Makalawena surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Thursday 21 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Makalawena surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Makalawena sea temperature is
26.5° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Makalawena today?

The current surf forecast for Makalawena at 4AM is: 1.2m 6s primary swell from a North-northeast direction (forecast issued at 01:00am May 21). An open ocean swell of 0.5m 16s is not directed at the surf break, a second open ocean swell of 0.4m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (21 May)4.5ft (1.3m)6s
Afternoon (21 May)4.5ft (1.3m)6s
Evening (21 May)4.5ft (1.3m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 27°C on Thu afternoon, min 23°C on Fri night). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
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)
1
1
1
1
0
0
0
1
1
0
1
0
0
0
1
1
0
0
0
0
0
1
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1
NNE
6
1.2
NNE
6
1.3
NNE
6
1.3
NNE
6
1.3
NNE
6
1.2
NNE
6
1.3
NNE
6
1.5
NNE
7
1.5
NNE
7
1.4
NNE
6
1.3
NNE
6
0.4
S
18
1.3
NNE
6
1.5
NNE
6
1.5
NNE
7
1.3
NNE
6
0.6
NE
8
0.7
NE
8
0.6
NE
8
0.6
NE
8
1.4
NNE
6
1.3
NNE
7
1.5
NNE
8
1.3
NNE
9
Wave Graph
Metric surfscale
Energy kJ
70
109
137
122
140
107
126
186
186
160
118
0
115
181
192
140
49
62
49
49
160
154
287
238
Wind (km/h)
10
NE
10
NE
10
NE
5
NW
5
NNW
10
N
10
NNE
5
ENE
10
NE
15
NE
10
NE
10
N
10
N
15
NNE
15
NE
5
NE
5
NE
10
NE
5
ENE
10
N
10
N
0
NNE
5
ENE
5
NE
cross-off
cross-off
cross-off
glassy
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
glassy
cross-off
cross-off
cross-off
cross-on
cross
glassy
glassy
cross-off
High Tide
7:56AM0.29m
8:17PM0.76m
9:38AM0.34m
9:13PM0.68m
11:07AM0.41m
10:10PM0.62m
Low Tide
3:05AM0.14m
12:36PM0.17m
4:00AM0.14m
1:55PM0.25m
4:46AM0.13m
3:40PM0.31m
part cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:54
6:54
6:54
Temp °C
25
25
26
26
26
27
25
25
24
24
25
26
26
26
25
24
23
23
24
26
26
25
24
24
27
26
27
28
28
27
25
28
25
23
26
27
26
25
24
26
25
23
24
26
26
27
26
25
Swell 1
Height (m)
Direction
Period (s)
1
NNE
6
0.5
S
16
0.5
S
16
0.6
SSW
16
1.3
NNE
6
1.2
NNE
6
1.3
NNE
6
0.6
SSW
15
0.6
S
15
0.6
S
15
0.6
S
14
0.5
S
14
0.5
S
14
0.5
S
18
0.5
S
17
0.6
S
16
0.6
NE
8
0.7
NE
8
0.6
NE
8
0.6
NE
8
0.7
S
15
0.7
NE
9
1.5
NNE
8
1.3
NNE
9
Energy kJ
70
134
132
201
140
107
126
169
157
155
150
101
97
150
137
190
49
62
49
49
218
75
287
238
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
16
0.4
SSW
13
0.4
SSW
13
0.3
SSE
13
0.5
S
16
0.6
S
15
0.6
S
15
0.3
SSE
5
0.3
SSE
5
0.3
SSE
5
0.4
S
18
0.4
S
18
0.5
S
18
0.5
S
14
0.4
SSW
14
0.4
SSW
13
0.6
S
16
0.6
S
16
0.6
S
16
0.5
S
15
0.2
SSE
12
0.7
S
15
0.7
S
15
0.7
S
15
Energy kJ
203
57
56
33
124
161
159
5
5
5
102
98
154
93
61
58
190
188
183
109
13
212
212
209
Swell 3
Height (m)
Direction
Period (s)
0.4
SSW
13
0.3
SSE
5
0.3
SSE
5
0.1
SW
15
0.3
SSE
13
0.4
SSE
13
0.4
SSE
5
0.3
SSW
12
0.3
SSW
12
0.2
SSE
12
0.2
SSE
5
0.2
SSE
5
0.2
SSE
4
0.3
SSE
12
0.2
SSW
11
0.2
SSE
12
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.5
S
16
0.1
NW
11
0.2
SSE
11
0.2
NNW
16
0.2
NNW
15
Energy kJ
57
4
4
8
33
55
9
28
28
14
2
2
2
28
12
14
58
57
57
131
4
12
24
21
Wind waves
Height (m)
Direction
Period (s)
1.2
NNE
6
1.3
NNE
6
1.3
NNE
6
0.3
WSW
2
0.5
WNW
3
0.5
W
3
1.5
NNE
7
1.5
NNE
7
1.4
NNE
6
1.3
NNE
6
1.2
NNE
6
1.3
NNE
6
1.5
NNE
6
1.5
NNE
7
1.3
NNE
6
1
NNE
6
0.9
NNE
6
1
NNE
6
1
NNE
6
1.4
NNE
6
1.3
NNE
7
0.5
S
11
Energy kJ
109
137
122
1
5
5
186
186
160
118
96
115
181
192
140
72
59
72
72
160
154
61
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
3
3
1
1
1
2
2
2
3
1
1
2
1
Distance (km)
0
0
0
0
103
18
12
0
0
12
0
444
447
12
0
0
18
18
18
453
16
0
0
0
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
1
1
2
1
1
2
2
2
2
2
2
3
2
2
1
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
4
3
3
1
1
2
3
3
3
3
2
3
3
2
2
4
3
2
2
3
2
3
3
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
7
7
7
6
6
7
8
6
7
8
8
7
7
6
6
5
5
6
  • 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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