Keaulanas surfForecast / HAW – Oahu / USA

information circle16 Day Weather and Surf, issued 7 pm Tuesday 05 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Keaulanas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Keaulanas sea temperature is
25.1° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Keaulanas this week:

The surf forecast for Keaulanas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 06) at 2AM. The primary swell is predicted to be 1.0m and 11s period with a secondary swell of 0.4m and 16s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Keaulanas in the next 16 days are 1.9m 15s and forecast to arrive on Thursday (May 07) at 11AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 6s period and expected on Tuesday (May 12) at 11AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Wed 6th May)3.5ft (1.0m) 11s
Best Surf11AM (Thu 7th May)6ft (1.9m) 15s
Most Powerful11AM (Thu 7th May)6ft (1.9m) 15s

Table - best surf conditions forecast for Keaulanas over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Thu night. Warm (max 25°C on Tue night, min 23°C on Tue night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 26°C on Sat afternoon, min 23°C on Fri night). Wind will be generally light.

Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tue
12
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
2
1
2
3
4
4
4
3
3
3
2
0
0
2
2
2
2
1
2
2
1
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1
NW
11
0.9
NNW
10
0.9
NW
10
0.8
NW
17
1.9
NNW
15
1.7
NNW
12
1.9
NNW
13
1.6
NW
12
1.5
NNW
12
1.3
NNW
11
1
NW
11
0.8
NW
11
0.9
NW
11
1.1
NNW
12
1
NNW
10
1.2
NNW
12
1.1
NNW
11
1.1
N
11
0.8
NW
11
1.1
NNW
10
0.9
NNW
10
Wave Graph
Metric surfscale
Energy kJ
229
175
142
346
1589
805
1180
718
647
400
229
137
169
330
229
399
303
286
134
246
160
Wind (km/h)
10
N
5
NW
10
NNW
10
NE
5
NNE
10
NE
10
ENE
5
ENE
5
ENE
10
ENE
10
E
15
ENE
15
ENE
10
E
10
NE
15
NE
15
ENE
25
ENE
20
ENE
20
ENE
30
ENE
cross-off
cross
cross-off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
High Tide
5:17AM0.20m
7:30PM0.62m
6:41AM0.18m
8:22PM0.60m
9:40AM0.20m
9:16PM0.58m
11:40AM0.25m
10:07PM0.56m
12:22PM0.33m
10:56PM0.53m
12:55PM0.42m
11:42PM0.49m
1:29PM0.52m
Low Tide
3:29AM0.19m
10:52AM0.11m
4:52AM0.18m
11:22AM0.14m
5:23AM0.16m
5:41AM0.15m
5:57AM0.12m
4:16PM0.28m
6:15AM0.10m
6:00PM0.28m
6:35AM0.07m
7:21PM0.26m
part cloud
clear
clear
clear
clear
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
5:56
5:56
5:56
5:56
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:59
6:59
7:00
7:00
7:00
7:00
7:00
7:01
1
Temp °C
25
24
24
24
24
25
24
25
25
24
25
26
24
25
26
24
25
26
24
25
26
26
26
25
25
26
27
25
27
27
25
25
26
23
25
26
23
24
24
22
23
23
Swell 1
Height (m)
Direction
Period (s)
1
NW
11
0.9
NNW
10
0.9
NW
10
1
NNW
10
1.9
NNW
15
1.7
NNW
12
1.9
NNW
13
1.6
NW
12
1.5
NNW
12
1.3
NNW
11
1
NW
11
0.8
NW
11
0.9
NW
11
1.1
NNW
12
1
NNW
10
1.2
NNW
12
1.1
NNW
11
1.1
N
11
0.8
NW
11
1.1
NNW
10
0.9
NNW
10
Energy kJ
229
175
142
175
1589
805
1180
718
647
400
229
137
169
330
229
399
303
286
134
246
154
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
16
0.4
SSW
18
0.4
SSW
16
0.8
NW
17
0.4
SSW
15
1.3
NW
14
0.4
SSW
18
0.5
S
17
0.4
SSW
17
0.5
S
16
0.7
NNE
6
0.7
NNE
6
0.5
NE
6
0.4
SSW
13
0.4
NW
13
0.4
SSW
13
0.4
SSW
18
0.4
SSW
18
0.5
N
12
0.5
SSW
16
0.7
NNW
12
Energy kJ
67
102
86
346
72
648
104
149
100
131
40
29
15
58
63
57
106
102
77
144
160
Swell 3
Height (m)
Direction
Period (s)
0.3
SSE
6
0.2
SSE
5
0.3
NW
18
0.5
SSW
16
0.3
S
19
0.4
SSW
18
0.3
SSW
14
0.3
SSW
13
0.3
SSW
13
0.3
SE
10
0.3
SSW
15
0.3
SSW
15
0.5
N
6
0.4
NE
6
0.4
SE
9
0.4
SE
9
0.3
SE
8
0.2
SSE
9
0.4
SSW
17
0.4
SE
8
0.5
S
16
Energy kJ
7
3
51
146
64
104
40
34
34
15
47
42
19
8
19
19
11
8
97
14
129
Wind waves
Height (m)
Direction
Period (s)
0.4
N
3
0.6
E
8
0.6
E
8
0.5
E
5
0.6
E
5
0.5
NE
6
0.8
E
5
0.8
E
5
0.8
E
5
0.8
NNE
5
1
NNE
6
0.9
NNE
6
Energy kJ
2
49
45
11
20
15
36
36
32
32
64
55
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
3
4
4
4
3
3
3
2
2
1
2
2
2
2
1
2
2
2
Distance (km)
0
11
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
149
0
0
9
Best forecast wave conditions in Oahu
Rating
(10 max)
2
2
2
3
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
3
4
4
4
3
3
4
2
2
4
2
2
4
3
3
3
2
2
Header Global
Rating
(10 max)
9
5
5
5
5
6
5
6
6
5
5
5
4
5
9
8
8
9
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)
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Information about the Keaulanas Surf forecast

The above surf forecast table for Keaulanas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Keaulanas can be found by selecting the local surf guide option on the grey menu. Our Keaulanas surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Keaulanas) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Keaulanas may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Keaulanas is 7 km (4 miles) from Makakilo City. If you plan a vacation in Oahu, look for hotels and other accommodation in Makakilo City. Makakilo City has rooms for a wide range of budgets as well as car hire and transport links.

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