Treachery Head surfForecast / NSW – Port Macquarie / Australia

information circle48hr Weather and Surf, issued 3 am Tuesday 19 May 2026 AEST
Forecast update in hr  min  s Forecast update imminent
Treachery Head surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Treachery Head sea temperature is
23.0° C
(Which is 1.6°C warmer than normal for this time of year)

How big are the waves at Treachery Head today?

The current surf forecast for Treachery Head at 8AM is: 2.5m 10s primary swell from a East-northeast direction (forecast issued at 03:00am May 19). The wind direction is predicted to be glassy and the swell rating is 4.

Time (AEST) & DateWave HeightWave Period
Morning (19 May)8ft (2.5m)10s
Afternoon (19 May)8ft (2.4m)10s
Evening (19 May)6.5ft (2.0m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 28mm), heaviest during Wed night. Very mild (max 19°C on Tue morning, min 15°C on Tue night). Winds increasing (light winds from the W on Tue morning, strong winds from the SSW by Wed afternoon).

Tuesday
19
Wednesday
20
Thursday
21
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
4
4
2
1
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
3.5
NE
8
2.4
ENE
9
2.5
ENE
10
2.5
ENE
10
2.5
ENE
10
2.3
ENE
10
2.2
ENE
10
2
ENE
10
1.8
ENE
10
2.5
SSW
8
2.5
S
9
3
S
9
2.5
S
10
2.5
S
10
2.5
S
10
2.5
S
10
2.3
S
10
2.5
S
9
2.3
S
9
2.4
S
9
2.1
S
9
2.1
S
9
2.4
SSE
9
2.5
SSE
8
Wave Graph
Metric surfscale
Energy kJ
1560
939
1129
1296
1202
1018
932
772
680
1009
1224
1357
1375
1403
1375
1129
936
1039
885
958
747
742
860
889
Wind (km/h)
30
NNE
20
WNW
10
WNW
5
W
15
WSW
35
WSW
30
WSW
35
WSW
35
WSW
30
WSW
30
WSW
35
SW
35
SSW
40
SSW
35
SSW
30
SSW
30
S
25
S
25
SSW
30
S
35
S
40
S
40
SSE
35
SSE
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
on
on
High Tide
10:04AM1.13m
10:11PM1.84m
11:03AM1.08m
11:05PM1.75m
12:07PM1.04m
Low Tide
4:11AM-0.01m
3:31PM0.24m
5:08AM0.03m
4:25PM0.32m
6:08AM0.08m
5:24PM0.40m
mod rain
light rain
rain showers
rain showers
thunderstorm
rain showers
rain showers
light rain
rain showers
rain showers
clear
part cloud
light rain
cloud
clear
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:33
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:58
4:57
4:55
8
5
1
1
1
1
1
1
2
1
1
1
3
4
3
3
2
2
Temp °C
19
17
18
18
19
18
19
17
16
16
15
16
18
18
18
18
17
17
17
18
18
18
18
18
16
15
18
19
18
13
14
12
10
11
10
10
11
10
10
12
11
12
12
13
12
11
11
11
Swell 1
Height (m)
Direction
Period (s)
2.5
ENE
8
2.4
ENE
9
2.5
ENE
10
2.5
ENE
10
2.5
ENE
10
2.3
ENE
10
2.2
ENE
10
2
ENE
10
1.8
ENE
10
2.2
S
8
2.3
S
9
2.3
S
9
1.4
ENE
10
1.3
E
10
1.2
E
10
1.2
E
10
1.1
E
10
1.1
E
10
2.3
S
9
2.1
S
9
2.1
S
9
1.1
E
10
1
E
10
1
E
9
Energy kJ
935
939
1129
1296
1202
1018
932
772
680
691
861
918
402
339
284
279
235
225
885
739
747
220
179
175
Swell 2
Height (m)
Direction
Period (s)
0.1
S
15
1.6
ENE
10
1.5
E
10
1.4
ENE
10
1.1
E
10
1.1
E
10
1.1
E
10
Energy kJ
4
544
459
402
225
220
220
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
3.5
NE
8
0.6
SW
3
0.7
SW
4
1
SW
5
1.6
S
7
2.5
SSW
8
2.5
S
9
3
S
9
2.5
S
10
2.5
S
10
2.5
S
10
2.5
S
10
2.3
S
10
2.5
S
9
2.4
S
9
2.1
S
9
2.4
SSE
9
2.5
SSE
8
Energy kJ
1560
9
16
45
272
1009
1224
1357
1375
1403
1375
1129
936
1039
958
742
860
889
Nearest Offshore or Glassy
Rating
(10 max)
4
3
4
4
3
3
4
3
3
4
4
3
2
2
1
4
4
2
4
2
2
4
4
4
Distance (km)
13
6
0
0
1
27
85
31
31
15
15
31
31
31
87
15
15
31
8
31
31
95
163
163
Best forecast wave conditions in Port Macquarie
Rating
(10 max)
4
5
4
4
4
4
4
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
5
4
4
4
4
4
4
4
4
5
4
5
4
4
4
4
4
5
4
4
4
4
4
Header Global
Rating
(10 max)
5
5
4
4
4
4
4
4
5
4
5
5
5
4
5
5
4
5
5
4
4
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)
Map placeholder

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