7
0.7
SSE
4
0.6
SSE
5
0.4
SSE
5
0.3
SE
7
0.2
E
7
0.2
E
7
0.8
SSE
4
0.2
E
7
0.2
SSE
7
0.2
SSE
7
0.2
E
7
0.1
SE
14
0.1
SE
14
Energy kJ
22
16
13
9
24
26
26
14
13
15
8
18
17
8
7
4
4
22
3
4
4
4
8
8
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
7
0.3
ESE
7
0.3
ESE
7
0.3
ESE
7
0.4
SE
5
0.3
SSE
9
0.3
SSE
9
0.4
SSE
8
0.2
SSE
7
0.2
SSE
7
0.3
ESE
7
0.3
E
7
0.3
E
6
0.2
E
7
0.1
E
16
0.1
E
16
0.2
E
7
0.2
SSE
7
0.2
E
7
0.2
E
7
0.1
E
15
0.1
E
14
0.1
E
14
Energy kJ
10
11
10
9
7
15
15
19
5
5
9
8
7
3
5
5
3
4
3
4
4
4
4
Swell 3
Height (m)
Direction
Period (s)
0.1
E
6
0.2
ESE
8
0.1
SE
8
0.3
SSE
8
0.2
NNE
3
0.2
N
3
0.2
NNW
3
0.1
E
16
0.2
SSE
7
0.1
E
16
0.2
SSE
7
0.1
E
16
0.1
E
16
0.1
E
16
0.2
S
5
0.1
E
16
0.1
E
15
0.1
E
15
0.1
E
15
0.1
SE
14
Energy kJ
1
7
3
14
1
1
1
5
5
5
4
5
5
5
2
5
4
4
4
8
Wind waves
Height (m)
Direction
Period (s)
0.2
NNW
2
0.3
NNW
3
0.2
WNW
2
0.2
WNW
2
0.4
NW
3
0.5
ESE
6
0.6
SSE
3
0.5
SSE
4
0.6
SSE
4
0.3
WSW
3
0.2
WSW
3
0.3
SSE
4
0.6
SSE
3
0.9
SSE
4
0.7
SSE
4
0.5
SSE
4
0.4
SSE
4
0.7
SE
4
1.5
SSE
5
1.6
SSE
6
Energy kJ
1
1
1
1
2
23
6
7
12
1
1
4
8
25
16
9
6
12
111
173
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
3
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
38
186
133
186
173
38
182
503
503
198
400
186
182
425
227
537
530
186
182
198
186
1742
1742
3544
Best forecast wave conditions in New Hampshire
Rating
(10 max)
Best forecast wave conditions in United States
Rating
(10 max)
2
2
3
3
3
3
3
1
2
3
4
4
4
4
4
3
3
3
3
4
3
4
4
3
Header Global
Rating
(10 max)
5
5
5
5
5
5
4
4
4
5
5
5
7
4
4
4
5
5
6
8
8
6
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
How to use the Wavefinder

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