Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Keel surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 5 am Monday 15 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Keel surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Keel sea temperature is
10.7° C
(Which is normal for this time of year)How big are the waves at Keel today?
The current surf forecast for Keel at 10AM is: 4.5m 14s primary swell from a West direction (forecast issued at 05:00am December 15). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 15ft (4.5m) | 14s |
| Afternoon (15 Dec) | 15ft (4.5m) | 15s |
| Evening (15 Dec) | 15ft (4.5m) | 15s |
Table - waves today at Keel. (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 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 21 | 21 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5056 | 6551 | 8237 | 9088 | 9763 | 9105 | 8983 | 8597 | 7732 | 6839 | 6103 | 5713 | 5116 | 4892 | 3906 | 2733 | 2558 | 3823 | 6144 | 4475 | 4309 | 7365 | 50790 | 64436 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on |
High Tide / height (m) | 2:24PM 2.80 | 3:00AM 3.03 | 3:15PM 2.87 | 3:40AM 3.15 | 4:00PM 2.95 | |||||||||||||||||||
Low Tide / height (m) | 8:25AM 1.19 | 8:37PM 0.95 | 9:13AM 1.04 | 9:20PM 0.90 | 9:54AM 0.88 | 9:59PM 0.84 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | - | - | 8:52 | - | - | - | - | - | - | - | 8:52 | - | - | - | - | - | - | - | 8:53 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:16 | - | - | - | - | - | - | - | 4:17 | - | - | - | - | - | - | - | 4:17 | - | - | - |
 |  |  |  |  |  |  | | | | | | | | |  | | |  |  | | | | | |
Rain (mm) | - | - | 1 | - | - | 1 | 1 | - | 1 | 1 | 1 | - | 1 | - | - | - | 5 | 4 | 1 | - | - | - | 1 | 2 |
| Temp. °C | 9 | 10 | 9 | 9 | 9 | 8 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 12 | 11 | 10 | 10 | 9 | 8 |
| Feels °C (?) | 1 | 3 | 3 | 3 | 3 | 2 | 4 | 3 | 2 | 1 | 2 | 2 | 2 | 1 | -2 | -4 | -4 | -2 | 4 | 4 | 3 | 2 | 1 | 0 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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