Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 8ft (2.4m), 12s period with W swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 13ft (4.0m), 10s period with WNW swell.
- Evening surf: Evening surf (21 Oct, local time) - 10ft (3.0m), 12s period with WNW swell.
The current surf forecast for Machir Bay (Islay) at 1AM is: 1.6m 13s primary swell from a West direction (forecast issued at 06:00pm October 20). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 8ft (2.4m) | 12s |
| Afternoon (21 Oct) | 13ft (4.0m) | 10s |
| Evening (21 Oct) | 10ft (3.0m) | 12s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 47mm), heaviest during Wed afternoon. Very mild (max 12°C on Tue afternoon, min 8°C on Wed afternoon). Winds increasing (calm on Wed morning, near gales from the NW by Fri morning). | |||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 11 | WNW 10 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | W 12 | W 11 | W 11 | W 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 956 | 862 | 862 | 800 | 964 | 1369 | 1557 | 1685 | 3400 | 3643 | 2825 | 2384 | 1845 | 1338 | 1160 | 993 | 828 | 686 | 676 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | glassy | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-off | cross-off |
High Tide | 2:23PM1.91m | 2:41AM1.78m | 3:20PM2.12m | 3:34AM1.99m | 3:59PM2.34m | ||||||||||||||
Low Tide | 8:49PM1.08m | 8:47AM0.88m | 9:36PM0.88m | 9:33AM0.70m | |||||||||||||||
 |  | |  | |  |  | |  | | |  | | |  | |  | | | |
 | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:08 | — | — | — | — | — |
 | 6:14 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:08 | — | — |
mm | — | 1 | 2 | 2 | 1 | — | 1 | 3 | 9 | 3 | — | — | — | 1 | — | — | — | — | — |
Temp °C | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 8 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 |
Feels °C | 6 | 4 | 6 | 5 | 6 | 6 | 7 | 9 | -4 | 0 | 0 | 2 | 3 | 4 | 5 | 6 | 5 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 11 | — | — | — | — | — | WNW 12 | WNW 12 | W 12 | W 11 | W 11 | W 11 |
| kJ | 956 | 862 | 862 | 800 | 964 | 1369 | 1557 | 1685 | — | — | — | — | — | 1338 | 1160 | 993 | 828 | 686 | 676 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 4 | SE 4 | SSE 4 | SE 3 | SE 3 | SE 3 | — | — | WNW 10 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | — | W 12 | — | — | S 3 | S 3 |
| kJ | 18 | 24 | 10 | 6 | 6 | 6 | — | — | 3400 | 3643 | 2825 | 2384 | 1845 | — | 1136 | — | — | 5 | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 62 | 52 | 62 | 52 | 52 | 0 | 0 | 0 | 231 | 231 | 223 | 69 | 65 | 65 | 65 | 61 | 61 | 14 | 62 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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