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70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Merimbula Bar surfForecast / NSW – Far South / Australia
48hr Weather and Surf, issued 10 pm Friday 12 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Merimbula Bar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Merimbula Bar sea temperature is
18.0° C
(Which is slightly cooler than normal)How big are the waves at Merimbula Bar today?
The current surf forecast for Merimbula Bar at 3AM is: 0.8m 11s primary swell from a East direction and 1.1m 6s secondary swell from a East-northeast direction (forecast issued at 10:00pm December 12). An open ocean swell of 1.6m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4.5ft (1.4m) | 7s |
| Afternoon (13 Dec) | 4.5ft (1.3m) | 7s |
| Evening (13 Dec) | 5ft (1.6m) | 7s |
Table - waves today at Merimbula Bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Fri 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 11 | 11 | 11 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 5 | 8 | 8 | 8 | 8 | 8 | 8 | 19 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 180 | 174 | 166 | 163 | 157 | 116 | 151 | 167 | 301 | 281 | 193 | 161 | 120 | 121 | 196 | 99 | 104 | 68 | 51 | 35 | 37 | 35 | 35 | 37 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | on | cross | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | glass |
High Tide / height (m) | 4:23AM 1.16 | 4:11PM 1.07 | 5:10AM 1.22 | 5:12PM 1.00 | 5:51AM 1.27 | |||||||||||||||||||
Low Tide / height (m) | 9:47PM 0.30 | 10:25AM 0.54 | 10:30PM 0.35 | 11:31AM 0.49 | 11:11PM 0.40 | 12:28PM 0.43 | ||||||||||||||||||
Fri 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - |
| Sunset | 8:12 | - | - | - | - | - | - | - | 8:13 | - | - | - | - | - | - | - | 8:14 | - | - | - | - | - | - | - |
 |  |  | |  |  |  | | |  | | | | | | | | | | | | | | | |
Rain (mm) | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 16 | 15 | 17 | 21 | 21 | 20 | 19 | 19 | 17 | 16 | 19 | 21 | 21 | 19 | 15 | 14 | 12 | 11 | 13 | 18 | 20 | 20 |
| Feels °C (?) | 16 | 15 | 15 | 14 | 17 | 19 | 19 | 20 | 19 | 19 | 16 | 15 | 19 | 20 | 18 | 14 | 8 | 9 | 7 | 7 | 8 | 13 | 16 | 18 |
- 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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