Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 5ft (1.5m), 12s period with W swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 5ft (1.5m), 11s period with W swell.
- Evening surf: Evening surf (21 Sep, local time) - 4.5ft (1.4m), 10s period with W swell.
The current surf forecast for Machir Bay (Islay) at 7AM is: 1.6m 12s primary swell from a West direction and 0.4m 3s secondary swell from a South direction (forecast issued at 12:00am September 21). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 5ft (1.5m) | 12s |
| Afternoon (21 Sep) | 5ft (1.5m) | 11s |
| Evening (21 Sep) | 4.5ft (1.4m) | 10s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Tue morning. Very mild (max 19°C on Mon afternoon, min 11°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 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) | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 11 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1155 | 925 | 736 | 615 | 610 | 507 | 470 | 377 | 434 | 490 | 452 | 774 | 682 | 646 | 503 | 1744 | 1864 | 1759 | 1718 | 1617 | 1452 | 1174 | 1027 | 786 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | cross | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy |
High Tide | 2:21AM1.64m | 3:24PM1.90m | 3:39AM1.83m | 4:11PM2.13m | 4:20AM2.05m | 4:45PM2.36m | ||||||||||||||||||
Low Tide | 8:40AM1.06m | 9:41PM1.06m | 9:44AM0.86m | 10:24PM0.86m | 10:23AM0.64m | |||||||||||||||||||
 |  | |  |  | | |  |  | | | |  | | | | | | | | | | | | |
 | — | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:29 | — | — | — | — | — | — | — | 7:25 | — | — | — | — | — | — | — | 7:22 | — |
mm | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 2 | 1 | 2 | 1 | 2 | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 13 | 14 | 16 | 19 | 18 | 19 | 18 | 17 | 16 | 15 | 12 | 13 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Feels °C | 7 | 7 | 9 | 12 | 14 | 18 | 17 | 19 | 15 | 14 | 13 | 13 | 10 | 12 | 9 | 10 | 10 | 9 | 7 | 7 | 7 | 8 | 9 | 11 |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 |
| kJ | 1155 | 925 | 736 | 615 | 610 | 507 | 470 | 377 | 434 | 490 | 452 | 774 | 682 | 646 | 457 | 1744 | 1864 | 1759 | 1718 | 1617 | 1452 | 1174 | 1027 | 786 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 12 | — | W 19 | W 18 | W 14 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 143 | — | 7 | 55 | 503 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SSE 3 | S 3 | S 3 | S 3 | — | — | — | S 2 | — | S 3 | SSE 3 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | 3 | 3 | 1 | — | — | — | 1 | — | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 52 | 61 | 14 | 14 | 14 | 8 | 0 | 0 | 14 | 14 | 14 | 61 | 71 | 14 | 72 | 71 | 0 | 69 | 69 | 72 | 374 | 72 | 71 | 0 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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