Marine Forecast - Isle of Arran
Live Sea State Warnings
No warnings currently. (Integrate Met Office API for live updates)
Tide Updates
High Tide: 08:00 (2.5m) | Low Tide: 14:00 (0.5m). (Integrate Admiralty Tide API)
Ferry Updates
Arran Ferry: On time. (Integrate CalMac API)
Hourly Wave Height Forecast
Wave Height (m)
4
3.5
3
2.5
2
1.5
1
0.5
0
Time
| Time | Wave Height (m) |
|---|---|
| Apr 09 05:00 | 0.44 |
| Apr 09 07:00 | 0.44 |
| Apr 09 09:00 | 0.46 |
| Apr 09 11:00 | 0.50 |
| Apr 09 13:00 | 0.56 |
| Apr 09 15:00 | 0.62 |
| Apr 09 17:00 | 0.68 |
| Apr 09 19:00 | 0.70 |
| Apr 09 21:00 | 0.68 |
| Apr 09 23:00 | 0.62 |
| Apr 10 01:00 | 0.52 |
| Apr 10 03:00 | 0.42 |
| Apr 10 05:00 | 0.36 |
| Apr 10 07:00 | 0.34 |
| Apr 10 09:00 | 0.36 |
| Apr 10 11:00 | 0.62 |
| Apr 10 13:00 | 0.90 |
| Apr 10 15:00 | 1.20 |
| Apr 10 17:00 | 1.46 |
| Apr 10 19:00 | 1.64 |
| Apr 10 21:00 | 1.74 |
| Apr 10 23:00 | 2.00 |
| Apr 11 01:00 | 2.02 |
| Apr 11 03:00 | 1.82 |
| Apr 11 05:00 | 1.60 |
| Apr 11 07:00 | 1.36 |
| Apr 11 09:00 | 1.14 |
| Apr 11 11:00 | 1.08 |
| Apr 11 13:00 | 1.18 |
| Apr 11 15:00 | 1.46 |
| Apr 11 17:00 | 1.72 |
| Apr 11 19:00 | 1.98 |
| Apr 12 07:00 | 1.68 |
| Apr 12 19:00 | 0.88 |
| Apr 13 07:00 | 0.40 |
| Apr 13 19:00 | 0.28 |
| Apr 14 07:00 | 0.12 |
| Apr 14 19:00 | 0.08 |
Thursday, 9 April 2026
| Time | Weather | Air Temp (°C) | Sea Temp (°C) | Wind Speed (mph) | Wind Gusts (mph) | Wind Dir | Wind Cardinal | Wave Height (m) | Wave Dir | Wave Cardinal | Wave Period (s) | Current Vel (mph) | Current Dir | Current Cardinal | Sea Level (m) | Beaufort |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 05:00 |
|
7.9 | 8.5 | 14.3 | 20.0 | N/A | N/A | 0.44 | S | 3.40 | 0.30 | SW | 0.30 | 4 | ||
| 06:00 |
|
7.9 | 8.5 | 15.0 | 21.0 | N/A | N/A | 0.44 | S | 3.40 | 0.30 | SW | -0.10 | 4 | ||
| 07:00 |
|
8.1 | 8.5 | 16.1 | 22.5 | N/A | N/A | 0.44 | S | 3.30 | 0.10 | S | -0.48 | 4 | ||
| 08:00 |
|
8.1 | 8.5 | 16.6 | 23.2 | N/A | N/A | 0.46 | SW | 3.15 | 0.20 | SE | -0.74 | 4 | ||
| 09:00 |
|
8.2 | 8.6 | 13.4 | 18.8 | N/A | N/A | 0.46 | SW | 3.05 | 0.20 | SE | -0.89 | 4 | ||
| 10:00 |
|
7.9 | 8.6 | 15.7 | 22.0 | N/A | N/A | 0.48 | SW | 3.05 | 0.20 | SE | -1.00 | 4 | ||
| 11:00 |
|
7.3 | 8.6 | 17.4 | 24.4 | N/A | N/A | 0.50 | SW | 3.05 | 0.30 | SE | -1.02 | 4 | ||
| 12:00 |
|
7.5 | 8.6 | 21.0 | 29.4 | N/A | N/A | 0.52 | SW | 3.10 | 0.40 | E | -0.85 | 5 | ||
| 13:00 |
|
7.9 | 8.6 | 21.0 | 29.4 | N/A | N/A | 0.56 | SW | 3.10 | 0.60 | E | -0.48 | 5 | ||
| 14:00 |
|
7.2 | 8.6 | 22.4 | 31.4 | N/A | N/A | 0.58 | SW | 3.15 | 0.60 | E | -0.05 | 5 | ||
| 15:00 |
|
7.8 | 8.6 | 22.1 | 30.9 | N/A | N/A | 0.62 | SW | 3.20 | 0.40 | E | 0.27 | 5 | ||
| 16:00 |
|
8.0 | 8.5 | 22.1 | 30.9 | N/A | N/A | 0.66 | SW | 3.25 | 0.30 | SE | 0.36 | 5 | ||
| 17:00 |
|
6.7 | 8.5 | 24.4 | 34.2 | N/A | N/A | 0.68 | W | 3.35 | 0.30 | SE | 0.19 | 5 | ||
| 18:00 |
|
6.2 | 8.5 | 29.3 | 41.0 | N/A | N/A | 0.72 | W | 3.45 | 0.40 | S | -0.14 | 6 | ||
| 19:00 |
|
6.0 | 8.5 | 29.1 | 40.7 | N/A | N/A | 0.70 | W | 3.55 | 0.40 | S | -0.51 | 6 | ||
| 20:00 |
|
5.6 | 8.5 | 26.8 | 37.5 | N/A | N/A | 0.70 | W | 3.65 | 0.30 | SE | -0.81 | 6 | ||
| 21:00 |
|
5.4 | 8.5 | 24.8 | 34.7 | N/A | N/A | 0.68 | W | 3.75 | 0.30 | SE | -0.99 | 5 | ||
| 22:00 |
|
5.5 | 8.4 | 22.4 | 31.4 | N/A | N/A | 0.64 | W | 3.80 | 0.30 | SE | -1.08 | 5 | ||
| 23:00 |
|
4.8 | 8.4 | 22.8 | 31.9 | N/A | N/A | 0.62 | W | 3.75 | 0.30 | SE | -1.10 | 5 |
Friday, 10 April 2026
| Time | Weather | Air Temp (°C) | Sea Temp (°C) | Wind Speed (mph) | Wind Gusts (mph) | Wind Dir | Wind Cardinal | Wave Height (m) | Wave Dir | Wave Cardinal | Wave Period (s) | Current Vel (mph) | Current Dir | Current Cardinal | Sea Level (m) | Beaufort |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 |
|
4.7 | 8.4 | 24.2 | 33.9 | N/A | N/A | 0.58 | W | 3.75 | 0.40 | E | -0.98 | 5 | ||
| 01:00 |
|
4.6 | 8.4 | 20.6 | 28.8 | N/A | N/A | 0.52 | W | 3.75 | 0.40 | E | -0.66 | 5 | ||
| 02:00 |
|
4.7 | 8.4 | 17.2 | 24.1 | N/A | N/A | 0.48 | W | 3.70 | 0.50 | E | -0.22 | 4 | ||
| 03:00 |
|
4.7 | 8.4 | 18.6 | 26.0 | N/A | N/A | 0.42 | W | 3.65 | 0.30 | E | 0.15 | 4 | ||
| 04:00 |
|
4.5 | 8.4 | 18.3 | 25.6 | N/A | N/A | 0.38 | SW | 3.60 | 0.10 | E | 0.32 | 4 | ||
| 05:00 |
|
4.0 | 8.4 | 15.9 | 22.3 | N/A | N/A | 0.36 | SW | 3.55 | 0.20 | SW | 0.25 | 4 | ||
| 06:00 |
|
3.7 | 8.4 | 13.9 | 19.5 | N/A | N/A | 0.32 | SW | 3.45 | 0.30 | SW | -0.01 | 4 | ||
| 07:00 |
|
3.4 | 8.4 | 10.5 | 14.7 | N/A | N/A | 0.34 | SW | 3.25 | 0.20 | W | -0.37 | 3 | ||
| 08:00 |
|
4.8 | 8.4 | 10.3 | 14.4 | N/A | N/A | 0.34 | SW | 3.00 | 0.20 | NW | -0.69 | 3 | ||
| 09:00 |
|
5.7 | 8.4 | 11.9 | 16.7 | N/A | N/A | 0.36 | SW | 2.85 | 0.30 | NW | -0.89 | 3 | ||
| 10:00 |
|
6.0 | 8.4 | 13.9 | 19.5 | N/A | N/A | 0.48 | S | 2.90 | 0.30 | NW | -1.00 | 4 | ||
| 11:00 |
|
6.3 | 8.4 | 15.0 | 21.0 | N/A | N/A | 0.62 | S | 3.05 | 0.30 | NW | -1.07 | 4 | ||
| 12:00 |
|
6.8 | 8.4 | 17.9 | 25.1 | N/A | N/A | 0.74 | S | 3.30 | 0.30 | N | -1.03 | 4 | ||
| 13:00 |
|
7.0 | 8.4 | 21.9 | 30.7 | N/A | N/A | 0.90 | S | 3.60 | 0.50 | NE | -0.78 | 5 | ||
| 14:00 |
|
6.7 | 8.4 | 24.8 | 34.7 | N/A | N/A | 1.04 | S | 3.95 | 0.60 | N | -0.35 | 5 | ||
| 15:00 |
|
6.6 | 8.4 | 24.8 | 34.7 | N/A | N/A | 1.20 | S | 4.30 | 0.60 | N | 0.11 | 5 | ||
| 16:00 |
|
6.6 | 8.4 | 26.6 | 37.2 | N/A | N/A | 1.34 | S | 4.60 | 0.40 | N | 0.45 | 6 | ||
| 17:00 |
|
6.2 | 8.4 | 27.7 | 38.8 | N/A | N/A | 1.46 | S | 4.85 | 0.40 | NW | 0.58 | 6 | ||
| 18:00 |
|
5.7 | 8.4 | 28.9 | 40.5 | N/A | N/A | 1.60 | S | 5.05 | 0.50 | NW | 0.50 | 6 | ||
| 19:00 |
|
5.5 | 8.4 | 30.4 | 42.6 | N/A | N/A | 1.64 | S | 5.20 | 0.50 | NW | 0.29 | 6 | ||
| 20:00 |
|
4.8 | 8.4 | 27.3 | 38.2 | N/A | N/A | 1.70 | S | 5.35 | 0.50 | NW | 0.07 | 6 | ||
| 21:00 |
|
5.4 | 8.4 | 25.1 | 35.1 | N/A | N/A | 1.74 | S | 5.45 | 0.40 | NW | -0.11 | 5 | ||
| 22:00 |
|
5.8 | 8.4 | 25.5 | 35.7 | N/A | N/A | 1.86 | S | 5.60 | 0.40 | NW | -0.23 | 6 | ||
| 23:00 |
|
6.7 | 8.4 | 34.2 | 47.9 | N/A | N/A | 2.00 | S | 5.75 | 0.50 | N | -0.30 | 7 |
Saturday, 11 April 2026
| Time | Weather | Air Temp (°C) | Sea Temp (°C) | Wind Speed (mph) | Wind Gusts (mph) | Wind Dir | Wind Cardinal | Wave Height (m) | Wave Dir | Wave Cardinal | Wave Period (s) | Current Vel (mph) | Current Dir | Current Cardinal | Sea Level (m) | Beaufort |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 |
|
6.6 | 8.4 | 34.2 | 47.9 | N/A | N/A | 2.12 | S | 5.85 | 0.40 | N | -0.30 | 7 | ||
| 01:00 |
|
6.8 | 8.4 | 38.5 | 53.9 | N/A | N/A | 2.02 | S | 5.85 | 0.50 | NE | -0.17 | 7 | ||
| 02:00 |
|
6.2 | 8.4 | 34.4 | 48.2 | N/A | N/A | 1.92 | S | 5.85 | 0.60 | NE | 0.08 | 7 | ||
| 03:00 |
|
6.9 | 8.4 | 26.2 | 36.7 | N/A | N/A | 1.82 | S | 5.80 | 0.60 | NE | 0.37 | 6 | ||
| 04:00 |
|
6.6 | 8.4 | 27.3 | 38.2 | N/A | N/A | 1.70 | S | 5.75 | 0.50 | NE | 0.61 | 6 | ||
| 05:00 |
|
6.2 | 8.4 | 27.3 | 38.2 | N/A | N/A | 1.60 | S | 5.65 | 0.30 | NE | 0.74 | 6 | ||
| 06:00 |
|
6.4 | 8.4 | 25.7 | 36.0 | N/A | N/A | 1.48 | S | 5.55 | 0.30 | NE | 0.72 | 6 | ||
| 07:00 |
|
6.3 | 8.4 | 26.4 | 37.0 | N/A | N/A | 1.36 | S | 5.40 | 0.10 | N | 0.52 | 6 | ||
| 08:00 |
|
6.3 | 8.4 | 27.5 | 38.5 | N/A | N/A | 1.26 | S | 5.25 | 0.20 | NW | 0.20 | 6 | ||
| 09:00 |
|
6.0 | 8.4 | 26.2 | 36.7 | N/A | N/A | 1.14 | S | 5.10 | 0.20 | NW | -0.17 | 6 | ||
| 10:00 |
|
5.1 | 8.4 | 29.5 | 41.3 | N/A | N/A | 1.10 | S | 4.90 | 0.10 | N | -0.48 | 6 | ||
| 11:00 |
|
4.8 | 8.4 | 29.5 | 41.3 | N/A | N/A | 1.08 | S | 4.70 | 0.20 | N | -0.72 | 6 | ||
| 12:00 |
|
5.6 | 8.4 | 25.3 | 35.4 | N/A | N/A | 1.04 | S | 4.60 | 0.30 | NE | -0.86 | 5 | ||
| 13:00 |
|
6.6 | 8.4 | 24.2 | 33.9 | N/A | N/A | 1.18 | S | 4.65 | 0.40 | NE | -0.84 | 5 | ||
| 14:00 |
|
7.2 | 8.4 | 26.6 | 37.2 | N/A | N/A | 1.32 | S | 4.75 | 0.60 | NE | -0.64 | 6 | ||
| 15:00 |
|
7.4 | 8.4 | 28.0 | 39.2 | N/A | N/A | 1.46 | S | 4.90 | 0.70 | NE | -0.32 | 6 | ||
| 16:00 |
|
7.5 | 8.4 | 25.7 | 36.0 | N/A | N/A | 1.58 | S | 5.10 | 0.50 | NE | -0.01 | 6 | ||
| 17:00 |
|
7.4 | 8.4 | 30.6 | 42.8 | N/A | N/A | 1.72 | S | 5.35 | 0.50 | N | 0.20 | 6 | ||
| 18:00 |
|
7.0 | 8.4 | 28.6 | 40.0 | N/A | N/A | 1.84 | S | 5.60 | 0.40 | N | 0.28 | 6 | ||
| 19:00 |
|
7.4 | 8.4 | 28.9 | 40.5 | N/A | N/A | 1.98 | S | 5.75 | 0.50 | N | 0.21 | 6 |
Sunday, 12 April 2026
| Time | Weather | Air Temp (°C) | Sea Temp (°C) | Wind Speed (mph) | Wind Gusts (mph) | Wind Dir | Wind Cardinal | Wave Height (m) | Wave Dir | Wave Cardinal | Wave Period (s) | Current Vel (mph) | Current Dir | Current Cardinal | Sea Level (m) | Beaufort |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 |
|
7.2 | 8.4 | 26.2 | 36.7 | N/A | N/A | 2.14 | S | 6.55 | 0.50 | N | -0.86 | 6 | ||
| 07:00 |
|
6.8 | 8.4 | 25.5 | 35.7 | N/A | N/A | 1.68 | S | 5.75 | 0.40 | N | 0.31 | 6 | ||
| 13:00 |
|
9.7 | 8.4 | 20.1 | 28.1 | N/A | N/A | 1.34 | S | 5.30 | 0.30 | NE | -1.17 | 5 | ||
| 19:00 |
|
7.4 | 8.4 | 12.8 | 17.9 | N/A | N/A | 0.88 | SW | 4.35 | 0.30 | NE | 0.19 | 4 |
Monday, 13 April 2026
| Time | Weather | Air Temp (°C) | Sea Temp (°C) | Wind Speed (mph) | Wind Gusts (mph) | Wind Dir | Wind Cardinal | Wave Height (m) | Wave Dir | Wave Cardinal | Wave Period (s) | Current Vel (mph) | Current Dir | Current Cardinal | Sea Level (m) | Beaufort |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 |
|
5.4 | 8.4 | 8.7 | 12.2 | N/A | N/A | 0.54 | SW | 4.05 | 0.10 | W | -0.93 | 3 | ||
| 07:00 |
|
4.0 | 8.4 | 5.1 | 7.1 | N/A | N/A | 0.40 | S | 3.70 | 0.20 | NE | 0.32 | 2 | ||
| 13:00 |
|
7.9 | 8.4 | 8.1 | 11.3 | N/A | N/A | 0.40 | S | 3.30 | 0.10 | W | -1.11 | 3 | ||
| 19:00 |
|
6.6 | 8.6 | 10.3 | 14.4 | N/A | N/A | 0.28 | S | 3.35 | 0.30 | NE | 0.09 | 3 |
Tuesday, 14 April 2026
| Time | Weather | Air Temp (°C) | Sea Temp (°C) | Wind Speed (mph) | Wind Gusts (mph) | Wind Dir | Wind Cardinal | Wave Height (m) | Wave Dir | Wave Cardinal | Wave Period (s) | Current Vel (mph) | Current Dir | Current Cardinal | Sea Level (m) | Beaufort |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 01:00 |
|
4.0 | 8.5 | 2.9 | 4.1 | N/A | N/A | 0.18 | S | 3.75 | 0.40 | W | -0.90 | 1 | ||
| 07:00 |
|
3.4 | 8.5 | 2.5 | 3.5 | N/A | N/A | 0.12 | S | 4.20 | 0.10 | E | 0.16 | 1 | ||
| 13:00 |
|
9.5 | 8.9 | 5.8 | 8.1 | N/A | N/A | 0.10 | S | 4.60 | 0.50 | W | -0.96 | 2 | ||
| 19:00 |
|
9.1 | 9.5 | 3.6 | 5.0 | N/A | N/A | 0.08 | S | 4.60 | 0.50 | E | -0.21 | 1 |


