
Surf Forecasts:
Bellows surf forecast from 21 Jul 2026:
- Most powerful swell: Tuesday 28 Jul, 2AM (local time) - 7ft (2.1m), 13s period, ENE swell with 1,496 kJ wave energy.
Best Forecast Surf Conditions for Bellows this week:
The most powerful waves expected at Bellows in the next 16 days are 2.1m 13s and forecast to arrive on Tuesday (Jul 28) at 2AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 15s period and expected on Tuesday (Jul 21) at 8AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 2AM (Tue 28th Jul) | 7ft (2.1m) 13s |
Table - best surf conditions forecast for Bellows over the next 16 days.
Short Range ForecastLight rain (total 8mm), mostly falling on Tue night. Warm (max 25°C on Tue morning, min 24°C on Wed afternoon). Mainly strong winds. | Days 4-6 Weather SummaryLight rain (total 4mm), mostly falling on Fri morning. Warm (max 25°C on Fri morning, min 24°C on Fri morning). Mainly strong winds. | ||||||||||||||||||||
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 | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | NE 8 | NE 8 | E 16 | E 16 | E 15 | E 14 | E 14 | ENE 13 |
Wave Graph | |||||||||||||||||||||
176 | 147 | 158 | 206 | 161 | 140 | 350 | 268 | 385 | 358 | 373 | 428 | 493 | 388 | 477 | 678 | 959 | 1033 | 928 | 786 | 1496 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | on | on | cross-on | on | on | cross-on | on | on | cross-on | on | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 11:19AM0.44m | 4:59PM0.41m | 12:21PM0.51m | 12:58PM0.56m | 1:29PM0.59m | 1:57PM0.62m | 10:51PM0.28m | 2:25PM0.63m | 00:03AM0.30m | 2:52PM0.65m | 00:49AM0.31m | ||||||||||
Low Tide | 3:19PM0.35m | 2:49AM0.05m | 3:43AM0.04m | 4:39AM0.02m | 5:29AM-0.00m | 9:26PM0.24m | 6:12AM-0.02m | 9:10PM0.23m | 6:51AM-0.04m | 9:22PM0.23m | |||||||||||
5:58 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | |
— | 7:14 | — | — | 7:14 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:12 | — | — | 7:12 | — | |
mm | 1 | — | 5 | 1 | — | 1 | — | — | — | 1 | — | — | — | — | 3 | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 24 | 25 | 23 | 23 | 22 | 22 | 22 | 20 | 22 | 23 | 23 | 23 | 23 | 21 | 23 | 22 | 23 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | E 13 | E 12 | E 11 | E 12 | S 12 | E 11 | SSW 18 | SSW 18 | SSW 17 | E 16 | E 14 | E 13 | E 16 | E 16 | E 16 | E 15 | E 14 | E 14 | SSW 14 |
103 | 97 | 84 | 103 | 125 | 139 | 45 | 88 | 112 | 104 | 59 | 43 | 102 | 56 | 325 | 678 | 959 | 1033 | 928 | 786 | 41 | |
Swell 2 Height (m) Direction Period (s) | E 12 | E 14 | S 14 | SSE 13 | SSE 13 | S 13 | SSW 20 | S 13 | S 13 | S 12 | S 12 | SSW 16 | SSW 19 | SSW 19 | SSW 18 | SSW 16 | S 16 | SSW 16 | SSW 15 | SSW 15 | S 10 |
25 | 37 | 89 | 59 | 58 | 52 | 77 | 55 | 31 | 46 | 25 | 52 | 125 | 115 | 103 | 90 | 131 | 83 | 73 | 71 | 2 | |
Swell 3 Height (m) Direction Period (s) | E 15 | E 11 | S 26 | S 11 | S 10 | SSW 22 | NNW 10 | SSW 20 | S 11 | ENE 10 | SSW 21 | S 12 | SSW 16 | E 18 | S 11 | S 11 | S 11 | SE 11 | S 10 | S 10 | — |
17 | 22 | 53 | 20 | 19 | 91 | 10 | 75 | 20 | 20 | 44 | 24 | 50 | 56 | 9 | 9 | 20 | 5 | 2 | 8 | — | |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | NE 7 | ENE 13 |
176 | 147 | 158 | 206 | 161 | 140 | 350 | 268 | 385 | 358 | 373 | 428 | 493 | 388 | 477 | 441 | 314 | 320 | 250 | 242 | 1496 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 16 | 17 | 15 | 44 | 45 | 43 | 49 | 54 | 49 | 49 | 54 | 50 | 44 | 50 | 43 | 43 | 43 | 43 | 43 | 43 | 16 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
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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.










