Surf Forecasts:
Ersary beach (Barra) surf forecast from 21 Sep 2026:
- Best quality surf: Tuesday 22 Sep, 10PM (local time) - 10ft (3.0m), 14s period, WSW swell with cross-onshore winds.
- Most powerful swell: Friday 25 Sep, 7AM (local time) - 15ft (4.5m), 17s period, WSW swell with 11,520 kJ wave energy.
- Next surfable swell (1★+): Tuesday 22 Sep, 10PM (local time) - 10ft (3.0m), 14s period with WSW 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 Tuesday (Sep 22) at 10PM. The primary swell is predicted to be 3.0m and 14s period. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Ersary beach (Barra) in the next 16 days are 4.5m 17s and forecast to arrive on Friday (Sep 25) at 7AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 11s period and expected on Thursday (Sep 24) at 7PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Tue 22nd Sep) | 10ft (3.0m) 14s |
| Best Surf | 10PM (Tue 22nd Sep) | 10ft (3.0m) 14s |
| Most Powerful | 7AM (Fri 25th Sep) | 15ft (4.5m) 17s |
Table - best surf conditions forecast for Ersary beach (Barra) over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Mon night. Very mild (max 15°C on Mon afternoon, min 10°C on Sun night). Winds decreasing (strong winds from the S on Sun night, light winds from the WSW by Tue night). | Days 5-7 Weather SummaryModerate rain (total 14mm), heaviest on Thu afternoon. Very mild (max 14°C on Thu afternoon, min 11°C on Fri afternoon). Winds increasing (light winds from the SSW on Wed afternoon, near gales from the S by Thu morning). | |||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | W 12 | W 12 | WSW 11 | WSW 11 | SW 10 | WSW 11 | WSW 11 | WSW 14 | W 13 | W 12 | W 11 | W 11 | W 12 | WSW 14 | WSW 16 | WSW 14 | WSW 12 | SW 11 | SW 10 | WSW 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 2092 | 1392 | 868 | 674 | 869 | 1199 | 1024 | 3247 | 2154 | 1392 | 764 | 403 | 216 | 4065 | 9661 | 5473 | 2459 | 1346 | 1600 | 1045 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-off | cross | cross | cross | on | cross-on | cross | on | cross-on | cross-off | cross-off | cross-off | cross-on | cross | cross-off | cross-off | cross-off | cross | cross-on |
High Tide | 2:58AM2.21m | 3:42PM2.39m | 4:12AM2.40m | 4:38PM2.62m | 4:57AM2.64m | 5:17PM2.86m | 5:32AM2.88m | 5:49PM3.10m | 6:04AM3.11m | 6:21PM3.32m | 6:36AM3.31m | 6:52PM3.48m | ||||||||
Low Tide | 8:43PM1.41m | 9:18AM1.31m | 10:02PM1.21m | 10:20AM1.07m | 10:48PM0.95m | 11:01AM0.79m | 11:24PM0.68m | 11:35AM0.53m | 11:56PM0.43m | 12:07PM0.29m | 00:27AM0.22m | 12:39PM0.11m | 00:58AM0.06m | |||||||
 |  | |  |  | |  | | | |  | |  | |  | |  | |  |  | |
 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:20 | — | — |
 | 7:36 | — | — | 7:32 | — | — | 7:30 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:19 | — |
mm | — | 2 | — | — | 3 | — | — | 1 | — | — | — | — | 7 | 5 | 1 | — | — | 1 | 2 | 4 |
Temp °C | 12 | 12 | 14 | 15 | 15 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 12 | 12 | 12 | 12 | 13 | 12 | 12 |
Feels °C | 7 | 8 | 9 | 10 | 9 | 8 | 8 | 10 | 9 | 9 | 8 | 0 | 5 | 6 | 5 | 6 | 6 | 5 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | S 14 | S 13 | SW 13 | WSW 11 | WSW 11 | WSW 14 | W 13 | W 12 | W 11 | W 11 | W 12 | WSW 13 | WSW 16 | WSW 14 | WSW 12 | WSW 11 | — | — |
| kJ | 2092 | 1392 | 4 | 3 | 7 | 1199 | 1024 | 3247 | 2154 | 1392 | 764 | 403 | 216 | 2293 | 9661 | 5473 | 2459 | 582 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | SW 14 | SW 13 | — | W 21 | W 14 | — | — | — | — | — | — | SE 6 | — | — | — | — | — | — |
| kJ | — | — | 7 | 7 | — | 8 | 264 | — | — | — | — | — | — | 24 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 18 | — | — | — | — | — | — | NW 12 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 124 | — | — | — | — | — | — | 5 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | WSW 11 | WSW 11 | SW 10 | — | — | — | — | — | SSW 2 | S 6 | S 8 | WSW 14 | — | — | — | SW 11 | SW 10 | WSW 10 |
| kJ | — | — | 868 | 674 | 869 | — | — | — | — | — | 1 | 356 | 928 | 4065 | — | — | — | 1346 | 1600 | 1045 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 318 | 67 | 147 | 147 | 190 | 184 | 69 | 67 | 221 | 69 | 67 | 220 | 212 | 184 | 194 | 147 | 67 | 147 | 209 | 209 |
Best forecast wave conditions in Outer Hebrides | ||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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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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