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Flat Rocks Beach (WA) Surf Forecast
/ WA – North West (27 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Flat Rocks Beach (WA) surfForecast / WA – North West / Australia
48hr Weather and Surf, issued 7 pm Sunday 17 May 2026 AWSTForecast update in hr min s Forecast update imminent
Flat Rocks Beach (WA) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Flat Rocks Beach (WA) sea temperature is
21.2° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Flat Rocks Beach (WA) today?
The current surf forecast for Flat Rocks Beach (WA) at 1AM is: 1.3m 12s primary swell from a Southwest direction and 0.4m 20s secondary swell from a Southwest direction, 0.8m 5s secondary swell from a South direction (forecast issued at 07:00pm May 17). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 4.5ft (1.3m) | 11s |
| Afternoon (18 May) | 2.5ft (0.7m) | 18s |
| Evening (18 May) | 2.5ft (0.8m) | 18s |
Table - waves today at Flat Rocks Beach (WA). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Tue afternoon, min 16°C on Sun night). Winds increasing (calm on Tue afternoon, fresh winds from the NE by Wed morning). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SW 11 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | |
578 | 455 | 448 | 448 | 456 | 441 | 426 | 373 | 320 | 379 | 442 | 470 | 530 | 581 | 643 | 635 | 627 | 674 | 949 | 924 | 924 | 836 | 836 | 836 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | off | off | off | cross-off | glassy | cross | cross-off | off | off | off | cross-off | cross-off | on | |
High Tide | 9:45AM0.83m | 10:30AM0.81m | 11:17AM0.76m | |||||||||||||||||||||
Low Tide | 6:15PM-0.03m | 7:26PM-0.04m | 8:41PM-0.02m | |||||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — |
 | 5:36 | — | — | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | 5:35 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 19 | 17 | 16 | 16 | 16 | 21 | 23 | 22 | 21 | 21 | 20 | 19 | 19 | 24 | 27 | 25 | 24 | 23 | 23 | 22 | 21 | 26 | 26 |
14 | 15 | 12 | 12 | 12 | 12 | 17 | 19 | 17 | 17 | 16 | 15 | 13 | 12 | 18 | 25 | 22 | 20 | 18 | 17 | 15 | 14 | 21 | 23 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 11 | SSW 11 | SW 11 | SSW 11 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 |
 kJ | 578 | 455 | 448 | 448 | 456 | 441 | 426 | 373 | 320 | 314 | 314 | 379 | 386 | 293 | 347 | 635 | 627 | 674 | 949 | 924 | 924 | 836 | 836 | 836 |
Swell 2 Height (m) Direction Period (s) | SW 21 | SW 21 | SW 21 | SW 20 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 11 | SW 11 | SW 12 | — | — | — | — | — | — |
| kJ | 72 | 72 | 69 | 134 | 134 | 133 | 179 | 311 | 307 | 379 | 442 | 470 | 530 | 581 | 643 | 331 | 255 | 264 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 18 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 4 | S 4 | S 5 | ESE 3 | ESE 3 | — | — | S 3 | S 4 | — | — | E 3 | ENE 3 | — | — | — | — | — | — | — | NE 3 | — | — |
| kJ | — | 21 | 26 | 21 | 1 | 2 | — | — | 5 | 18 | — | — | 4 | 3 | — | — | — | — | — | — | — | 3 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 484 | 340 | 216 | 22 | 22 | 22 | 22 | 32 | 156 | 42 | 22 | 0 | 0 | 220 | 6 | 0 | 22 | 0 | 0 | 0 | 28 | 29 | 303 | 342 |
Best forecast wave conditions in North West WA | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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