Diamond Head surfForecast / NSW – Port Macquarie / Australia

information circle16 Day Weather and Surf, issued 3 pm Thursday 14 May 2026 AEST
Forecast update in hr  min  s Forecast update imminent
Diamond Head surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Diamond Head sea temperature is
22.7° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Diamond Head this week:

The surf forecast for Diamond Head over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 15) at 1AM. The primary swell is predicted to be 1.5m and 7s period with a secondary swell of 0.6m and 9s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Diamond Head in the next 16 days are 4.0m 10s and forecast to arrive on Wednesday (May 20) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Thursday (May 21) at 4AM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Fri 15th May)5ft (1.5m) 7s
Best Surf10PM (Wed 20th May)11ft (3.5m) 10s
Most Powerful 4PM (Wed 20th May)13ft (4.0m) 10s

Table - best surf conditions forecast for Diamond Head over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Thu afternoon. Warm (max 22°C on Sun morning, min 16°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 44mm), heaviest during Wed morning. Warm (max 21°C on Sun afternoon, min 18°C on Sun night). Wind will be generally light.

Thu
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
2
2
1
2
2
1
3
2
1
3
2
0
1
1
0
1
1
4
4
4
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)
1.5
ESE
7
1.5
ESE
7
1.5
ESE
7
1.4
ESE
7
1.4
ESE
8
1.7
ESE
8
1.8
ESE
8
2
E
9
2
E
9
1.9
E
9
1.9
E
9
1.8
E
9
1.7
E
9
2.2
ENE
9
2.4
ENE
9
2.1
E
9
3
NE
9
3
NE
9
4
NE
10
3
ENE
10
2.4
ENE
10
Wave Graph
Metric surfscale
Energy kJ
223
212
215
188
219
361
470
635
623
567
593
533
471
781
853
663
1518
1342
3131
1633
1140
Wind (km/h)
10
ESE
5
ESE
5
SW
10
SE
5
WSW
5
SW
5
ESE
5
NNW
10
NNE
20
NE
10
NNE
15
NNE
20
NNE
20
NNE
20
NNE
25
NNE
25
NNE
30
NNE
25
NNE
10
W
5
W
on
glassy
cross-off
on
cross-off
cross-off
on
cross-off
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
off
glassy
High Tide
6:36PM1.11m
6:50AM0.94m
7:22PM1.21m
7:41AM0.92m
8:09PM1.30m
8:33AM0.90m
8:58PM1.36m
9:26AM0.87m
9:49PM1.38m
10:21AM0.83m
10:41PM1.36m
11:18AM0.80m
11:36PM1.31m
12:19PM0.78m
Low Tide
00:58AM0.15m
12:50PM0.09m
1:51AM0.10m
1:33PM0.08m
2:44AM0.08m
2:17PM0.09m
3:38AM0.08m
3:04PM0.11m
4:33AM0.09m
3:54PM0.16m
5:30AM0.12m
4:49PM0.21m
6:29AM0.15m
rain showers
part cloud
rain showers
thunderstorm
clear
part cloud
part cloud
cloud
clear
clear
part cloud
part cloud
light rain
mod rain
mod rain
light rain
heavy rain
heavy rain
thunderstorm
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
6:30
6:31
6:31
6:31
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:00
5:00
5:00
4:59
4:59
4:58
4:57
4:57
2
2
1
1
9
8
2
11
13
7
1
Temp °C
20
19
19
20
18
20
19
19
22
21
19
21
20
20
18
19
19
19
19
18
21
18
19
18
20
19
20
19
19
20
19
19
19
18
18
16
16
16
16
17
19
19
Swell 1
Height (m)
Direction
Period (s)
0.7
S
9
1.5
ESE
7
1.5
ESE
7
1.4
ESE
7
1.4
ESE
8
1.7
ESE
8
1.8
ESE
8
2
E
9
2
E
9
1.9
E
9
1.9
E
9
1.8
E
9
1.7
E
9
0.1
S
16
2.1
E
9
2
E
10
3.5
ENE
10
3
ENE
10
2.4
ENE
10
Energy kJ
85
212
215
188
219
361
470
635
623
567
593
533
471
5
663
808
2423
1633
1140
Swell 2
Height (m)
Direction
Period (s)
0.3
E
10
0.6
S
9
0.5
S
9
0.5
S
9
0.5
E
9
0.1
S
14
0.1
S
13
0.3
S
8
0.2
S
8
0.1
S
8
0.4
SW
5
Energy kJ
18
61
43
43
41
4
3
12
5
1
6
Swell 3
Height (m)
Direction
Period (s)
0.3
E
10
0.3
E
10
0.2
E
9
0.2
E
9
0.1
S
15
0.1
S
18
Energy kJ
18
17
6
6
4
6
Wind waves
Height (m)
Direction
Period (s)
1.5
ESE
7
0.8
NE
4
2.2
ENE
9
2.4
ENE
9
1.9
NNE
7
3
NE
9
3
NE
9
4
NE
10
0.5
SW
5
Energy kJ
223
27
781
853
330
1518
1342
3131
12
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
3
3
3
3
2
1
3
3
4
4
4
4
4
4
Distance (km)
79
0
0
79
0
0
79
0
30
137
0
30
432
137
137
137
137
165
110
0
0
Best forecast wave conditions in Port Macquarie
Rating
(10 max)
2
2
2
2
2
2
2
4
3
3
3
3
3
3
4
4
4
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
2
4
7
4
4
4
4
4
4
5
4
5
5
4
4
4
Header Global
Rating
(10 max)
4
5
5
5
5
5
4
7
5
5
5
4
7
4
5
5
5
5
5
5
4
  • Map Icons:
  • Break
  • 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 Diamond Head Surf forecast

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

Diamond Head is 33 km (20 miles) from the city of Port Macquarie. If you plan a holiday in Port Macquarie, look for hotels and other accommodation in Port Macquarie. Port Macquarie has rooms for a wide range of budgets as well as car hire and transport links.

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