Dongara-Port Denison Surf Break

Lat Long: 29.27° S 114.91° E

Dongara-Port Denison Surf Forecast and Surf Report

Issued: 1 pm 03 Aug 2026 (local time)

Forecast update in  hr  min

Today's Dongara-Port Denison sea temperature is
18.9° C
1.4° 

Dongara-Port Denison surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Dongara-Port Denison surf forecast from 3 Aug 2026:

  • Best quality surf: Sunday 9 Aug, 2AM (local time) - 13ft (4.0m), 17s period, SW swell with offshore winds.
  • Most powerful swell: Saturday 8 Aug, 11PM (local time) - 13ft (4.0m), 17s period, SW swell with 8,574 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 4 Aug, 8AM (local time) - 4.5ft (1.4m), 15s period with SW swell.

Best Forecast Surf Conditions for Dongara-Port Denison this week:

The surf forecast for Dongara-Port Denison over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 04) at 8AM. The primary swell is predicted to be 1.4m and 15s period with a secondary swell of 1.0m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Dongara-Port Denison in the next 16 days are 4.0m 17s and forecast to arrive on Saturday (Aug 08) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Tue 4th Aug)4.5ft (1.4m) 15s
Best Surf 2AM (Sun 9th Aug)13ft (4.0m) 17s
Most Powerful11PM (Sat 8th Aug)13ft (4.0m) 17s

Table - best surf conditions forecast for Dongara-Port Denison over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s have a look at what’s going on down at Dongara-Port Denison.

Overall, the next 16 days have a bit of a slow start, but we’ve got some serious juice building as we head into the back half of the first week and into the second. The first proper chance to get wet doesn’t really show up until Monday afternoon, but it’s pretty average. From there, the size builds quickly, and we’re looking at some solid, powerful SW groundswell coming through with very long periods. The real standout window is Thursday the 6th and Sunday the 9th, with the Sunday morning session looking like the absolute pick of the bunch.

Monday 3rd August is a bit of a write-off. The afternoon shows a 5ft SW swell, but with a cross-on NW breeze at 15 mph, it’s choppy and messy. The combined energy is weak at 1034, so not much to get excited about. Water temp is sitting at 66°, which is 3° colder than normal for this time of year – a bit nippy, so you’ll want a decent spring suit.

Tuesday 4th August is where it starts to get interesting. The morning is glassy, dead calm, with a 7ft SW swell and a very long 19-second period. The combined energy jumps right up to 2898. That’s the kind of groundswell that will wrap into the reef nicely. It’s a big swell for the average punter, over 5ft, so it’s more for the experienced crew. The afternoon picks up to 8ft, but a S cross-shore at 15 mph puts a bit of chop on it.

Wednesday 5th August morning is clean with a SE cross-offshore breeze at 15 mph and a 8ft SW swell. The energy is strong at 2825. The afternoon sees it push to 10ft, but the wind swings SSW and goes cross-shore, so it’s less tidy.

Thursday 6th August morning is the first true standout. Glassy conditions, 10ft of SW swell with a 16-second period, and the combined energy is a massive 5022. This is proper, heavy groundswell. At over 8ft, this is for experts only. The reef at Dongara-Port Denison will be handling this nicely, but that long period means the sets will be big and the lulls long. The afternoon stays big but gets a light cross-shore breeze.

Friday 7th August and Saturday 8th August are big but messy. Onshore winds and cross-shore winds in the 15–25 mph range make it lumpy. The swell holds around 8ft to 12ft, but the quality drops.

Sunday 9th August morning is the absolute best on offer. You’ve got an 12ft SW swell with a 16-second period, combined energy of 6498, and a clean E offshore breeze at 15 mph. This is the epic session. Big, powerful, clean lines. Expert level only. The afternoon drops to 10ft but the wind goes cross-shore, so the morning is the moment.

Monday 10th August morning is glassy again with an 8ft swell, still solid, but the energy is a step down at 3766. Still a good morning for the experienced surfer.

Tuesday 11th August gets blown out with a strong S cross-shore wind at 35 mph. The swell is 10ft but the conditions are poor. The afternoon is big but still lumpy.

Wednesday 12th August through to Sunday 16th August keep a solid 8ft to 12ft of SW swell, with mostly cross-offshore or offshore winds. The mornings on these days are generally the cleanest. Thursday 13th August morning has a clean E offshore at 20 mph and 10ft swell, and Sunday 16th August afternoon has a clean ENE cross-offshore breeze with a 7ft swell. Good, consistent options for the experienced surfer.

The last couple of days, Monday 17th and Tuesday 18th August, drop off in size to around 6ft to 6ft, with the wind turning more onshore, so the run finishes on a quieter note.

Keep in mind, this spot is a reef break, so it’s got that extra punch and can get a bit crowded sometimes. The long-period swells we’re seeing are perfect for the reef, giving it good shape and power.

Rusty.

Short Range Forecast

Light rain (total 5mm), mostly falling on Mon night. Warm (max 20°C on Mon afternoon, min 13°C on Wed morning). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Fri night. Very mild (max 18°C on Fri afternoon, min 11°C on Sat night). Wind will be generally light.

Mon
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
4
3
5
4
4
6
6
4
5
3
2
3
2
5
9
7
5
5
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SW
15
1.3
SW
16
2
SW
19
2.5
SW
18
2.5
SW
17
2.3
SW
16
3
SW
16
3.5
SW
16
3
SW
16
3
SW
16
2.5
SW
16
2.5
SW
16
3
SW
16
3
SW
15
3
SW
15
3.5
SW
15
4
SW
17
3.5
SW
16
3
SW
16
2.5
SW
15
Wave Graph
Metric surfscale
Energy kJ
1034
897
2818
4075
3587
2825
4663
5351
5022
4523
3293
3573
3689
3879
3491
6050
8373
6411
4643
3013
Wind (km/h)
15
NW
15
NW
5
WNW
15
S
10
SSE
15
SE
15
SSW
10
E
5
SSW
10
SSW
5
SSE
15
W
15
W
25
SSW
25
S
20
S
15
ESE
15
E
15
SSW
15
E
Wind State
cross-on
cross-on
glassy
cross
cross-off
cross-off
cross
off
glassy
cross
glassy
on
on
cross
cross
cross
off
off
cross
off
High Tide
2:15AM0.50m
10:52AM0.39m
2:34AM0.55m
3:04AM0.60m
3:47AM0.65m
4:43AM0.69m
5:46AM0.73m
Low Tide
6:27PM0.19m
7:28AM0.36m
6:32PM0.22m
6:21PM0.24m
2:08PM0.19m
2:34PM0.10m
3:11PM0.02m
3:51PM-0.03m
clear
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
clear
cloud
cloud
cloud
rain showers
part cloud
cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:01
7:01
7:00
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:50
5:50
5:51
5:52
5:52
5:52
 mm
3
2
2
Temp °C
20
19
18
18
17
15
17
16
16
17
16
17
18
18
16
16
15
14
16
15
Feels °C
16
18
18
17
15
12
15
13
15
15
14
14
14
15
11
11
11
10
12
11
  • Map Icons:
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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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Information about the Dongara-Port Denison Surf forecast

The above surf forecast table for Dongara-Port Denison provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dongara-Port Denison can be found by selecting the local surf guide option on the grey menu. Our Dongara-Port Denison 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 (Dongara-Port Denison) 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 Dongara-Port Denison 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 Dongara-Port Denison, camping, hotels and holiday cottages in North West WA, consider staying in Geraldton which is 62 km (39 miles) away.

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