
Surf Forecasts:
Big Beach surf forecast from 11 Jul 2026:
- Best quality surf: Saturday 11 Jul, 11AM (local time) - 1.5ft (0.5m), 18s period, SW swell with offshore winds.
- Most powerful swell: Thursday 16 Jul, 2AM (local time) - 2.5ft (0.8m), 16s period, SSW swell with 314 kJ wave energy.
- Next surfable swell (1★+): Saturday 11 Jul, 2AM (local time) - 1.5ft (0.5m), 19s period with SW swell.
Best Forecast Surf Conditions for Big Beach this week:
The surf forecast for Big Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jul 11) at 2AM. The primary swell is predicted to be 0.5m and 19s period with a secondary swell of 0.3m and 11s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Big Beach in the next 16 days are 0.8m 16s and forecast to arrive on Thursday (Jul 16) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 6s period and expected on Sunday (Jul 12) at 11PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sat 11th Jul) | 1.5ft (0.5m) 19s |
| Best Surf | 11AM (Sat 11th Jul) | 1.5ft (0.5m) 18s |
| Most Powerful | 2AM (Thu 16th Jul) | 2.5ft (0.8m) 16s |
Table - best surf conditions forecast for Big Beach over the next 16 days.
Alright, let’s talk about Big Beach in proper units.
First thing: the water temp is about average for the season. The swell is tiny, but it’s a long period groundswell with periods over 15 seconds for most of the run. That means the waves will have some grunt and shape, but at a beach break, those long-period swells can get a bit straight and fat. You’ll want to be picky.
The first decent session kicks off on Saturday, July 11th in the morning. We’ve got a 2ft swell from the SW, period 18 seconds, and the wind is offshore from the ENE at 12 mph. It’s clean. The combined energy is 270, so it’s not strong, but it’s rideable. That morning is the pick of the first few days. After that, it gets ordinary with cross-off winds and marginal tides.
The standout is the morning of Tuesday, July 14th. The wind goes light E at 3 mph, nearly glassy. Swell is 2ft from the SW, 14 seconds, and the combined energy is 333 (moderate). It’s still small, but with that light wind, the waves will be well-shaped and fun. Crowds are “sometimes”, so you might see a few others.
Second week, the size stays small – mostly 2ft to 2ft – but the wind stays good. The mornings of Thursday, July 23rd and Friday, July 24th show “good surf conditions” with clean offshore breezes. On the 23rd morning, it’s 2ft from the S, 12 seconds, energy 276. On the 24th morning, it’s 2ft from the SSW, 18 seconds, energy 370 – that’s the highest in the run. The wind is a gentle offshore from the ENE, so it’ll be smooth. That Friday morning is the best bet for the later part.
There’s a gap from July 19th to the 21st where the surf drops to poor or ordinary, with energy as low as 132. Not worth it.
Overall, this is a small, clean, long-period groundswell window. The best sessions are the morning of July 14th for the lightest wind, and the morning of July 24th for the most energy. Both are clean and offshore. Beginners will be fine. Experts might be bored, but it’s a good time for a longboard.
Rusty.
Short Range ForecastMostly dry. Warm (max 27°C on Sat morning, min 24°C on Sun night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Wed afternoon. Warm (max 27°C on Thu morning, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Fri 17 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 19 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SSW 17 | SSW 18 | W 15 | SSW 16 | W 14 | SSW 13 | W 14 | W 14 | S 16 |
Wave Graph | |||||||||||||||||||||
184 | 164 | 249 | 309 | 268 | 258 | 251 | 232 | 217 | 208 | 194 | 193 | 197 | 229 | 224 | 314 | 206 | 154 | 150 | 148 | 127 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | off | cross-off | cross-off | off | off | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off |
High Tide | 10:55PM0.27m | 2:47PM0.61m | 00:40AM0.26m | 3:29PM0.66m | 1:52AM0.27m | 4:09PM0.68m | 2:51AM0.29m | 4:47PM0.69m | 3:45AM0.30m | 5:23PM0.67m | 4:38AM0.31m | 5:57PM0.63m | 5:31AM0.32m | 6:27PM0.58m | |||||||
Low Tide | 9:28PM0.20m | 6:33AM-0.06m | 9:48PM0.18m | 7:27AM-0.08m | 10:17PM0.16m | 8:17AM-0.10m | 10:48PM0.14m | 9:04AM-0.10m | 11:21PM0.13m | 9:49AM-0.08m | 11:55PM0.12m | 10:32AM-0.04m | 00:28AM0.11m | 11:13AM0.01m | |||||||
— | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:54 | — | — | 5:54 | — | |
7:09 | — | 7:09 | — | — | 7:09 | — | — | 7:09 | — | — | 7:08 | — | — | 7:08 | — | — | 7:08 | — | — | 7:08 | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 2 | — |
Temp °C | 26 | 27 | 27 | 26 | 27 | 26 | 25 | 26 | 26 | 24 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 26 |
Feels °C | 26 | 27 | 27 | 26 | 27 | 25 | 24 | 25 | 25 | 23 | 28 | 26 | 25 | 28 | 27 | 28 | 29 | 28 | 27 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 19 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | E 8 | SW 14 | SSW 17 | W 15 | SW 14 | SSW 16 | W 14 | W 14 | W 14 | W 14 | S 16 |
184 | 164 | 249 | 309 | 268 | 258 | 251 | 232 | 217 | 208 | 94 | 189 | 197 | 229 | 214 | 314 | 206 | 150 | 150 | 148 | 127 | |
Swell 2 Height (m) Direction Period (s) | SSW 11 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 19 | W 18 | SW 14 | E 8 | W 15 | SSW 13 | W 15 | W 15 | SSW 16 | SSW 13 | SSW 12 | S 10 | W 14 |
22 | 63 | 36 | 31 | 30 | 27 | 26 | 12 | 64 | 98 | 194 | 41 | 172 | 109 | 224 | 218 | 175 | 154 | 115 | 51 | 101 | |
Swell 3 Height (m) Direction Period (s) | W 13 | S 12 | S 12 | S 11 | S 11 | S 11 | S 12 | S 11 | SSW 21 | SW 18 | W 16 | W 16 | SSW 13 | SSW 18 | SW 18 | SSW 20 | SSW 13 | SW 17 | SSW 17 | SW 16 | SSW 9 |
31 | 43 | 24 | 21 | 21 | 23 | 23 | 9 | 44 | 81 | 139 | 193 | 111 | 204 | 85 | 37 | 111 | 147 | 100 | 65 | 28 | |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 6 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 4 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 6 | E 6 | E 6 |
212 | 139 | 190 | 134 | 236 | 372 | 304 | 331 | 289 | 177 | 142 | 14 | 41 | 51 | 100 | 74 | 101 | 70 | 104 | 170 | 205 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Maui | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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Information about the Big Beach Surf forecast
The above surf forecast table for Big Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Big Beach can be found by selecting the local surf guide option on the grey menu. Our Big Beach 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 (Big Beach) 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 Big Beach 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 Maui? If you are looking for accommodation near Big Beach, camping, hotels and condos and appartments in Maui, consider staying in Kihei which is 17 km (11 miles) away. Other places in and around Maui where you can find information about places to rent, and car hire include Wailuku which is 28 km (17 miles) away, Kahului, Lanai - Lanai and Kaunakakai - Molokai.











