Irmas/Leftpoint Surf Break

Lat Long: 21.29° N 157.66° W

Irmas/Leftpoint Surf Forecast and Surf Report

Issued: 1 pm 12 Jul 2026 (local time)

Forecast update in  hr  min

Today's Irmas/Leftpoint sea temperature is
26.2° C
0.2° 

Irmas/Leftpoint surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Irmas/Leftpoint surf forecast from 13 Jul 2026:

  • Most powerful swell: Monday 13 Jul, 5AM (local time) - 7ft (2.2m), 8s period, ENE swell with 557 kJ wave energy.

Best Forecast Surf Conditions for Irmas/Leftpoint this week:

The most powerful waves expected at Irmas/Leftpoint in the next 16 days are 2.2m 8s and forecast to arrive on Monday (Jul 13) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 16s period and expected on Sunday (Jul 12) at 11PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 5AM (Mon 13th Jul)7ft (2.2m) 8s

Table - best surf conditions forecast for Irmas/Leftpoint over the next 16 days.


Alright, Rusty here, and I’ve got to be straight with you—this outlook for Irmas/Leftpoint is a tough one to write. We’ve got a full 16-day window stretching from now, but honestly, it’s a long, dry spell before anything worth paddling out for shows up.

Look, Irmas/Leftpoint is a reef setup that usually wants an ESE swell to get going. The problem is, for the first two weeks, the wind is a constant enemy. From July 12th right through to July 25th, it’s almost wall-to-wall cross-shore and cross-onshore wind, blowing fresh to strong at 15 to 25 mph. The swell direction is all wrong too—mostly ENE or NE, which is way off that sweet spot, and the period is short, hanging around just 7 to 8 seconds. That’s just windswell, not groundswell, so the waves are weak, choppy, and horribly lumpy. It’s a messy, bumpy mess out there. The combined energy is moderate, in the 247 to 824 range, but feels like a lot of effort for nothing. If you’re a kitesurfer, you might be laughing, but for a paddle surfer? No dice.

Now, there is a glimmer right at the very end. On July 27th, Monday morning and afternoon, things change. The swell starts coming from the east (4ft, 15-second period), which is much closer to that optimum ESE direction. That long period, over 15 seconds, means real groundswell energy, which at a reef point like this should wrap in beautifully. The combined energy jumps to 1316 and 1421—strong to very strong. The wind drops to a moderate cross-shore breeze at 15 mph, which is still not ideal but a huge step up from everything else. It’s only a “marginal” call, but after two weeks of nothing, this is the one interesting window. Because it’s that far out (the 27th of July, two weeks from now), take it with a grain of salt, but it’s the only thing worth checking. The break is “fairly consistent” and can get crowded “sometimes,” so if this holds, expect a few locals to be as hungry as you.

Water temp at the start is 79°F, no anomaly—so it’s just normal warm tropical water for this time of year.

So to wrap it up: for the whole forecast period, you’re looking at a whole lot of nothing until the very last day. July 27th is your shot, but it’s a promising long-range call. Keep an eye on it.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Tue morning. Warm (max 25°C on Sun afternoon, min 24°C on Sun night). Winds decreasing (strong winds from the ENE on Sun night, light winds from the E by Wed morning).

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Wed night. Warm (max 26°C on Thu afternoon, min 24°C on Thu night). Mainly fresh winds.

Sun
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
ENE
8
2.2
ENE
8
1.9
ENE
8
1.7
ENE
8
1.6
ENE
7
1.2
NNE
7
1.5
NE
8
1.4
NE
8
1.4
ENE
7
0.7
SSW
14
1.3
ENE
7
0.6
SSW
16
0.6
SSW
17
1.2
SSW
12
1
SSW
11
0.8
SSW
10
1.5
ENE
6
1.8
ENE
8
1.8
ENE
8
2.1
ENE
7
1.9
ENE
7
Wave Graph
Metric surfscale
Energy kJ
471
545
411
322
263
134
248
204
191
178
137
175
197
399
222
125
170
375
385
444
352
Wind (km/h)
40
ENE
40
ENE
35
ENE
30
ENE
25
ENE
25
ENE
30
ENE
15
ENE
15
E
25
ENE
15
E
25
E
20
ENE
30
ENE
30
ENE
30
NE
25
ENE
30
ENE
30
ENE
30
ENE
35
ENE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross
cross-on
cross
High Tide
2:10PM0.81m
1:53AM0.19m
2:55PM0.82m
2:47AM0.21m
3:38PM0.81m
3:40AM0.23m
4:19PM0.78m
4:35AM0.27m
4:58PM0.72m
5:33AM0.31m
5:35PM0.64m
6:37AM0.35m
6:10PM0.55m
7:46AM0.40m
Low Tide
9:53PM0.05m
7:31AM-0.09m
10:32PM0.03m
8:22AM-0.08m
11:09PM0.02m
9:12AM-0.05m
11:45PM0.02m
10:02AM0.01m
00:20AM0.02m
10:55AM0.08m
00:53AM0.03m
11:55AM0.16m
1:26AM0.03m
1:10PM0.23m
part cloud
part cloud
clear
part cloud
part cloud
rain showers
rain showers
rain showers
part cloud
clear
rain showers
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
5:56
5:58
5:58
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:15
7:15
7:15
7:15
7:15
7:15
7:15
7:14
 mm
1
1
1
2
Temp °C
25
24
24
24
24
24
25
24
25
25
25
25
26
25
25
25
25
25
26
25
25
Feels °C
22
20
20
21
21
23
23
22
26
25
24
25
26
25
24
24
25
24
26
24
24
  • 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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Information about the Irmas/Leftpoint Surf forecast

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

Irmas/Leftpoint is 15 km (9 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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