Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (13 Oct):
- Morning surf: Morning surf (13 Oct, local time) - 6.5ft (2.0m), 7s period with W swell.
- Afternoon surf: Afternoon surf (13 Oct, local time) - 10ft (3.0m), 9s period with W swell.
- Evening surf: Evening surf (13 Oct, local time) - 8ft (2.5m), 11s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 4AM is: 2.0m 9s primary swell from a West direction and 0.1m 8s secondary swell from a North direction (forecast issued at 12:00am October 13). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Oct) | 6.5ft (2.0m) | 7s |
| Afternoon (13 Oct) | 10ft (3.0m) | 9s |
| Evening (13 Oct) | 8ft (2.5m) | 11s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 34mm), heaviest during Wed night. Very mild (max 18°C on Mon night, min 10°C on Tue night). Mainly near gales. | ||||||||||||||||||||||||
Tuesday 13 | Wednesday 14 | Thursday 15 | ||||||||||||||||||||||
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 11 | W 9 | W 7 | W 8 | W 8 | W 9 | WNW 10 | WNW 11 | WNW 11 | WNW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 13 | WNW 14 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | NW 13 | WNW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 121 | 621 | 419 | 442 | 766 | 1437 | 1245 | 1465 | 1330 | 1121 | 954 | 807 | 1444 | 2578 | 4650 | 5037 | 5444 | 4334 | 3451 | 2974 | 2626 | 2053 | 1969 | 2994 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | off | off | off | cross-off | cross-off | cross-off | on | cross | cross-on | cross | cross | cross | cross | cross | cross | cross |
High Tide | 8:07AM3.26m | 8:23PM3.15m | 8:38AM3.13m | 8:55PM2.92m | 9:11AM2.95m | 9:28PM2.67m | ||||||||||||||||||
Low Tide | 1:55AM0.18m | 2:11PM0.23m | 2:25AM0.35m | 2:45PM0.43m | 2:56AM0.57m | 3:21PM0.67m | ||||||||||||||||||
 |  |  |  |  |  |  | | | |  | | | | |  | | | | | | | | | |
 | — | — | 7:54 | — | — | — | — | — | — | — | 7:56 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — |
 | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | 4 | 5 | — | — | 2 | — | — | — | — | — | — | — | — | — | 5 | 6 | 4 | 3 | 3 | 1 | — | — | 1 | 1 |
Temp °C | 16 | 14 | 13 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 13 | 14 | 15 | 16 | 11 | 11 | 10 | 11 | 11 | 12 | 13 | 12 | 12 | 11 |
Feels °C | 11 | 6 | 6 | 4 | 2 | 2 | 4 | 6 | 5 | 3 | 6 | 4 | 5 | 9 | 7 | 7 | 8 | 9 | 6 | 6 | 6 | 5 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | W 11 | N 8 | N 8 | — | NW 14 | — | NW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 13 | WNW 14 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | NW 15 | NW 14 | NW 13 | WNW 13 |
| kJ | 121 | 1 | 1 | — | 89 | — | 346 | 1465 | 1330 | 1121 | 954 | 807 | 1444 | 2578 | 4650 | 5037 | 5444 | 4334 | 3451 | 2974 | 1297 | 1785 | 1969 | 2994 |
Swell 2 Height (m) Direction Period (s) | N 8 | — | — | — | — | — | — | — | — | — | — | NW 14 | — | — | — | — | — | — | — | NW 16 | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | 268 | — | — | — | — | — | — | — | 381 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | W 9 | W 7 | W 8 | W 8 | W 9 | WNW 10 | — | — | — | S 3 | SSW 4 | SSW 5 | S 4 | — | — | — | — | — | — | WNW 13 | WNW 13 | W 13 | — |
| kJ | 40 | 621 | 419 | 442 | 766 | 1437 | 1245 | — | — | — | 5 | 29 | 37 | 20 | — | — | — | — | — | — | 2626 | 2053 | 1397 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 340 | 748 | 457 | 400 | 794 | 794 | 366 | 28 | 0 | 60 | 389 | 674 | 727 | 728 | 524 | 36 | 49 | 8 | 36 | 36 | 67 | 280 | 67 | 67 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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