Big Lefts surf break

Big Lefts surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 pm Friday 29 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Big Lefts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big Lefts sea temperature is
25.1° C
(Which is normal for this time of year)

How big are the waves at Big Lefts today (30 May):

  • Morning surf: Morning surf (30 May, local time) - 3ft (0.9m), 17s period with S swell.
  • Afternoon surf: Afternoon surf (30 May, local time) - 3ft (0.9m), 16s period with S swell.
  • Evening surf: Evening surf (30 May, local time) - 3ft (0.9m), 16s period with SSW swell.

The current surf forecast for Big Lefts at 2AM is: 0.9m 18s primary swell from a South direction and 0.5m 13s secondary swell from a South direction, 1.3m 7s secondary swell from a East-northeast direction (forecast issued at 07:00pm May 29). The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (30 May)3ft (0.9m)17s
Afternoon (30 May)3ft (0.9m)16s
Evening (30 May)3ft (0.9m)16s

Table - waves today at Big Lefts. (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 night. Warm (max 25°C on Sun afternoon, min 23°C on Fri night). Mainly fresh winds.

Fri
29
Saturday
30
Sunday
31
Mon
1
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
11 AM
2 PM
Rating
(10 max)
1
2
1
2
2
2
2
1
1
2
2
2
2
1
1
2
2
2
3
3
3
3
2
2
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)
0.9
S
19
0.9
S
19
0.9
S
18
0.9
S
18
0.9
S
18
0.9
S
17
0.9
S
17
0.9
S
16
0.8
S
16
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.8
S
16
0.8
SSW
15
0.8
SSW
15
0.7
S
15
0.7
S
15
0.7
SSW
14
0.7
SSW
14
0.6
S
19
0.6
S
19
0.7
S
19
0.8
S
18
0.8
SSW
18
Wave Graph
Metric surfscale
Energy kJ
593
568
527
509
498
487
470
438
334
432
337
333
310
316
300
212
209
215
215
276
273
343
408
422
Wind (km/h)
30
ENE
25
ENE
30
ENE
25
ENE
20
ENE
25
ENE
25
ENE
25
ENE
25
ENE
20
ENE
15
ENE
10
ENE
15
ENE
15
ENE
15
ENE
15
ENE
10
NE
15
ENE
15
NE
15
NE
15
NE
15
NE
15
ENE
20
ENE
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
3:31PM0.62m
2:51AM0.15m
4:04PM0.63m
3:30AM0.13m
4:39PM0.64m
4:10AM0.12m
Low Tide
10:55PM0.07m
8:21AM-0.06m
11:37PM0.05m
8:52AM-0.06m
00:19AM0.05m
9:25AM-0.05m
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
rain showers
rain showers
rain showers
rain showers
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:07
7:07
7:08
7:08
1
1
1
1
Temp °C
24
23
23
23
23
23
24
24
24
24
24
23
23
23
24
25
25
24
24
23
23
23
25
25
20
21
20
21
22
22
23
22
22
23
25
24
24
23
24
26
26
25
25
24
24
24
25
24
Swell 1
Height (m)
Direction
Period (s)
0.9
S
19
0.9
S
19
0.9
S
18
0.9
S
18
0.9
S
18
0.9
S
17
0.9
NE
7
0.8
NE
7
0.8
S
16
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.8
S
16
0.8
SSW
15
0.9
NE
7
0.9
ENE
7
0.7
S
15
0.7
SSW
14
0.7
SSW
14
0.9
ENE
8
0.9
ENE
8
0.7
SSW
14
0.8
S
18
0.8
SSW
18
Energy kJ
593
568
527
509
498
487
89
69
334
432
337
333
310
316
79
97
209
215
215
102
102
210
408
422
Swell 2
Height (m)
Direction
Period (s)
0.4
S
11
0.4
S
11
0.5
S
13
0.5
S
13
0.5
S
12
0.5
S
12
0.9
S
17
0.9
S
16
0.4
S
12
0.8
NE
7
0.8
E
8
0.7
E
8
0.8
NE
7
0.6
E
7
0.8
SSW
15
0.7
S
15
0.7
E
8
0.5
E
8
0.5
S
19
0.8
SSW
14
0.8
SSW
14
0.7
S
19
0.6
S
14
0.6
S
14
Energy kJ
39
39
84
80
72
71
470
438
43
65
71
60
65
40
300
212
57
29
192
276
273
343
144
134
Swell 3
Height (m)
Direction
Period (s)
0.4
NNE
10
0.4
NNE
10
0.4
NNE
11
0.4
NNE
11
0.4
NNE
11
0.4
NNE
11
0.5
S
12
0.5
S
12
0.4
NNW
10
0.4
S
12
0.7
NE
7
0.7
NE
7
0.7
E
7
0.4
N
8
0.6
E
8
0.4
N
8
0.4
N
8
0.4
SSW
20
0.5
E
8
0.6
S
19
0.6
S
19
0.4
NNW
10
0.3
NNW
10
0.4
NNW
10
Energy kJ
31
31
37
38
38
37
69
68
32
42
52
52
54
22
41
21
20
132
30
273
267
33
19
32
Wind waves
Height (m)
Direction
Period (s)
1.3
ENE
7
1.3
ENE
7
1.3
ENE
7
1.3
ENE
7
1.3
ENE
7
1.2
ENE
7
0.8
E
7
0.7
E
7
1.2
ENE
7
0.8
E
7
0.9
NE
7
0.9
NE
8
0.7
NE
7
0.9
NE
7
0.8
ENE
7
0.9
ENE
8
0.9
ENE
8
1.2
ENE
8
Energy kJ
178
183
188
183
183
140
61
48
139
67
79
82
51
79
70
102
102
155
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
2
2
3
2
2
2
2
2
2
2
2
2
3
3
3
3
3
Distance (km)
30
0
29
0
0
0
3
29
29
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Oahu
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
3
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
3
3
3
3
3
3
4
4
4
4
2
2
2
2
5
4
4
4
3
3
3
Header Global
Rating
(10 max)
5
5
5
5
6
8
7
7
7
7
7
6
6
5
5
5
5
5
5
4
4
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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