Swanage Surf Break

Lat Long: 50.61° N 1.96° W

Swanage Surf Forecast and Surf Report

Issued: 12 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Swanage sea temperature is
20.9° C
4.0° 

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


Swanage surf forecast from 17 Aug 2026:

  • Most powerful swell: Monday 24 Aug, 10AM (local time) - 5.5ft (1.7m), 6s period, E swell with 205 kJ wave energy.

Best Forecast Surf Conditions for Swanage this week:

The most powerful waves expected at Swanage in the next 16 days are 1.7m 6s and forecast to arrive on Monday (Aug 24) at 10AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 7s period and expected on Monday (Aug 24) at 4PM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful10AM (Mon 24th Aug)5.5ft (1.7m) 6s

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


The Lowdown

Alright, I’m gonna level with you. Right now, the outlook for Swanage is pretty grim. We’ve got a 16-day window, and for the first ten days or so, there’s barely a ripple worth paddling for. The spot is very sheltered and rarely breaks, so it needs a near-perfect combo of swell and wind to fire, and that just isn’t happening. The water temperature is sitting at 70°, which is a full 7° warmer than usual for this time of year – that’s very unusual, and it feels like bathwater out there.

From Monday 17th August through to around Wednesday 26th August, it’s mostly flat or tiny. There are a few sessions with a little pulse, like Thursday 20th morning – we get a 1ft swell from the WSW with a period of 9 seconds and a gentle offshore wind, but combined energy is only 29, so it’s weak. The pick of that early period might be Friday 21st afternoon, when the wind goes glassy with a 0.7ft lump from the WSW, but it’s still only 5 energy – just a dribble. Honestly, the whole first week is a non-starter.

The real standout window opens up on Wednesday 26th August. The afternoon brings a 6ft swell from the SW, period of 6 seconds, and combined energy jumps to 212 – that’s moderate energy. The wind is cross-off, so it’ll be clean. Still, the period is short, so it’ll be a bit lumpy and soft. But compare that to the nothing we’ve had, it’s a step up. Then Thursday 27th morning is the best of the whole run: a 4ft swell from the WSW, period of 8 seconds, with glassy conditions and 318 energy. That’s the gem. The wind is off, the waves will have some shape, and the crowd profile at Swanage says sometimes, so you might have company. With the swell direction from the WSW (which matches the optimum SW direction pretty well), and it being a rare, inconsistent spot, this is a genuine moment.

After that, Saturday 29th morning sees a 5ft WSW swell with 472 energy – that’s strong wave energy – and a cross-off wind, but it’s a 10-second period, so it’s decent. The afternoon is offshore but a bit stronger. By Sunday 30th afternoon, there’s 6ft from the SW but only 7 seconds, so it’s a bit messy. The action fades into early September with smaller, cleaner leftover waves.

So, to sum it up: the first ten days are a write-off. The best surf is on Thursday 27th August morning – glassy, 4ft, clean, with strong energy. That’s the one to aim for. The rest is just small, weak, and inconsistent. Get in the water when you can, but don’t expect much.

Rusty

Short Range Forecast

Some drizzle, heaviest during Tue night. Warm (max 23°C on Mon afternoon, min 15°C on Wed night). Mainly fresh winds.

Days 4-6 Weather Summary

Light rain (total 2mm), mostly falling on Thu night. Very mild (max 19°C on Thu afternoon, min 13°C on Thu night). Wind will be generally light.

Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
W
7
0.8
WSW
4
0.9
WSW
5
1
WSW
4
1.3
WSW
5
1
WSW
6
0.8
WSW
4
1.3
WSW
5
0.1
S
15
1.1
WSW
5
1.7
WSW
6
0.7
SW
5
0.4
SW
6
0.2
WSW
6
0.2
WSW
8
0.8
E
5
0.6
E
5
0.1
W
10
0.1
S
14
0.4
ESE
4
0.7
E
4
Wave Graph
Metric surfscale
Energy kJ
1
0
0
0
0
0
0
0
5
0
0
27
9
3
7
30
15
2
4
6
17
Wind (km/h)
15
W
20
WSW
20
W
25
W
25
WSW
25
W
20
WSW
35
SW
20
W
20
W
20
WSW
10
NNW
20
NNE
15
WSW
15
ESE
20
E
15
SE
15
ENE
25
NE
25
ESE
35
ENE
Wind State
off
off
off
off
off
off
off
cross-off
off
off
off
cross-off
cross
cross-off
on
on
cross-on
on
cross-on
cross-on
cross-on
High Tide
11:18AM1.30m
11:26PM1.35m
11:55AM1.22m
00:03AM1.19m
12:32PM1.11m
00:41AM1.03m
1:16PM0.98m
1:28AM0.87m
5:02PM0.89m
5:56AM0.83m
5:56PM0.96m
6:31AM0.89m
6:30PM1.05m
Low Tide
7:17PM0.28m
7:35AM0.17m
7:56PM0.40m
8:12AM0.36m
8:37PM0.52m
8:50AM0.52m
9:27PM0.63m
9:38AM0.65m
11:44PM0.68m
12:36PM0.69m
1:41AM0.55m
1:46PM0.58m
2:17AM0.41m
cloud
clear
part cloud
cloud
part cloud
rain showers
clear
clear
clear
clear
clear
rain showers
clear
part cloud
rain showers
part cloud
part cloud
part cloud
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:58
6:00
6:01
6:03
6:05
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:24
8:22
8:21
8:19
8:16
8:15
8:13
 mm
1
1
1
Temp °C
22
23
20
23
22
18
19
19
17
18
19
16
18
18
18
17
18
18
20
20
19
Feels °C
22
21
18
20
18
15
15
13
13
14
15
13
15
15
17
13
16
16
15
15
14
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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Information about the Swanage Surf forecast

The above surf forecast table for Swanage provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Swanage can be found by selecting the local surf guide option on the grey menu. Our Swanage 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 (Swanage) 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 Swanage 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.

Swanage is 13 km (8 miles) from the city of Poole. If you plan a holiday in South Coast of England, look for hotels and other accommodation in Poole. Poole has rooms for a wide range of budgets as well as car hire and transport links.

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