Surf Forecasts:
How big are the waves at Radar Reef today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 7ft (2.1m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 4.5ft (1.4m), 12s period with W swell.
- Evening surf: Evening surf (20 Sep, local time) - 4.5ft (1.4m), 13s period with WSW swell.
The current surf forecast for Radar Reef at 5PM is: 1.4m 13s primary swell from a Southwest direction and 1.1m 10s secondary swell from a West direction (forecast issued at 01:00pm September 20). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 7ft (2.1m) | 13s |
| Afternoon (20 Sep) | 4.5ft (1.4m) | 12s |
| Evening (20 Sep) | 4.5ft (1.4m) | 13s |
Table - waves today at Radar Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Sun afternoon, min 15°C on Mon morning). Mainly fresh winds. | |||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||
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 10 | W 12 | SW 13 | SW 14 | WSW 13 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 551 | 555 | 623 | 743 | 555 | 1339 | 1781 | 1666 | 1644 | 1689 | 1781 | 1572 | 1511 | 1328 | 1106 | 1130 | 943 | 1099 | 1159 | 1068 | 994 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | on | on | cross-on | cross-on |
High Tide | 3:53AM0.82m | 5:37AM0.79m | |||||||||||||||||||
Low Tide | 2:42PM0.38m | 2:44PM0.37m | 2:50PM0.34m | ||||||||||||||||||
 | |  |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 6:12 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 |
Feels °C | 14 | 14 | 13 | 13 | 13 | 14 | 15 | 14 | 16 | 13 | 11 | 11 | 11 | 10 | 12 | 13 | 14 | 12 | 12 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 10 | W 12 | SW 13 | SW 14 | WSW 13 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 551 | 555 | 623 | 743 | 555 | 1339 | 1781 | 1666 | 1644 | 1689 | 1781 | 1572 | 1511 | 1328 | 1106 | 1130 | 943 | 1099 | 1159 | 1068 | 994 |
Swell 2 Height (m) Direction Period (s) | WSW 13 | WSW 13 | W 10 | W 12 | WSW 16 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 362 | 465 | 228 | 273 | 452 | 138 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 86 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSW 3 | S 4 | S 4 | S 4 | SSW 4 | — | — | — | — | SSW 3 | SSW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | 5 | 9 | 9 | 7 | 5 | — | — | — | — | 3 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 143 | 143 | 143 | 143 | 143 | 1 | 1 | 1 | 172 | 172 | 143 | 27 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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