Hakalau surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Saturday 09 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
25.5° C
(Which is slightly warmer than usual)

How big are the waves at Hakalau today?

The current surf forecast for Hakalau at 4PM is: 1.0m 8s primary swell from a East-southeast direction and 0.7m 11s secondary swell from a North-northwest direction (forecast issued at 01:00pm May 09). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (09 May)2.5ft (0.8m)12s
Afternoon (09 May)3.5ft (1.0m)8s
Evening (09 May)3.5ft (1.1m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Sat afternoon. Warm (max 24°C on Sat afternoon, min 22°C on Mon night). Wind will be generally light.

Sat
9
Sunday
10
Monday
11
Tue
12
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
0
1
1
0
0
0
0
0
1
0
0
1
1
0
0
0
0
1
1
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)
0.8
NNW
12
1
ESE
8
1
ESE
8
1.1
ESE
8
1.1
ESE
8
1.1
ESE
8
1.1
ESE
8
1.2
E
8
1.2
ESE
8
1.2
ESE
8
1.1
ESE
8
0.9
NNW
11
1.2
E
8
1.4
E
8
1.4
E
8
1.3
E
8
1.3
E
8
0.9
NNW
12
1.3
E
8
1.3
E
8
1.2
E
8
1.3
E
8
1.2
E
8
1.2
E
8
Wave Graph
Metric surfscale
Energy kJ
171
147
147
176
176
180
180
195
197
197
167
210
191
247
251
223
228
234
224
223
190
213
181
172
Wind (km/h)
15
E
15
E
15
E
10
E
10
ESE
10
E
10
E
15
E
15
E
15
ENE
15
ENE
10
ENE
10
E
10
ENE
10
NE
10
NE
10
NE
15
ENE
15
NE
10
NE
10
ENE
5
ENE
10
NE
10
ENE
cross-on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
on
on
on
on
on
on
on
on
on
High Tide
9:03AM0.41m
9:31PM0.79m
10:52AM0.50m
10:21PM0.78m
11:48AM0.61m
11:06PM0.77m
Low Tide
1:29PM0.35m
5:09AM0.31m
3:26PM0.39m
5:30AM0.24m
4:59PM0.40m
5:55AM0.18m
clear
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
rain showers
rain showers
part cloud
clear
part cloud
rain showers
part cloud
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:46
6:46
6:47
1
1
1
1
Temp °C
24
24
24
24
23
23
23
23
24
24
24
23
23
23
23
23
23
24
23
23
23
22
22
23
25
25
25
26
24
24
24
23
24
24
25
25
24
24
24
24
24
25
23
24
25
23
22
23
Swell 1
Height (m)
Direction
Period (s)
1
ESE
8
1
ESE
8
1
ESE
8
1.1
ESE
8
1.1
ESE
8
1.1
ESE
8
1.1
ESE
8
1.2
E
8
1.2
ESE
8
1.2
ESE
8
1.1
ESE
8
1.1
E
8
0.9
NNW
10
1.4
E
8
1.4
E
8
1.3
E
8
1.3
E
8
1.3
E
8
1.3
E
8
1.3
E
8
1.2
E
8
1.3
E
8
1.2
E
8
1.2
E
8
Energy kJ
147
147
147
176
176
180
180
195
197
197
167
161
191
247
251
223
228
234
224
223
190
213
181
172
Swell 2
Height (m)
Direction
Period (s)
0.8
NNW
12
0.7
NW
11
0.7
NNW
11
0.8
NNW
11
0.8
NNW
11
0.5
N
7
0.6
N
7
0.6
N
7
0.7
NNW
12
0.7
NNW
11
0.8
NNW
11
0.9
NNW
11
0.2
NNW
13
0.9
NNW
10
0.9
NNW
10
0.8
NNW
10
0.7
N
9
0.9
NNW
12
0.9
NNW
11
0.8
NNW
11
0.7
NNW
11
0.7
NNW
10
0.7
NNW
10
0.7
NNW
11
Energy kJ
171
128
107
133
130
21
32
33
121
109
138
210
17
152
152
139
83
199
183
133
99
97
95
99
Swell 3
Height (m)
Direction
Period (s)
0.2
NNE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.5
NW
11
0.5
NW
11
0.6
NNW
12
0.6
N
7
0.6
N
6
0.5
N
6
0.1
SE
13
0.1
SE
13
0.2
NNW
13
0.4
NW
13
0.4
NNW
12
0.6
NNW
12
0.2
SSE
12
0.2
SSE
12
0.2
NNE
6
0.4
NNE
5
0.2
SSE
12
0.5
NNE
5
0.3
NNW
13
Energy kJ
7
3
3
3
3
57
59
94
31
29
19
7
7
18
43
59
94
15
15
4
7
15
15
34
Wind waves
Height (m)
Direction
Period (s)
1.2
E
8
0.7
NNE
6
Energy kJ
190
27
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
1
1
1
Distance (km)
158
160
158
96
14
95
95
95
20
20
95
95
20
20
95
95
158
158
95
95
14
14
95
95
Best forecast wave conditions in Big Island
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
2
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
3
3
4
4
2
2
2
2
4
3
3
3
3
3
2
3
3
3
3
3
3
2
Header Global
Rating
(10 max)
4
4
4
4
5
9
9
8
6
9
5
5
4
5
4
8
9
6
9
9
9
9
9
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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