Mahia Reef Surf Break

Lat Long: 39.09° S 177.87° E

Mahia Reef Surf Forecast and Surf Report

Issued: 5 pm 23 Jul 2026 (local time)

Forecast update in  hr  min

Today's Mahia Reef sea temperature is
12.6° C
1.5° 

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


Mahia Reef surf forecast from 23 Jul 2026:

  • Best quality surf: Tuesday 28 Jul, 6PM (local time) - 6.5ft (2.0m), 13s period, SE swell with glassy winds.
  • Most powerful swell: Tuesday 28 Jul, 12AM (local time) - 7ft (2.1m), 14s period, SE swell with 1,587 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 28 Jul, 6PM (local time) - 6.5ft (2.0m), 13s period with SE swell.

Best Forecast Surf Conditions for Mahia Reef this week:

The surf forecast for Mahia Reef over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 28) at 6PM. The primary swell is predicted to be 2.0m and 13s period with a secondary swell of 0.4m and 11s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Mahia Reef in the next 16 days are 2.1m 14s and forecast to arrive on Tuesday (Jul 28) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Saturday (Jul 25) at 12AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Tue 28th Jul)6.5ft (2.0m) 13s
Best Surf 6PM (Tue 28th Jul)6.5ft (2.0m) 13s
Most Powerful12AM (Tue 28th Jul)7ft (2.1m) 14s

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


Short Range Forecast

Some drizzle, heaviest during Sat afternoon. Very mild (max 15°C on Fri afternoon, min 7°C on Sat night). Winds increasing (light winds from the NE on Thu afternoon, near gales from the WSW by Sat afternoon).

Days 5-7 Weather Summary

Some drizzle, heaviest during Sun afternoon. Very mild (max 11°C on Wed morning, min 6°C on Sun night). Wind will be generally light.

Thu
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
0
0
0
0
0
0
1
0
0
0
1
1
2
2
1
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
12
0.4
SSW
10
0.4
S
10
0.4
S
9
0.5
E
11
0.8
E
12
0.8
ESE
11
2.5
SSW
8
1.1
SE
14
2
S
9
1
ESE
13
1.3
ESE
13
1.4
SE
13
2.1
SE
14
2
SE
13
1.9
SE
13
1.9
SE
13
1.7
ESE
13
1.5
ESE
12
1.4
ESE
12
Wave Graph
Metric surfscale
Energy kJ
75
34
30
27
57
171
170
1027
476
607
351
563
658
1587
1319
1242
1164
904
680
554
Wind (km/h)
15
NE
15
NNW
20
NNW
20
NNW
25
N
25
WNW
50
WSW
35
SW
15
SW
25
SSW
20
WSW
20
WSW
20
SW
15
W
15
WSW
10
SW
10
N
15
N
15
NE
25
WNW
Wind State
cross-off
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
cross
cross
cross-off
on
High Tide
1:14AM1.58m
1:46PM1.61m
2:03AM1.55m
2:36PM1.59m
2:51AM1.51m
3:22PM1.58m
3:37AM1.48m
4:08PM1.56m
4:23AM1.45m
4:53PM1.55m
5:09AM1.43m
5:37PM1.55m
Low Tide
7:08PM0.42m
7:27AM0.42m
8:00PM0.47m
8:15AM0.47m
8:50PM0.50m
9:04AM0.48m
9:37PM0.50m
9:53AM0.48m
10:23PM0.49m
10:40AM0.45m
11:08PM0.46m
11:24AM0.41m
11:53PM0.41m
part cloud
part cloud
part cloud
clear
part cloud
clear
light rain
part cloud
cloud
rain showers
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:18
7:16
7:16
7:15
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:09
5:10
5:12
5:13
5:14
5:14
5:15
 mm
1
1
Temp °C
13
12
14
15
14
12
9
9
9
10
9
8
9
9
9
10
8
11
14
12
Feels °C
9
8
9
10
9
6
-2
-2
4
3
3
2
4
6
5
7
6
7
9
7
  • Map Icons:
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  • 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 Mahia Reef Surf forecast

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

Mahia Reef is 49 km (30 miles) from the city of Gisborne. If you plan a holiday in Gisborne and Mahia, look for hotels and other accommodation in Gisborne. Gisborne has rooms for a wide range of budgets as well as car hire and transport links.

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