
Surf Forecasts:
Mocambique surf forecast from 9 Aug 2026:
- Best quality surf: Sunday 9 Aug, 6PM (local time) - 7ft (2.2m), 10s period, S swell with cross-onshore winds.
- Most powerful swell: Monday 10 Aug, 3PM (local time) - 7ft (2.1m), 12s period, S swell with 1,363 kJ wave energy.
- Next surfable swell (1★+): Sunday 9 Aug, 6PM (local time) - 7ft (2.2m), 10s period with S swell.
Best Forecast Surf Conditions for Mocambique this week:
The surf forecast for Mocambique over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 09) at 6PM. The primary swell is predicted to be 2.2m and 10s period with a secondary swell of 0.6m and 7s. Another secondary swell of 0.7m and 7s is also forecast. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Mocambique in the next 16 days are 2.1m 12s and forecast to arrive on Monday (Aug 10) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Thursday (Aug 13) at 3AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Sun 9th Aug) | 7ft (2.2m) 10s |
| Best Surf | 6PM (Sun 9th Aug) | 7ft (2.2m) 10s |
| Most Powerful | 3PM (Mon 10th Aug) | 7ft (2.1m) 12s |
Table - best surf conditions forecast for Mocambique over the next 16 days.
The Lowdown
Alright, let’s get into it. The next couple of days are going to be a bit of a write-off, honestly. We’ve got a pulse of southerly swell coming through, but it’s going to be messy. Sunday’s looking at a cross-onshore breeze and a lumpy 8ft of south swell at Mocambique. The energy’s there, sitting at 802, but it’s a poor excuse for a wave with that wind on it. You’d be fighting it more than surfing it.
We’ll see a bit of a drop on Monday, down to 7ft, and the period stretches out to 12 seconds. The energy picks up into the 1300s, which is proper, but the wind is still cross-onshore. The Monday afternoon forecast says the swell is too big for this break, so that’s a no-go for the average punter. It’s gonna be a washing machine out there.
Now, the good stuff starts to build from Tuesday. The swell eases slightly to 7ft, but the wind starts to swing offshore and that’s when the light comes on. Tuesday afternoon, the wind goes cross-off with a light air, and the comment is “clean.” That’s better. But it’s Wednesday and Thursday that really stand out.
Wednesday morning is the call. The water’s at 66° – that’s right about normal for this time of year, no surprises there. The swell drops to 6ft but it’s coming from the SSE, which is optimum for Mocambique (Big Island, as this file shows). The wind goes glassy. Absolutely glassy. That’s the one. Get out there early on Wednesday the 12th before the breeze fills in.
Thursday the 13th is the other standout. The swell is a touch smaller, around 5-6ft, but the period stretches out to 14 seconds. That’s a proper groundswell. The energy is still strong at 1062, and you’ve got a glassy afternoon with zero wind. This is where the experienced surfers are gonna shine. The longer period makes it a bit more powerful, but Mocambique is a reef, so it should handle it. Clean lines, no wind, that’s as good as it gets in the short term.
After that, it stays rideable through the weekend. Friday keeps the offshore flow and solid 5ft set waves. It’s still good, but the magic of that glassy window is gone. Saturday gets a bit more ordinary, with a cross-onshore breeze and the swell dropping back.
Then we hit a flat spot. Sunday the 16th and Monday the 17th pick back up a bit with 6ft of easterly swell, and the winds are offshore in the mornings, so there’s still hope. But the energy drops into the 500s and 600s – moderate, but not the same muscle.
The back half of the week is where it fades. From the 18th, the swell drops off pretty hard. The winds on Tuesday are onshore and choppy. By the 21st, we’re down to 4ft and it’s looking poor. There’s a brief flirtation with some clean, glassy 5ft waves on the morning of Monday the 24th, but the period is a short 7 seconds, so it’ll be a bit crumbly. It’s a long way out, so I wouldn’t hold my breath on that one.
So, the short version: Wednesday and Thursday are your days. Get on it, because after that the swell runs out of legs.
Rusty
Short Range ForecastLight rain (total 9mm), mostly falling on Sun afternoon. Very mild (max 14°C on Sun morning, min 11°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 18mm), heaviest on Fri afternoon. Warm (max 20°C on Thu afternoon, min 13°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | |||||||||||||||
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) | S 8 | S 9 | S 11 | S 12 | S 12 | S 12 | S 12 | S 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 14 | SSE 13 | S 13 | SSE 12 | SSE 14 | SSE 12 | SSE 12 | SE 9 | SE 9 |
Wave Graph | |||||||||||||||||||||
756 | 836 | 1005 | 1277 | 1363 | 1313 | 1254 | 956 | 1108 | 887 | 780 | 636 | 1002 | 989 | 752 | 781 | 769 | 519 | 723 | 281 | 343 | |
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-off | glassy | glassy | cross-off | cross-off | cross-off | glassy | cross-off | off | off | glassy | cross-on | cross-on | glassy |
High Tide | 1:31PM0.88m | 00:26AM0.58m | 2:02PM0.91m | 00:47AM0.66m | 2:26PM0.90m | 1:13AM0.74m | 2:44PM0.86m | 1:42AM0.81m | 3:01PM0.81m | 2:13AM0.86m | 3:17PM0.77m | 2:46AM0.88m | 3:35PM0.73m | ||||||||
Low Tide | 7:35PM0.32m | 7:01AM0.03m | 8:09PM0.33m | 7:44AM-0.04m | 8:38PM0.35m | 8:24AM-0.06m | 9:03PM0.38m | 8:59AM-0.05m | 9:21PM0.39m | 9:30AM0.01m | 9:29PM0.38m | 9:56AM0.09m | 9:20PM0.35m | ||||||||
6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:47 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | |
— | 5:49 | — | — | 5:49 | — | — | 5:50 | — | — | 5:50 | — | — | 5:51 | — | — | 5:51 | — | — | 5:52 | — | |
mm | — | 2 | 2 | 1 | — | — | — | 2 | 2 | 2 | — | — | — | 1 | 3 | 3 | 6 | 3 | — | — | — |
Temp °C | 14 | 14 | 11 | 12 | 14 | 13 | 13 | 11 | 13 | 14 | 16 | 16 | 18 | 20 | 19 | 19 | 19 | 19 | 18 | 19 | 18 |
Feels °C | 9 | 9 | 7 | 8 | 9 | 8 | 11 | 10 | 13 | 14 | 15 | 15 | 20 | 21 | 21 | 20 | 20 | 21 | 19 | 21 | 19 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | S 11 | ENE 8 | ENE 9 | S 12 | S 12 | S 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 14 | SSE 13 | S 13 | SSE 12 | SSE 14 | SSE 12 | SSE 12 | SE 9 | SE 9 |
42 | 42 | 1005 | 33 | 44 | 1313 | 1254 | 956 | 1108 | 887 | 780 | 636 | 1002 | 989 | 752 | 781 | 769 | 519 | 723 | 281 | 343 | |
Swell 2 Height (m) Direction Period (s) | E 15 | — | ENE 7 | E 13 | — | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | NE 5 | NE 6 | NE 6 | NE 6 | NE 6 | SSE 8 | SE 8 | ENE 7 | S 11 | SSE 11 |
4 | — | 43 | 3 | — | 38 | 24 | 12 | 11 | 5 | 5 | 26 | 60 | 51 | 40 | 43 | 117 | 86 | 28 | 256 | 191 | |
Swell 3 Height (m) Direction Period (s) | — | E 14 | E 14 | — | — | — | — | — | — | — | — | — | — | — | — | SSE 16 | ENE 7 | NE 7 | E 16 | ENE 7 | ENE 7 |
— | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | 52 | 40 | 37 | 5 | 36 | 36 | |
Wind waves Height (m) Direction Period (s) | S 8 | S 9 | — | S 12 | S 12 | — | — | — | — | — | NE 7 | NE 5 | — | — | — | — | — | — | — | — | — |
756 | 836 | — | 1277 | 1363 | — | — | — | — | — | 7 | 42 | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 12 | 95 | 12 | 12 | 12 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 0 |
Best forecast wave conditions in Florianópolis | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
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Information about the Mocambique Surf forecast
The above surf forecast table for Mocambique provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Mocambique can be found by selecting the local surf guide option on the grey menu. Our Mocambique 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 (Mocambique) 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 Mocambique 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.
Mocambique is 12 km (7 miles) from Florianopolis. If you plan a holiday in Florianópolis, look for hotels and other accommodation in Florianopolis. Florianopolis has rooms for a wide range of budgets as well as car hire and transport links.











