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Trá Mór (Sheephaven Bay) surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 pm Thursday 21 May 2026 ISTForecast update in hr min s Forecast update imminent
Trá Mór (Sheephaven Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trá Mór (Sheephaven Bay) sea temperature is
11.2° C
(Which is normal for this time of year)How big are the waves at Trá Mór (Sheephaven Bay) today?
The current surf forecast for Trá Mór (Sheephaven Bay) at 11PM is: 0.9m 10s primary swell from a West direction and 0.3m 7s secondary swell from a Northwest direction (forecast issued at 06:00pm May 21). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 3ft (0.9m) | 10s |
| Evening (21 May) | 3ft (0.9m) | 10s |
Table - waves today at Trá Mór (Sheephaven Bay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Thu afternoon. Very mild (max 18°C on Fri morning, min 11°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 9 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 11 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 | W 9 | W 16 | W 9 | W 9 | W 9 | W 10 | W 10 | W 9 | W 9 | |
137 | 156 | 156 | 162 | 177 | 195 | 191 | 192 | 199 | 166 | 189 | 0 | 74 | 71 | 53 | 42 | 5 | 0 | 162 | 207 | 220 | 216 | 210 | 166 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 10:46PM3.18m | 11:21AM2.61m | 11:53PM3.02m | 12:34PM2.45m | 1:06AM2.91m | |||||||||||||||||||
Low Tide | 4:13PM0.53m | 5:07AM0.59m | 5:15PM0.71m | 6:21AM0.74m | 6:27PM0.85m | 7:38AM0.79m | ||||||||||||||||||
 |  |  | | |  | | | | |  |  | | | | | | |  | | |  | |  | |
 | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — |
 | — | 9:43 | — | — | — | — | — | — | — | 9:44 | — | — | — | — | — | — | — | 9:45 | — | — | — | — | — | 9:46 |
1 | 6 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 15 | 15 | 13 | 12 | 13 | 15 | 18 | 18 | 17 | 13 | 12 | 11 | 11 | 14 | 16 | 16 | 16 | 15 | 13 | 12 | 12 | 15 | 18 |
16 | 13 | 12 | 9 | 8 | 10 | 12 | 15 | 16 | 15 | 11 | 9 | 7 | 8 | 10 | 11 | 12 | 13 | 13 | 10 | 9 | 9 | 12 | 15 | |
Swell 1 Height (m) Direction Period (s) | W 9 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 11 | W 12 | W 11 | W 10 | W 10 | WSW 6 | WSW 6 | W 9 | W 16 | W 9 | W 9 | W 9 | W 10 | W 10 | W 9 | W 9 |
 kJ | 137 | 156 | 156 | 162 | 177 | 195 | 191 | 192 | 199 | 166 | 189 | 218 | 74 | 39 | 30 | 42 | 5 | 160 | 162 | 207 | 220 | 216 | 210 | 166 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | NW 7 | NW 7 | NW 7 | NW 7 | NNW 6 | NNW 6 | NW 6 | NW 6 | NW 6 | — | — | — | W 10 | W 10 | WNW 12 | — | — | — | — | — | — | — | W 18 |
| kJ | 40 | 7 | 7 | 7 | 7 | 4 | 4 | 2 | 2 | 1 | — | — | — | 71 | 53 | 13 | — | — | — | — | — | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | NW 7 | NW 9 | NW 9 | N 8 | N 8 | N 8 | — | — | N 8 | — | — | — | — | — | N 6 | W 16 | — | — | — | — | — | — | — | — |
| kJ | 17 | 3 | 3 | 1 | 1 | 1 | — | — | 1 | — | — | — | — | — | 1 | 5 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | S 3 | S 3 | SSE 2 | S 2 | — | — | — | — | — | WSW 6 | — | — | WSW 6 | W 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | 2 | 1 | 1 | 1 | — | — | — | — | — | 51 | — | — | 41 | 168 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 7 | 7 | 12 | 7 | 7 | 7 | 0 | 0 | 0 | 7 | 13 | 79 | 7 | 116 | 40 | 40 | 13 | 0 | 0 | 0 | 0 | 0 | 40 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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