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Surf Forecasts:
A-Bay (Willyama Bay) surfForecast / SA – Yorke Peninsula / Australia
48hr Weather and Surf, issued 3 pm Tuesday 16 Dec 2025 ACDTForecast update in hr min s Forecast update imminent
A-Bay (Willyama Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's A-Bay (Willyama Bay) sea temperature is
18.3° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at A-Bay (Willyama Bay) today?
The current surf forecast for A-Bay (Willyama Bay) at 9PM is: 0.6m 11s primary swell from a South-southwest direction and 0.4m 16s secondary swell from a Southwest direction, 0.4m 4s secondary swell from a East-southeast direction (forecast issued at 03:30pm December 16). The wind direction is predicted to be cross-onshore.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 2.5ft (0.7m) | 12s |
| Evening (16 Dec) | 2ft (0.6m) | 11s |
Table - waves today at A-Bay (Willyama Bay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 7 AM | 10 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 16 | 15 | 11 | 11 | 15 | 15 | 14 | 14 | 14 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 140 | 137 | 90 | 85 | 60 | 59 | 64 | 59 | 30 | 30 | 55 | 54 | 53 | 78 | 73 | 75 | 54 | 55 | 100 | 52 | 100 | 97 | 151 | 89 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- on | cross- on | cross- on | cross | cross- off | glass | on | cross- on | on | cross- on | cross | cross | cross- off | off | cross | cross | cross | glass | cross- off | cross | cross |
High Tide / height (m) | 1:24PM 0.33 | 1:34AM 0.85 | 2:09PM 0.32 | 2:01AM 0.92 | 2:38PM 0.32 | 2:28AM 0.97 | ||||||||||||||||||
Low Tide / height (m) | 5:33PM 0.26 | 9:29AM 0.20 | 6:12PM 0.24 | 9:48AM 0.16 | 6:48PM 0.21 | 10:09AM 0.13 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - |
| Sunset | - | - | 8:31 | - | - | - | - | - | - | - | 8:32 | - | - | - | - | - | - | - | 8:34 | - | - | - | - | - |
 | | |  | | | | | | | | | | | | | |  | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 20 | 20 | 19 | 18 | 20 | 23 | 28 | 28 | 27 | 29 | 27 | 25 | 26 | 27 | 31 | 35 | 31 | 29 | 25 | 22 | 19 | 18 | 18 |
| Feels °C (?) | 17 | 17 | 17 | 15 | 15 | 17 | 20 | 24 | 26 | 24 | 26 | 23 | 21 | 22 | 24 | 27 | 31 | 26 | 26 | 22 | 21 | 18 | 15 | 16 |
- 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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