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Treachery Head Surf Forecast
/ NSW – Port Macquarie (37 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Treachery Head surfForecast / NSW – Port Macquarie / Australia
48hr Weather and Surf, issued 9 am Monday 11 May 2026 AESTForecast 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
23.1° C
(Which is 1.3°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 3PM is: 1.7m 11s primary swell from a South-southeast direction and 1.0m 14s secondary swell from a South direction, 0.9m 13s secondary swell from a East direction (forecast issued at 09:00am May 11). The wind direction is predicted to be onshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 6ft (1.8m) | 11s |
| Afternoon (11 May) | 5.5ft (1.7m) | 11s |
| Evening (11 May) | 6ft (1.9m) | 13s |
Table - waves today at Treachery Head. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Wed night. Warm (max 21°C on Mon morning, min 18°C on Wed morning). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 1 AM | 4 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 11 | S 11 | SSE 11 | SSE 11 | SSE 14 | SSE 13 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 7 | E 7 | |
584 | 734 | 599 | 561 | 1247 | 1174 | 931 | 797 | 731 | 650 | 638 | 627 | 705 | 215 | 227 | 240 | 258 | 271 | 301 | 325 | 305 | 303 | 153 | 157 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | on | cross-on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:59PM1.12m | 3:38AM1.31m | 4:46PM1.27m | 4:36AM1.32m | 5:30PM1.43m | |||||||||||||||||||
Low Tide | 9:35AM0.26m | 9:36PM0.55m | 10:19AM0.20m | 10:41PM0.45m | 11:01AM0.15m | 11:40PM0.33m | ||||||||||||||||||
 |  |  |  |  | | | |  | | | |  |  | |  | | | | | | | | | |
 | 6:28 | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 |
 | — | — | — | 5:02 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | 5:00 |
— | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | 2 | 2 | 1 | 1 | 4 | 1 | |
Temp °C | 20 | 20 | 21 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 19 | 20 | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 19 | 20 | 19 | 20 | 19 |
18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 14 | 15 | 14 | 15 | 14 | 15 | 14 | 13 | 15 | 13 | 15 | 15 | 15 | 16 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 14 | S 14 | SSE 14 | SSE 13 | SSE 12 | SSE 12 | SSE 11 | E 12 | E 12 | E 12 | E 12 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 7 | SSE 7 |
 kJ | 584 | 516 | 416 | 405 | 1247 | 1174 | 931 | 797 | 731 | 141 | 138 | 138 | 100 | 167 | 133 | 167 | 133 | 130 | 102 | 75 | 125 | 96 | 153 | 157 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 15 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | NE 10 | NE 10 | NE 10 | S 14 | E 12 | E 12 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | S 16 | S 10 | S 10 |
| kJ | 381 | 352 | 277 | 277 | 273 | 273 | 268 | 206 | 193 | 4 | 4 | 4 | 36 | 98 | 66 | 61 | 60 | 59 | 38 | 37 | 37 | 83 | 52 | 71 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 13 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | — | — | NE 11 | — | NE 10 | S 26 | S 25 | S 24 | S 23 | S 22 | S 20 | S 18 | SSE 17 | E 11 | S 16 | S 15 |
| kJ | 219 | 219 | 4 | 3 | 3 | 3 | 3 | 3 | — | — | 4 | — | 4 | 13 | 12 | 45 | 42 | 38 | 72 | 57 | 101 | 21 | 78 | 41 |
Wind waves Height (m) Direction Period (s) | — | S 11 | SSE 11 | SSE 11 | — | — | — | — | — | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | E 6 | E 7 |
| kJ | — | 734 | 599 | 561 | — | — | — | — | — | 650 | 638 | 627 | 705 | 215 | 227 | 240 | 258 | 271 | 301 | 325 | 305 | 303 | 143 | 152 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 8 | 261 | 266 | 95 | 87 | 31 | 31 | 31 | 261 | 300 | 372 | 345 | 49 | 49 | 31 | 31 | 163 | 163 | 163 | 436 | 163 | 163 | 49 |
Best forecast wave conditions in Port Macquarie | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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