Surf Forecasts:
How big are the waves at Long Beach today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 6ft (1.8m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 6ft (1.8m), 13s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 5.5ft (1.7m), 13s period with SW swell.
The current surf forecast for Long Beach at 2AM is: 1.8m 11s primary swell from a Southwest direction and 1.9m 6s secondary swell from a Southeast direction (forecast issued at 07:00pm September 17). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 6ft (1.8m) | 11s |
| Afternoon (18 Sep) | 6ft (1.8m) | 13s |
| Evening (18 Sep) | 5.5ft (1.7m) | 13s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Sun afternoon, min 12°C on Thu night). Winds decreasing (near gales from the SE on Fri afternoon, moderate winds from the SE by Sun morning). | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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) | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1092 | 929 | 897 | 851 | 770 | 770 | 662 | 1021 | 961 | 946 | 917 | 811 | 785 | 772 | 448 | 448 | 1163 | 1528 | 1857 |
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-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:35PM1.13m | 7:07AM1.01m | 7:27PM1.00m | 8:44AM0.91m | 9:34PM0.93m | ||||||||||||||
Low Tide | 00:52AM0.53m | 1:01PM0.63m | 2:01AM0.64m | 2:52PM0.73m | |||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | 6:38 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 13 | 13 | 12 | 12 | 14 | 16 | 16 | 14 | 13 | 13 | 13 | 13 | 15 | 17 | 16 | 16 | 15 |
Feels °C | 4 | 5 | 4 | 4 | 4 | 4 | 5 | 6 | 6 | 7 | 7 | 8 | 7 | 7 | 10 | 12 | 9 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 14 |
| kJ | 1092 | 929 | 897 | 851 | 770 | 770 | 662 | 1021 | 961 | 946 | 917 | 811 | 785 | 772 | 448 | 448 | 1163 | 1528 | 1857 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 14 | SW 20 | WSW 18 | SW 18 | WSW 18 | SW 16 | SW 16 | — | SW 14 | SW 14 | — | — | — |
| kJ | — | — | — | — | — | — | 231 | 15 | 31 | 49 | 31 | 127 | 127 | — | 346 | 350 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 |
| kJ | 412 | 368 | 275 | 266 | 297 | 297 | 363 | 437 | 621 | 576 | 466 | 308 | 423 | 466 | 371 | 384 | 451 | 509 | 439 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 411 | 106 | 31 | 31 | 12 | 24 | 39 | 35 | 39 | 12 | 12 | 2 | 6 | 6 | 1 | 25 | 162 | 24 | 24 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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