Mangahume Surf Break

Lat Long: 39.52° S 173.93° E

Mangahume 48 hour detailed Surf Forecast

Issued: 11 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mangahume sea temperature is
13.8° C
0.3° 

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


How big are the waves at Mangahume today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 5.5ft (1.7m), 14s period with WSW swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 5.5ft (1.7m), 13s period with WSW swell.
  • Evening surf: Evening surf (18 Aug, local time) - 6ft (1.8m), 11s period with WSW swell.

The current surf forecast for Mangahume at 2PM is: 1.7m 13s primary swell from a West-southwest direction and 0.2m 7s secondary swell from a South-southeast direction (forecast issued at 11:00am August 18). The wind direction is predicted to be onshore.

Time (NZST) & DateWave HeightWave Period
Morning (18 Aug)5.5ft (1.7m)14s
Afternoon (18 Aug)5.5ft (1.7m)13s
Evening (18 Aug)6ft (1.8m)11s

Table - waves today at Mangahume. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 12°C on Thu morning, min 9°C on Tue morning). Winds decreasing (strong winds from the SE on Tue night, calm by Wed night).

Tue
18
Wednesday
19
Thursday
20
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
2
3
3
3
0
0
0
0
1
2
2
3
4
4
3
2
0
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
WSW
14
1.7
WSW
13
1.7
WSW
13
2
WSW
12
1.8
WSW
11
1.7
WSW
12
1.8
WSW
12
3
SSE
8
1.7
WSW
12
1.7
WSW
13
1.3
WSW
16
1.8
WSW
16
1.8
WSW
15
1.8
WSW
15
1.8
WSW
14
1.7
WSW
14
1.7
WSW
14
1.7
WSW
14
1.6
WSW
14
1.6
WSW
14
1.5
WSW
14
Wave Graph
Metric surfscale
Energy kJ
994
965
1042
1170
815
763
904
1208
960
914
759
1588
1467
1428
1389
1244
1227
1143
1014
915
779
Wind (km/h)
10
SSE
10
SSW
10
SW
5
SW
25
ESE
35
SE
45
SE
45
SE
40
SE
30
SE
20
SE
15
SSE
5
S
5
NNE
10
N
10
NW
15
WNW
20
W
20
WNW
15
NW
15
WNW
Wind State
cross
cross-on
on
on
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-on
glassy
cross-off
cross
cross-on
cross-on
cross-on
cross
cross
High Tide
1:28PM2.78m
1:45AM2.72m
2:10PM2.58m
2:28AM2.49m
2:59PM2.39m
Low Tide
7:21AM0.37m
7:37PM0.55m
8:00AM0.59m
8:21PM0.77m
8:45AM0.81m
clear
clear
clear
clear
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:49
5:50
 mm
Temp °C
9
11
11
10
10
9
9
10
10
10
10
10
10
10
10
10
12
12
12
12
12
Feels °C
6
8
8
8
4
1
-1
0
1
3
5
6
8
8
8
7
9
7
8
9
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mangahume surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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