Surf Forecasts:
Ersary beach (Barra) surf forecast from 17 Oct 2026:
- Best quality surf: Wednesday 21 Oct, 10AM (local time) - 11ft (3.5m), 12s period, W swell with cross-shore winds.
- Most powerful swell: Monday 19 Oct, 1PM (local time) - 8ft (2.5m), 15s period, WSW swell with 3,178 kJ wave energy.
- Next surfable swell (1★+): Wednesday 21 Oct, 10AM (local time) - 11ft (3.5m), 12s period with W 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 (Oct 21) at 10AM. The primary swell is predicted to be 3.5m and 12s period. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Ersary beach (Barra) in the next 16 days are 2.5m 15s and forecast to arrive on Monday (Oct 19) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 7s period and expected on Tuesday (Oct 20) at 7AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Wed 21st Oct) | 11ft (3.5m) 12s |
| Best Surf | 10AM (Wed 21st Oct) | 11ft (3.5m) 12s |
| Most Powerful | 1PM (Mon 19th Oct) | 8ft (2.5m) 15s |
Table - best surf conditions forecast for Ersary beach (Barra) over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 11°C on Fri afternoon, min 9°C on Fri night). Winds increasing (light winds from the W on Sat morning, strong winds from the SSE by Mon morning). | Days 5-7 Weather SummaryModerate rain (total 15mm), heaviest on Wed afternoon. Very mild (max 12°C on Mon night, min 9°C on Wed afternoon). Winds decreasing (near gales from the SSE on Mon night, light winds from the SW by Wed morning). | |||||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||
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) | WSW 12 | W 12 | W 12 | W 11 | W 11 | WSW 10 | WSW 14 | SW 12 | W 15 | W 14 | W 14 | W 14 | WSW 13 | W 12 | W 12 | W 14 | W 13 | WSW 12 | W 11 | WSW 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1388 | 1227 | 786 | 565 | 233 | 407 | 2025 | 1344 | 1683 | 3042 | 2487 | 1614 | 1793 | 885 | 3167 | 2805 | 1755 | 1259 | 546 | 869 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | on | cross-on | cross | cross-off | on |
High Tide | 10:13PM2.62m | 10:36AM2.60m | 11:03PM2.39m | 11:38AM2.38m | 00:18AM2.23m | 1:12PM2.28m | 1:59AM2.22m | 2:45PM2.36m | 3:18AM2.37m | 3:47PM2.56m | 4:10AM2.60m | 4:31PM2.80m | ||||||||
Low Tide | 4:13AM1.02m | 4:46PM1.14m | 5:07AM1.23m | 5:57PM1.34m | 6:37AM1.36m | 7:46PM1.37m | 8:23AM1.29m | 9:10PM1.21m | 9:31AM1.08m | 10:01PM0.96m | 10:18AM0.82m | 10:41PM0.70m | ||||||||
 |  |  | | |  | |  | | | | | |  |  | |  |  | |  | |
 | — | — | 8:06 | — | — | 8:07 | — | — | 8:10 | — | — | 8:11 | — | — | 8:14 | — | — | 8:15 | — | — |
 | 6:25 | — | — | 6:22 | — | — | 6:20 | — | — | 6:17 | — | — | 6:15 | — | — | 6:13 | — | — | 6:09 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 2 | 5 | 1 | 2 | 2 | 9 |
Temp °C | 11 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 11 | 9 | 11 | 11 | 11 | 10 |
Feels °C | 3 | 4 | 6 | 6 | 5 | 5 | 5 | 2 | 1 | 3 | 3 | 2 | 3 | 5 | 9 | -1 | 4 | 2 | 2 | 3 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | W 12 | W 12 | W 11 | W 11 | WSW 10 | WSW 14 | SW 12 | W 15 | W 14 | W 14 | W 14 | WSW 13 | W 12 | SSW 9 | W 14 | W 13 | W 12 | W 11 | WSW 11 |
| kJ | 1388 | 1227 | 786 | 565 | 233 | 407 | 2025 | 1344 | 1683 | 3042 | 2487 | 1614 | 1793 | 885 | 8 | 2033 | 1755 | 472 | 546 | 869 |
Swell 2 Height (m) Direction Period (s) | NW 14 | NNW 13 | NNW 12 | NNW 12 | SW 10 | NNW 11 | NNW 11 | W 18 | SW 11 | — | — | — | — | SW 10 | — | — | — | — | SE 5 | NNW 10 |
| kJ | 46 | 129 | 86 | 48 | 132 | 25 | 13 | 162 | 347 | — | — | — | — | 538 | — | — | — | — | 1 | 11 |
Swell 3 Height (m) Direction Period (s) | N 14 | NW 13 | NW 13 | NW 12 | NNW 12 | W 17 | — | N 12 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 111 | 42 | 23 | 46 | 49 | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 10 | NNE 4 | — | — | SSW 2 | — | — | — | SW 11 | SSE 5 | S 6 | S 7 | SSE 6 | SSE 5 | W 12 | W 14 | — | WSW 12 | SSW 6 | — |
| kJ | 416 | 3 | — | — | 1 | — | — | — | 698 | 47 | 144 | 453 | 289 | 39 | 3167 | 2805 | — | 1259 | 192 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 808 | 69 | 69 | 64 | 64 | 67 | 67 | 67 | 147 | 195 | 209 | 209 | 159 | 128 | 66 | 220 | 184 | 195 | 252 | 130 |
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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