Surf Forecasts:
Loch Breachacha (Coll) surf forecast from 18 Sep 2026:
- Best quality surf: Wednesday 23 Sep, 1AM (local time) - 6ft (1.9m), 15s period, W swell with offshore winds.
- Most powerful swell: Friday 18 Sep, 10AM (local time) - 13ft (4.0m), 13s period, W swell with 5,070 kJ wave energy.
- Next surfable swell (1★+): Tuesday 22 Sep, 4PM (local time) - 5ft (1.6m), 11s period with W swell.
Best Forecast Surf Conditions for Loch Breachacha (Coll) this week:
The surf forecast for Loch Breachacha (Coll) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 22) at 4PM. The primary swell is predicted to be 1.6m and 11s period with a secondary swell of 0.1m and 20s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Loch Breachacha (Coll) in the next 16 days are 4.0m 13s and forecast to arrive on Friday (Sep 18) 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 0.7m 4s period and expected on Wednesday (Sep 23) at 7PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Tue 22nd Sep) | 5ft (1.6m) 11s |
| Best Surf | 1AM (Wed 23rd Sep) | 6ft (1.9m) 15s |
| Most Powerful | 10AM (Fri 18th Sep) | 13ft (4.0m) 13s |
Table - best surf conditions forecast for Loch Breachacha (Coll) over the next 16 days.
Short Range ForecastModerate rain (total 14mm), heaviest on Fri morning. Very mild (max 15°C on Fri afternoon, min 11°C on Sat night). Winds decreasing (near gales from the WSW on Fri night, moderate winds from the SW by Sun afternoon). | Days 4-6 Weather SummaryHeavy rain (total 24mm), heaviest during Wed morning. Very mild (max 17°C on Mon night, min 10°C on Sun night). Winds decreasing (strong winds from the SSE on Sun night, light winds from the NNE by Tue night). | ||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||||
AM | 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 13 | WNW 12 | W 10 | W 10 | W 11 | W 12 | W 12 | W 12 | W 12 | WSW 8 | W 9 | W 10 | W 11 | W 11 | W 15 | WNW 13 | WNW 13 | WNW 11 | WNW 11 | WNW 10 | SSE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 5070 | 847 | 1231 | 2284 | 3070 | 3489 | 2171 | 2820 | 827 | 485 | 516 | 520 | 846 | 617 | 1547 | 1327 | 980 | 531 | 292 | 180 | 483 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross-on | cross-on | on | on | cross-on | cross-off | off | off | off | cross | cross-on | cross-on | cross-on |
High Tide | 10:34AM2.57m | 10:52PM2.31m | 11:32AM2.29m | 00:09AM2.06m | 2:10PM2.16m | 3:16AM2.08m | 4:03PM2.38m | 4:23AM2.32m | 4:47PM2.66m | 5:00AM2.59m | 5:19PM2.95m | 5:31AM2.86m | 5:48PM3.23m | ||||||||
Low Tide | 4:35AM1.06m | 5:08PM1.24m | 5:25AM1.32m | 6:30PM1.50m | 7:12AM1.49m | 8:49PM1.52m | 9:16AM1.38m | 10:13PM1.30m | 10:19AM1.12m | 10:55PM1.03m | 10:59AM0.83m | 11:27PM0.75m | 11:31AM0.55m | 11:56PM0.48m | |||||||
 | |  |  | |  |  |  |  | | | |  | |  |  | |  | | | | |
 | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — |
 | — | 7:37 | — | — | 7:35 | — | — | 7:31 | — | — | 7:29 | — | — | 7:27 | — | — | 7:23 | — | — | 7:21 | — |
mm | 5 | 3 | 4 | — | 1 | — | — | — | 9 | — | — | — | 1 | 3 | 3 | 8 | — | — | — | — | 1 |
Temp °C | 13 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 15 | 17 | 14 | 11 | 11 | 10 | 11 | 11 | 12 | 16 | 15 |
Feels °C | 7 | 9 | 6 | 2 | 3 | 2 | 3 | 6 | 9 | 10 | 12 | 14 | 10 | 9 | 9 | 5 | 5 | 6 | 0 | 8 | 11 |
Swell 1 Height (m) Direction Period (s) | W 13 | WNW 12 | WNW 11 | — | — | — | — | W 12 | W 12 | WNW 12 | W 9 | W 10 | W 11 | W 11 | W 15 | WNW 13 | WNW 13 | WNW 11 | WNW 11 | WNW 10 | WNW 10 |
| kJ | 5070 | 847 | 260 | — | — | — | — | 2820 | 827 | 77 | 516 | 520 | 846 | 617 | 1547 | 1327 | 980 | 531 | 292 | 180 | 82 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 10 | WSW 11 | W 20 | WNW 15 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 154 | 47 | 7 | 468 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 13 | SW 7 | W 10 | W 10 | W 11 | W 12 | W 12 | W 12 | S 3 | WSW 8 | — | — | — | — | — | N 3 | NW 2 | — | — | SSE 5 | SSE 7 |
| kJ | 2408 | 492 | 1231 | 2284 | 3070 | 3489 | 2171 | 1438 | 4 | 485 | — | — | — | — | — | 1 | 1 | — | — | 77 | 483 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 934 | 277 | 900 | 536 | 441 | 522 | 291 | 148 | 152 | 142 | 128 | 82 | 82 | 0 | 0 | 70 | 78 | 24 | 159 | 237 | 142 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Loch Breachacha (Coll) Surf forecast
The above surf forecast table for Loch Breachacha (Coll) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Loch Breachacha (Coll) can be found by selecting the local surf guide option on the grey menu. Our Loch Breachacha (Coll) 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 (Loch Breachacha (Coll)) 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 Loch Breachacha (Coll) 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 Inner Hebrides? If you are looking for accommodation near Loch Breachacha (Coll), camping, hotels and holiday cottages in Inner Hebrides, consider staying in Tiree which is 19 km (12 miles) away. Other places in and around Inner Hebrides where you can find information about places to rent, and car hire include Lochaline which is 52 km (32 miles) away, Mallaig, Oban and Portree.
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