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:
Dumps surfForecast / Kerry / Ireland
48hr Weather and Surf, issued 5 pm Thursday 11 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Dumps surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dumps sea temperature is
10.9° C
(Which is normal for this time of year)How big are the waves at Dumps today?
The current surf forecast for Dumps at 12AM is: 5.0m 16s primary swell from a West direction (forecast issued at 05:00pm December 11). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 20ft (6.0m) | 18s |
| Afternoon (12 Dec) | 18ft (5.5m) | 18s |
| Evening (12 Dec) | 16ft (5.0m) | 17s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 16 | 16 | 16 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5212 | 11418 | 10536 | 11410 | 19558 | 25335 | 24554 | 22127 | 19558 | 17699 | 15425 | 14571 | 12873 | 10350 | 7791 | 6997 | 5917 | 5949 | 6528 | 6729 | 6513 | 6214 | 5439 | 4392 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 10:24PM 3.06 | 10:37AM 3.17 | 11:27PM 2.99 | 11:42AM 3.03 | 12:29AM 3.01 | |||||||||||||||||||
Low Tide / height (m) | 3:58PM 0.83 | 4:20AM 1.25 | 5:06PM 0.98 | 5:35AM 1.31 | 6:11PM 1.05 | 6:44AM 1.27 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:40 | - | - | - | - | - | - | - | 8:41 | - | - | - | - | - | - | - | 8:41 | - |
| Sunset | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - |
 |  |  |  | | |  | |  | | | |  | |  | | |  | | | |  |  | | |
Rain (mm) | - | - | 1 | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | 2 | 3 | 5 | 5 | 7 | 4 | 4 |
| Temp. °C | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 12 |
| Feels °C (?) | 6 | 5 | 3 | 3 | 4 | 3 | 3 | 4 | 3 | 5 | 4 | 3 | 2 | 0 | 0 | 1 | 2 | 3 | 5 | 6 | 5 | 6 | 8 | 6 |
- 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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