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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 3 am Friday 15 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
20.0° C
(Which is normal for this time of year)How big are the waves at Thommos today?
The current surf forecast for Thommos at 10AM is: 1.2m 6s primary swell from a East direction (forecast issued at 03:00am May 15). An open ocean swell of 0.5m 9s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 3.5ft (1.1m) | 6s |
| Afternoon (15 May) | 4.5ft (1.3m) | 7s |
| Evening (15 May) | 4.5ft (1.4m) | 7s |
Table - waves today at Thommos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 21°C on Sun morning, min 15°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
E 6 | E 6 | E 6 | E 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | |
92 | 97 | 97 | 119 | 117 | 145 | 158 | 173 | 168 | 134 | 200 | 299 | 307 | 307 | 329 | 401 | 517 | 572 | 600 | 683 | 621 | 560 | 586 | 586 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross | cross | cross | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-off | glassy | on | glassy | glassy | cross-off | off | off | cross-off | cross-off | cross-on | cross | cross | cross-off | |
High Tide | 6:34AM1.26m | 6:58PM1.64m | 7:29AM1.25m | 7:43PM1.73m | 8:24AM1.21m | 8:30PM1.77m | ||||||||||||||||||
Low Tide | 00:38AM0.18m | 12:30PM0.15m | 1:31AM0.07m | 1:15PM0.17m | 2:24AM-0.01m | 2:01PM0.20m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | |  | | | | | | | | | | |
 | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:02 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — |
— | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 15 | 17 | 19 | 19 | 17 | 16 | 16 | 15 | 15 | 18 | 19 | 18 | 17 | 17 | 16 | 16 | 15 | 19 | 21 | 19 | 18 | 17 |
16 | 14 | 14 | 17 | 18 | 19 | 18 | 17 | 17 | 15 | 15 | 19 | 19 | 19 | 18 | 18 | 16 | 16 | 15 | 19 | 19 | 18 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 |
 kJ | 92 | 97 | 97 | 119 | 117 | 145 | 158 | 173 | 168 | 134 | 200 | 299 | 307 | 307 | 329 | 401 | 517 | 572 | 600 | 683 | 621 | 560 | 586 | 586 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SE 15 | SE 15 | SE 14 | ENE 9 | S 9 | SE 13 | S 13 | S 13 | S 13 | S 13 | S 8 | S 8 | — | — | S 8 | S 8 | S 12 | S 12 |
| kJ | 60 | 41 | 40 | 41 | 39 | 24 | 8 | 8 | 8 | 27 | 14 | 7 | 3 | 3 | 3 | 3 | 5 | 5 | — | — | 1 | 1 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | SE 15 | E 8 | SE 15 | — | — | SE 14 | S 9 | SE 13 | S 17 | — | — | — | S 13 | — | — | — | — | — | — | — | — |
| kJ | 8 | 8 | 8 | 9 | 13 | 8 | — | — | 8 | 14 | 7 | 6 | — | — | — | 3 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | WSW 2 | SW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 13 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 2 | 0 |
Best forecast wave conditions in Illawarra | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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