Kapoho Bay Surf Break

Lat Long: 19.50° N 154.82° W

Issued: 1 pm 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Kapoho Bay sea temperature is
25.9° C

Slightly warmer than usual

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


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

  • Morning surf: Morning surf (18 Jun, local time) - 4ft (1.2m), 15s period with S swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 3.5ft (1.1m), 14s period with S swell.
  • Evening surf: Evening surf (18 Jun, local time) - 3.5ft (1.1m), 14s period with S swell.

The current surf forecast for Kapoho Bay at 5PM is: 1.1m 14s primary swell from a South direction and 0.5m 9s secondary swell from a Northeast direction, 0.7m 5s secondary swell from a East-southeast direction (forecast issued at 01:00pm June 18). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (18 Jun)4ft (1.2m)15s
Afternoon (18 Jun)3.5ft (1.1m)14s
Evening (18 Jun)3.5ft (1.1m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 26°C on Thu afternoon, min 24°C on Thu night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sun
21
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
5 AM
8 AM
Rating
(10 max)
0
0
0
2
1
1
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
0
0
1
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
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
0.8
S
13
0.8
S
13
0.8
S
13
0.7
S
13
0.7
S
13
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
15
0.6
S
15
0.6
S
15
0.6
S
15
0.8
S
14
0.8
S
14
0.5
S
20
Wave Graph
Metric surfscale
Energy kJ
610
508
508
501
399
388
289
280
219
219
219
168
166
190
188
188
183
163
159
157
155
268
253
186
Wind (km/h)
15
SE
20
ESE
15
E
10
E
10
ENE
10
ENE
10
ENE
10
ENE
15
ENE
20
ENE
15
ENE
15
NE
10
NE
10
NE
15
NE
15
NE
15
NE
20
NE
20
NE
15
NE
15
NE
15
NE
15
NE
20
NE
Wind State
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
High Tide
6:25PM1.01m
6:42AM0.52m
7:08PM0.92m
8:00AM0.55m
7:50PM0.82m
Low Tide
11:12AM0.11m
1:28AM0.23m
12:04PM0.22m
2:14AM0.23m
1:06PM0.33m
2:58AM0.21m
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:59
6:59
7:00
7:00
 mm
Temp °C
26
26
25
25
24
24
24
24
25
26
25
25
24
24
24
24
25
25
25
24
24
24
24
24
Feels °C
27
27
26
28
27
27
26
26
27
26
26
27
26
27
26
25
26
25
25
25
25
25
25
24
Swell 1
Height (m)
Direction
Period (s)
1.2
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
0.8
S
13
0.8
ESE
6
0.8
ESE
6
0.9
ESE
6
0.9
ESE
7
1
ESE
7
1
ESE
7
1
ESE
7
1
ESE
7
1
E
7
1
E
7
1
E
7
0.9
ESE
7
0.9
ESE
7
0.9
E
7
0.9
E
7
Energy kJ
610
508
508
501
399
388
289
280
219
50
51
66
82
99
102
102
102
97
97
94
75
75
70
70
Swell 2
Height (m)
Direction
Period (s)
0.7
ESE
6
0.4
NE
9
0.5
NE
9
0.7
ESE
6
0.9
ESE
6
0.9
ESE
6
0.8
ESE
6
0.8
ESE
6
0.8
ESE
6
0.8
S
13
0.8
S
13
0.7
S
13
0.7
S
13
0.7
S
13
0.6
S
13
0.6
S
12
0.6
S
16
0.6
S
15
0.6
S
15
0.6
S
15
0.6
S
15
0.8
S
14
0.8
S
14
0.7
S
14
Energy kJ
27
29
39
33
53
57
51
50
50
219
219
168
166
163
119
108
183
163
159
157
155
268
253
179
Swell 3
Height (m)
Direction
Period (s)
0.6
NE
9
0.4
SSE
12
0.4
SE
12
0.5
NE
9
0.5
NE
9
0.4
NE
9
0.4
SSW
19
0.4
SSW
19
0.4
NE
8
0.5
S
18
0.5
S
18
0.5
S
18
0.5
S
17
0.6
S
16
0.6
S
16
0.6
S
16
0.6
S
12
0.5
S
12
0.5
S
12
0.5
S
12
0.5
S
12
0.4
SE
16
0.4
NE
8
0.5
S
20
Energy kJ
53
57
37
39
38
27
123
118
24
162
160
156
142
190
188
188
99
70
71
70
67
91
23
186
Wind waves
Height (m)
Direction
Period (s)
0.7
E
5
0.7
ESE
5
1
E
6
1
E
6
1.1
E
7
1
E
7
1.1
E
7
1.1
E
7
Energy kJ
25
29
73
75
114
85
114
117
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
1
1
1
1
1
2
2
1
1
1
1
1
1
2
2
2
2
2
2
2
Distance (km)
208
208
208
210
35
35
35
35
35
212
112
35
35
35
33
210
208
112
210
121
116
124
208
208
Best forecast wave conditions in Big Island
Rating
(10 max)
1
3
2
1
1
2
2
2
2
1
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
2
3
3
3
2
2
3
2
3
2
3
3
2
2
2
3
3
3
3
3
2
Header Global
Rating
(10 max)
5
5
6
6
6
6
4
4
4
4
5
5
4
6
5
5
8
9
9
9
8
8
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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