Bellows Surf Break

Lat Long: 21.36° N 157.71° W

Bellows Surf Forecast and Surf Report

Issued: 1 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Bellows sea temperature is
26.8° C
0.1° 

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


Bellows surf forecast from 20 Aug 2026:

  • Most powerful swell: Tuesday 25 Aug, 2PM (local time) - 6ft (1.9m), 7s period, E swell with 355 kJ wave energy.

Best Forecast Surf Conditions for Bellows this week:

The most powerful waves expected at Bellows in the next 16 days are 1.9m 7s 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 0.5m 17s period and expected on Thursday (Aug 27) at 8AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 2PM (Tue 25th Aug)6ft (1.9m) 7s

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


Short Range Forecast

Mostly dry. Warm (max 27°C on Fri afternoon, min 25°C on Thu morning). Winds increasing (light winds from the E on Thu night, strong winds from the ENE by Sat night).

Days 4-6 Weather Summary

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

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
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)
0.9
NE
7
1.2
ENE
7
0.8
ENE
7
1
ENE
7
1.2
ENE
7
1.2
ENE
7
1.4
ENE
7
1.7
E
6
1.9
E
7
1.9
ENE
7
1.9
ENE
6
1.8
ENE
6
1.7
ENE
6
1.6
ENE
6
1.8
E
6
1.8
E
7
1.8
E
7
1.6
ENE
7
1.4
ENE
6
1.4
ENE
6
1.4
ENE
6
Wave Graph
Metric surfscale
Energy kJ
73
138
71
99
136
135
175
239
335
342
280
252
223
186
255
329
329
225
135
122
150
Wind (km/h)
15
ENE
20
NE
10
E
10
E
15
ENE
20
E
35
ENE
35
ENE
40
ENE
40
ENE
40
ENE
35
ENE
35
ENE
35
ENE
30
E
35
ENE
30
ENE
30
ENE
25
ENE
25
ENE
20
ENE
Wind State
cross-on
cross-on
on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
High Tide
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
2:38PM0.65m
1:42AM0.40m
Low Tide
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
7:12AM-0.01m
8:49PM0.18m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
thunderstorm
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:11
6:11
6:11
6:11
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:55
6:54
6:54
6:53
6:52
6:52
 mm
1
Temp °C
26
26
26
26
27
27
26
26
25
25
25
25
26
26
25
25
26
25
25
25
25
Feels °C
28
28
29
29
29
30
27
24
23
22
22
22
24
24
23
24
25
24
23
24
25
  • 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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