Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 5ft (1.6m), 12s period with W swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 5ft (1.6m), 11s period with W swell.
- Evening surf: Evening surf (21 Sep, local time) - 5ft (1.5m), 10s period with W swell.
The current surf forecast for Machir Bay (Islay) at 7PM is: 1.6m 10s primary swell from a West direction (forecast issued at 12:00pm September 21). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 5ft (1.6m) | 12s |
| Afternoon (21 Sep) | 5ft (1.6m) | 11s |
| Evening (21 Sep) | 5ft (1.5m) | 10s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue afternoon. Very mild (max 19°C on Mon afternoon, min 11°C on Wed night). Mainly fresh winds. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 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) | 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 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 690 | 688 | 577 | 512 | 432 | 494 | 494 | 426 | 800 | 709 | 646 | 503 | 1744 | 2066 | 1950 | 1708 | 1617 | 1452 | 1031 | 911 | 747 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy |
High Tide | 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 | 4 | 2 | — | — | — | — | — | — | — | — |
Temp °C | 15 | 17 | 19 | 18 | 18 | 19 | 18 | 17 | 15 | 13 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 |
Feels °C | 13 | 15 | 18 | 18 | 18 | 16 | 15 | 14 | 13 | 11 | 10 | 10 | 10 | 9 | 9 | 7 | 8 | 7 | 8 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | 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 11 |
| kJ | 690 | 688 | 577 | 512 | 432 | 494 | 494 | 426 | 800 | 709 | 646 | 457 | 1744 | 2066 | 1950 | 1708 | 1617 | 1452 | 1031 | 911 | 747 |
Swell 2 Height (m) Direction Period (s) | — | — | SSE 4 | — | SE 5 | — | — | W 12 | — | W 20 | W 18 | W 14 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | — | 1 | — | — | 184 | — | 8 | 55 | 503 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 3 | S 3 | — | — | — | S 2 | S 3 | S 3 | S 3 | — | — | — | — | — | — | — | — | NW 3 | — | — | — |
| kJ | 3 | 2 | — | — | — | 1 | 5 | 6 | 3 | — | — | — | — | — | — | — | — | 4 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 14 | 14 | 14 | 0 | 0 | 14 | 14 | 14 | 61 | 65 | 69 | 72 | 72 | 69 | 72 | 69 | 308 | 482 | 81 | 69 | 0 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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