Big Beach surf break

Big Beach surfForecast / HAW – Maui / USA

information circle48hr Weather and Surf, issued 1 pm Thursday 21 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Big Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big Beach sea temperature is
25.8° C
(Which is slightly warmer than usual)

How big are the waves at Big Beach today?

The current surf forecast for Big Beach at 7PM is: 0.6m 15s primary swell from a South direction and 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 21). An open ocean swell of 2.4m 7s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (HST) & DateWave HeightWave Period
Morning (21 May)1.5ft (0.5m)16s
Afternoon (21 May)1.5ft (0.5m)16s
Evening (21 May)2ft (0.6m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 26°C on Thu afternoon, min 22°C on Thu night). Mainly fresh winds.

Thu
21
Friday
22
Saturday
23
Sun
24
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
0
1
1
1
0
0
0
0
0
1
0
0
0
0
1
0
0
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)
0.5
S
16
0.6
S
16
0.5
S
15
0.6
SSW
15
0.6
SSW
15
0.6
S
15
0.6
S
15
0.5
S
15
0.4
S
18
0.4
S
18
0.4
S
18
0.5
S
17
0.5
S
16
0.6
S
16
0.6
S
16
0.6
S
16
0.5
S
16
0.7
S
15
0.7
S
15
0.6
S
15
0.6
S
15
0.6
S
14
0.6
S
14
0.5
S
14
Wave Graph
Metric surfscale
Energy kJ
132
183
119
172
169
157
157
109
106
100
97
147
133
190
188
186
125
224
215
157
155
150
142
93
Wind (km/h)
30
ENE
30
ENE
35
ENE
30
NE
30
NE
25
NE
25
NE
25
NE
25
ENE
30
ENE
25
NE
25
ENE
30
ENE
25
NE
25
NE
30
ENE
30
ENE
30
NE
25
NE
25
NE
30
NE
25
NE
20
NE
20
NE
off
off
off
off
off
off
off
off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
High Tide
8:45PM0.51m
8:15AM0.17m
9:42PM0.47m
10:55AM0.20m
10:32PM0.44m
Low Tide
12:22PM0.00m
4:55AM0.11m
1:28PM0.06m
5:29AM0.09m
3:01PM0.11m
5:54AM0.06m
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
<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>
6:58
6:58
6:59
6:59
Temp °C
26
26
24
24
23
22
23
24
25
26
25
24
23
23
23
24
25
24
24
23
23
23
22
23
22
23
20
21
19
19
20
22
22
22
22
21
20
21
20
20
21
20
22
20
20
21
20
20
Swell 1
Height (m)
Direction
Period (s)
0.5
S
16
0.6
S
16
0.5
S
15
0.6
SSW
15
0.6
SSW
15
0.6
S
15
0.6
S
15
0.5
S
15
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
17
0.5
S
16
0.6
S
16
0.6
S
16
0.6
S
16
0.5
S
16
0.7
S
15
0.7
S
15
0.6
S
15
0.6
S
15
0.6
S
14
0.6
S
14
0.5
S
14
Energy kJ
132
183
119
172
169
157
157
109
106
100
96
147
133
190
188
186
125
224
215
157
155
150
142
93
Swell 2
Height (m)
Direction
Period (s)
0.3
SSW
13
0.1
SW
15
0.3
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.3
S
18
0.4
S
18
0.4
S
18
0.4
S
18
0.4
SSW
14
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.3
SSW
13
0.4
SSW
13
0.1
S
10
0.1
S
11
0.2
S
18
0.2
S
18
0.2
S
17
0.1
NW
13
0.3
S
16
Energy kJ
33
8
29
14
14
14
14
58
99
98
97
61
60
58
58
34
60
2
3
25
25
23
7
46
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
14
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.2
S
20
0.2
S
19
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.2
S
11
0.2
S
11
0.2
SSW
11
0.2
SSW
11
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
NW
16
0.1
NW
15
0.1
NW
15
0.1
NW
14
0.1
S
11
0.1
NW
13
Energy kJ
20
7
7
7
30
30
6
6
6
9
9
12
12
3
3
3
3
3
10
9
8
8
2
7
Wind waves
Height (m)
Direction
Period (s)
2.4
E
8
2.5
E
8
2.4
E
7
2.4
E
7
2.2
E
7
2
E
8
1.9
E
9
2
E
9
1.9
E
6
2
E
6
2
E
6
1.9
E
6
1.9
E
6
1.9
E
6
1.8
E
6
1.7
E
6
1.8
E
6
1.8
E
6
1.8
E
6
1.8
E
6
1.7
E
6
1.7
E
6
1.5
E
6
1.6
E
6
Energy kJ
728
770
557
557
442
572
554
607
266
285
308
261
266
266
243
197
232
239
251
235
200
193
136
154
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
3
1
1
1
1
1
1
1
Distance (km)
34
11
121
114
34
0
0
2
11
11
121
11
11
0
34
103
370
362
0
11
34
0
2
0
Best forecast wave conditions in Maui
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
1
1
2
2
3
3
3
2
3
3
2
2
2
3
2
2
3
2
2
3
2
3
2
3
Header Global
Rating
(10 max)
5
4
5
7
7
7
6
5
7
5
5
6
7
8
7
6
5
5
5
5
5
6
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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