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), 5s period with NNW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 4.5ft (1.3m), 5s period with NNW swell.
- Evening surf: Evening surf (21 Jul, local time) - 4.5ft (1.4m), 5s period with NW swell.
The current surf forecast for Machir Bay (Islay) at 4PM is: 1.3m 5s primary swell from a North-northwest direction and 0.4m 10s secondary swell from a West direction (forecast issued at 12:00pm July 21). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 4.5ft (1.3m) | 5s |
| Afternoon (21 Jul) | 4.5ft (1.3m) | 5s |
| Evening (21 Jul) | 4.5ft (1.4m) | 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 afternoon, min 11°C on Tue morning). Mainly fresh winds. | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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) | NNW 6 | NNW 5 | NNW 5 | NNW 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 | WNW 6 | NW 7 | WNW 6 | WNW 6 | WNW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 101 | 97 | 94 | 94 | 98 | 82 | 62 | 45 | 82 | 82 | 79 | 77 | 75 | 43 | 35 | 35 | 28 | 21 | 28 | 26 | 51 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on |
High Tide | 10:58AM2.12m | 11:34PM2.16m | 11:53AM1.98m | 00:32AM1.96m | 1:10PM1.88m | ||||||||||||||||
Low Tide | 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 | 11 | 11 | 12 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
Feels °C | 5 | 5 | 6 | 5 | 5 | 7 | 8 | 9 | 10 | 9 | 10 | 10 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | 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 | WNW 6 | NW 7 | W 8 | W 8 | W 8 |
| kJ | 30 | 47 | 30 | 28 | 27 | 26 | 26 | 26 | 26 | 14 | 14 | 14 | 14 | 14 | 14 | 35 | 28 | 21 | 12 | 21 | 21 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 16 | W 16 | — | — | — | — | W 9 | — | W 9 | W 8 | W 8 | — | — | W 12 |
| kJ | — | — | — | — | — | — | — | 5 | 5 | — | — | — | — | 14 | — | 13 | 12 | 12 | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 5 | NNW 5 | NNW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | — | — | — | WNW 6 | WNW 6 | WNW 6 |
| kJ | 101 | 97 | 94 | 94 | 98 | 82 | 62 | 45 | 82 | 82 | 79 | 77 | 75 | 43 | 35 | — | — | — | 28 | 26 | 51 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 472 | 1219 | 1219 | 1219 | 326 | 326 | 304 | 273 | 95 | 187 | 1361 | 95 | 95 | 71 | 71 | 71 | 71 | 71 | 400 | 373 | 69 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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