Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
Surf Forecasts:
Cowries surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 10 pm Wednesday 10 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
20.8° C
(Which is normal for this time of year)How big are the waves at Cowries today?
The current surf forecast for Cowries at 5AM is: 1.0m 5s primary swell from a South-southeast direction and 0.4m 9s secondary swell from a East-northeast direction, 0.1m 10s secondary swell from a South direction (forecast issued at 10:00pm December 10). The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.4m) | 9s |
| Afternoon (11 Dec) | 3.5ft (1.0m) | 5s |
| Evening (11 Dec) | 3.5ft (1.1m) | 5s |
Table - waves today at Cowries. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wed 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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) (?) | 5 | 8 | 5 | 5 | 9 | 9 | 5 | 5 | 5 | 6 | 6 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 33 | 17 | 31 | 48 | 31 | 31 | 54 | 51 | 50 | 72 | 63 | 84 | 107 | 187 | 280 | 276 | 271 | 262 | 248 | 242 | 467 | 222 | 146 | 149 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross- on | cross- on | glass | glass | glass | cross- on | cross- on | cross- off | cross- off | cross | cross | on | cross- on | glass |
High Tide / height (m) | 2:29AM 1.08 | 2:08PM 1.32 | 3:27AM 1.12 | 3:07PM 1.19 | 4:21AM 1.18 | 4:07PM 1.09 | ||||||||||||||||||
Low Tide / height (m) | 8:08PM 0.17 | 7:56AM 0.52 | 8:58PM 0.24 | 9:09AM 0.55 | 9:44PM 0.29 | 10:23AM 0.54 | ||||||||||||||||||
Wed 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - |
| Sunset | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:01 | - | - | - | - | - | - | - |
 |  | |  |  | | | | | | | | | | |  |  |  | | |  | | | | |
Rain (mm) | 1 | 3 | 1 | - | - | - | - | - | - | - | 2 | 4 | 3 | 3 | 3 | 3 | - | - | - | - | - | - | - | 3 |
| Temp. °C | 19 | 18 | 17 | 17 | 17 | 18 | 20 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 19 | 23 | 23 | 21 |
| Feels °C (?) | 18 | 17 | 17 | 16 | 15 | 15 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 21 | 21 | 19 | 19 | 18 | 18 | 17 | 20 | 22 | 21 | 24 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
5 Reasons Why Costa Rica Is A Surfer (and Non Surfer) Paradise
With or without a surfboard, Costa Rica is a bucket list destination that has shown what a nation is capable of when nature is put first.
Read more
Discover more articles and updates in the Greenroom.
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cowries surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest