Dunes Surf Break

Lat Long: 21.80° S 114.14° E

Dunes Surf Forecast and Surf Report

Issued: 1 am 22 Jul 2026 (local time)

Forecast update in  hr  min

Today's Dunes sea temperature is
24.6° C
0.9° 

Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Dunes surf forecast from 21 Jul 2026:

  • Best quality surf: Tuesday 28 Jul, 5AM (local time) - 2.5ft (0.8m), 14s period, SW swell with cross-offshore winds.
  • Most powerful swell: Tuesday 28 Jul, 11PM (local time) - 2.5ft (0.8m), 14s period, SW swell with 257 kJ wave energy.
  • Next surfable swell (1★+): Thursday 23 Jul, 5PM (local time) - 2ft (0.6m), 12s period with SW swell.

Best Forecast Surf Conditions for Dunes this week:

The surf forecast for Dunes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 23) at 5PM. The primary swell is predicted to be 0.6m and 12s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Dunes in the next 16 days are 0.8m 14s and forecast to arrive on Tuesday (Jul 28) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Saturday (Jul 25) at 11AM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Thu 23rd Jul)2ft (0.6m) 12s
Best Surf 5AM (Tue 28th Jul)2.5ft (0.8m) 14s
Most Powerful11PM (Tue 28th Jul)2.5ft (0.8m) 14s

Table - best surf conditions forecast for Dunes over the next 16 days.


The Lowdown

G’day, this is Rusty. Let’s look at what’s coming up for Dunes, a reef break. We’re starting off with a bit of a quiet stretch, so don’t get your hopes up just yet. The water’s sitting at 76°, which is pretty normal for this time of year – nothing out of the ordinary.

The first few days, from Wednesday the 22nd right through the weekend and into the start of the next week, it’s really just small stuff. Swells are tiny, mostly around 2ft to 2ft from the SW or WSW. The energy is weak to moderate at best (169 to 218). The winds are mostly cross-off or cross-on, and while there are a few glassy afternoons, the surf is honestly just ordinary – surfable, but nothing to write home about. The Wednesday morning of the 22nd has a 2ft SW swell, but it’s crossed up with a 25 km/h east wind, so it’s poor. The best of that early period is Thursday afternoon the 23rd with a 2ft SW swell going glassy, and Friday afternoon the 24th also goes glassy with 2ft SW swell. Both are just “surfable but very ordinary.” Not worth rushing out for.

Things start to look a bit more promising from Tuesday the 28th morning. We’ve got a 3ft SW swell coming in with a clean east breeze at 15 km/h – that’s a cross-off, and the energy is now moderate (253). The waves are expected to be good, but it’s still small. The Wednesday morning the 29th is similar, with 2ft SW swell and a clean 15 km/h east wind.

Then we hit the end of the month, and the real standout is Monday the 3rd of August. That afternoon, the swell jumps to 5ft from the SW, with a period of 18 seconds – that’s a long-period groundswell. The energy is strong (1227), and we’ve got a moderate offshore wind from the SSE at 20 km/h. That’s clean, powerful surf, but it’s built for experienced surfers. The swell’s over 5ft, so it’s not for beginners, and with that long period, it’ll be better on this reef. The morning of that same day is also solid – 5ft SW, 18 seconds, but with a strong 40 km/h SE offshore wind, which is hard to paddle into, so it’s more of a mission.

The only other day that gets close is the Saturday the 2nd of August morning, with a 4ft SW swell and a fresh offshore wind, but it’s only rated as marginal. The Monday the 5th of August afternoon has a 5ft SW swell with a 19-second period, but the wind is cross-on, so it’s no good.

Overall, the best bet is Monday the 3rd of August afternoon. It’s a proper groundswell with clean offshore winds, and the reef will handle that long period well. The swell’s a bit too big for the beginners, but for the experienced crew, that’s the one to circle on the calendar. The rest of the window is mostly small and average, with a few glassy moments but nothing that’s going to get the heart racing.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 24°C on Wed afternoon, min 19°C on Fri morning). Mainly fresh winds.

Days 4-6 Weather Summary

Mostly dry. Warm (max 22°C on Sat afternoon, min 19°C on Sun night). Mainly fresh winds.

Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
1
0
1
0
0
1
1
0
1
1
0
0
0
0
0
1
2
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SW
14
0.5
SW
14
0.8
SW
13
0.7
SW
13
0.6
SW
12
0.6
SW
14
0.6
SW
14
0.6
SW
13
0.6
SW
13
0.7
WSW
15
0.6
WSW
14
0.7
WSW
13
0.7
WSW
13
0.7
WSW
12
0.6
WSW
12
0.5
SW
16
0.6
SW
15
0.8
SW
14
0.8
SW
13
0.8
SW
13
0.8
SW
14
Wave Graph
Metric surfscale
Energy kJ
102
97
208
161
124
164
151
111
108
188
138
158
151
138
96
119
171
234
253
250
224
Wind (km/h)
25
E
5
N
35
SE
30
E
5
ENE
30
ESE
30
E
0
NW
20
SSE
30
ENE
5
NE
20
SSE
25
ENE
10
N
30
S
25
ESE
10
NNE
10
SW
15
ENE
20
NNE
5
NNW
Wind State
cross-off
cross-on
off
cross-off
glassy
cross-off
cross-off
glassy
off
cross-off
glassy
off
cross-off
cross-on
cross-off
cross-off
cross-on
cross
cross-off
cross
on
High Tide
4:09PM1.32m
4:33AM1.70m
4:53PM1.16m
5:14AM1.65m
6:08PM1.03m
6:12AM1.60m
10:16PM1.03m
7:35AM1.57m
11:01PM1.15m
9:03AM1.61m
11:26PM1.28m
10:06AM1.69m
11:51PM1.40m
Low Tide
10:33AM0.69m
9:46PM0.71m
11:32AM0.76m
10:05PM0.82m
12:56PM0.78m
10:25PM0.92m
2:36PM0.73m
11:23PM1.03m
3:49PM0.62m
2:26AM1.07m
4:36PM0.49m
3:53AM1.00m
5:14PM0.38m
4:48AM0.90m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:00
7:00
6:58
6:58
6:58
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:59
6:00
6:00
6:00
6:00
6:00
6:01
 mm
Temp °C
23
24
24
22
24
23
20
23
23
21
22
22
21
21
21
20
22
22
21
21
22
Feels °C
18
20
21
15
19
21
14
22
21
14
18
21
14
16
20
14
19
20
20
17
20
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Dunes Surf forecast

The above surf forecast table for Dunes provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dunes can be found by selecting the local surf guide option on the grey menu. Our Dunes 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 (Dunes) 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 Dunes 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 Dunes, camping, hotels and holiday cottages in North West WA, consider staying in Exmouth which is 15 km (9 miles) away.

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