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Kilcummin Harbour Surf Forecast
/ Mayo and Achill Island (14 surf breaks) /
Surf Forecasts:
Kilcummin Harbour surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 11 pm Wednesday 03 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Kilcummin Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kilcummin Harbour sea temperature is
11.1° C
(Which is normal for this time of year)How big are the waves at Kilcummin Harbour today?
The current surf forecast for Kilcummin Harbour at 3AM is: 3.0m 12s primary swell from a West direction and 0.4m 11s secondary swell from a North direction (forecast issued at 11:00pm December 03). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Dec) | 13ft (4.0m) | 14s |
| Afternoon (04 Dec) | 18ft (5.5m) | 15s |
| Evening (04 Dec) | 20ft (6.0m) | 17s |
Table - waves today at Kilcummin Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 14 | 14 | 15 | 15 | 16 | 17 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 19 | 17 | 17 | 17 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1840 | 2049 | 2648 | 5373 | 6624 | 10597 | 13669 | 15233 | 18003 | 15680 | 12580 | 10069 | 7110 | 4157 | 2948 | 2386 | 1810 | 1156 | 9747 | 11707 | 12511 | 13337 | 11791 | 9582 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:32AM 3.43 | 4:51PM 3.45 | 5:18AM 3.60 | 5:41PM 3.43 | 6:05AM 3.70 | |||||||||||||||||||
Low Tide / height (m) | 10:11PM 0.08 | 10:36AM 0.18 | 10:57PM 0.02 | 11:26AM 0.04 | 11:41PM 0.04 | 12:16PM -0.00 | ||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:37 | - | - | - | - | - | - | - | 8:38 | - | - | - | - | - | - | - | 8:40 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:14 | - |
 |  | | |  |  | |  | | | | |  |  | | | | | | | | |  | | |
Rain (mm) | 2 | - | - | - | - | - | - | 1 | 1 | 1 | - | - | 1 | 6 | 2 | - | 1 | - | - | 2 | 1 | 2 | 1 | - |
| Temp. °C | 8 | 7 | 6 | 6 | 5 | 7 | 7 | 6 | 8 | 7 | 6 | 6 | 6 | 7 | 9 | 9 | 9 | 9 | 8 | 10 | 10 | 10 | 11 | 11 |
| Feels °C (?) | 1 | 2 | 1 | 1 | 0 | 2 | 2 | 0 | 3 | 2 | 1 | -1 | -5 | -4 | 2 | 4 | 4 | 4 | 4 | 5 | 3 | 3 | 3 | 3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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