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Surf Forecasts:
Cowries surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 10 am Monday 15 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Cowries surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cowries sea temperature is
21.5° C
(Which is slightly warmer than usual)How big are the waves at Cowries today?
The current surf forecast for Cowries at 1PM is: 1.5m 8s primary swell from a South-southeast direction and 0.6m 8s secondary swell from a East-northeast direction, 0.1m 10s secondary swell from a Northeast direction (forecast issued at 10:00am December 15). The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 6ft (1.9m) | 9s |
| Afternoon (15 Dec) | 5ft (1.5m) | 8s |
| Evening (15 Dec) | 4.5ft (1.4m) | 8s |
Table - waves today at Cowries. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| 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 | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 9 | 8 | 8 | 8 | 7 | 11 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 11 | 9 | 11 | 11 | 11 | 11 | 6 | 11 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 736 | 432 | 306 | 250 | 237 | 162 | 531 | 520 | 441 | 386 | 403 | 397 | 404 | 336 | 324 | 248 | 101 | 89 | 191 | 149 | 112 | 79 | 79 | 108 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross | cross- on | on | on | on | cross- on | cross- on | cross | cross | cross | cross- on | on | cross- on | cross- on | cross- on | cross | cross |
High Tide / height (m) | 5:52AM 1.31 | 6:05PM 0.98 | 6:32AM 1.37 | 6:58PM 0.97 | 7:09AM 1.43 | 7:45PM 0.97 | ||||||||||||||||||
Low Tide / height (m) | 12:27PM 0.44 | 11:50PM 0.40 | 1:15PM 0.37 | 12:30AM 0.41 | 1:58PM 0.30 | 1:10AM 0.41 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - | - | 8:06 | - | - | - |
 | |  | | |  | | | | | | |  |  | | | |  | | | |  | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 16 | 17 | 17 | 16 | 16 | 16 | 17 | 18 | 19 | 19 | 18 | 18 | 18 | 17 | 19 | 21 | 23 | 22 | 20 | 18 | 17 | 17 |
| Feels °C (?) | 18 | 15 | 13 | 14 | 15 | 14 | 15 | 15 | 17 | 18 | 18 | 18 | 17 | 17 | 18 | 17 | 19 | 19 | 19 | 18 | 18 | 17 | 16 | 17 |
- Map Icons:
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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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