Surf Forecasts:
Dirk Hartog Island surf forecast from 19 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 2PM (local time) - 8ft (2.5m), 15s period, SW swell with cross-offshore winds.
- Most powerful swell: Thursday 20 Aug, 2PM (local time) - 10ft (3.0m), 16s period, SW swell with 4,643 kJ wave energy.
- Next surfable swell (1★+): Wednesday 19 Aug, 2PM (local time) - 8ft (2.5m), 15s 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 Wednesday (Aug 19) at 2PM. The primary swell is predicted to be 2.5m and 15s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Dirk Hartog Island in the next 16 days are 3.0m 16s and forecast to arrive on Thursday (Aug 20) at 2PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Thursday (Aug 20) at 8AM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Wed 19th Aug) | 8ft (2.5m) 15s |
| Best Surf | 2PM (Wed 19th Aug) | 8ft (2.5m) 15s |
| Most Powerful | 2PM (Thu 20th Aug) | 10ft (3.0m) 16s |
Table - best surf conditions forecast for Dirk Hartog Island over the next 16 days.
Short Range ForecastMostly dry. Warm (max 21°C on Fri afternoon, min 17°C on Wed morning). Winds decreasing (fresh winds from the SSE on Thu night, light winds from the NW by Fri afternoon). | Days 4-6 Weather SummaryMostly dry. Warm (max 20°C on Sat morning, min 16°C on Mon morning). Winds increasing (light winds from the WSW on Sat morning, strong winds from the S by Sat night). | ||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||
AM | 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 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 17 | SW 16 | SW 14 | SW 14 | SW 16 | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3806 | 2686 | 4328 | 4437 | 3976 | 3102 | 2936 | 2668 | 2383 | 1688 | 3556 | 1742 | 1187 | 957 | 1929 | 1382 | 1514 | 1164 | 712 | 389 | 767 |
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 | cross | off | cross | cross-on | on | cross-on | cross | cross | cross | cross-off | cross-off | cross-on | cross | cross | cross-on | cross |
High Tide | 2:11PM0.33m | 2:21AM0.75m | 3:28PM0.28m | 3:01AM0.73m | 3:52AM0.72m | 4:56AM0.71m | 6:04AM0.71m | 7:06AM0.72m | |||||||||||||
Low Tide | 9:41AM0.30m | 6:02PM0.27m | 1:02PM0.27m | 5:47PM0.27m | 2:15PM0.23m | 2:51PM0.19m | 3:18PM0.16m | 3:42PM0.13m | 4:03PM0.12m | ||||||||||||
 |  |  | | | |  | |  | | | | | | | | | | | | | |
 | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — | 6:50 | — | — | 6:48 | — | — | 6:48 | — | — | 6:47 | — | — |
 | — | 6:07 | — | — | 6:08 | — | — | 6:08 | — | — | 6:09 | — | — | 6:09 | — | — | 6:10 | — | — | 6:10 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 19 | 19 | 19 | 20 | 19 | 20 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 18 | 17 | 18 | 18 | 18 | 18 | 17 |
Feels °C | 14 | 15 | 16 | 15 | 17 | 13 | 17 | 20 | 20 | 20 | 17 | 15 | 13 | 13 | 11 | 13 | 15 | 13 | 15 | 15 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 17 | SW 16 | SW 14 | SW 14 | SW 16 | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 15 |
| kJ | 3806 | 2686 | 4328 | 4437 | 3976 | 3102 | 2936 | 2668 | 2383 | 1688 | 3556 | 1742 | 1187 | 957 | 1929 | 1382 | 1514 | 1164 | 712 | 389 | 767 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 24 | W 22 | SW 18 | — | SW 22 | WSW 20 | SW 18 | — | — | — | — | — | SW 15 | WSW 23 |
| kJ | — | — | — | — | — | — | — | 22 | 9 | 1358 | — | 18 | 149 | 614 | — | — | — | — | — | 266 | 51 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | — | SSE 3 | SSE 5 | S 5 | S 6 | — | — | — | — | SW 17 | SSW 7 | S 7 | S 7 | S 6 | S 7 | SW 14 | S 3 | SSE 3 | S 4 | S 5 |
| kJ | 3 | — | 6 | 33 | 27 | 137 | — | — | — | — | 305 | 262 | 157 | 176 | 106 | 113 | 198 | 8 | 1 | 14 | 34 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 198 | 317 | 198 | 198 | 238 | 238 | 0 | 828 | 197 | 197 | 838 | 828 | 687 | 828 | 198 | 197 | 1042 | 198 | 198 | 846 | 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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