Tawharanui Surf Break

Lat Long: 36.37° S 174.84° E

Tawharanui Surf Forecast and Surf Report

Issued: 11 pm 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Tawharanui sea temperature is
13.7°C
0.8° 

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


Tawharanui surf forecast from 25 Aug 2026:

  • Best quality surf: Sunday 30 Aug, 6AM (local time) - 2.5ft (0.7m), 7s period, NE swell with cross-offshore winds.
  • Most powerful swell: Saturday 29 Aug, 12PM (local time) - 5ft (1.6m), 7s period, N swell with 233 kJ wave energy.
  • Next surfable swell (1★+): Sunday 30 Aug, 6AM (local time) - 2.5ft (0.7m), 7s period with NE swell.

Best Forecast Surf Conditions for Tawharanui this week:

The surf forecast for Tawharanui over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 30) at 6AM. The primary swell is predicted to be 0.7m and 7s period with a secondary swell of 0.4m and 6s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Tawharanui in the next 16 days are 1.6m 7s and forecast to arrive on Saturday (Aug 29) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 5s period and expected on Sunday (Aug 30) at 9PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Sun 30th Aug)2.5ft (0.7m) 7s
Best Surf 6AM (Sun 30th Aug)2.5ft (0.7m) 7s
Most Powerful12PM (Sat 29th Aug)5ft (1.6m) 7s

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


The Lowdown

Alright folks, Rusty here. Let’s be straight with you – this stretch of water is looking pretty quiet. We’ve got a 16-day window ahead, but it’s not a pretty picture. The first few days are basically a write-off for any real surf. The first time we see anything close to rideable is on Sunday, 6 September, but even then, it’s not exactly firing.

From Wednesday, 26 August through to Saturday, 5 September, you’re looking at a long, flat run. The swell is tiny, mostly around 0.3ft to 1ft, and the energy readings are pathetic – we’re talking single and low double digits like 7, 9, 25, all the way up to 70. The winds are messy, mostly cross-off or cross-on, and the few offshore days we get on the 31st and 1st are still blowing over a flat ocean. It’s a tough stretch. For a spot like Tawharanui (beach and reef), you’d be better off staying home.

Then we get to the 6th of September. Sunday morning looks like a tiny glimmer. We’ve got a 3ft swell from the NNW, but the period is a snappy 5 seconds – that’s short-period windswell, not much power behind it. The water temp is about average for this time of year, nothing wild. The real kicker is the wind: glassy. Clean as a whistle. The energy reading is 49, so it’s weak, but the conditions are calm enough that you might get a few small, clean rollers. The wave comment calls it "surfable waves but very ordinary conditions," and honestly, for a spot that’s been dead for over a week, that’s the best we’ve got. If you’re desperate, you could get wet on a longboard, but don’t get your hopes up.

The rest of the outlook after that Sunday morning goes downhill again. The afternoon of the 6th gets onshore wind, and the following days through to the 10th of September are plagued by cross-onshore winds and choppy, lumpy conditions. Swell stays small, under 4ft, with weak energy readings. The 7th of September morning has a 4ft swell from the north, but it’s 6-second period junk with a 12 mph cross-on wind – that’s just messy.

So, the only standout – and I mean *only* – is that Sunday morning, 6 September, at Tawharanui. It’s glassy, it’s clean, but it’s tiny. For the rest of the 16 days, it’s a bust. If you’re a kite surfer, the afternoon of the 29th of August has a 5ft swell and 22 mph wind, but that’s cross-on and lumpy, so paddling is out.

That’s the long and short of it. A flat spell like this is rough, but it won’t last forever. Keep an eye on the charts.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 15°C on Wed morning, min 12°C on Tue night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 34mm), heaviest during Sat afternoon. Very mild (max 15°C on Sat afternoon, min 9°C on Sun night). Winds increasing (light winds from the WNW on Sat night, strong winds from the SW by Sun night).

Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
E
12
0.1
N
13
0.1
E
12
0.1
N
12
0.1
E
12
0.1
NE
9
0.5
N
3
1
N
5
1.1
N
5
1.3
N
5
1.2
N
7
1.5
N
7
0.9
NNE
7
0.8
NNE
7
0.6
NNE
8
0.5
NE
8
0.4
NE
10
0.4
NE
11
0.4
NE
10
Wave Graph
Metric surfscale
Energy kJ
4
4
4
4
4
3
4
42
62
97
131
199
75
66
37
34
24
29
38
Wind (km/h)
15
W
15
WNW
20
WSW
15
WNW
5
WNW
15
NNE
20
N
25
N
25
N
30
NNW
25
N
35
NNE
20
WSW
15
W
35
W
45
SW
25
SW
35
SW
25
W
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
off
off
off
cross-off
High Tide
5:24AM2.16m
6:01PM2.33m
6:12AM2.25m
6:41PM2.42m
6:57AM2.34m
7:21PM2.50m
7:39AM2.43m
8:01PM2.56m
8:21AM2.50m
8:42PM2.60m
9:03AM2.54m
9:24PM2.61m
Low Tide
11:29PM0.99m
11:47AM0.89m
00:18AM0.92m
12:35PM0.80m
1:01AM0.82m
1:18PM0.71m
1:43AM0.73m
1:59PM0.63m
2:24AM0.64m
2:38PM0.58m
3:04AM0.58m
3:18PM0.56m
clear
clear
clear
part cloud
clear
clear
clear
part cloud
cloud
light rain
mod rain
rain showers
part cloud
clear
rain showers
rain showers
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:48
6:47
6:45
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:54
5:55
5:57
5:58
5:58
5:59
 mm
5
6
12
9
2
Temp °C
13
15
15
13
14
15
14
14
14
14
14
15
13
14
13
11
13
13
13
Feels °C
10
12
11
11
13
12
12
9
9
10
10
9
9
9
6
2
5
5
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 Tawharanui Surf forecast

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

Tawharanui is 48 km (30 miles) from the city of Northshore. If you plan a holiday in Northland, look for hotels and other accommodation in Northshore. Northshore has rooms for a wide range of budgets as well as car hire and transport links.

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