Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 4.5ft (1.3m), 6s period with NNW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 4ft (1.2m), 5s period with NW swell.
- Evening surf: Evening surf (21 Jul, local time) - 4ft (1.2m), 5s period with NW swell.
The current surf forecast for Machir Bay (Islay) at 8AM is: 1.3m 6s primary swell from a North-northwest direction and 0.5m 10s secondary swell from a West direction, 0.1m 18s secondary swell from a West direction (forecast issued at 12:00am July 21). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 4.5ft (1.3m) | 6s |
| Afternoon (21 Jul) | 4ft (1.2m) | 5s |
| Evening (21 Jul) | 4ft (1.2m) | 5s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Wed morning, min 11°C on Tue morning). Winds decreasing (fresh winds from the NNW on Tue morning, light winds from the WNW by Thu morning). | ||||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
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 | 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) | NW 5 | NNW 5 | NNW 5 | NNW 6 | NNW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | WNW 6 | WNW 6 | WNW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 50 | 69 | 97 | 114 | 94 | 76 | 76 | 76 | 79 | 76 | 60 | 49 | 69 | 67 | 65 | 63 | 44 | 43 | 35 | 21 | 20 | 26 | 26 | 40 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on |
High Tide | 10:48PM2.39m | 10:58AM2.12m | 11:34PM2.16m | 11:53AM1.98m | 00:32AM1.96m | 1:10PM1.88m | ||||||||||||||||||
Low Tide | 5:07AM0.72m | 5:20PM0.66m | 5:58AM0.86m | 6:20PM0.86m | 7:00AM0.96m | 7:35PM0.99m | ||||||||||||||||||
 | |  |  | | |  |  |  | | | | | | | | | | | | | | | | |
 | — | 5:09 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:51 | — | — | — | — | — | — | — | 9:49 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 12 | 11 | 11 | 12 | 11 | 11 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 14 |
Feels °C | 8 | 9 | 7 | 5 | 5 | 6 | 5 | 5 | 7 | 7 | 9 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 7 | NW 7 | NW 6 | W 8 | W 8 | W 8 |
| kJ | 50 | 49 | 48 | 30 | 47 | 30 | 28 | 27 | 26 | 26 | 26 | 26 | 14 | 14 | 14 | 14 | 14 | 14 | 35 | 21 | 20 | 12 | 21 | 21 |
Swell 2 Height (m) Direction Period (s) | W 18 | W 18 | W 18 | — | — | — | — | — | — | — | W 16 | W 16 | — | — | — | — | — | — | W 9 | W 8 | W 8 | — | — | W 12 |
| kJ | 6 | 6 | 6 | — | — | — | — | — | — | — | 5 | 5 | — | — | — | — | — | — | 13 | 12 | 12 | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NNW 5 | NNW 5 | NNW 6 | NNW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | — | — | — | WNW 6 | WNW 6 | WNW 6 |
| kJ | 49 | 69 | 97 | 114 | 94 | 76 | 76 | 76 | 79 | 76 | 60 | 49 | 69 | 67 | 65 | 63 | 44 | 43 | — | — | — | 26 | 26 | 40 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 326 | 329 | 421 | 453 | 1219 | 1219 | 326 | 326 | 326 | 304 | 273 | 81 | 187 | 95 | 95 | 95 | 71 | 71 | 71 | 71 | 605 | 400 | 330 | 249 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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