Lahaina Breakwall/Harbour Surf Break

Lat Long: 20.88° N 156.69° W

Lahaina Breakwall/Harbour Surf Forecast and Surf Report

Issued: 7 am 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lahaina Breakwall/Harbour sea temperature is
26.8° C
0.6° 

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


Lahaina Breakwall/Harbour surf forecast from 21 Jul 2026:

  • Best quality surf: Tuesday 21 Jul, 2PM (local time) - 1.5ft (0.5m), 14s period, S swell with offshore winds.
  • Most powerful swell: Saturday 25 Jul, 11PM (local time) - 2ft (0.6m), 18s period, SSW swell with 207 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 21 Jul, 2PM (local time) - 1.5ft (0.5m), 14s period with S swell.

Best Forecast Surf Conditions for Lahaina Breakwall/Harbour this week:

The surf forecast for Lahaina Breakwall/Harbour over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 21) at 2PM. The primary swell is predicted to be 0.5m and 14s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Lahaina Breakwall/Harbour in the next 16 days are 0.6m 18s and forecast to arrive on Saturday (Jul 25) at 11PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 8s period and expected on Saturday (Jul 25) at 2PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2PM (Tue 21st Jul)1.5ft (0.5m) 14s
Best Surf 2PM (Tue 21st Jul)1.5ft (0.5m) 14s
Most Powerful11PM (Sat 25th Jul)2ft (0.6m) 18s

Table - best surf conditions forecast for Lahaina Breakwall/Harbour over the next 16 days.


The Lowdown

Alright, Rusty here. Let's have a look at what's on the table for the stretch ahead.

Right off the bat, we're looking at a pretty drawn-out period of small, clean but very ordinary surf. The energy is there, but it's weak. The standout? Honestly, nothing here is firing hard, but for a nose-in-the-air, soul-surf trim, Lahaina Breakwall/Harbour is the spot to be. The water is bang on average for the time of year at 80°, so no surprises there.

The action kicks off Tuesday morning, the 21st of July. We've got a tiny 2 ft S swell rolling in, period 14 seconds, with a combined energy reading of 140 (moderate energy). The wind is a light cross-off from the ENE at 6 mph, keeping things clean. It's surfable, but it's not going to blow your socks off. That afternoon, the wind swings offshore from the NE at 9 mph, and the conditions stay clean, but the swell is still a paltry 2 ft.

Wednesday the 22nd and Thursday the 23rd are a story of persistence. The swell drops to 1 ft, but the period stretches out – 24 seconds on Wednesday morning! That's a very long-period groundswell from the SW, which means it'll wrap in with some push, but it might break a bit straight at the beach. The wind holds offshore or cross-off, keeping the surface clean. The combined energy sits in the 160-190 range, still moderate. Friday the 24th is similar, with a 2 ft SW swell and good offshore winds. The energy climbs to 217 on Friday afternoon, so it's got a little more grunt, but it's still small.

The weekend of the 25th and 26th is more of the same – tiny 1 ft to 2 ft SSW swell, light offshore winds, and clean faces. The energy peaks at 229 on Saturday afternoon, but it's still just a small wave. Sunday the 26th has light rain showers in the morning, but the wind is good and offshore.

Now, we hit a bit of a lull. From Monday the 27th of July through to the end of the month, the swell drops consistently. The combined energy falls into the double digits, under 100, indicating weak wave energy. The waves are still there, but they're struggling to break with any authority. The period is dropping from 15 seconds down to 12 seconds, so the quality is fading.

The start of August doesn't bring much change. Saturday the 1st and Sunday the 2nd have tiny 1 ft to 2 ft swells, with moderate energy. The real low point comes Monday the 3rd of August through to Wednesday the 5th. The swell bottoms out at 1.0 ft, with very weak energy – the combined energy reading is in the 50s and 60s. Conditions are clean, but the waves are just not there. It's a flat spell, plain and simple.

So, for the whole 16-day window, the best on offer is the first week, but even then, it's a long run of very small, clean surf. There's no big, powerful swell to get excited about. The crowds at Lahaina Breakwall/Harbour are listed as "sometimes" busy, so you might have a few friends out, but with waves this small, it won't be a zoo.

If you're looking for a wave to actually ride, the best bet is the first few days, especially Tuesday the 21st and Wednesday the 22nd of July, when the swell is at its peak and the winds are light. It's not a classic, but it's clean and rideable. After that, you're mostly just bobbing around.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Tue morning. Warm (max 26°C on Tue afternoon, min 24°C on Wed night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 4mm), mostly falling on Fri morning. Warm (max 26°C on Fri morning, min 24°C on Fri night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
1
1
1
1
0
0
1
1
1
1
1
0
1
1
1
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
14
0.5
S
14
0.5
S
13
0.4
SW
24
0.4
SW
23
0.4
SW
22
0.4
SW
20
0.4
SW
20
0.5
SW
18
0.5
SW
18
0.5
SW
17
0.4
SW
16
0.4
SW
19
0.6
SSW
18
0.6
SSW
18
0.6
SSW
16
0.5
SSW
16
0.5
SSW
16
0.4
SSW
15
0.4
SSW
15
0.4
SSW
14
Wave Graph
Metric surfscale
Energy kJ
97
89
80
142
138
118
100
97
159
154
147
65
100
204
204
175
146
140
86
84
68
Wind (km/h)
15
ENE
15
ENE
10
ENE
15
ENE
20
NE
15
ENE
15
ENE
20
ENE
15
ENE
15
ENE
20
NE
15
ENE
15
NE
20
ENE
15
ENE
15
ENE
20
NE
15
ENE
15
NE
15
NE
10
NE
Wind State
cross-off
off
off
off
off
off
cross-off
cross-off
off
off
off
cross-off
off
cross-off
off
off
off
off
off
off
off
High Tide
11:22AM0.45m
7:02PM0.43m
12:58PM0.51m
1:45PM0.57m
2:19PM0.62m
2:48PM0.66m
00:37AM0.30m
3:16PM0.69m
1:36AM0.33m
3:43PM0.71m
2:20AM0.36m
Low Tide
3:17PM0.37m
3:26AM0.09m
4:24AM0.07m
5:26AM0.05m
6:22AM0.02m
9:40PM0.26m
7:08AM-0.01m
9:46PM0.24m
7:48AM-0.04m
10:02PM0.22m
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
clear
rain showers
rain showers
part cloud
clear
clear
clear
clear
<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>
7:08
7:08
7:07
7:07
7:07
7:07
7:07
 mm
1
1
1
2
Temp °C
25
26
25
26
26
25
26
26
25
26
26
25
26
26
25
25
26
24
25
26
25
Feels °C
26
28
27
27
26
25
26
26
24
26
26
25
26
26
24
26
26
23
25
26
24
  • 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 Lahaina Breakwall/Harbour Surf forecast

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

Lahaina Breakwall/Harbour is 20 km (12 miles) from Wailuku. If you plan a vacation in Maui, look for hotels and other accommodation in Wailuku. Wailuku has rooms for a wide range of budgets as well as car hire and transport links.

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