Keaulanas surfForecast / HAW – Oahu / USA

information circle16 Day Weather and Surf, issued 7 pm Monday 04 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 Tuesday (May 05) at 2AM. The primary swell is predicted to be 1.3m and 12s period. 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 2.1m 14s and forecast to arrive on Thursday (May 07) at 5PM. 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 5s period and expected on Monday (May 11) at 2PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Tue 5th May)4.5ft (1.3m) 12s
Best Surf11AM (Thu 7th May)5.5ft (1.7m) 15s
Most Powerful 5PM (Thu 7th May)7ft (2.1m) 14s

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 Tue night. Warm (max 25°C on Tue morning, min 23°C on Tue night). Wind will be generally light.

Days 5-7 Weather Summary

Some drizzle, heaviest during Thu night. Warm (max 26°C on Fri afternoon, min 23°C on Thu night). Wind will be generally light.

Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Mon
11
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
3
1
0
2
2
2
3
4
4
4
3
3
2
1
1
1
1
0
2
1
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)
1.3
NW
12
1.1
NW
12
1.1
NW
11
1
NW
11
0.9
NW
10
0.9
NW
10
0.8
NW
17
1.7
NNW
15
2.1
NNW
14
1.8
NNW
13
1.6
NNW
12
1.5
NNW
12
1.3
NNW
11
1
NW
11
0.9
NNW
11
0.8
NNW
10
1
NNW
11
1
NNW
11
1.2
NNW
12
1
NW
11
0.9
NNW
11
Wave Graph
Metric surfscale
Energy kJ
455
337
273
229
167
142
346
1332
1676
1117
759
605
400
229
202
138
234
238
378
246
207
Wind (km/h)
10
E
10
S
10
SSW
10
NNW
5
WNW
10
NNW
5
NE
5
NNE
10
NE
10
NE
5
NNE
5
E
15
ENE
15
E
20
ENE
20
ENE
20
ENE
25
ENE
20
ENE
25
ENE
30
ENE
cross-off
cross-on
on
cross-off
glassy
cross-off
off
glassy
off
off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
High Tide
4:49AM0.22m
6:41PM0.64m
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
Low Tide
2:02AM0.20m
10:24AM0.08m
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
part cloud
part cloud
clear
rain showers
clear
part cloud
clear
clear
part cloud
rain showers
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
5:58
5:56
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:59
6:59
6:59
7:00
7:00
7:00
7:00
7:00
1
1
Temp °C
24
25
25
25
24
24
24
25
25
24
25
26
24
25
26
24
25
26
24
25
26
24
27
27
27
27
26
26
28
27
25
28
28
25
25
25
23
24
23
23
23
24
Swell 1
Height (m)
Direction
Period (s)
1.3
NW
12
1.1
NW
12
1.1
NW
11
1
NW
11
0.9
NW
10
0.9
NW
10
0.8
NNW
10
1.7
NNW
15
2.1
NNW
14
1.8
NNW
13
1.6
NNW
12
1.5
NNW
12
1.3
NNW
11
1
NW
11
0.9
NNW
11
0.8
NNW
10
1
NNW
11
1
NNW
11
1.2
NNW
12
1
NW
11
0.9
NNW
11
Energy kJ
455
337
273
229
167
142
117
1332
1676
1117
759
605
400
229
202
138
234
238
378
246
207
Swell 2
Height (m)
Direction
Period (s)
0.5
NE
7
0.4
ENE
7
0.4
SW
18
0.4
SSE
6
0.4
SSW
18
0.4
SSW
16
0.8
NW
17
0.4
SSW
15
0.4
SSW
18
0.4
SSW
18
0.5
S
17
0.4
SSW
17
0.4
SSW
16
0.6
N
6
0.4
SE
9
0.4
SSW
14
0.6
NE
6
0.6
NNW
13
0.3
SSW
13
0.5
SE
7
0.4
SSW
18
Energy kJ
26
15
78
14
102
86
346
72
104
104
151
100
86
27
20
70
23
116
33
23
102
Swell 3
Height (m)
Direction
Period (s)
0.4
SSW
13
0.4
SSW
12
0.3
SSW
12
0.4
SW
16
0.3
NE
6
0.3
NW
18
0.5
SSW
16
0.3
SW
15
0.4
SSW
14
0.3
SSW
14
0.3
SSW
13
0.3
SSW
13
0.4
SE
10
0.4
SE
8
0.3
SSW
15
0.4
N
7
0.6
NW
14
0.4
SE
8
0.4
SE
8
0.4
SSW
18
0.4
SE
6
Energy kJ
56
50
28
67
5
51
146
33
70
40
34
34
23
21
42
15
116
18
18
106
9
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
3
0.1
NE
6
0.7
E
8
0.7
E
5
0.7
E
5
0.7
E
5
0.5
E
5
0.4
NE
6
0.7
E
6
0.6
NE
6
0.7
ENE
5
0.7
NE
5
0.9
NE
4
Energy kJ
1
1
60
25
27
27
12
11
30
27
25
25
28
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
2
2
3
4
4
4
3
3
2
2
1
1
2
2
2
2
1
Distance (km)
0
23
23
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
0
2
160
Best forecast wave conditions in Oahu
Rating
(10 max)
3
2
2
2
2
2
3
4
4
4
3
3
2
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
3
2
2
3
4
4
4
3
3
4
2
2
4
2
2
3
3
2
Header Global
Rating
(10 max)
5
5
5
9
6
8
5
5
5
7
5
5
5
5
4
4
5
5
5
5
9
  • 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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