Surf Forecasts:
How big are the waves at Machir Bay (Islay) today (13 Sep):
- Afternoon surf: Afternoon surf (13 Sep, local time) - 4.5ft (1.3m), 10s period with WNW swell.
- Evening surf: Evening surf (13 Sep, local time) - 3.5ft (1.0m), 10s period with WNW swell.
The current surf forecast for Machir Bay (Islay) at 11PM is: 0.9m 10s primary swell from a West-northwest direction and 0.6m 9s secondary swell from a West-southwest direction (forecast issued at 06:00pm September 13). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | - | - |
| Afternoon (13 Sep) | 4.5ft (1.3m) | 10s |
| Evening (13 Sep) | 3.5ft (1.0m) | 10s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Mon afternoon. Very mild (max 16°C on Mon afternoon, min 13°C on Sun afternoon). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the NW by Wed morning). | |||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | |||||||||||||||||
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) | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | W 8 | W 8 | W 8 | W 9 | W 9 | W 9 | W 10 | W 10 | W 10 | W 9 | W 9 | W 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 263 | 218 | 179 | 156 | 113 | 70 | 82 | 132 | 133 | 201 | 327 | 541 | 508 | 500 | 434 | 600 | 678 | 642 | 411 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 7:41PM2.95m | 7:52AM2.75m | 8:11PM2.77m | 8:23AM2.64m | 8:41PM2.55m | ||||||||||||||
Low Tide | 1:25PM-0.06m | 1:48AM0.14m | 1:59PM0.07m | 2:18AM0.26m | 2:32PM0.26m | ||||||||||||||
 | |  | |  | | |  | |  | |  |  |  |  | | | | | |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | 7:50 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:44 | — |
mm | — | — | — | — | — | — | — | 1 | 2 | 7 | — | 2 | — | 1 | 1 | 1 | 1 | 1 | 1 |
Temp °C | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 14 | 14 | 15 | 14 | 14 | 13 | 13 |
Feels °C | 9 | 10 | 11 | 12 | 12 | 12 | 11 | 11 | 13 | 14 | 12 | 9 | 9 | 9 | 11 | 7 | 7 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | W 8 | W 8 | W 8 | W 9 | SE 4 | NW 11 | NW 11 | SE 6 | SE 6 | — | — | — |
| kJ | 263 | 218 | 179 | 156 | 113 | 70 | 77 | 132 | 133 | 201 | 327 | 1 | 5 | 5 | 1 | 1 | — | — | — |
Swell 2 Height (m) Direction Period (s) | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | W 9 | WSW 9 | NW 13 | W 11 | NW 12 | NW 12 | — | NW 11 | SE 4 | — | — | — | — | — |
| kJ | 90 | 90 | 68 | 47 | 46 | 56 | 82 | 7 | 38 | 6 | 6 | — | 5 | 1 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | NW 13 | NW 13 | NW 13 | NW 13 | — | NW 13 | — | — | — | — | N 11 | — | — | — | — | — |
| kJ | — | — | — | 7 | 7 | 7 | 7 | — | 6 | — | — | — | — | 2 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SE 2 | SSE 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 4 | W 9 | W 9 | W 10 | W 10 | W 10 | W 9 | W 9 | W 7 |
| kJ | — | 2 | 5 | 5 | 5 | 5 | 8 | 8 | 8 | 8 | 9 | 541 | 508 | 500 | 434 | 600 | 678 | 642 | 411 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 14 | 52 | 61 | 16 | 14 | 61 | 14 | 14 | 14 | 14 | 14 | 95 | 65 | 327 | 835 | 896 | 327 | 810 | 472 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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