Ammonias surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 1 pm Tuesday 26 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Ammonias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ammonias sea temperature is
25.2° C
(Which is normal for this time of year)

How big are the waves at Ammonias today?

The current surf forecast for Ammonias at 7PM is: 2.0m 7s primary swell from a East-northeast direction and 0.6m 16s secondary swell from a South direction (forecast issued at 01:00pm May 26). An open ocean swell of 0.5m 16s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (26 May)7ft (2.1m)8s
Afternoon (26 May)6ft (1.8m)8s
Evening (26 May)7ft (2.1m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Tue afternoon. Warm (max 24°C on Tue afternoon, min 22°C on Tue night). Mainly fresh winds.

Tue
26
Wednesday
27
Thursday
28
Fri
29
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)
1
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
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)
2
ENE
8
1.8
ENE
8
1.8
ENE
7
2.1
ENE
7
2.2
ENE
7
2
ENE
7
1.9
ENE
7
1.9
ENE
7
1.7
ENE
7
1.7
ENE
7
1.8
ENE
7
1.8
ENE
7
1.7
ENE
7
1.7
ENE
7
1.7
ENE
7
1.6
ENE
7
1.7
ENE
7
1.6
ENE
7
1.6
ENE
7
0.5
S
22
0.6
S
21
0.7
S
21
0.7
S
21
0.8
S
20
Wave Graph
Metric surfscale
Energy kJ
428
353
344
420
512
426
387
387
314
294
334
325
310
279
279
258
271
244
233
242
332
445
441
530
Wind (km/h)
25
ENE
25
NE
30
ENE
25
ENE
30
ENE
20
ENE
25
ENE
25
ENE
20
ENE
25
NE
30
ENE
25
ENE
25
ENE
20
ENE
20
NE
20
NE
20
NE
25
ENE
25
ENE
20
NE
25
ENE
25
ENE
25
ENE
20
ENE
cross
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
1:43PM0.49m
00:22AM0.27m
2:18PM0.55m
00:59AM0.23m
2:50PM0.59m
1:35AM0.20m
Low Tide
8:07PM0.19m
6:40AM-0.05m
9:11PM0.17m
7:04AM-0.06m
10:02PM0.15m
7:30AM-0.06m
clear
part cloud
rain showers
clear
rain showers
clear
rain showers
clear
clear
part cloud
rain showers
clear
part cloud
cloud
clear
cloud
part cloud
clear
clear
clear
rain showers
rain showers
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:14
7:14
7:15
7:15
1
1
1
1
1
1
1
Temp °C
24
24
23
23
23
22
22
23
24
24
24
23
23
23
22
23
24
24
24
23
23
22
23
23
22
22
21
21
21
21
20
21
22
22
21
21
21
21
21
22
23
22
22
22
22
21
22
22
Swell 1
Height (m)
Direction
Period (s)
0.6
S
16
0.5
S
12
0.5
S
12
0.6
S
16
0.5
S
14
0.6
S
15
0.6
S
14
0.6
S
14
0.6
S
14
0.6
S
14
0.6
S
14
0.6
S
13
0.6
S
13
0.6
S
13
0.6
S
13
0.6
S
12
0.6
S
12
0.6
S
12
0.6
S
12
0.6
S
12
0.6
S
21
0.7
S
21
0.7
S
21
0.8
S
20
Energy kJ
176
75
73
172
97
150
148
146
144
140
131
125
123
121
117
110
105
103
103
102
332
445
441
530
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
7
0.4
SE
6
0.4
SE
6
0.5
NW
16
0.4
NW
16
0.5
NW
15
0.6
WNW
15
0.5
NW
14
0.6
WNW
14
0.6
WNW
14
0.5
NW
13
0.5
NW
13
0.5
NW
13
0.5
SE
8
0.5
SE
6
0.4
NW
12
0.4
SE
6
0.4
NW
12
0.4
NNE
11
0.5
S
22
0.6
S
12
0.6
S
12
0.6
N
12
0.5
S
11
Energy kJ
17
10
9
129
90
109
144
102
133
125
87
84
83
32
19
52
9
51
40
242
100
98
106
64
Swell 3
Height (m)
Direction
Period (s)
0.2
WNW
19
0.4
S
16
0.4
S
16
0.4
SE
8
0.3
S
16
0.3
SE
9
0.4
SE
9
0.3
SE
9
0.4
SE
9
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.4
NW
12
0.4
NW
12
0.4
SSE
6
0.4
NW
12
0.3
NNE
13
0.4
NW
12
0.4
NNE
11
0.4
NNE
11
0.5
N
10
0.5
S
12
0.5
N
10
Energy kJ
36
80
79
18
46
12
20
12
19
35
35
34
32
55
52
15
51
32
50
39
38
56
66
49
Wind waves
Height (m)
Direction
Period (s)
2
ENE
8
1.8
ENE
8
1.8
ENE
7
2.1
ENE
7
2.2
ENE
7
2
ENE
7
1.9
ENE
7
1.9
ENE
7
1.7
ENE
7
1.7
ENE
7
1.8
ENE
7
1.8
ENE
7
1.7
ENE
7
1.7
ENE
7
1.7
ENE
7
1.6
ENE
7
1.7
ENE
7
1.6
ENE
7
1.6
ENE
7
1.5
ENE
7
1.6
ENE
7
1.6
ENE
7
1.5
ENE
7
1.5
ENE
7
Energy kJ
428
353
344
420
512
426
387
387
314
294
334
325
310
279
279
258
271
244
233
200
220
220
200
206
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
2
2
3
2
2
1
1
1
1
1
1
1
1
1
2
2
2
2
3
3
3
Distance (km)
16
31
33
126
122
16
16
16
16
16
33
16
16
16
16
16
16
31
31
16
16
16
16
16
Best forecast wave conditions in Kaua'i
Rating
(10 max)
2
2
3
4
3
3
3
3
3
1
1
1
3
3
2
2
2
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
7
4
2
3
4
4
3
3
3
4
4
4
4
4
4
2
2
4
4
4
4
4
4
Header Global
Rating
(10 max)
6
7
7
9
9
7
8
6
6
9
9
9
7
9
8
7
7
6
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

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