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Fourth Beach Surf Forecast
/ WA – Far South (31 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Fourth Beach surfForecast / WA – Far South / Australia
48hr Weather and Surf, issued 1 am Monday 18 May 2026 AWSTForecast update in hr min s Forecast update imminent
Fourth Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fourth Beach sea temperature is
18.4° C
(Which is normal for this time of year)How big are the waves at Fourth Beach today?
The current surf forecast for Fourth Beach at 7AM is: 1.7m 11s primary swell from a South-southwest direction and 0.4m 20s secondary swell from a South-southwest direction, 1.3m 11s secondary swell from a South-southwest direction (forecast issued at 01:00am May 18). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 5.5ft (1.7m) | 11s |
| Afternoon (18 May) | 6ft (1.8m) | 11s |
| Evening (18 May) | 6ft (1.8m) | 11s |
Table - waves today at Fourth Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Mon morning. Warm (max 25°C on Wed afternoon, min 14°C on Tue morning). Winds increasing (calm on Mon night, fresh winds from the N by Wed morning). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 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 |    |    |    | |||||||||||||||||||||
SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 11 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | |
763 | 766 | 698 | 726 | 759 | 759 | 759 | 853 | 745 | 673 | 562 | 651 | 788 | 666 | 657 | 1527 | 1389 | 1159 | 1159 | 1057 | 1057 | 934 | 921 | 833 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | off | off | glassy | cross | cross-off | cross-off | off | off | off | off | cross-off | cross-off | off | off | |
High Tide | 00:22AM0.56m | 11:27AM1.30m | 1:23AM0.48m | 12:00PM1.26m | 12:32PM1.19m | |||||||||||||||||||
Low Tide | 3:13AM0.52m | 7:57PM0.36m | 2:25AM0.47m | 10:07PM0.39m | ||||||||||||||||||||
 | |  |  |  |  | | | | | | | | | | | | | | | | |  | | |
 | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:57 | — | — | — | — | — | — | — | 4:57 | — | — | — |
— | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 15 | 15 | 14 | 17 | 19 | 19 | 17 | 17 | 17 | 16 | 16 | 21 | 25 | 25 | 23 | 20 |
12 | 14 | 14 | 14 | 13 | 14 | 15 | 16 | 13 | 14 | 12 | 16 | 18 | 16 | 13 | 12 | 11 | 10 | 9 | 14 | 20 | 21 | 18 | 15 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 763 | 766 | 698 | 726 | 759 | 759 | 759 | 853 | 745 | 673 | 562 | 651 | 517 | 560 | 527 | 1527 | 1389 | 1159 | 1159 | 1057 | 1057 | 934 | 921 | 833 |
Swell 2 Height (m) Direction Period (s) | SSW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SSW 18 | SW 18 | SW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 11 | — | — | ENE 5 | W 5 | — | — | — | — |
| kJ | 45 | 98 | 186 | 186 | 183 | 211 | 323 | 327 | 399 | 528 | 498 | 643 | 788 | 666 | 657 | 467 | — | — | 2 | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 56 | 151 | 46 | 46 | 130 | 38 | 21 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SSW 11 | SSW 11 | — | — | — | — | — | — | — | — | — | — | E 3 | ENE 4 | NE 4 | N 4 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | — | N 3 |
| kJ | — | — | 435 | 435 | — | — | — | — | — | — | — | — | — | — | 5 | 10 | 10 | 17 | 28 | 22 | 8 | 6 | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 10 | 232 | 232 | 493 | 493 | 141 | 0 | 0 | 0 | 0 | 0 | 0 | 389 | 120 | 1 | 0 | 10 | 160 | 160 | 4 | 0 | 0 | 0 |
Best forecast wave conditions in Far South of Western Australia | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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