Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 3.5ft (1.1m), 4s period with WNW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 5ft (1.6m), 7s period with W swell.
- Evening surf: Evening surf (31 Aug, local time) - 4.5ft (1.4m), 7s period with W swell.
The current surf forecast for Machir Bay (Islay) at 10AM is: 1.1m 4s primary swell from a West-northwest direction and 0.3m 11s secondary swell from a West-southwest direction (forecast issued at 06:00am August 31). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 3.5ft (1.1m) | 4s |
| Afternoon (31 Aug) | 5ft (1.6m) | 7s |
| Evening (31 Aug) | 4.5ft (1.4m) | 7s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Tue afternoon. Very mild (max 16°C on Wed afternoon, min 12°C on Tue night). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Tue night). | |||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||||||
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 | 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) | WSW 9 | W 9 | WNW 4 | W 6 | W 7 | W 7 | W 6 | W 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 62 | 56 | 47 | 190 | 272 | 156 | 148 | 173 | 155 | 182 | 285 | 414 | 520 | 381 | 289 | 213 | 177 | 146 | 117 | 74 | 54 | 53 | 38 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross | cross-on |
High Tide | 7:57AM2.71m | 8:18PM2.85m | 8:29AM2.64m | 8:51PM2.72m | 9:04AM2.53m | 9:27PM2.52m | |||||||||||||||||
Low Tide | 1:56PM0.06m | 2:19AM0.22m | 2:29PM0.15m | 2:53AM0.32m | 3:07PM0.31m | ||||||||||||||||||
 |  |  | |  | |  | |  | | |  |  | |  | | | | | | | | | |
 | 6:26 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:17 | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | 2 | 6 | — | — | — | — | — | — | 1 | — | 1 | — |
Temp °C | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 16 | 16 |
Feels °C | 12 | 10 | 7 | 8 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 12 | 11 | 11 | 11 | 12 | 9 | 9 | 9 | 9 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 9 | W 9 | WSW 11 | W 11 | WSW 11 | NW 6 | WNW 6 | W 9 | W 9 | W 9 | NW 6 | — | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 |
| kJ | 62 | 56 | 23 | 35 | 23 | 27 | 104 | 43 | 26 | 25 | 1 | — | 520 | 381 | 289 | 213 | 177 | 146 | 117 | 74 | 54 | 53 | 38 |
Swell 2 Height (m) Direction Period (s) | W 11 | WSW 11 | — | — | — | W 10 | W 10 | NW 6 | NW 6 | NNW 6 | — | — | — | — | W 18 | W 18 | W 17 | W 16 | W 16 | NW 7 | NW 7 | NW 8 | NW 8 |
| kJ | 2 | 23 | — | — | — | 49 | 47 | 14 | 9 | 3 | — | — | — | — | 6 | 6 | 6 | 5 | 5 | 12 | 14 | 16 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 8 | — | — | — | — | — | — | — | — | — | W 17 | — | — | W 16 | W 16 | W 16 | NW 11 |
| kJ | — | — | — | — | — | — | 20 | — | — | — | — | — | — | — | — | — | 6 | — | — | 5 | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | NW 2 | WNW 3 | WNW 4 | W 6 | W 7 | W 7 | W 6 | W 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | — | — | — | — | — | SE 5 | SE 2 | SE 3 | SSE 3 | SSE 3 | SW 3 |
| kJ | 2 | 7 | 47 | 190 | 272 | 156 | 148 | 173 | 155 | 182 | 285 | 414 | — | — | — | — | — | 1 | 1 | 3 | 6 | 3 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 282 | 310 | 335 | 455 | 244 | 244 | 244 | 71 | 71 | 223 | 244 | 459 | 71 | 65 | 66 | 16 | 0 | 0 | 52 | 83 | 83 | 71 | 95 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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