Avalanche Surf Break

Lat Long: 21.59° N 158.12° W

Issued: 1 am 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Avalanche sea temperature is
25.7° C

Normal for this time of year

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


How big are the waves at Avalanche today (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 2ft (0.6m), 10s period with NW swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 2ft (0.6m), 10s period with NW swell.
  • Evening surf: Evening surf (18 Jun, local time) - 2ft (0.6m), 9s period with NW swell.

The current surf forecast for Avalanche at 8AM is: 0.6m 10s primary swell from a Northwest direction (forecast issued at 01:00am June 18). An open ocean swell of 1.2m 16s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (18 Jun)2ft (0.6m)10s
Afternoon (18 Jun)2ft (0.6m)10s
Evening (18 Jun)2ft (0.6m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 27°C on Thu morning, min 23°C on Fri night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
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)
1
1
1
1
1
1
1
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
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
9
0.5
NW
9
0.5
NW
9
0.4
NW
9
0.4
NW
9
0.4
NW
9
0.4
NW
9
0.8
S
13
0.4
NW
9
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NNW
8
Wave Graph
Metric surfscale
Energy kJ
63
63
61
61
60
58
55
42
41
29
29
29
29
0
28
18
25
17
24
24
17
17
23
23
Wind (km/h)
10
E
5
E
5
ESE
5
S
0
NW
5
NE
5
E
10
E
10
ESE
10
ESE
10
ESE
10
E
5
ESE
10
ESE
10
ESE
10
E
10
E
10
E
15
E
10
E
5
ESE
10
ENE
15
ENE
15
E
Wind State
off
off
glassy
glassy
glassy
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
5:53AM0.15m
6:10PM0.54m
7:09AM0.18m
6:54PM0.48m
8:32AM0.23m
7:36PM0.41m
Low Tide
11:53PM0.00m
9:38AM0.02m
00:37AM0.01m
10:40AM0.08m
1:17AM0.00m
11:59AM0.15m
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:16
7:16
7:16
 mm
Temp °C
24
24
25
27
27
27
26
26
25
24
25
26
27
26
25
24
24
23
24
26
27
26
25
25
Feels °C
27
27
28
30
31
30
29
29
28
27
27
28
30
29
28
27
27
25
25
28
29
28
26
27
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
13
1.2
S
16
1.2
S
16
1.2
S
15
1.1
S
14
1.1
S
14
1.1
S
14
1.1
S
14
1
S
14
1
S
14
0.9
S
13
0.9
S
13
0.9
S
13
0.8
S
13
0.9
S
13
0.8
S
13
0.8
S
13
0.7
S
13
0.7
S
12
0.7
S
12
0.6
S
12
0.6
S
12
0.6
S
15
0.6
S
12
Energy kJ
218
734
724
636
508
508
508
489
399
366
280
276
276
219
276
215
215
161
144
137
98
99
157
98
Swell 2
Height (m)
Direction
Period (s)
0.8
S
16
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
9
0.5
NW
9
0.5
NW
9
0.4
NW
9
0.4
NW
9
0.4
NW
9
0.4
S
18
0.5
S
18
0.5
S
18
0.4
SSW
18
0.5
S
17
0.6
S
16
0.5
S
16
0.5
S
16
0.5
S
16
0.5
S
15
0.6
S
12
0.5
S
15
Energy kJ
321
63
61
61
60
58
55
42
41
29
29
29
101
155
160
103
140
190
127
127
124
116
97
106
Swell 3
Height (m)
Direction
Period (s)
0.6
NW
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
9
0.4
NE
9
0.4
NE
9
0.4
NE
9
0.4
SSW
19
0.4
SSW
19
0.4
SSW
19
0.4
SSW
19
0.4
NW
9
0.4
NE
8
0.4
NW
9
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NNW
8
Energy kJ
63
23
23
23
30
20
20
20
125
124
123
118
29
17
28
18
25
17
24
24
17
17
23
23
Wind waves
Height (m)
Direction
Period (s)
0.5
E
5
Energy kJ
13
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
1
2
2
2
Distance (km)
0
0
0
0
0
0
0
4
4
4
4
4
4
4
5
5
17
17
17
24
99
18
17
17
Best forecast wave conditions in Oahu
Rating
(10 max)
3
3
3
1
2
2
2
2
2
2
2
1
1
2
2
1
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
1
2
2
2
3
3
3
2
1
3
2
2
3
3
3
2
2
3
3
4
4
Header Global
Rating
(10 max)
9
5
5
5
5
5
6
6
7
5
4
7
6
5
5
4
5
5
5
5
9
9
9
8
  • 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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