Dongara-Port Denison Surf Break

Lat Long: 29.27° S 114.91° E

Dongara-Port Denison Surf Forecast and Surf Report

Issued: 7 pm 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Dongara-Port Denison sea temperature is
18.3° C
1.6° 

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 15 Aug 2026:

  • Best quality surf: Tuesday 18 Aug, 5AM (local time) - 11ft (3.5m), 17s period, SW swell with cross-offshore winds.
  • Most powerful swell: Monday 17 Aug, 8PM (local time) - 11ft (3.5m), 18s period, WSW swell with 7,434 kJ wave energy.
  • Next surfable swell (1★+): Sunday 16 Aug, 5PM (local time) - 6.5ft (2.0m), 16s 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 Sunday (Aug 16) at 5PM. The primary swell is predicted to be 2.0m and 16s period with a secondary swell of 0.2m and 24s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Dongara-Port Denison in the next 16 days are 3.5m 18s and forecast to arrive on Monday (Aug 17) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Sunday (Aug 16) at 11AM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Sun 16th Aug)6.5ft (2.0m) 16s
Best Surf 5AM (Tue 18th Aug)11ft (3.5m) 17s
Most Powerful 8PM (Mon 17th Aug)11ft (3.5m) 18s

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


The Lowdown

Alright, Rusty here. Let’s have a look at what’s cookin’ for the stretch ahead. This is a solid run of south-west groundswell, no doubt. The water’s sitting about average for this time of year, nothing wild going on there.

We get into it proper on Sunday the 16th of August, but it starts off a bit messy. Sunday morning’s got a clean 4ft SW swell with a 16-second period, but that NE wind is howling at 19 mph, a cross-off that’ll keep things a bit bumpy. The energy’s there (1212 total) but it feels like a warm-up, not the main event. Sunday afternoon, though, is where it gets tasty. That swell pushes up to a nice 7ft from the SW, same long 16-second pulse, and the wind drops right out to a glassy 3 mph offshore from the east. That’s the kind of afternoon you paddle hard for—clean, lined-up waves at Dongara-Port Denison, a reef break that likes this west in the swell. This is the standout session.

Monday the 17th is a write-off. Onshore wind and rain make a mess of things, so give it a miss. Tuesday the 18th, though, is a big one for the brave. Tuesday morning you’ve got a beast of a 12ft SW groundswell, period holding at 16 seconds, and clean offshore wind from the east at 6 mph. That’s expert territory only—big, powerful, and a lot of water moving (6262 total energy). If you’re not solid, watch from the carpark. Tuesday arvo the wind swings cross-on and it gets lumpy.

The next real highlight is Thursday the 20th. Another 10ft SW swell, 16 seconds, with clean cross-off winds in the morning. The energy is pumping (5406) and the conditions are clean. That’s another expert-level session but one for the books.

We wind down a bit after that. Friday the 21st still has fun 8ft to 10ft SW swell with offshore or clean cross-off winds—good for experienced surfers. Then Saturday the 22nd and Sunday the 23rd drop off a little, with smaller 7ft to 6ft swell but still clean. It’s rideable, but not the peak.

There’s a bit of a flat, windy gap Monday 24th and Tuesday 25th—nothing worth paddling out for. Wednesday the 26th sees a new pulse, with 7ft to 10ft SW groundswell and a longer 17-second period, but the cross-shore wind keeps it a bit messy. Still, for the keen, there’s waves.

Thursday the 27th cleans right up again with a 10ft SW swell and glassy cross-off winds. That’s another excellent morning for experienced surfers. The energy is solid (3728). Then things wind down toward the end of the fortnight, with a few smaller days before another pulse shows up. Saturday the 29th has a clean 8ft SW groundswell with a very long 18-second period—that’s proper groundswell, but for a reef like this it’ll be lined up and juicy. Sunday the 30th has a clean 8ft WSW swell with offshore wind, another top morning.

All in all, the best of the best is that Sunday afternoon the 16th for the combo of size, wind, and clean conditions. Tuesday morning the 18th and Thursday the 20th for the big, expert-only juice. Later in the run, Thursday the 27th and Sunday the 30th mornings are standouts too.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Mon afternoon. Warm (max 24°C on Sun afternoon, min 13°C on Tue morning). Winds increasing (light winds from the E on Sun afternoon, fresh winds from the SW by Mon afternoon).

Days 5-7 Weather Summary

Mostly dry. Warm (max 21°C on Fri afternoon, min 12°C on Fri morning). Wind will be generally light.

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
2
4
3
0
0
6
7
4
5
4
2
5
6
3
5
5
5
6
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
13
1.1
SW
16
2
SW
16
2.1
SW
15
1.9
SW
16
2.5
WSW
19
3.5
SW
17
3.5
WSW
16
3.5
WSW
16
3
SW
16
2.5
SW
15
2.4
SW
15
3
SW
16
3
SW
16
3
SW
16
2.5
SW
16
2.5
SW
15
3
SW
15
3
SW
17
Wave Graph
Metric surfscale
Energy kJ
919
669
1933
1885
1651
4971
7350
6262
6262
4531
2924
2700
4822
5406
4467
3288
3280
3482
5615
Wind (km/h)
10
ENE
30
NE
5
E
15
NNE
30
WNW
35
SW
10
SW
10
E
15
SSW
5
S
5
SE
15
SSW
15
SE
10
SE
20
SSW
15
ESE
20
E
15
SSE
20
E
Wind State
cross-off
cross-off
off
cross-off
on
cross-on
cross-on
off
cross-on
glassy
cross-off
cross-on
cross-off
cross-off
cross
off
off
cross-off
off
High Tide
00:51AM0.47m
11:29AM0.43m
1:08AM0.53m
9:57AM0.35m
1:31AM0.57m
1:58AM0.59m
2:33AM0.59m
3:20AM0.59m
4:22AM0.59m
Low Tide
5:46AM0.34m
5:27PM0.23m
7:03AM0.34m
5:20PM0.23m
5:14PM0.22m
4:47PM0.21m
2:49PM0.17m
3:06PM0.15m
clear
clear
clear
clear
rain showers
light rain
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:50
6:50
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:55
5:57
5:57
5:58
5:58
5:59
5:59
 mm
1
2
Temp °C
18
21
24
21
19
19
17
15
17
15
15
16
16
16
17
16
17
21
20
Feels °C
15
15
19
16
14
13
10
13
14
12
13
12
13
14
13
12
13
18
16
  • 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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