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Thommos Surf Forecast
/ NSW – Illawarra (42 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Thommos surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 9 am Monday 25 May 2026 AESTForecast update in hr min s Forecast update imminent
Thommos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thommos sea temperature is
20.5° C
(Which is slightly warmer than usual)How big are the waves at Thommos today?
The current surf forecast for Thommos at 5PM is: 2.4m 12s primary swell from a East direction (forecast issued at 09:00am May 25). An open ocean swell of 0.4m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 8ft (2.5m) | 12s |
| Afternoon (25 May) | 8ft (2.5m) | 12s |
| Evening (25 May) | 8ft (2.4m) | 12s |
Table - waves today at Thommos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Tue afternoon. Warm (max 20°C on Mon morning, min 16°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | |
1756 | 1623 | 1652 | 1522 | 1549 | 1557 | 1455 | 1480 | 1505 | 1505 | 1505 | 2352 | 2598 | 2808 | 2233 | 2079 | 1933 | 1735 | 1596 | 1764 | 1596 | 1570 | 1505 | 1347 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross | cross-on | cross | cross-off | glassy | cross | glassy | cross-on | cross-on | cross-on | cross-off | off | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | glassy | cross-on | cross | |
High Tide | 4:23PM1.24m | 4:18AM1.16m | 5:07PM1.32m | 5:13AM1.10m | 5:46PM1.39m | |||||||||||||||||||
Low Tide | 9:51AM0.25m | 10:27PM0.46m | 10:34AM0.28m | 11:26PM0.41m | 11:12AM0.31m | 00:16AM0.34m | ||||||||||||||||||
 |  | |  |  |  |  |  |  | | |  |  | | | | | |  | | | | | | |
 | 6:48 | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 |
 | — | — | — | 4:57 | — | — | — | — | — | — | — | 4:55 | — | — | — | — | — | — | — | 4:55 | — | — | — | 4:54 |
— | — | — | — | — | — | 1 | 1 | 2 | — | 2 | 2 | 3 | — | — | — | — | — | 1 | 3 | 3 | 1 | 1 | 1 | |
Temp °C | 16 | 18 | 20 | 19 | 18 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 18 | 17 | 18 | 18 | 18 | 18 |
17 | 19 | 20 | 19 | 19 | 17 | 18 | 18 | 20 | 18 | 18 | 19 | 18 | 18 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 20 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | S 11 | ENE 12 | ENE 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 |
 kJ | 1756 | 1623 | 1652 | 1522 | 1549 | 1557 | 1455 | 1480 | 1505 | 1505 | 1505 | 1790 | 21 | 2393 | 2233 | 2079 | 1933 | 1735 | 1596 | 1764 | 1596 | 1570 | 1505 | 1347 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 16 | S 16 | S 15 | S 15 | S 14 | S 13 | S 13 | S 12 | S 12 | SSW 11 | SSW 11 | S 17 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 |
| kJ | 6 | 21 | 20 | 40 | 67 | 63 | 56 | 51 | 47 | 44 | 43 | 40 | 6 | 21 | 20 | 8 | 8 | 8 | 17 | 47 | 61 | 60 | 57 | 56 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 10 | S 10 | — | — | — | — | S 20 | S 19 | S 18 | S 18 | — | — | — | S 17 | S 17 | S 17 | S 7 | S 7 | S 16 | — | — | S 15 | S 15 |
| kJ | 6 | 8 | 8 | — | — | — | — | 8 | 7 | 7 | 6 | — | — | — | 6 | 6 | 6 | 1 | 4 | 5 | — | — | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | ENE 12 | ENE 12 | ENE 12 | NNE 6 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 2352 | 2598 | 2808 | 156 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 13 | 13 | 4 | 0 | 0 | 0 | 0 | 1 | 13 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 1 | 1 | 0 | 1 | 1 |
Best forecast wave conditions in Illawarra | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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