Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
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:
Rennies Beach surfForecast / NSW – South Coast / Australia
48hr Weather and Surf, issued 10 pm Saturday 20 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Rennies Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rennies Beach sea temperature is
20.3° C
(Which is normal for this time of year)How big are the waves at Rennies Beach today?
The current surf forecast for Rennies Beach at 1AM is: 0.6m 5s primary swell from a South direction (forecast issued at 10:00pm December 20). An open ocean swell of 0.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Dec) | 2ft (0.6m) | 7s |
| Afternoon (21 Dec) | 1ft (0.3m) | 9s |
| Evening (21 Dec) | 1ft (0.3m) | 9s |
Table - waves today at Rennies Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
| 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) (?) | 4 | 5 | 6 | 6 | 7 | 7 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 9 | 8 | 5 | 5 | 7 | 7 | 7 | 6 | 11 | 10 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 10 | 15 | 36 | 27 | 30 | 43 | 15 | 14 | 14 | 14 | 50 | 14 | 132 | 13 | 23 | 35 | 75 | 94 | 124 | 94 | 54 | 151 | 300 | 122 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | glass | glass | glass | glass | cross- on | cross | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross | cross- off | off | cross- off | off | glass | on | cross- on |
High Tide / height (m) | 9:55PM 1.11 | 9:39AM 1.76 | 10:37PM 1.12 | 10:16AM 1.75 | 11:20PM 1.13 | 10:54AM 1.73 | ||||||||||||||||||
Low Tide / height (m) | 3:02AM 0.56 | 4:40PM 0.27 | 3:41AM 0.58 | 5:19PM 0.25 | 4:23AM 0.61 | |||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - |
| Sunset | 8:10 | - | - | - | - | - | - | - | 8:12 | - | - | - | - | - | - | - | 8:12 | - | - | - | - | - | - | - |
 |  |  |  |  |  | | | |  |  | |  | | | | | | | | | | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | - | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 20 | 19 | 19 | 22 | 22 | 22 | 22 | 24 | 23 | 26 | 25 | 24 | 28 | 21 | 20 | 19 | 18 | 17 | 15 | 19 | 26 | 20 | 19 |
| Feels °C (?) | 22 | 22 | 21 | 21 | 24 | 22 | 24 | 23 | 25 | 22 | 25 | 25 | 21 | 26 | 18 | 18 | 17 | 17 | 16 | 15 | 18 | 25 | 15 | 16 |
- 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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