Surf Forecasts:
How big are the waves at Radar Reef today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 3ft (0.9m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.8m), 18s period with WSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 8ft (2.5m), 17s period with W swell.
The current surf forecast for Radar Reef at 6AM is: 1.1m 12s primary swell from a West-southwest direction and 0.6m 16s secondary swell from a West direction, 0.6m 4s secondary swell from a Northwest direction (forecast issued at 01:00am September 18). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3ft (0.9m) | 12s |
| Afternoon (18 Sep) | 2.5ft (0.8m) | 18s |
| Evening (18 Sep) | 8ft (2.5m) | 17s |
Table - waves today at Radar Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 21°C on Fri afternoon, min 15°C on Fri night). Winds decreasing (near gales from the WNW on Sat morning, light winds from the E by Sun night). | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 18 | W 18 | W 17 | W 9 | W 16 | W 14 | W 14 | W 14 | W 14 | W 13 | WSW 13 | W 13 | W 13 | WSW 13 | WSW 12 | WSW 10 | WSW 13 | SW 13 | SW 13 | WSW 17 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 298 | 350 | 263 | 258 | 418 | 3037 | 4278 | 1111 | 4904 | 6662 | 7901 | 7485 | 6998 | 5482 | 3811 | 2960 | 2323 | 1997 | 1593 | 754 | 760 | 689 | 711 | 573 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross | cross-on | cross-on | cross-on | cross |
High Tide | 00:23AM0.84m | 1:04AM0.86m | 2:02AM0.85m | |||||||||||||||||||||
Low Tide | 2:38PM0.36m | 2:41PM0.38m | 2:42PM0.38m | |||||||||||||||||||||
 | |  |  | | |  | |  |  |  | | |  | | | |  | | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | 1 | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 18 | 21 | 16 | 16 | 15 | 17 | 17 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 16 | 16 |
Feels °C | 15 | 15 | 14 | 14 | 15 | 8 | 6 | 7 | 8 | 7 | 5 | 8 | 8 | 9 | 12 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | — | WSW 12 | WSW 16 | W 16 | — | — | — | — | — | WSW 13 | W 13 | W 13 | WSW 13 | WSW 12 | WSW 10 | WSW 13 | SW 13 | SW 13 | WSW 13 |
| kJ | 298 | 350 | 263 | 258 | 298 | — | 115 | 844 | 1149 | — | — | — | — | — | 3811 | 2960 | 2323 | 1997 | 1593 | 754 | 760 | 689 | 711 | 546 |
Swell 2 Height (m) Direction Period (s) | SW 18 | W 16 | WSW 20 | WSW 17 | WSW 18 | — | — | — | — | — | — | — | — | — | — | — | SW 11 | — | — | WSW 13 | W 9 | W 9 | W 9 | WSW 17 |
| kJ | 87 | 193 | 128 | 216 | 418 | — | — | — | — | — | — | — | — | — | — | — | 121 | — | — | 257 | 230 | 188 | 155 | 573 |
Swell 3 Height (m) Direction Period (s) | — | — | SW 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 18 | W 9 |
| kJ | — | — | 67 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 204 | 126 |
Wind waves Height (m) Direction Period (s) | WNW 4 | NW 4 | NW 4 | NW 4 | NW 4 | W 18 | W 17 | W 9 | W 16 | W 14 | W 14 | W 14 | W 14 | W 13 | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 7 | 11 | 14 | 27 | 3037 | 4278 | 1111 | 4904 | 6662 | 7901 | 7485 | 6998 | 5482 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 35 | 6 | 317 | 317 | 317 | 354 | 354 | 451 | 484 | 628 | 1139 | 1900 | 1774 | 1774 | 361 | 209 | 125 | 27 | 1 | 63 | 1 | 33 | 1 |
Best forecast wave conditions in Rottnest Island | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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