
Surf Forecasts:
How big are the waves at Dum Dums today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 4.5ft (1.3m), 6s period with SSE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 8ft (2.5m), 9s period with S swell.
- Evening surf: Evening surf (21 Sep, local time) - 8ft (2.5m), 9s period with S swell.
The current surf forecast for Dum Dums at 4AM is: 0.6m 10s primary swell from a South direction and 0.1m 16s secondary swell from a South direction (forecast issued at 09:00pm September 20). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 4.5ft (1.3m) | 6s |
| Afternoon (21 Sep) | 8ft (2.5m) | 9s |
| Evening (21 Sep) | 8ft (2.5m) | 9s |
Table - waves today at Dum Dums. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon morning. Warm (max 25°C on Sun night, min 12°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||
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 | ||||||||||||||||||
Wave Height (m) Direction Period (s) | S 18 | S 10 | S 10 | S 10 | S 10 | SSE 6 | SSE 8 | S 9 | S 9 | S 8 | SSE 8 | SSE 7 | S 10 | SSE 10 | SSE 9 | SSE 10 | SSE 10 | SSE 10 |
Wave Graph | ||||||||||||||||||
54 | 48 | 68 | 68 | 70 | 109 | 605 | 1437 | 1314 | 800 | 438 | 208 | 468 | 370 | 265 | 235 | 210 | 123 | |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | on | cross-on | cross | cross |
High Tide | 4:32AM0.90m | 4:14PM1.26m | 5:20AM0.97m | 5:05PM1.31m | ||||||||||||||
Low Tide | 10:26PM0.42m | 9:41AM0.60m | 11:14PM0.36m | 10:40AM0.54m | ||||||||||||||
— | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — | |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 23 | 25 | 24 | 18 | 17 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 15 | 15 | 13 | 13 |
Feels °C | 18 | 19 | 20 | 17 | 15 | 15 | 8 | 8 | 8 | 7 | 8 | 8 | 9 | 10 | 12 | 12 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 12 | NNE 5 | — | S 18 | S 17 | S 11 | S 11 | S 10 | SSE 10 | SSE 9 | SSE 10 | SSE 10 | SSE 10 |
32 | 48 | 68 | 68 | 70 | 69 | 2 | — | 6 | 22 | 85 | 112 | 468 | 370 | 265 | 235 | 210 | 123 | |
Swell 2 Height (m) Direction Period (s) | SSE 6 | S 6 | S 17 | S 16 | WNW 3 | NE 4 | — | — | — | — | S 15 | S 20 | S 19 | S 19 | S 16 | S 19 | SSE 19 | SSE 19 |
8 | 7 | 22 | 5 | 2 | 1 | — | — | — | — | 38 | 8 | 29 | 7 | 21 | 62 | 120 | 120 | |
Swell 3 Height (m) Direction Period (s) | S 18 | S 17 | NE 4 | NE 4 | NE 4 | E 12 | — | — | — | — | S 20 | — | — | E 11 | E 11 | NE 6 | E 11 | E 11 |
54 | 23 | 1 | 1 | 1 | 3 | — | — | — | — | 8 | — | — | 2 | 2 | 1 | 2 | 2 | |
Wind waves Height (m) Direction Period (s) | W 3 | NW 3 | NW 3 | WNW 3 | SSE 3 | SSE 6 | SSE 8 | S 9 | S 9 | S 8 | SSE 8 | SSE 7 | — | — | — | — | N 6 | ENE 4 |
5 | 2 | 2 | 5 | 2 | 109 | 605 | 1437 | 1314 | 800 | 438 | 208 | — | — | — | — | 1 | 12 | |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 11 | 15 | 200 | 376 | 531 | 195 | 146 | 7 | 3 | 3 | 3 | 39 | 10 | 10 | 10 |
Best forecast wave conditions in South Coast - New South Wales | ||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||
Header Global | ||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)










