Mangahume Surf Break

Lat Long: 39.52° S 173.93° E

Mangahume 48 hour detailed Surf Forecast

Issued: 5 pm 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mangahume sea temperature is
13.7° C
0.2° 

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 (19 Aug):

  • Morning surf: Morning surf (19 Aug, local time) - 8ft (2.4m), 8s period with SSE swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 4.5ft (1.3m), 16s period with WSW swell.
  • Evening surf: Evening surf (19 Aug, local time) - 6ft (1.8m), 15s period with WSW swell.

The current surf forecast for Mangahume at 1AM is: 1.8m 12s primary swell from a West-southwest direction and 0.9m 10s secondary swell from a South-southeast direction (forecast issued at 05:00pm August 18). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (19 Aug)8ft (2.4m)8s
Afternoon (19 Aug)4.5ft (1.3m)16s
Evening (19 Aug)6ft (1.8m)15s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Thu morning. Very mild (max 13°C on Thu afternoon, min 9°C on Tue night). Winds decreasing (strong winds from the SE on Tue night, calm by Wed night).

Tue
18
Wednesday
19
Thursday
20
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
4
3
1
0
0
0
1
2
3
3
4
4
3
2
1
0
2
2
Swell
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
13
2
WSW
12
1.8
WSW
12
1.7
WSW
12
1.9
WSW
12
1.8
WSW
12
2.4
SSE
8
1.6
WSW
11
1.3
WSW
16
1.9
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
1.5
WSW
14
1.4
WSW
14
1.5
WSW
14
Wave Graph
Metric surfscale
Energy kJ
1042
1170
830
763
1027
881
711
617
759
1743
1467
1428
1389
1244
1159
1143
850
721
779
Wind (km/h)
10
WSW
5
SSW
20
E
30
SE
40
SE
40
SE
35
SE
25
SE
20
SE
15
SE
10
SSE
5
SW
5
NW
10
NW
15
W
20
W
20
W
15
WNW
15
NW
Wind State
on
glassy
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-on
glassy
glassy
cross
cross-on
cross-on
cross-on
cross
cross
High Tide
1:45AM2.72m
2:10PM2.58m
2:28AM2.49m
2:59PM2.39m
Low Tide
7:37PM0.55m
8:00AM0.59m
8:21PM0.77m
8:45AM0.81m
clear
clear
part cloud
cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
rain showers
rain showers
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:49
5:50
 mm
1
1
Temp °C
11
10
9
10
10
9
10
10
10
10
10
10
10
10
12
12
13
12
12
Feels °C
8
8
4
3
1
0
2
4
5
6
7
8
8
7
9
8
9
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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