Vunaniu Surf Break

Lat Long: 18.26° S 177.86° E

Vunaniu Surf Forecast and Surf Report

Issued: 11 am 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's Vunaniu sea temperature is
25.3° C
0.4° 

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


Vunaniu surf forecast from 31 Jul 2026:

  • Best quality surf: Saturday 1 Aug, 3AM (local time) - 2.5ft (0.8m), 16s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Monday 3 Aug, 9PM (local time) - 8ft (2.4m), 13s period, SSW swell with 1,872 kJ wave energy.
  • Next surfable swell (1★+): Saturday 1 Aug, 3AM (local time) - 2.5ft (0.8m), 16s 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 Saturday (Aug 01) at 3AM. The primary swell is predicted to be 0.8m and 16s period with a secondary swell of 0.7m and 10s. Another secondary swell of 0.9m and 6s 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 2.4m 13s and forecast to arrive on Monday (Aug 03) at 9PM. 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 Wednesday (Aug 05) at 12AM.

Wave TypeTime (+12) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Sat 1st Aug)2.5ft (0.8m) 16s
Best Surf 3AM (Sat 1st Aug)2.5ft (0.8m) 16s
Most Powerful 9PM (Mon 3rd Aug)8ft (2.4m) 13s

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


The Lowdown

Alright, this is Rusty, and I’m looking straight at the forecast for the only spot that’s on the cards for the next couple of weeks: Vunaniu. It’s a reef break, and it’s inconsistent, so when it’s on, you gotta be ready.

The first real action cranks up on Friday morning, the 31st of July. We’ve got a 2ft swell rolling in from the SSW, with a super long period of 16 seconds. That’s pure groundswell. The wind is a cross-off from the east at 12 mph, which is keeping the surface clean. The water is sitting at 78°, which is bang on average for this time of year, so no surprises there. The combined energy is reading 571, which is moderate energy. It’s small, but the lines will be clean and long. Not a standout, but a solid start.

Saturday morning, the 1st of August, is where it gets a bit more interesting. The swell ticks up to 4ft from the SW, period at 14 seconds. The wind swings to a lighter ENE at just 6 mph, still cross-offish. The energy bumps up to 680. The waves will have a bit more push, and the clean conditions will make it feel good. Crowds are a possibility here, so keep your eyes peeled.

Sunday morning, the 2nd of August, is similar: 4ft from the SW, 14-second period, but the wind is a cross-shore from the SE at 9 mph. The energy is up to 714. It’s still rideable, but the chop is starting to creep in. By Sunday afternoon, the wind goes cross-on, and the energy jumps to 894 – the swell is trying to build, but the wind is ruining it. It’s a no-go.

Monday, the 3rd of August, is a write-off. The swell hits 5ft and then 6ft from the SSW, but the wind is a stiff cross-on at 12-15 mph. The energy is 1030 and then 1482 – that’s moderate to strong wave energy. But the chop is nasty. This is one for the experts only, if anyone, but honestly, it’s messy.

The standout of the whole forecast looks like Wednesday, the 5th of August. The morning session shows 4ft from the SSW, with a period jumping to 18 seconds – that’s a very long-period groundswell. The wind is cross-off from the east at 12 mph. The energy is the highest we see, at 1783. Energy is strong. The waves will be clean, powerful, and with that long period, the reef at Vunaniu will handle it beautifully. This is easily the best morning on offer. Get out there.

After that, the wind gets stiff again. The 7th and 8th of August see a shift in swell direction to the ESE, with a short period of 8 seconds. The swell height is 6ft, but it’s a windswell. The energy drops to 982 and 909. The wind is cross-off and strong, so the surface stays clean, but the waves will be bloated and weak. Not great.

There’s a big gap of poor days from the 8th through the 10th. The 11th has a little pulse of 4ft from the E, but it’s marginal.

Then, look at the 12th of August, Wednesday morning. The wind goes glassy, with a slight air from the NNE at just 3 mph. The swell is 3ft from the E, period 10 seconds. Energy is low at 342. But the glassy surface will make it look like a swimming pool. It’s a tiny, clean day for a longboard or a funboard.

The 13th of August, Thursday morning, is similar: 3ft from the ESE, 10-second period, and light offshore wind from the NNE at 3 mph. Clean again.

The last little blip to watch is the 15th of August, Saturday afternoon. The swell builds back to 6ft from the SSW, period 13 seconds, with a cross-off wind. The energy is 1167 – strong. That’s a late-afternoon session for the experts, but it’s a week and a half away, so keep an eye on it.

Bottom line: the standout is Wednesday, the 5th of August, morning. The second best is the glassy morning on the 12th of August, if you want a clean, small wave. The rest is a bit of a mixed bag with wind problems. Stay patient.

Rusty.

Short Range Forecast

Light rain (total 2mm), mostly falling on Fri morning. Warm (max 23°C on Fri afternoon, min 20°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 2mm), mostly falling on Mon morning. Warm (max 23°C on Wed morning, min 19°C on Tue night). Mainly fresh winds.

Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
2
3
1
3
2
0
2
0
0
2
2
2
3
3
1
2
2
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSW
16
0.6
SSW
17
1
SSW
16
1.1
SW
14
1.1
SW
15
0.8
SSW
14
1.1
SW
14
1.2
SW
14
1.4
SW
14
1.5
SSW
13
1.7
SSW
13
2.4
SSW
13
1.6
SSW
12
1.7
SSW
12
1.2
SSW
19
1.3
SSW
18
1.4
SSW
17
1.4
SSW
16
1.3
SSW
16
1.3
SSW
15
1.1
SSW
14
Wave Graph
Metric surfscale
Energy kJ
175
193
512
476
489
236
450
614
777
784
1030
1780
746
711
963
1033
1120
993
788
721
508
Wind (km/h)
20
E
20
E
15
E
10
ENE
15
ESE
10
ESE
15
SE
15
SSE
15
SE
20
SSE
25
SSE
15
SE
25
SE
20
ESE
15
E
20
E
25
ESE
30
E
30
E
25
ESE
30
E
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-off
High Tide
8:05PM1.44m
7:58AM1.52m
8:41PM1.46m
8:38AM1.48m
9:18PM1.48m
9:21AM1.43m
9:57PM1.49m
10:08AM1.37m
10:40PM1.50m
11:03AM1.31m
11:29PM1.50m
12:06PM1.26m
00:26AM1.50m
Low Tide
1:47PM0.19m
1:56AM0.44m
2:21PM0.21m
2:37AM0.43m
2:56PM0.25m
3:20AM0.42m
3:33PM0.30m
4:07AM0.42m
4:14PM0.36m
4:58AM0.41m
5:02PM0.42m
5:57AM0.39m
5:58PM0.47m
light rain
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clear
clear
part cloud
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light rain
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
rain showers
part cloud
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rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
6:35
6:35
6:33
6:33
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:53
5:53
5:53
5:54
5:54
 mm
2
1
1
1
Temp °C
22
23
21
23
23
21
23
22
22
21
21
20
22
22
20
23
23
21
22
21
21
Feels °C
20
21
19
21
22
20
22
21
21
19
18
17
18
18
18
20
20
18
18
18
18
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  • 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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