Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 3.5ft (1.0m), 10s period with W swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 4ft (1.2m), 10s period with W swell.
- Evening surf: Evening surf (18 Oct, local time) - 5.5ft (1.7m), 13s period with W swell.
The current surf forecast for Machir Bay (Islay) at 5PM is: 1.2m 10s primary swell from a West direction and 0.8m 15s secondary swell from a West direction (forecast issued at 12:00pm October 18). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 3.5ft (1.0m) | 10s |
| Afternoon (18 Oct) | 4ft (1.2m) | 10s |
| Evening (18 Oct) | 5.5ft (1.7m) | 13s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Tue afternoon. Very mild (max 12°C on Mon night, min 8°C on Sun morning). Winds increasing (light winds from the ESE on Mon morning, fresh winds from the ESE by Tue night). | |||||||||||||||||||||
Sun 18 | Monday 19 | Tuesday 20 | |||||||||||||||||||
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 | 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 10 | W 10 | W 15 | W 14 | W 13 | W 12 | W 12 | WSW 11 | W 16 | W 15 | W 15 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 208 | 234 | 277 | 1067 | 912 | 639 | 456 | 376 | 604 | 1434 | 1547 | 1640 | 1779 | 1549 | 1567 | 1266 | 1121 | 971 | 946 | 946 | 839 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:44AM1.90m | 10:58PM1.70m | 12:30PM1.81m | 1:01AM1.65m | 2:23PM1.91m | ||||||||||||||||
Low Tide | 5:13PM1.19m | 5:41AM1.07m | 7:23PM1.22m | 7:36AM1.04m | 8:49PM1.08m | ||||||||||||||||
 | | |  | | | | | | | |  |  | | | |  |  | |  |  | |
 | 8:00 | — | — | — | — | — | — | 8:03 | — | — | — | — | — | — | — | 8:04 | — | — | — | — | — |
 | — | — | 6:19 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:14 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 | 2 |
Temp °C | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 |
Feels °C | 4 | 4 | 5 | 6 | 5 | 4 | 5 | 3 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 5 | 6 | 6 | 6 | 6 | 4 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 14 | W 13 | W 12 | W 12 | WSW 11 | W 16 | W 15 | W 15 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 |
| kJ | 208 | 234 | 277 | 1067 | 912 | 639 | 456 | 376 | 604 | 1434 | 1547 | 1640 | 1779 | 1549 | 1567 | 1266 | 1121 | 971 | 946 | 946 | 839 |
Swell 2 Height (m) Direction Period (s) | W 17 | W 16 | W 15 | — | W 20 | W 18 | W 17 | W 16 | W 12 | — | W 9 | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 47 | 271 | — | 7 | 56 | 154 | 330 | 330 | — | 57 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 2 | — | — | — | — | — | SSE 3 | — | — | — | SE 3 | SE 4 | SE 4 | SE 3 | SE 4 | SSE 4 | SSE 4 | SSE 3 | SE 4 | SE 4 | SE 4 |
| kJ | 1 | — | — | — | — | — | 1 | — | — | — | 5 | 10 | 10 | 6 | 8 | 8 | 7 | 4 | 5 | 20 | 31 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 14 | 14 | 14 | 0 | 16 | 16 | 14 | 52 | 0 | 0 | 16 | 0 | 61 | 61 | 61 | 62 | 62 | 62 | 61 | 62 | 62 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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