Surf Forecasts:
Dirk Hartog Island surf forecast from 17 Aug 2026:
- Best quality surf: Tuesday 18 Aug, 2PM (local time) - 13ft (4.0m), 16s period, SW swell with glassy winds.
- Most powerful swell: Tuesday 18 Aug, 8AM (local time) - 13ft (4.0m), 17s period, SW swell with 8,113 kJ wave energy.
- Next surfable swell (1★+): Tuesday 18 Aug, 2PM (local time) - 13ft (4.0m), 16s period with SW swell.
Best Forecast Surf Conditions for Dirk Hartog Island this week:
The surf forecast for Dirk Hartog Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 18) at 2PM. The primary swell is predicted to be 4.0m and 16s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Dirk Hartog Island in the next 16 days are 4.0m 17s and forecast to arrive on Tuesday (Aug 18) at 8AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Friday (Aug 21) at 8AM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Tue 18th Aug) | 13ft (4.0m) 16s |
| Best Surf | 2PM (Tue 18th Aug) | 13ft (4.0m) 16s |
| Most Powerful | 8AM (Tue 18th Aug) | 13ft (4.0m) 17s |
Table - best surf conditions forecast for Dirk Hartog Island over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 21°C on Mon afternoon, min 16°C on Thu morning). Winds increasing (calm on Tue afternoon, fresh winds from the SE by Wed night). | Days 5-7 Weather SummaryMostly dry. Warm (max 21°C on Fri afternoon, min 18°C on Thu afternoon). Winds decreasing (fresh winds from the SSE on Thu night, light winds from the SSE by Fri afternoon). | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 16 | SW 14 | SW 14 | SW 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1602 | 6410 | 8071 | 7034 | 5596 | 3806 | 2686 | 4489 | 4859 | 3976 | 3102 | 2686 | 2341 | 2090 | 1787 | 1536 | 1871 | 1374 | 1374 | 2475 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross | cross-off | cross-on | cross | cross-off | cross | cross | cross-off | cross | cross-off | cross-off | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 1:16AM0.73m | 1:28PM0.40m | 1:47AM0.75m | 2:11PM0.33m | 2:21AM0.75m | 3:28PM0.28m | 3:01AM0.73m | 3:52AM0.72m | 4:56AM0.71m | |||||||||||
Low Tide | 5:59PM0.27m | 8:09AM0.30m | 6:02PM0.27m | 9:41AM0.30m | 6:02PM0.27m | 1:02PM0.27m | 5:47PM0.27m | 2:15PM0.23m | 2:51PM0.19m | 3:18PM0.16m | ||||||||||
 |  |  | |  |  | | | | |  | | | | | | | | | | |
 | — | — | 6:54 | — | — | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — | 6:50 | — | — | 6:48 | — | — |
 | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — | — | 6:08 | — | — | 6:09 | — | — | 6:09 | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 21 | 19 | 17 | 18 | 18 | 17 | 18 | 18 | 17 | 18 | 19 | 19 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 19 |
Feels °C | 17 | 14 | 13 | 18 | 15 | 12 | 15 | 15 | 12 | 13 | 13 | 14 | 19 | 15 | 19 | 17 | 15 | 16 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 16 | SW 14 | SW 14 | SW 16 |
| kJ | 1602 | 6410 | 8071 | 7034 | 5596 | 3806 | 2686 | 4489 | 4859 | 3976 | 3102 | 2686 | 2341 | 2090 | 1787 | 1536 | 1871 | 1374 | 1374 | 2475 |
Swell 2 Height (m) Direction Period (s) | SW 19 | — | — | — | — | — | — | — | — | — | — | — | SW 24 | SW 22 | SW 19 | SW 18 | WSW 22 | WSW 20 | SW 18 | — |
| kJ | 949 | — | — | — | — | — | — | — | — | — | — | — | 23 | 118 | 608 | 1099 | 46 | 253 | 719 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 6 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 48 | — | — |
Wind waves Height (m) Direction Period (s) | WSW 4 | SE 3 | ESE 3 | — | S 3 | SE 3 | — | SSE 3 | SE 3 | S 4 | SSE 6 | ESE 4 | SW 15 | SSW 3 | SW 14 | SW 18 | SSW 5 | — | SW 18 | S 3 |
| kJ | 11 | 6 | 4 | — | 3 | 4 | — | 4 | 4 | 29 | 106 | 7 | 226 | 2 | 206 | 444 | 64 | — | 316 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 1294 | 198 | 198 | 321 | 198 | 197 | 484 | 198 | 198 | 269 | 317 | 197 | 828 | 197 | 269 | 736 | 828 | 873 | 840 | 198 |
Best forecast wave conditions in North West WA | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dirk Hartog Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Dirk Hartog Island Surf forecast
The above surf forecast table for Dirk Hartog Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dirk Hartog Island can be found by selecting the local surf guide option on the grey menu. Our Dirk Hartog Island surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Dirk Hartog Island) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Dirk Hartog Island may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in North West WA? If you are looking for accommodation near Dirk Hartog Island, camping, hotels and holiday cottages in North West WA, consider staying in Useless Loop which is 20 km (12 miles) away.
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