Wharariki Beach Surf Break

Lat Long: 40.51° S 172.67° E

Wharariki Beach Surf Forecast and Surf Report

Issued: 5 am 03 Aug 2026 (local time)

Forecast update in  hr  min

Today's Wharariki Beach sea temperature is
14.0° C
0.8° 

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


Wharariki Beach surf forecast from 3 Aug 2026:

  • Best quality surf: Tuesday 4 Aug, 9PM (local time) - 4.5ft (1.4m), 14s period, W swell with glassy winds.
  • Most powerful swell: Monday 3 Aug, 3PM (local time) - 8ft (2.5m), 18s period, W swell with 4,203 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 4 Aug, 9PM (local time) - 4.5ft (1.4m), 14s period with W swell.

Best Forecast Surf Conditions for Wharariki Beach this week:

The surf forecast for Wharariki Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 04) at 9PM. The primary swell is predicted to be 1.4m and 14s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Wharariki Beach in the next 16 days are 2.5m 18s and forecast to arrive on Monday (Aug 03) at 3PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Tuesday (Aug 04) at 6PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Tue 4th Aug)4.5ft (1.4m) 14s
Best Surf 9PM (Tue 4th Aug)4.5ft (1.4m) 14s
Most Powerful 3PM (Mon 3rd Aug)8ft (2.5m) 18s

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


The Lowdown

G’day, Rusty here. Look, I’m not gonna sugarcoat it—this 16-day window for Wharariki Beach is a real mixed bag, and mostly a tough one. We’ve got a massive pulse of swell coming, but the wind window is a nightmare. The water temp is sitting at 57°, which is about average for this time of year, so no surprises there.

The first real shot at anything decent is Tuesday the 4th of August, but it’s a scrappy one. Early morning you’ll find a 4ft W swell, with a long 16-second period, and the wind is SW, cross-off. That’s clean, but the energy is moderate (1099). The afternoon blows up with a cross-on NE wind and a 6ft W swell, which is just messy. Not a standout.

Wednesday the 5th is small and weak. Morning sees a 3ft W swell from the ESE, cross-shore, with only 309 energy. Afternoon goes even smaller with 2ft and a light onshore N breeze. Real marginal stuff.

Thursday the 6th is tiny—1ft in the morning and 0.7ft in the afternoon. The afternoon swell has a crazy long 21-second period, but it’s barely 75 energy. That’s a ghost swell. Not worth paddling out for.

Friday the 7th is a write-off. Morning is 2ft with a nasty cross-on NW wind, and the afternoon is 5ft but with 25 mph rain showers and a strong cross-onshore. Total mess.

Now, Saturday the 8th of August brings a spike. We’re looking at 8ft NW swell in the morning, but it’s short-period (8 seconds) and cross-shore wind. The energy is strong (1410), but the quality is poor. This is a big, chunky, wind-affected wave. It’s too big for beginners and only for experienced surfers, but the wind is going to chop it up. This is more of a kite surfing setup than a paddle session.

Sunday the 9th of August is the one bright spot. Morning has a 2ft W swell, 18-second period, with light ESE cross-off wind. The energy is 528, and it’s clean. This is a small, clean, long-period groundswell, perfect for a point break or reef. For a beach break, that long period might make it a bit straight, but with the light wind, it’ll be glassy. This is the best on offer, but it’s small. Crowds are never an issue here.

After that, it’s a brutal run. From Monday the 10th through to the 18th, the swell gets big—like 10ft, 15ft, even 10ft again—but the wind is howling. Strong to near-gale cross-off winds, rain, and massive energy in the thousands (5071, 7033, 7360). The conditions are poor to terrible, with the swell too big for this exposed beach break. The 14th of August afternoon has a 10ft N swell with cross-on wind, and the 15th of August morning has a 15ft WNW swell with 25 mph cross-off wind—both rated as “too big for this break.” That’s expert-only territory, and even then, the wind is a problem.

The 16th of August Sunday morning is interesting—10ft WNW swell with a long 16-second period and light SSE offshore wind. That’s clean, but the energy is 4981, and it’s still too big for most. The 18th of August Tuesday has a drop to 4ft, but the wind is cross-shore and strong, so it’s messy.

Honestly, if you’re patient, Sunday the 9th of August morning is your best bet for a clean, small session. After that, the window is closed by wind and size. The long-range stuff around the 15th and 16th is promising on paper but the wind is a killer. No real standouts beyond that first Sunday.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 13°C on Mon morning, min 7°C on Wed morning). Winds decreasing (strong winds from the WSW on Mon afternoon, calm by Tue night).

Days 4-6 Weather Summary

Moderate rain (total 12mm), heaviest on Fri afternoon. Very mild (max 13°C on Fri afternoon, min 7°C on Thu morning). Winds increasing (calm on Thu morning, strong winds from the NW by Fri afternoon).

Monday
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
3
0
3
1
1
1
1
0
0
0
0
1
2
1
1
3
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.4
W
18
2.5
W
18
2.4
W
17
1.1
W
16
1.7
W
15
1.3
W
14
0.9
W
13
0.7
W
13
0.6
W
15
0.4
W
14
0.2
W
21
0.2
W
19
0.7
WNW
8
1.4
NW
9
2.4
NW
9
2.4
NNW
8
1.9
NNW
8
1.7
NNW
8
0.6
W
18
0.6
W
14
0.6
W
17
Wave Graph
Metric surfscale
Energy kJ
3930
4203
3161
605
1229
682
280
166
157
62
34
29
61
287
898
732
500
352
216
146
202
Wind (km/h)
50
WSW
50
WSW
50
WSW
25
SW
25
NE
0
ESE
10
E
10
N
15
SE
15
SE
15
WNW
25
W
25
NW
40
NW
20
W
15
W
25
W
25
WSW
10
ESE
15
E
20
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-on
glassy
cross
on
cross-off
cross-off
cross
cross
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross
cross-off
High Tide
12:54PM3.04m
1:10AM3.14m
1:34PM2.98m
1:51AM3.04m
2:19PM2.89m
2:40AM2.91m
3:13PM2.79m
3:38AM2.77m
4:18PM2.71m
4:50AM2.68m
5:35PM2.70m
6:09AM2.68m
6:51PM2.81m
Low Tide
7:02PM0.33m
7:27AM0.29m
7:43PM0.43m
8:11AM0.39m
8:31PM0.55m
9:01AM0.52m
9:28PM0.68m
10:02AM0.64m
10:37PM0.77m
11:14AM0.70m
11:56PM0.76m
12:31PM0.65m
1:12AM0.63m
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
light rain
rain showers
rain showers
cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:33
7:31
7:31
7:30
7:28
7:28
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:38
5:39
5:40
5:42
5:43
 mm
2
6
4
Temp °C
13
13
12
11
9
9
7
10
9
8
11
12
12
13
13
13
13
12
11
12
11
Feels °C
3
3
3
5
6
7
2
6
5
6
6
6
6
6
10
9
8
6
8
10
8
  • 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 Wharariki Beach Surf forecast

The above surf forecast table for Wharariki Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Wharariki Beach can be found by selecting the local surf guide option on the grey menu. Our Wharariki 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 (Wharariki 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 Wharariki 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 holiday in Nelson - West Coast? If you are looking for accommodation near Wharariki Beach, camping, hotels and holiday cottages in Nelson - West Coast, consider staying in Nelson which is 100 km (62 miles) away.

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