Ersary beach (Barra) Surf Break

Lat Long: 57.03° N 7.46° W

Ersary beach (Barra) Surf Forecast and Surf Report

Issued: 12 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ersary beach (Barra) sea temperature is
14.7° C
0.4° 

Ersary beach (Barra) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Ersary beach (Barra) surf forecast from 19 Aug 2026:

  • Best quality surf: Wednesday 26 Aug, 1AM (local time) - 4.5ft (1.3m), 8s period, SW swell with offshore winds.
  • Most powerful swell: Monday 24 Aug, 7AM (local time) - 6ft (1.9m), 10s period, W swell with 766 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 26 Aug, 1AM (local time) - 4.5ft (1.3m), 8s period with SW swell.

Best Forecast Surf Conditions for Ersary beach (Barra) this week:

The surf forecast for Ersary beach (Barra) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 26) at 1AM. The primary swell is predicted to be 1.3m and 8s period with a secondary swell of 0.3m and 9s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Ersary beach (Barra) in the next 16 days are 1.9m 10s and forecast to arrive on Monday (Aug 24) at 7AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 10s period and expected on Tuesday (Aug 25) at 1PM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Wed 26th Aug)4.5ft (1.3m) 8s
Best Surf 1AM (Wed 26th Aug)4.5ft (1.3m) 8s
Most Powerful 7AM (Mon 24th Aug)6ft (1.9m) 10s

Table - best surf conditions forecast for Ersary beach (Barra) over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let's get into what's on the cards for the Outer Hebrides.

We've got a bit of a mixed bag coming up. The standout window is actually right at the start, on Wednesday the 19th. After that, we're looking at a long, quiet stretch with a few glimmers later on, but nothing that really gets the pulse racing.

The best bet is Ersary beach on the morning of Wednesday the 19th. We're looking at a 6ft swell from the WSW, with a 10-second period, packing a solid moderate energy (692). The wind is a light cross-offshore from the SE at 9 mph, which will keep the waves clean. Water temp is sitting at 59°, which is pretty much bang on average for the time of year, so no surprises there. This is the pick of the whole forecast, with good shape and clean conditions for a beginner-friendly spot.

That afternoon, the swell drops a touch to 5ft, and the wind picks up, so it becomes a bit more marginal.

From Thursday the 20th right through until the morning of Monday the 24th, it’s a real dead zone. We’ve got a gap of about four days with nothing worth getting in the water for. The swell is small, the period is short, and the wind is all over the place, mostly cross or cross-on.

Things start to get interesting again on the morning of Monday the 24th. A new pulse of 6ft swell from the west, with a longer 11-second period, gives us a solid moderate energy (657). The wind is a clean cross-offshore from the S at 16 mph. The waves will be there, but the tide could be a factor, so keep an eye on that. The afternoon is similar, with a 6ft west swell, but the period drops to 10 seconds (621 energy).

Tuesday the 25th is a bit of a sneaky one. The morning is a write-off, but the afternoon sees a 4ft swell from the SW, with a clean offshore wind from the SE at 6 mph. The energy is moderate (327). It’s not big, but it will be clean.

After that, from the 26th onwards, it’s a long run of poor to marginal conditions. The wind is mostly onshore or cross-shore, and the swell energy is low. The end of the month and into September has some bigger swells coming through, but they are accompanied by strong onshore winds from the W, making for blown-out, messy conditions. The morning of the 2nd of September looks promising for a bigger 6ft swell from the WNW, but with a short 8-second period and onshore wind, it’s not going to be pretty. Not much to get excited about in the second week, I'm afraid.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Wed morning. Very mild (max 14°C on Fri afternoon, min 12°C on Wed night). Mainly strong winds.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 16°C on Mon night, min 13°C on Sat morning). Mainly fresh winds.

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
Rating
(10 max)
3
1
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
0
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.9
WSW
10
1.6
WSW
10
1.1
WSW
10
0.7
WSW
10
1.3
N
5
1.2
N
5
1
NNW
5
0.8
NNW
5
0.4
SW
8
0.9
NW
5
1.1
WNW
6
1.1
WNW
6
1
W
7
1.1
W
8
1.6
W
10
1.8
W
10
1.5
W
10
1.6
WSW
10
1.7
SW
10
1.7
SW
9
1.3
SW
8
Wave Graph
Metric surfscale
Energy kJ
692
491
214
94
87
73
55
34
20
41
83
85
97
138
500
706
449
473
592
478
229
Wind (km/h)
10
SE
25
NE
50
NNE
40
NNE
35
N
35
N
25
N
25
NNW
20
NNW
25
NW
25
W
20
WNW
15
WSW
20
SW
20
SSW
20
S
20
SSE
25
SSE
40
SSE
30
SSE
20
SE
Wind State
off
cross-off
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
off
High Tide
11:08AM2.79m
11:33PM2.64m
11:57AM2.56m
00:28AM2.39m
1:05PM2.38m
1:51AM2.25m
2:43PM2.33m
3:33AM2.28m
4:12PM2.45m
4:43AM2.45m
5:08PM2.66m
5:29AM2.66m
5:49PM2.89m
Low Tide
5:15PM0.87m
5:37AM1.04m
6:09PM1.15m
6:39AM1.27m
7:33PM1.34m
8:14AM1.37m
9:16PM1.34m
9:47AM1.27m
10:30PM1.17m
10:48AM1.06m
11:18PM0.95m
11:31AM0.82m
11:55PM0.72m
light rain
rain showers
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
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cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:05
6:07
6:09
6:11
6:13
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:00
8:59
8:55
8:53
8:51
8:49
8:45
 mm
2
1
Temp °C
13
13
13
12
12
12
12
14
14
13
14
14
13
13
13
13
15
16
15
16
16
Feels °C
11
8
3
3
4
4
6
9
10
9
10
10
10
10
10
10
11
12
8
12
13
  • 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 Ersary beach (Barra) Surf forecast

The above surf forecast table for Ersary beach (Barra) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Ersary beach (Barra) can be found by selecting the local surf guide option on the grey menu. Our Ersary beach (Barra) 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 (Ersary beach (Barra)) 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 Ersary beach (Barra) 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 Outer Hebrides? If you are looking for accommodation near Ersary beach (Barra), camping, hotels and holiday cottages in Outer Hebrides, consider staying in Tiree which is 69 km (43 miles) away. Other places in and around Outer Hebrides where you can find information about places to rent, and car hire include Portree which is 86 km (53 miles) away and Mallaig, 99 km (61 miles) away.

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