Makapu'u Surf Break

Lat Long: 21.31° N 157.66° W

Makapu'u Surf Forecast and Surf Report

Issued: 7 pm 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Makapu'u sea temperature is
27.0°C
0.1° 

Makapu'u surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Makapu'u surf forecast from 1 Sep 2026:

  • Most powerful swell: Sunday 6 Sep, 2AM (local time) - 8ft (2.4m), 13s period, ENE swell with 1,893 kJ wave energy.

Best Forecast Surf Conditions for Makapu'u this week:

The most powerful waves expected at Makapu'u in the next 16 days are 2.4m 13s and forecast to arrive on Sunday (Sep 06) at 2AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 12s period and expected on Sunday (Sep 06) at 2PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 2AM (Sun 6th Sep)8ft (2.4m) 13s

Table - best surf conditions forecast for Makapu'u over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s be honest right off the bat: the next couple of weeks are looking pretty grim for a proper surf at Makapu'u. The wind is the main culprit. We’ve got strong onshore breezes locked in for days, and that’s going to trash the face of every wave that tries to show up. It’s a real shame because there’s plenty of swell in the water, but the conditions just aren’t letting us ride it.

Starting Tuesday the 1st of September, we’ve got a solid 7 ft swell coming from the ENE, but it’s hitting a fresh 22 mph onshore wind. The wave energy is moderate (866), but it’s all blown out. That pattern holds through Wednesday and Thursday, with the swell even bumping up to 10 ft on Thursday morning. The energy is climbing into the strong range (1273), but with a strong breeze smashing it onshore, it’s just a mess. For any beginners, that 10 ft is way too big anyway, and the wind makes it a nightmare for everyone.

We get a bit of a change in the swell character on Saturday the 5th. The period jumps to 13 seconds, bringing in a groundswell from the ENE. The energy rockets up to a very strong 2025. This is proper, powerful stuff. But again, we’re looking at a fresh breeze straight on it. A long-period swell like this is best saved for a point break or reef, but even then, you need calm wind to make it work. Here, it’s just going to be a lumpy, closed-out mess. The water temperature is about average for this time of year.

There’s a tiny glimmer on Tuesday the 8th. The wind drops to a light breeze, coming from the ESE as a cross-on. The swell drops to 6 ft, and the energy is moderate (1117). The wave comment says “marginal,” and I’d agree. It’s the best we’ll see, but it’s not a standout. The morning session might offer a few cleaner ones, but it’s a gamble. If you’re desperate, you might find a couple of rides, but don’t expect much.

The week after that is a slow decline. The swell fades away, dropping to 2 ft by the 14th and 15th. The energy drops to weak (34) by Wednesday the 16th. The wind finally goes light and even cross-off on that last day, but there’s no swell to ride. The whole second week is a write-off.

So, the honest truth? There are no good surf options in this 16-day window. The only real standout is that strong groundswell on the 5th and 6th, but it’s completely ruined by the wind. For the experienced crew, this setup looks more interesting for kite surfing than paddle surfing, with that consistent onshore breeze and solid swell. It’s a blank run for the wave riders. Keep an eye on the forecast, it tends not to stay this poor forever.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Wed morning. Warm (max 26°C on Mon night, min 25°C on Mon night). Mainly strong winds.

Days 5-7 Weather Summary

Some drizzle, heaviest during Sat night. Warm (max 26°C on Fri morning, min 25°C on Thu night). Mainly strong winds.

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.3
ENE
8
2
ENE
8
2
ENE
8
2.2
ENE
8
2.5
ENE
8
2.1
ENE
8
3
ENE
8
3
E
8
2.5
ENE
8
3
ENE
8
2.5
ENE
8
2.3
ENE
7
2.3
ENE
7
2.1
ENE
13
2.2
ENE
13
2.4
ENE
13
2.3
ENE
13
2.2
ENE
12
2.2
ENE
12
Wave Graph
Metric surfscale
Energy kJ
591
508
508
589
780
549
866
981
785
982
729
558
500
1430
1581
1893
1584
1360
1324
Wind (km/h)
35
ENE
35
NE
35
ENE
35
ENE
40
ENE
35
ENE
40
ENE
40
ENE
45
ENE
40
ENE
40
ENE
40
ENE
40
ENE
30
ENE
30
ENE
25
ENE
25
NE
25
NE
20
ENE
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
5:44AM0.52m
4:04PM0.47m
7:03AM0.52m
3:54PM0.43m
9:02AM0.54m
10:54AM0.59m
11:56AM0.64m
12:39PM0.68m
11:21PM0.29m
Low Tide
10:46PM0.03m
11:06AM0.27m
11:19PM0.02m
12:22PM0.33m
00:03AM0.02m
1:10AM0.03m
2:48AM0.04m
4:19AM0.02m
8:00PM0.22m
part cloud
clear
clear
part cloud
rain showers
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:13
6:13
6:13
6:15
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:45
6:45
6:45
6:44
6:43
6:42
 mm
1
1
Temp °C
26
26
26
26
26
26
26
26
25
25
26
26
25
26
26
26
26
26
26
Feels °C
23
24
24
24
24
23
23
23
20
21
22
22
20
24
24
25
26
26
26
  • 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 Makapu'u Surf forecast

The above surf forecast table for Makapu'u provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Makapu'u can be found by selecting the local surf guide option on the grey menu. Our Makapu'u 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 (Makapu'u) 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 Makapu'u 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.

Makapu'u is 13 km (8 miles) from the city of Kailua. If you plan a vacation in Oahu, look for hotels and other accommodation in Kailua. Kailua has rooms for a wide range of budgets as well as car hire and transport links.

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