Wailua/Horners surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 am Wednesday 20 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Wailua/Horners surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Wailua/Horners sea temperature is
25.2° C
(Which is normal for this time of year)

How big are the waves at Wailua/Horners today?

The current surf forecast for Wailua/Horners at 2PM is: 1.9m 8s primary swell from a East direction and 0.7m 11s secondary swell from a North-northwest direction (forecast issued at 07:00am May 20). An open ocean swell of 0.4m 14s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (20 May)6ft (1.8m)8s
Afternoon (20 May)6.5ft (2.0m)8s
Evening (20 May)7ft (2.1m)9s

Table - waves today at Wailua/Horners. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 11mm), heaviest on Wed afternoon. Warm (max 24°C on Wed morning, min 22°C on Fri night). Mainly fresh winds.

Wednesday
20
Thursday
21
Friday
22
Sat
23
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
2 AM
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 MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.8
E
8
1.8
E
8
1.8
E
8
1.9
E
8
2.1
E
8
2
ENE
9
2.2
E
8
2.3
E
9
2.4
E
8
2.5
E
8
2.4
E
8
2.5
E
8
2.5
E
9
2.5
E
9
3
ENE
9
3
ENE
9
2.5
ENE
9
2.5
ENE
9
2.5
ENE
9
2.4
ENE
9
2.4
ENE
9
2.5
ENE
9
2.4
ENE
9
2.4
ENE
8
Wave Graph
Metric surfscale
Energy kJ
408
422
432
470
572
586
708
790
839
908
839
908
930
1017
1135
1162
1106
1047
949
878
880
905
860
840
Wind (km/h)
20
ENE
25
ENE
25
ENE
30
ENE
25
ENE
25
ENE
25
ENE
30
ENE
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
25
NE
30
NE
30
NE
30
NE
30
NE
30
ENE
30
ENE
30
ENE
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
4:15AM0.31m
6:58PM0.77m
5:43AM0.29m
7:52PM0.72m
8:10AM0.30m
8:45PM0.67m
Low Tide
2:01AM0.30m
10:43AM0.07m
3:14AM0.28m
11:34AM0.15m
4:03AM0.25m
12:40PM0.24m
clear
clear
rain showers
rain showers
rain showers
clear
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
rain showers
part cloud
clear
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:54
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
7:12
7:12
7:13
1
2
1
1
1
1
1
1
1
Temp °C
23
24
24
24
24
23
23
23
23
23
24
24
24
23
23
23
23
23
24
23
23
23
22
23
23
24
23
22
22
21
21
21
21
20
21
21
21
20
20
20
20
20
20
20
20
20
19
20
Swell 1
Height (m)
Direction
Period (s)
0.5
NNW
10
0.5
NNW
10
0.7
NNW
10
0.7
NNW
11
0.5
NNW
11
1.1
ESE
8
0.4
NNW
10
0.4
NNW
10
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.5
S
15
0.5
S
15
0.5
S
15
0.5
S
15
0.5
NW
11
0.5
NW
11
0.6
NNW
11
0.6
NNW
11
0.5
NW
11
0.5
NW
10
Energy kJ
59
63
95
99
65
153
42
40
91
87
87
87
85
82
113
112
110
110
56
56
78
78
55
52
Swell 2
Height (m)
Direction
Period (s)
0.4
SSW
15
0.4
SSW
15
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.5
NNW
11
0.3
SSW
13
0.4
SSW
17
0.4
NNW
10
0.3
NNW
10
0.3
NNW
10
0.3
NNW
10
0.4
NW
10
0.4
SE
13
0.4
NW
10
0.4
NW
10
0.4
NNW
10
0.5
NW
10
0.4
SSW
15
0.4
SSW
14
0.4
S
18
0.4
SSW
14
0.4
SSW
13
0.5
S
16
Energy kJ
73
72
69
67
66
64
35
101
33
19
19
18
23
44
25
25
38
51
71
69
98
61
60
133
Swell 3
Height (m)
Direction
Period (s)
0.3
NNW
12
0.3
SSE
9
0.3
SSE
9
0.3
SSW
18
0.3
S
18
0.3
SSW
14
0.3
S
18
0.3
SSW
13
0.3
SSW
13
0.2
SSE
14
0.3
SSE
14
0.4
SE
13
0.4
SE
13
0.3
NW
10
0.4
SE
13
0.4
SE
13
0.4
SE
13
0.4
SE
12
0.4
SE
12
0.4
SE
12
0.4
SE
12
0.4
S
18
0.4
S
18
0.4
SSW
13
Energy kJ
29
17
17
62
56
36
55
34
34
19
37
45
44
16
43
42
42
39
38
37
37
98
96
60
Wind waves
Height (m)
Direction
Period (s)
1.8
E
8
1.8
E
8
1.8
E
8
1.9
E
8
2.1
E
8
2
ENE
9
2.2
E
8
2.3
E
9
2.4
E
8
2.5
E
8
2.4
E
8
2.5
E
8
2.5
E
9
2.5
E
9
3
ENE
9
3
ENE
9
2.5
ENE
9
2.5
ENE
9
2.5
ENE
9
2.4
ENE
9
2.4
ENE
9
2.5
ENE
9
2.4
ENE
9
2.4
ENE
8
Energy kJ
408
422
432
470
572
586
708
790
839
908
839
908
930
1017
1135
1162
1106
1047
949
878
880
905
860
840
Nearest Offshore or Glassy
Rating
(10 max)
2
2
3
2
2
3
3
1
3
3
3
1
1
1
1
4
4
3
3
3
3
1
3
3
Distance (km)
24
35
35
36
36
35
47
303
47
41
41
302
304
432
306
35
35
35
35
36
35
35
35
35
Best forecast wave conditions in Kaua'i
Rating
(10 max)
2
2
3
2
2
3
3
3
3
3
4
4
3
3
3
3
1
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
4
3
2
4
4
4
4
4
3
4
1
2
3
4
4
4
3
3
3
3
2
3
3
Header Global
Rating
(10 max)
4
5
5
5
5
5
5
5
5
5
4
4
5
7
8
7
6
5
5
5
5
6
8
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

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