Mahia Spit Surf Break

Lat Long: 39.09° S 177.93° E

Mahia Spit 48 hour detailed Surf Forecast

Issued: 5 pm 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's Mahia Spit sea temperature is
13.3° C
0.6° 

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


How big are the waves at Mahia Spit today (01 Aug):

  • Morning surf: Morning surf (01 Aug, local time) - 1.5ft (0.5m), 16s period with SE swell.
  • Afternoon surf: Afternoon surf (01 Aug, local time) - 1.5ft (0.4m), 15s period with SE swell.
  • Evening surf: Evening surf (01 Aug, local time) - 1.5ft (0.4m), 15s period with SE swell.

The current surf forecast for Mahia Spit at 12AM is: 0.7m 11s primary swell from a East direction and 0.4m 15s secondary swell from a Southeast direction (forecast issued at 05:00pm July 31). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (01 Aug)1.5ft (0.5m)16s
Afternoon (01 Aug)1.5ft (0.4m)15s
Evening (01 Aug)1.5ft (0.4m)15s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sat morning. Very mild (max 16°C on Fri afternoon, min 7°C on Sat night). Winds decreasing (strong winds from the SW on Sat morning, calm by Sun afternoon).

Fri
31
Saturday
1
Sunday
2
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)
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
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)
0.8
ESE
11
0.7
E
11
0.7
E
11
0.7
E
11
0.5
SE
14
0.5
SE
14
0.5
SE
16
0.4
SE
16
0.4
SE
15
0.5
SE
13
0.4
SE
15
0.2
E
10
0.2
E
10
0.3
NE
16
0.3
NE
16
0.4
SE
13
0.1
NE
15
0.2
ENE
15
0.1
NE
15
Wave Graph
Metric surfscale
Energy kJ
161
116
116
116
99
103
119
64
60
87
54
10
10
40
39
59
8
21
8
Wind (km/h)
20
NW
25
WNW
30
WNW
25
W
25
WSW
40
SW
40
SW
40
SW
40
SSW
40
SSW
35
SSW
30
SSW
25
SW
20
WSW
15
WSW
10
SW
5
SW
0
SW
15
NNW
Wind State
cross
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
off
off
off
cross-off
cross-off
off
off
glassy
cross-on
High Tide
7:14PM1.44m
7:32AM1.33m
7:56PM1.45m
8:16AM1.34m
8:38PM1.45m
Low Tide
1:35AM0.27m
1:44PM0.23m
2:18AM0.24m
2:28PM0.23m
clear
clear
clear
clear
clear
cloud
light rain
rain showers
cloud
cloud
part cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:16
5:17
5:17
 mm
1
1
Temp °C
16
14
12
11
10
9
9
8
9
9
10
10
8
7
7
9
10
10
10
Feels °C
12
8
5
4
3
0
-1
-2
-1
-1
1
2
1
1
2
5
7
7
5
  • 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 

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