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Brenneckes surfForecast / HAW – Kaua'i / USA
12 Day Weather and Surf, issued 7 am Monday 15 Sep 2025 HST
Best Forecast Surf Conditions for Brenneckes this week:
The surf forecast for Brenneckes over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 15) at 11PM. The primary swell is predicted to be 0.5m and 13s period with a secondary swell of 0.5m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Brenneckes in the next 12 days are 0.9m 16s and forecast to arrive on Saturday (Sep 20) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 7s period and expected on Saturday (Sep 20) at 8AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Mon 15th Sep) | 1.5ft (0.5m) 13s |
| Best Surf | 11PM (Mon 15th Sep) | 1.5ft (0.5m) 13s |
| Most Powerful | 2PM (Sat 20th Sep) | 3ft (0.9m) 16s |
Table - best surf conditions forecast for Brenneckes over the next 12 days.
Short Range Forecast Light rain (total 3mm), mostly falling on Tue night. Warm (max 28°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light. | Days 3-6 Weather Summary Light rain (total 6mm), mostly falling on Thu night. Warm (max 27°C on Thu afternoon, min 24°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 6 | 13 | 13 | 12 | 13 | 6 | 6 | 9 | 9 | 7 | 9 | 7 | 19 | 18 | 17 | 16 | 15 | 15 | 14 | 13 | 13 |
Wave (?)Graph  | |||||||||||||||||||||
| Energy (?) | 218 | 136 | 143 | 97 | 136 | 259 | 315 | 159 | 411 | 398 | 182 | 406 | 205 | 215 | 292 | 424 | 360 | 385 | 303 | 271 | 254 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 11:42AM 0.66 | 11:43PM 0.24 | 12:38PM 0.67 | 12:50AM 0.29 | 1:22PM 0.68 | 1:35AM 0.35 | 1:58PM 0.67 | 2:13AM 0.41 | 2:28PM 0.65 | 2:48AM 0.47 | 2:55PM 0.62 | 3:21AM 0.53 | 3:20PM 0.57 | 3:54AM 0.57 | |||||||
Low Tide / height (m) | 7:59PM 0.20 | 4:39AM 0.15 | 8:11PM 0.17 | 5:59AM 0.13 | 8:28PM 0.16 | 6:58AM 0.12 | 8:45PM 0.14 | 7:47AM 0.12 | 9:02PM 0.12 | 8:32AM 0.13 | 9:19PM 0.11 | 9:14AM 0.15 | 9:36PM 0.10 | ||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
| Sunrise | 6:24 | - | - | 6:24 | - | - | 6:24 | - | - | 6:24 | - | - | 6:24 | - | - | 6:24 | - | - | 6:26 | - | - |
| Sunset | - | 6:40 | - | - | 6:39 | - | - | 6:38 | - | - | 6:37 | - | - | 6:37 | - | - | 6:36 | - | - | 6:35 | - |
 | |  |  | |  |  | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 2 | - | - | - | - | 2 | - | 1 | 1 | - | - | 2 | 2 | 1 | 1 |
| Temp. °C | 27 | 28 | 25 | 27 | 27 | 25 | 26 | 27 | 25 | 26 | 27 | 25 | 27 | 27 | 26 | 27 | 27 | 25 | 26 | 27 | 25 |
| Feels °C (?) | 26 | 27 | 25 | 26 | 24 | 24 | 25 | 25 | 24 | 25 | 26 | 25 | 27 | 27 | 25 | 25 | 26 | 24 | 25 | 26 | 25 |
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Recent Eyeball Surf Reports for HAW - Kaua'i
The wind is still cross-off at Brenneckes (light winds from the NE at BUOY-NWWH1 14 km from Brenneckes). 0.6m 8s swell from the SE with a 0.4m 14s groundswell from the SSW and a 0.3m 11s groundswell from the S. 3 swells combining to make bigger set waves.
1 h 15 min ago
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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 Brenneckes 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 Brenneckes Surf forecast
The above surf forecast table for Brenneckes provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Brenneckes can be found by selecting the local surf guide option on the grey menu. Our Brenneckes 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 (Brenneckes) 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 Brenneckes 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.
Are you planning a vacation in Kaua'i? If you are looking for accommodation near Brenneckes, camping, hotels and condos and appartments in Kaua'i, consider staying in Nawiliwili which is 14 km (9 miles) away. Alternatively, find information about places to stay and car hire in Lihue - Kauai which is 17 km (11 miles) away
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