Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 5 am Monday 15 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Crab Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Crab Island sea temperature is
10.5° C
(Which is normal for this time of year)How big are the waves at Crab Island today?
The current surf forecast for Crab Island at 12PM is: 3.5m 15s primary swell from a West direction (forecast issued at 05:00am December 15). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 11ft (3.5m) | 14s |
| Afternoon (15 Dec) | 11ft (3.5m) | 15s |
| Evening (15 Dec) | 11ft (3.5m) | 15s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 21 | 21 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2860 | 2598 | 4370 | 4898 | 5333 | 5266 | 5195 | 5261 | 4898 | 4552 | 3907 | 3558 | 3236 | 3099 | 2858 | 2848 | 2897 | 3128 | 2770 | 2641 | 2555 | 3459 | 32335 | 50910 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | on | cross- on | cross- on | cross | cross- off | cross | cross | cross | cross | cross- on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 1:58PM 3.36 | 2:28AM 3.55 | 2:50PM 3.46 | 3:11AM 3.69 | 3:35PM 3.58 | |||||||||||||||||||
Low Tide / height (m) | 8:03AM 1.29 | 8:19PM 1.14 | 8:49AM 1.13 | 9:02PM 1.06 | 9:30AM 0.97 | 9:41PM 0.98 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:20 | - | - | - | - | - | - | - | 4:20 | - | - | - | - | - | - | - | 4:20 | - | - | - |
 |  |  | | | |  | | |  |  |  | |  | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 1 | - | 1 | 1 | - | - | - | - | - | 1 | 2 | 2 | 4 | 2 | - | 2 | 1 |
| Temp. °C | 10 | 9 | 9 | 10 | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 9 | 9 | 8 | 6 | 8 | 8 | 10 | 11 | 11 | 11 | 10 | 10 | 10 |
| Feels °C (?) | 5 | 4 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | -1 | -1 | -2 | 0 | 4 | 8 | 6 | 5 | 4 | 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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