Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (11 Aug):
- Afternoon surf: Afternoon surf (11 Aug, local time) - 1.5ft (0.4m), 7s period with WNW swell.
- Evening surf: Evening surf (11 Aug, local time) - 1ft (0.3m), 12s period with WSW swell.
The current surf forecast for Machir Bay (Islay) at 11PM is: 0.3m 12s primary swell from a West-southwest direction and 0.3m 7s secondary swell from a West direction (forecast issued at 06:00pm August 11). An open ocean swell of 0.5m 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 (11 Aug) | - | - |
| Afternoon (11 Aug) | 1.5ft (0.4m) | 7s |
| Evening (11 Aug) | 1ft (0.3m) | 12s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu afternoon. Warm (max 21°C on Wed afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the SE on Tue afternoon, light winds from the SE by Wed night). | |||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||
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 7 | W 13 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 16 | 12 | 29 | 43 | 121 | 144 | 104 | 100 | 98 | 96 | 88 | 66 | 161 | 191 | 177 | 170 | 167 | 160 | 157 |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | on |
High Tide | 5:34PM2.72m | 5:52AM2.55m | 6:19PM2.94m | 6:33AM2.68m | 7:00PM3.07m | ||||||||||||||
Low Tide | 11:42PM0.32m | 11:52AM0.11m | 00:28AM0.18m | 12:34PM-0.05m | |||||||||||||||
 | |  | | |  | | | | |  | | | | | |  | |  | |
 | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | 9:12 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — |
Temp °C | 16 | 17 | 18 | 17 | 17 | 16 | 17 | 20 | 21 | 21 | 20 | 19 | 18 | 18 | 18 | 19 | 19 | 18 | 17 |
Feels °C | 10 | 12 | 13 | 12 | 12 | 11 | 12 | 16 | 18 | 18 | 18 | 17 | 18 | 19 | 18 | 19 | 19 | 19 | 17 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | W 7 | W 7 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
| kJ | 16 | 8 | 8 | 43 | 121 | 144 | 104 | 100 | 98 | 96 | 88 | 66 | 161 | 191 | 177 | 170 | 167 | 160 | 157 |
Swell 2 Height (m) Direction Period (s) | W 9 | WNW 7 | WSW 12 | WSW 8 | NW 7 | NW 6 | NW 6 | — | — | — | — | WSW 12 | SSE 4 | ESE 4 | — | — | — | — | — |
| kJ | 2 | 5 | 29 | 12 | 2 | 2 | 2 | — | — | — | — | 28 | 1 | 1 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | NW 7 | NW 7 | — | — | — | — | — | — | — | SSE 4 | — | — | — | — | — | — | — |
| kJ | 3 | 12 | 2 | 2 | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | SE 3 | SE 3 | SE 3 | SSE 4 | SSE 4 | SSE 4 | SSE 3 | SSE 3 | SSE 3 | SE 3 | — | — | — | — | — | — | — | — |
| kJ | 7 | 6 | 5 | 7 | 8 | 7 | 10 | 7 | 3 | 4 | 5 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 119 | 76 | 76 | 71 | 71 | 76 | 93 | 93 | 71 | 71 | 16 | 16 | 0 | 0 | 0 | 0 | 0 | 14 | 14 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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