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Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Rapid Bay surfForecast / SA – Adelaide / Australia
48hr Weather and Surf, issued 3 pm Friday 19 Dec 2025 ACDTForecast update in hr min s Forecast update imminent
Rapid Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rapid Bay sea temperature is
19.6° C
(Which is 2.3°C warmer than normal for this time of year)How big are the waves at Rapid Bay today?
The current surf forecast for Rapid Bay at 8PM is: 0.8m 4s primary swell from a South direction and 0.3m 5s secondary swell from a West direction, 0.1m 9s secondary swell from a West direction (forecast issued at 03:30pm December 19). The wind direction is predicted to be cross-shore.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Dec) | - | - |
| Afternoon (19 Dec) | 1.5ft (0.5m) | 3s |
| Evening (19 Dec) | 2.5ft (0.7m) | 4s |
Table - waves today at Rapid Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
| 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) (?) | 3 | 3 | 4 | 4 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 3 | 5 | 6 | 6 | 6 | 6 | 10 | 9 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3 | 5 | 19 | 15 | 17 | 17 | 9 | 11 | 11 | 5 | 5 | 5 | 5 | 5 | 5 | 2 | 120 | 128 | 60 | 33 | 16 | 31 | 27 | 52 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- on | on | on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:41PM 0.95 | 5:04AM 1.74 | 6:11PM 0.96 | 5:33AM 1.76 | 6:39PM 0.97 | 6:03AM 1.77 | ||||||||||||||||||
Low Tide / height (m) | 11:50AM 0.21 | 10:22PM 0.55 | 12:16PM 0.10 | 10:56PM 0.50 | 12:42PM 0.04 | 11:27PM 0.47 | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - |
| Sunset | - | - | 8:30 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - |
 |  |  |  | | | | | | | |  |  | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 20 | 16 | 15 | 15 | 14 | 15 | 17 | 19 | 19 | 17 | 15 | 16 | 18 | 20 | 19 | 19 | 19 | 16 | 15 | 14 | 14 | 15 | 16 |
| Feels °C (?) | 19 | 16 | 12 | 11 | 12 | 11 | 12 | 13 | 15 | 15 | 13 | 11 | 11 | 14 | 17 | 14 | 12 | 13 | 9 | 9 | 9 | 10 | 11 | 12 |
- 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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