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Dum Dums Surf Forecast
/ NSW – South Coast (20 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Dum Dums surfForecast / NSW – South Coast / Australia
48hr Weather and Surf, issued 3 am Thursday 21 May 2026 AESTForecast update in hr min s Forecast update imminent
Dum Dums surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dum Dums sea temperature is
21.3° C
(Which is 2.2°C warmer than normal for this time of year)How big are the waves at Dum Dums today?
The current surf forecast for Dum Dums at 6AM is: 2.4m 9s primary swell from a South direction and 1.9m 9s secondary swell from a South-southeast direction, 1.1m 10s secondary swell from a East direction (forecast issued at 03:00am May 21). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 7.5ft (2.3m) | 8s |
| Afternoon (21 May) | 6ft (1.8m) | 8s |
| Evening (21 May) | 5ft (1.5m) | 8s |
Table - waves today at Dum Dums. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Fri morning. Very mild (max 17°C on Sat morning, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | E 10 | SSE 6 | E 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 11 | E 11 | |
715 | 1028 | 837 | 638 | 491 | 332 | 355 | 257 | 254 | 206 | 122 | 160 | 256 | 315 | 516 | 561 | 637 | 628 | 684 | 725 | 711 | 873 | 992 | 1085 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | cross-on | cross | cross | glassy | |
High Tide | 11:11PM1.62m | 12:28PM1.05m | 00:11AM1.53m | 1:33PM1.05m | 1:13AM1.43m | 2:36PM1.09m | ||||||||||||||||||
Low Tide | 6:14AM0.05m | 5:42PM0.46m | 7:14AM0.11m | 6:51PM0.51m | 8:12AM0.17m | 8:06PM0.52m | ||||||||||||||||||
 | |  | |  | |  | | |  |  |  | | | | | | | | | | | |  | |
 | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:57 | — | — |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 13 | 12 | 12 | 14 | 15 | 16 | 15 | 14 | 13 | 12 | 12 | 13 | 14 | 16 | 16 | 15 | 15 | 16 | 15 | 15 | 17 | 17 | 16 | 15 |
9 | 9 | 8 | 9 | 10 | 12 | 12 | 10 | 9 | 8 | 8 | 10 | 12 | 14 | 14 | 13 | 13 | 15 | 14 | 13 | 16 | 16 | 15 | 15 | |
Swell 1 Height (m) Direction Period (s) | ENE 11 | S 9 | SSE 9 | S 8 | S 8 | SSE 8 | SSE 8 | E 10 | ENE 10 | ENE 10 | SE 7 | E 10 | E 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 11 | E 11 |
 kJ | 292 | 646 | 560 | 450 | 333 | 246 | 259 | 208 | 167 | 131 | 113 | 115 | 256 | 315 | 516 | 561 | 637 | 628 | 684 | 725 | 711 | 873 | 992 | 1085 |
Swell 2 Height (m) Direction Period (s) | — | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | — | S 15 | SSE 8 | E 10 | S 8 | S 7 | S 7 | S 7 | S 7 | S 8 | E 11 | S 7 | S 8 | S 8 | S 19 | S 18 | S 16 |
| kJ | — | 275 | 265 | 270 | 216 | 212 | 212 | — | 4 | 6 | 122 | 11 | 94 | 66 | 25 | 15 | 19 | 119 | 15 | 20 | 11 | 7 | 6 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 14 | S 8 | S 13 | S 8 | S 7 | — | — | — | S 8 | S 13 | S 21 | S 20 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 4 | 12 | 13 | 4 | 16 | — | — | — | 19 | 3 | 9 | 8 | — | — | — |
Wind waves Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSW 6 | SSE 6 | — | S 7 | — | — | — | — | — | — | — | — | — | — |
| kJ | 715 | 1028 | 837 | 638 | 491 | 332 | 355 | 257 | 254 | 206 | 50 | 160 | — | 40 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 0 | 7 | 7 | 7 | 7 | 0 | 15 | 15 | 7 | 7 | 3 | 3 | 7 | 7 | 7 | 7 | 0 | 0 | 0 | 7 | 3 | 3 | 0 |
Best forecast wave conditions in South Coast - New South Wales | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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