Bellows Surf Break

Lat Long: 21.36° N 157.71° W

Bellows Surf Forecast and Surf Report

Issued: 7 am 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Bellows sea temperature is
26.7° C
0.0° 

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


Bellows surf forecast from 19 Aug 2026:

  • Most powerful swell: Tuesday 25 Aug, 2PM (local time) - 5.5ft (1.7m), 8s period, ENE swell with 383 kJ wave energy.

Best Forecast Surf Conditions for Bellows this week:

The most powerful waves expected at Bellows in the next 16 days are 1.7m 8s and forecast to arrive on Tuesday (Aug 25) at 2PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 16s period and expected on Saturday (Aug 22) at 2AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 2PM (Tue 25th Aug)5.5ft (1.7m) 8s

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


Short Range Forecast

Mostly dry. Warm (max 27°C on Thu night, min 24°C on Wed morning). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 3mm), mostly falling on Mon afternoon. Warm (max 26°C on Sat morning, min 25°C on Sat night). Mainly strong winds.

Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
AM
PM
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
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
E
8
1
NE
6
0.9
E
8
0.7
E
8
1.2
ENE
7
0.8
ENE
7
0.8
NE
7
1.2
ENE
7
1.3
ENE
7
1.4
ENE
6
1.6
E
6
1.7
E
7
1.9
ENE
6
1.7
ENE
6
1.6
ENE
6
1.6
ENE
6
1.7
ENE
6
1.6
ENE
6
1.7
E
8
1.6
ENE
8
1.5
ENE
7
Wave Graph
Metric surfscale
Energy kJ
89
75
102
55
138
69
54
136
141
170
209
262
289
230
176
179
208
194
374
341
192
Wind (km/h)
15
ENE
25
ENE
20
NE
15
NE
15
NNE
5
ENE
10
E
15
ENE
15
E
30
ENE
35
ENE
40
ENE
40
ENE
40
ENE
35
ENE
35
ENE
25
ENE
30
ENE
30
ENE
25
ENE
30
ENE
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
High Tide
10:23AM0.47m
11:48AM0.51m
12:32PM0.55m
1:04PM0.58m
10:27PM0.27m
1:31PM0.61m
11:46PM0.30m
1:55PM0.63m
00:27AM0.33m
2:17PM0.65m
1:04AM0.37m
Low Tide
1:15AM0.09m
2:41AM0.09m
4:16AM0.08m
9:18PM0.23m
5:19AM0.05m
8:24PM0.22m
6:03AM0.02m
8:21PM0.21m
6:39AM-0.00m
8:32PM0.20m
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:11
6:11
6:11
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:57
6:55
6:54
6:54
6:53
6:52
 mm
1
2
1
Temp °C
25
25
25
25
26
27
26
27
26
26
26
25
25
26
25
26
26
25
26
26
25
Feels °C
26
25
25
27
28
30
30
30
28
26
24
24
22
23
23
25
26
25
26
25
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
How to use the Wavefinder 
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Quick surf report for Bellows:

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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Bellows surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Information about the Bellows Surf forecast

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

Bellows is 6 km (4 miles) from 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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