Vunaniu Surf Break

Lat Long: 18.26° S 177.86° E

Vunaniu Surf Forecast and Surf Report

Issued: 5 am 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's Vunaniu sea temperature is
25.3° C
0.1° 

Vunaniu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Vunaniu surf forecast from 16 Jul 2026:

  • Best quality surf: Monday 20 Jul, 9PM (local time) - 6ft (1.8m), 18s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Monday 20 Jul, 6PM (local time) - 6ft (1.9m), 18s period, SSW swell with 2,273 kJ wave energy.
  • Next surfable swell (1★+): Monday 20 Jul, 9PM (local time) - 6ft (1.8m), 18s period with SSW swell.

Best Forecast Surf Conditions for Vunaniu this week:

The surf forecast for Vunaniu over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 20) at 9PM. The primary swell is predicted to be 1.8m and 18s period with a secondary swell of 0.9m and 13s. Another secondary swell of 1.3m and 8s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Vunaniu in the next 16 days are 1.9m 18s and forecast to arrive on Monday (Jul 20) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Monday (Jul 20) at 3PM.

Wave TypeTime (+12) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Mon 20th Jul)6ft (1.8m) 18s
Best Surf 9PM (Mon 20th Jul)6ft (1.8m) 18s
Most Powerful 6PM (Mon 20th Jul)6ft (1.9m) 18s

Table - best surf conditions forecast for Vunaniu over the next 16 days.


The Lowdown

Alright, what's happening, it's Rusty. Let's break down this swell window.

The first few days are a bit of a bust. There's some swell, but the wind is howling cross-off, and the conditions are just marginal. Water temp is 78°F, which is about average for this time of year, so nothing weird there.

The real action starts to build from Monday, July 20th. That's when we get a proper SSW groundswell arriving, with a period stretching out to 20 seconds and a very solid energy reading of 3033. That's a ton of power. The swell height is around 6ft to 6ft, and while the wind is still cross-off from the ENE, it's manageable. This is the standout window. The swell direction from the SSW is exactly what this spot loves, and the long period will set up some proper, powerful lines peeling down the reef. Keep in mind, with a period that long, it can be a bit straight at some beach breaks, but Vunaniu is a reef, so it should handle it perfectly. It's not a beginner wave though, at that size and with that period, you'll want to be comfortable.

Vunaniu is the only spot on the menu here, and it's an inconsistent reef break, so when it's on, it's a treat. The crowds are "sometimes," so you might have some company, but it's not crowded. The energy stays high through the 20th and 21st, with the swell holding around 5ft to 6ft and a still-impressive 16-18 second period.

Then we hit a dry patch. From Wednesday, July 22nd through to Saturday, July 26th, the forecast is rough. The swell drops, the wind swings around to the SE and ESE, bringing cross-shore chop and rain showers. It's a solid 5-day gap where the surf quality is just poor. Not worth paddling out.

Things start to flicker back to life on Sunday, July 26th morning, with a little bump from the SSE, but it's small and short period. The real next pulse comes on Monday, July 27th. Another SSW groundswell, this time with a 17-18 second period and energy topping 2406. The swell is 5ft to 6ft, with a consistent cross-off wind. It's a promising-looking run, but it's a week and a half out, so don't bet the farm on it yet.

Towards the very end, on Thursday, July 30th morning, we get a moment of pure glass. The wind goes NW at 3 mph, and the water goes flat. The swell is a tiny 3ft from the SSW, but with that glassy surface, it could be a nice, clean session for the longboard or a mid-length. The energy is low though, so don't expect high-performance waves.

So, to wrap it up: your best bet is Monday, July 20th and Tuesday, July 21st for the biggest, cleanest groundswell. The second pulse around Monday, July 27th is worth watching, but it's further out. The rest of the period is mostly a waiting game.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Fri night. Warm (max 24°C on Fri afternoon, min 21°C on Thu afternoon). Mainly fresh winds.

Days 4-6 Weather Summary

Heavy rain (total 30mm), heaviest during Tue night. Warm (max 25°C on Mon morning, min 20°C on Tue night). Winds increasing (light winds from the ENE on Mon night, strong winds from the ESE by Tue night).

Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
2
2
1
2
2
2
2
2
2
2
2
4
2
4
3
2
2
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.3
ESE
7
2.4
ESE
8
2.5
ESE
8
1.2
SSW
16
2.4
ESE
8
2.4
ESE
8
2.3
ESE
8
1.1
SE
16
2.2
ESE
8
1.3
SSW
16
1.4
SSW
16
0.9
SSW
22
1.7
SSW
20
1.8
SSW
18
1.7
SSW
17
1.5
SSW
16
1.3
SSW
16
1.1
SSW
15
1.1
SSW
14
1
SSW
13
0.9
SSW
13
Wave Graph
Metric surfscale
Energy kJ
581
623
691
717
707
709
705
612
574
838
981
766
2064
2056
1599
1081
881
522
501
373
309
Wind (km/h)
30
E
35
E
35
E
35
E
35
E
30
E
30
E
30
E
35
E
25
ENE
30
E
25
ENE
20
ENE
30
E
15
ENE
25
ENE
25
E
25
ESE
40
ESE
30
E
30
ESE
Wind State
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
cross-off
cross
High Tide
8:21PM1.62m
8:21AM1.72m
9:11PM1.62m
9:14AM1.64m
10:01PM1.60m
10:09AM1.53m
10:50PM1.57m
11:05AM1.41m
11:40PM1.52m
12:04PM1.31m
00:31AM1.47m
1:07PM1.24m
1:23AM1.43m
Low Tide
1:58PM-0.06m
2:14AM0.28m
2:47PM-0.00m
3:08AM0.30m
3:35PM0.09m
4:04AM0.33m
4:23PM0.20m
5:00AM0.37m
5:12PM0.32m
5:59AM0.40m
6:03PM0.43m
7:00AM0.42m
6:58PM0.52m
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rain showers
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heavy rain
heavy rain
heavy rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:39
6:39
6:39
6:39
6:39
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:47
5:49
5:49
5:49
5:50
5:50
 mm
1
30
21
15
5
Temp °C
22
23
22
23
24
22
23
23
22
24
24
22
25
25
22
25
24
21
20
21
22
Feels °C
17
18
18
18
19
17
19
18
18
20
20
20
23
22
23
23
23
21
15
17
19
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Vunaniu Surf forecast

The above surf forecast table for Vunaniu provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Vunaniu can be found by selecting the local surf guide option on the grey menu. Our Vunaniu 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 (Vunaniu) 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 Vunaniu 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.

Vunaniu is 61 km (38 miles) from Suva. If you plan a holiday in Kadavu Passage, look for hotels and other accommodation in Suva. Suva has rooms for a wide range of budgets as well as car hire and transport links.

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