Hakalau surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 13 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Hakalau surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hakalau sea temperature is
25.7° C
(Which is slightly warmer than usual)

How big are the waves at Hakalau today?

The current surf forecast for Hakalau at 9AM is: 1.7m 8s primary swell from a East direction and 0.6m 10s secondary swell from a North-northwest direction (forecast issued at 01:00am May 13). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (13 May)5.5ft (1.7m)8s
Afternoon (13 May)6ft (1.8m)8s
Evening (13 May)6ft (1.8m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 21mm), heaviest during Wed night. Warm (max 25°C on Fri afternoon, min 23°C on Wed night). Wind will be generally light.

Wednesday
13
Thursday
14
Friday
15
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)
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.7
E
7
1.7
E
7
1.7
E
7
1.7
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.9
E
8
1.9
E
8
1.9
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.2
ESE
9
1.2
ESE
9
Wave Graph
Metric surfscale
Energy kJ
290
298
311
320
368
378
378
378
381
381
371
398
442
464
464
418
417
428
427
427
427
427
226
232
Wind (km/h)
15
ESE
15
ESE
15
ESE
20
E
20
E
15
E
10
E
10
E
15
ESE
15
SE
15
ESE
20
ESE
20
ESE
15
ESE
15
SE
15
SE
15
SE
15
SE
20
SE
25
ESE
25
ESE
20
ESE
20
SE
20
SE
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
11:47PM0.74m
1:12PM0.87m
00:28AM0.71m
1:52PM0.98m
1:07AM0.67m
2:34PM1.06m
Low Tide
6:22AM0.11m
7:13PM0.36m
6:52AM0.04m
8:09PM0.34m
7:25AM-0.01m
9:03PM0.33m
rain showers
rain showers
clear
rain showers
rain showers
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
part cloud
part cloud
clear
rain showers
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:45
5:45
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:47
6:49
1
1
1
1
1
1
2
1
2
2
2
1
1
2
1
1
1
1
Temp °C
23
23
24
24
24
24
23
23
23
23
23
23
24
24
24
24
23
23
24
24
24
25
24
24
23
23
24
23
24
24
24
24
24
24
23
23
24
25
25
25
24
23
23
23
23
25
25
25
Swell 1
Height (m)
Direction
Period (s)
1.7
E
7
1.7
E
7
1.7
E
7
1.7
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.9
E
8
1.9
E
8
1.9
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.8
E
8
1.3
ENE
8
1.3
ENE
8
Energy kJ
290
298
311
320
368
378
378
378
381
381
371
398
442
464
464
418
417
428
427
427
427
427
226
232
Swell 2
Height (m)
Direction
Period (s)
0.7
NNW
10
0.7
NNW
10
0.6
NNW
10
0.5
NNW
10
0.4
NNW
10
0.4
NNW
9
0.4
N
10
0.4
NNW
9
0.4
NNW
9
0.5
N
9
0.4
N
9
0.6
N
7
0.6
NNW
16
0.7
NW
15
0.7
NW
15
0.9
NW
15
0.9
NNW
14
0.9
NNW
14
0.9
NW
14
0.9
NW
13
0.9
NW
13
0.8
NNW
13
1.2
ESE
9
1.2
ESE
9
Energy kJ
88
86
75
56
36
33
31
29
28
40
24
33
175
236
229
318
367
352
272
261
253
215
202
207
Swell 3
Height (m)
Direction
Period (s)
0.3
N
12
0.2
N
12
0.3
N
12
0.2
N
12
0.2
N
12
0.3
N
10
0.4
NW
9
0.3
NW
9
0.3
NW
9
0.4
NW
18
0.5
NW
17
0.5
NW
16
0.4
N
8
0.4
NNW
8
0.4
NNW
8
0.4
N
8
0.4
N
8
0.3
N
8
0.3
N
8
0.3
N
8
0.2
N
8
0.2
N
8
0.7
NW
12
0.7
NW
12
Energy kJ
28
12
25
12
11
18
21
13
13
80
137
132
23
24
24
22
22
12
12
12
5
5
159
149
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
2
2
1
2
2
1
2
2
2
2
2
1
2
2
2
2
Distance (km)
95
95
96
158
96
95
95
14
20
14
20
18
18
20
16
16
16
16
18
20
20
18
16
16
Best forecast wave conditions in Big Island
Rating
(10 max)
1
1
1
1
1
1
2
2
2
1
2
2
1
2
2
2
2
2
1
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
2
3
1
1
2
1
4
4
4
4
3
3
3
3
4
4
4
4
3
2
3
2
2
2
Header Global
Rating
(10 max)
7
7
9
9
9
9
9
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
  • 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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