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Surf Forecasts:
Thommos surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 10 pm Monday 15 Dec 2025 AEDTForecast 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
21.9° C
(Which is slightly warmer than usual)How big are the waves at Thommos today?
The current surf forecast for Thommos at 1AM is: 0.5m 7s primary swell from a East-northeast direction (forecast issued at 10:00pm December 15). An open ocean swell of 1.6m 11s is not directed at the surf break, a second open ocean swell of 1.4m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 1.5ft (0.5m) | 7s |
| Afternoon (16 Dec) | 1.5ft (0.5m) | 6s |
| Evening (16 Dec) | 1.5ft (0.4m) | 6s |
Table - waves today at Thommos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 42 | 38 | 27 | 26 | 26 | 25 | 24 | 17 | 14 | 24 | 13 | 22 | 53 | 51 | 114 | 68 | 92 | 97 | 101 | 49 | 95 | 54 | 87 | 144 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | 6:04PM 0.98 | 6:32AM 1.38 | 6:57PM 0.97 | 7:09AM 1.44 | 7:44PM 0.97 | 7:47AM 1.48 | ||||||||||||||||||
Low Tide / height (m) | 11:49PM 0.39 | 1:15PM 0.37 | 12:29AM 0.40 | 1:58PM 0.30 | 1:09AM 0.40 | 2:38PM 0.25 | ||||||||||||||||||
Mon 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:39 | - | - | - |
| Sunset | 8:02 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - |
 |  |  | | | | | |  | | | | |  | | | |  | | | | | | | |
Rain (mm) | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 19 | 18 | 18 | 17 | 18 | 22 | 24 | 22 | 20 | 18 | 17 | 17 | 21 | 30 | 31 | 26 |
| Feels °C (?) | 14 | 15 | 16 | 16 | 16 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 21 | 21 | 19 | 18 | 18 | 17 | 18 | 21 | 29 | 29 | 24 |
- 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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