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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 am Monday 04 May 2026 ISTForecast update in hr min s Forecast update imminent
Ballyhiernan Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ballyhiernan Bay sea temperature is
11.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Ballyhiernan Bay today?
The current surf forecast for Ballyhiernan Bay at 6AM is: 0.7m 9s primary swell from a Northwest direction and 0.7m 8s secondary swell from a North direction (forecast issued at 12:00am May 04). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 2.5ft (0.7m) | 9s |
| Afternoon (04 May) | 2.5ft (0.8m) | 9s |
| Evening (04 May) | 2.5ft (0.8m) | 8s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 10°C on Mon afternoon, min 7°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
NW 9 | WNW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | NNW 8 | WNW 8 | NW 7 | NW 7 | NW 8 | NW 9 | WNW 9 | NNW 8 | NW 9 | N 10 | N 10 | N 10 | NNW 10 | N 10 | N 10 | |
84 | 71 | 83 | 71 | 70 | 88 | 65 | 86 | 86 | 66 | 79 | 137 | 147 | 143 | 189 | 138 | 169 | 112 | 108 | 208 | 200 | 160 | 120 | 117 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | off | off | cross-on | cross-on | glassy | |
High Tide | 8:16AM2.97m | 8:32PM3.06m | 8:49AM2.81m | 9:07PM2.92m | 9:23AM2.63m | 9:46PM2.76m | ||||||||||||||||||
Low Tide | 2:06AM0.42m | 2:16PM0.48m | 2:41AM0.56m | 2:49PM0.63m | 3:17AM0.74m | 3:24PM0.78m | ||||||||||||||||||
 | |  | |  | |  | | |  | | | | | |  | | | | | | | | | |
 | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:13 | — | — | — | — | — | — | — | 9:15 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 8 | 10 | 9 | 8 | 8 |
4 | 4 | 5 | 4 | 5 | 4 | 5 | 5 | 6 | 3 | 3 | 4 | 4 | 1 | 0 | 1 | 2 | 5 | 5 | 4 | 6 | 3 | 4 | 6 | |
Swell 1 Height (m) Direction Period (s) | NNW 6 | NNW 6 | NW 9 | WNW 9 | WNW 9 | N 8 | WNW 9 | WNW 8 | WNW 8 | WNW 7 | WNW 8 | NW 7 | NW 7 | NW 8 | NW 9 | WNW 9 | NNW 8 | N 7 | N 6 | N 10 | N 10 | NNW 10 | N 10 | N 10 |
 kJ | 62 | 34 | 83 | 71 | 70 | 35 | 65 | 86 | 86 | 61 | 71 | 137 | 147 | 143 | 189 | 138 | 169 | 92 | 52 | 208 | 200 | 160 | 120 | 117 |
Swell 2 Height (m) Direction Period (s) | NW 9 | WNW 9 | N 8 | N 10 | NNW 7 | N 8 | — | NNW 7 | NNW 8 | — | NW 11 | NW 11 | NW 10 | N 12 | N 13 | NNW 8 | WNW 9 | NW 9 | NW 8 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 84 | 71 | 64 | 2 | 31 | 1 | — | 62 | 64 | — | 5 | 19 | 27 | 3 | 3 | 107 | 94 | 112 | 70 | 70 | 44 | 43 | 42 | 42 |
Swell 3 Height (m) Direction Period (s) | NNW 8 | NNW 8 | — | — | NNW 10 | — | — | — | — | — | — | — | — | — | — | NNW 13 | NNW 11 | N 11 | N 10 | — | — | — | — | — |
| kJ | 22 | 22 | — | — | 9 | — | — | — | — | — | — | — | — | — | — | 32 | 42 | 85 | 108 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 8 | — | WNW 9 | NW 8 | — | — | NNW 8 | NNW 7 | — | — | N 7 | N 7 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 50 | — | 88 | 59 | — | — | 66 | 79 | — | — | 33 | 33 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 59 | 90 | 6 | 90 | 279 | 327 | 345 | 36 | 67 | 209 | 161 | 142 | 279 | 833 | 279 | 59 | 36 | 6 | 0 | 0 | 0 | 17 | 6 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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