Mahia Reef Surf Break

Lat Long: 39.09° S 177.87° E

Issued: 11 pm 06 Jul 2026 (local time)

Forecast update in  hr  min

Today's Mahia Reef sea temperature is
13.1° C

1.3°C colder than average for this time of year

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 6 Jul 2026:

  • Best quality surf: Tuesday 7 Jul, 9AM (local time) - 5ft (1.6m), 9s period, E swell with glassy winds.
  • Most powerful swell: Friday 10 Jul, 6AM (local time) - 16ft (5.0m), 10s period, S swell with 5,621 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 7 Jul, 9AM (local time) - 5ft (1.6m), 9s period with E 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 07) at 9AM. The primary swell is predicted to be 1.6m and 9s period with a secondary swell of 0.5m and 10s. 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 5.0m 10s and forecast to arrive on Friday (Jul 10) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 8s period and expected on Thursday (Jul 09) at 9PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Tue 7th Jul)5ft (1.6m) 9s
Best Surf 9AM (Tue 7th Jul)5ft (1.6m) 9s
Most Powerful 6AM (Fri 10th Jul)16ft (5.0m) 10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 15mm), heaviest on Thu afternoon. Very mild (max 13°C on Mon night, min 11°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 25mm), heaviest during Thu night. Very mild (max 13°C on Thu night, min 8°C on Sun morning). Winds decreasing (strong winds from the S on Fri morning, light winds from the S by Sun afternoon).

Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Mon
13
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
2
2
0
0
0
0
2
1
2
0
0
0
1
0
1
0
1
1
2
1
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)
1.8
E
9
1.6
E
9
1.7
E
10
2
ESE
10
1.8
ESE
10
1.8
ESE
10
1.7
ESE
10
1.5
ESE
10
1.5
ESE
10
4.5
SSE
10
5
S
10
4.5
S
10
4
SSE
10
3.5
SSE
10
2.5
SE
10
2.2
SE
10
1.9
SE
10
1.7
SE
10
1.5
SE
9
1.3
SE
9
1.2
SE
9
Wave Graph
Metric surfscale
Energy kJ
517
417
529
712
636
640
573
433
442
3478
5268
3961
2828
2499
1418
932
673
520
367
272
237
Wind (km/h)
10
N
0
SW
5
SW
10
W
20
WSW
15
WSW
15
W
5
S
25
S
35
SSE
45
S
45
SSW
40
SSW
30
SSW
25
SSW
15
SSW
15
WSW
10
SSW
5
WNW
5
NW
15
NE
Wind State
cross-on
glassy
glassy
cross-on
cross-on
cross-on
on
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-on
cross
on
glassy
cross-off
High Tide
10:30PM1.58m
10:48AM1.53m
11:16PM1.60m
11:34AM1.57m
00:04AM1.63m
12:26PM1.63m
00:54AM1.67m
1:22PM1.70m
1:49AM1.70m
2:19PM1.77m
2:46AM1.73m
3:16PM1.84m
3:46AM1.75m
4:14PM1.90m
Low Tide
4:46AM0.31m
5:01PM0.35m
5:32AM0.31m
5:49PM0.35m
6:18AM0.31m
6:42PM0.36m
7:07AM0.30m
7:39PM0.34m
8:00AM0.29m
8:39PM0.30m
8:58AM0.26m
9:39PM0.25m
10:00AM0.22m
thunderstorm
part cloud
cloud
part cloud
part cloud
clear
light rain
rain showers
rain showers
heavy rain
light rain
light rain
light rain
light rain
rain showers
rain showers
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:26
7:26
7:26
7:26
7:24
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:59
5:00
5:00
5:00
5:00
5:01
5:02
 mm
3
2
2
8
13
3
1
4
1
2
1
Temp °C
13
12
12
11
12
12
11
13
13
13
11
11
10
11
10
10
9
10
9
11
12
Feels °C
8
11
11
9
8
8
8
9
9
8
2
1
1
5
4
5
5
7
7
8
8
Swell 1
Height (m)
Direction
Period (s)
1.8
E
9
1.6
E
9
1.7
E
10
2
ESE
10
1.8
ESE
10
1.8
ESE
10
1.7
ESE
10
1.5
ESE
10
1.5
ESE
10
1.6
E
10
0.5
SSW
18
0.7
SSW
17
2.5
ESE
10
0.4
SSW
15
2.5
SE
10
2.2
SE
10
1.9
SE
10
1.7
SE
10
1.5
SE
9
1.3
SE
9
1.2
SE
9
Energy kJ
517
417
529
712
636
640
573
433
442
470
178
252
1520
77
1418
932
673
520
367
272
237
Swell 2
Height (m)
Direction
Period (s)
0.4
SSW
18
0.5
SSW
10
0.6
SSW
10
0.6
SSW
10
0.5
S
8
0.5
S
8
1
SSW
8
1.4
S
8
0.8
S
11
0.4
NE
8
0.5
S
16
0.2
S
21
0.5
S
19
0.7
S
16
0.7
S
15
0.7
S
14
0.7
S
13
0.7
S
12
0.6
S
10
Energy kJ
109
59
78
74
37
33
123
273
149
16
124
33
184
264
221
206
176
134
75
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
12
0.4
SSW
17
0.4
SSW
16
0.4
SSW
16
0.5
S
14
0.5
S
13
0.3
SSW
13
0.3
S
17
0.4
S
16
0.3
SSW
19
0.2
SSW
21
0.5
S
10
0.3
SSW
10
0.4
SSW
14
0.1
E
12
Energy kJ
14
97
86
81
104
92
35
49
81
73
43
56
20
61
3
Wind waves
Height (m)
Direction
Period (s)
1.8
NE
8
0.4
SW
3
0.6
SW
4
1.4
S
8
4.5
SSE
10
5
S
10
4.5
S
10
4
SSE
10
3.5
SSE
10
1.4
SSW
8
1
S
7
Energy kJ
448
2
13
279
3478
5268
3961
2828
2499
264
112
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
3
2
2
3
2
3
1
1
1
3
3
3
3
2
2
2
2
1
Distance (km)
2
0
0
4
4
4
4
0
42
159
159
159
95
84
87
4
4
4
4
0
0
Best forecast wave conditions in Gisborne and Mahia
Rating
(10 max)
4
3
3
3
3
3
3
3
3
4
3
3
2
2
2
Best forecast wave conditions in New Zealand
Rating
(10 max)
5
4
4
4
4
4
4
5
4
4
5
5
5
6
4
4
4
3
3
3
2
Header Global
Rating
(10 max)
8
7
5
5
9
8
9
9
5
6
6
5
8
6
5
5
5
9
9
7
4
  • 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
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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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