Surf Forecasts:
Waipio Bay surf forecast from 1 Sep 2026:
- Best quality surf: Monday 7 Sep, 5PM (local time) - 7ft (2.1m), 10s period, NE swell with glassy winds.
- Most powerful swell: Sunday 6 Sep, 5AM (local time) - 8ft (2.5m), 13s period, ENE swell with 2,103 kJ wave energy.
- Next surfable swell (1★+): Monday 7 Sep, 5PM (local time) - 7ft (2.1m), 10s period with NE swell.
Best Forecast Surf Conditions for Waipio Bay this week:
The surf forecast for Waipio Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 07) at 5PM. The primary swell is predicted to be 2.1m and 10s period with a secondary swell of 0.3m and 15s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Waipio Bay in the next 16 days are 2.5m 13s and forecast to arrive on Sunday (Sep 06) at 5AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 10s period and expected on Monday (Sep 07) at 5AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5PM (Mon 7th Sep) | 7ft (2.1m) 10s |
| Best Surf | 5PM (Mon 7th Sep) | 7ft (2.1m) 10s |
| Most Powerful | 5AM (Sun 6th Sep) | 8ft (2.5m) 13s |
Table - best surf conditions forecast for Waipio Bay over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Mon afternoon. Warm (max 27°C on Mon afternoon, min 25°C on Mon night). Mainly fresh winds. | Days 5-7 Weather SummaryLight rain (total 2mm), mostly falling on Sat night. Warm (max 27°C on Sat morning, min 25°C on Thu night). Mainly fresh winds. | |||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | E 13 | E 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 436 | 476 | 381 | 403 | 480 | 511 | 485 | 430 | 551 | 510 | 416 | 1585 | 1538 | 1408 | 1556 | 1766 | 1945 | 2008 | 1722 | 1869 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on |
High Tide | 4:27PM0.70m | 5:45AM0.75m | 4:48PM0.63m | 6:51AM0.74m | 5:07PM0.56m | 8:21AM0.74m | 10:04AM0.78m | 11:22AM0.83m | 10:13PM0.40m | 12:16PM0.89m | 11:45PM0.45m | |||||||||
Low Tide | 10:56PM0.14m | 11:37AM0.40m | 11:30PM0.14m | 12:56PM0.47m | 00:14AM0.15m | 1:19AM0.17m | 2:52AM0.18m | 7:10PM0.37m | 4:24AM0.16m | 7:25PM0.32m | ||||||||||
 |  | |  | | |  |  | | |  | | | | | | | | | | |
 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — |
 | 6:37 | — | — | 6:37 | — | — | 6:36 | — | — | 6:36 | — | — | 6:35 | — | — | 6:34 | — | — | 6:32 | — |
mm | 2 | 4 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 2 | — | 2 | 4 |
Temp °C | 27 | 25 | 27 | 27 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 27 | 27 | 26 | 27 | 27 | 26 |
Feels °C | 27 | 24 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 28 | 29 | 28 | 28 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | ESE 12 | ESE 10 | SE 11 | E 14 | E 13 | E 13 | NW 10 | N 10 | E 13 | NW 9 | N 13 | N 12 | NNE 11 | NNE 10 | ENE 13 | ENE 13 | ENE 12 | ENE 12 |
| kJ | 3 | 3 | 13 | 21 | 20 | 103 | 123 | 165 | 4 | 2 | 347 | 3 | 3 | 11 | 22 | 33 | 1945 | 2008 | 1722 | 1869 |
Swell 2 Height (m) Direction Period (s) | W 12 | E 16 | W 12 | W 12 | E 13 | SE 11 | W 10 | W 10 | W 9 | W 9 | N 9 | NW 9 | NW 9 | N 12 | NNE 11 | SW 12 | N 9 | WSW 11 | N 10 | WSW 10 |
| kJ | 3 | 5 | 3 | 12 | 14 | 33 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 11 | 22 | 5 | 27 | 11 | 18 | 11 |
Swell 3 Height (m) Direction Period (s) | S 9 | E 16 | E 15 | E 14 | E 16 | E 12 | NW 11 | NW 11 | W 9 | NW 10 | W 9 | — | N 13 | — | SSE 9 | SSE 9 | WSW 10 | N 11 | WSW 11 | N 10 |
| kJ | 2 | 5 | 4 | 16 | 20 | 11 | 5 | 4 | 2 | 4 | 2 | — | 3 | — | 9 | 8 | 11 | 9 | 11 | 7 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | E 13 | E 13 | ENE 13 | ENE 13 | ENE 13 | — | — | — | — |
| kJ | 436 | 476 | 381 | 403 | 480 | 511 | 485 | 430 | 551 | 510 | 416 | 1585 | 1538 | 1408 | 1556 | 1766 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 61 | 61 | 71 | 71 | 61 | 105 | 61 | 61 | 107 | 74 | 61 | 113 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waipio Bay 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 Waipio Bay Surf forecast
The above surf forecast table for Waipio Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Waipio Bay can be found by selecting the local surf guide option on the grey menu. Our Waipio Bay 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 (Waipio Bay) 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 Waipio Bay 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.
Waipio Bay is 68 km (42 miles) from Hilo. If you plan a vacation in Big Island, look for hotels and other accommodation in Hilo. Hilo has rooms for a wide range of budgets as well as car hire and transport links.
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