Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (21 Oct):
- 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), 13s period with WNW swell.
The current surf forecast for Machir Bay (Islay) at 11PM is: 3.0m 12s primary swell from a West-northwest direction (forecast issued at 06:00pm October 21). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | - | - |
| Afternoon (21 Oct) | 13ft (4.0m) | 10s |
| Evening (21 Oct) | 10ft (3.0m) | 13s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 31mm), heaviest during Wed afternoon. Very mild (max 11°C on Thu morning, min 7°C on Fri morning). Winds increasing (light winds from the S on Thu night, near gales from the SSE by Sat morning). | |||||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | |||||||||||||||||
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) | WNW 10 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 12 | WNW 12 | WNW 12 | WNW 13 | W 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 3220 | 3440 | 2593 | 2101 | 1535 | 1381 | 1160 | 894 | 759 | 617 | 599 | 526 | 599 | 676 | 800 | 1347 | 2160 | 2634 | 2914 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-off | cross-off | cross-off | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:20PM2.12m | 3:34AM1.99m | 3:59PM2.34m | 4:14AM2.20m | 4:34PM2.56m | ||||||||||||||
Low Tide | 9:36PM0.88m | 9:33AM0.70m | 10:11PM0.66m | 10:10AM0.50m | |||||||||||||||
 |  |  |  | | |  | | | |  | | | | |  |  | | | |
 | — | — | — | — | — | 8:08 | — | — | — | — | — | — | — | 8:11 | — | — | — | — | — |
 | 6:12 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | 9 | 1 | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 6 | 2 | — | — | — |
Temp °C | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 8 | 8 | 7 | 9 | 10 | 10 | 10 |
Feels °C | -2 | 0 | 2 | 3 | 3 | 3 | 4 | 6 | 6 | 6 | 5 | 6 | 3 | 3 | -2 | -1 | -1 | 1 | 1 |
Swell 1 Height (m) Direction Period (s) | — | — | — | WNW 12 | WNW 12 | WNW 12 | WNW 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 12 | — | — | — | — |
| kJ | — | — | — | 2101 | 1535 | 1381 | 1160 | 894 | 759 | 617 | 599 | 526 | 599 | 676 | 800 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 10 | WNW 13 | WNW 13 | WNW 12 | — | WNW 12 | W 12 | — | — | — | — | — | — | WNW 3 | WNW 5 | WNW 12 | WNW 12 | WNW 13 | W 13 |
| kJ | 3220 | 3440 | 2593 | 2025 | — | 1338 | 1136 | — | — | — | — | — | — | 5 | 90 | 1347 | 2160 | 2634 | 2914 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 234 | 223 | 69 | 63 | 69 | 65 | 61 | 65 | 61 | 14 | 16 | 0 | 14 | 52 | 270 | 313 | 304 | 327 | 327 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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