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 11 pm Wednesday 10 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
10.8° C
(Which is normal for this time of year)How big are the waves at Dumps today?
The current surf forecast for Dumps at 6AM is: 3.5m 13s primary swell from a West direction and 0.2m 24s secondary swell from a West-northwest direction, 1.5m 6s secondary swell from a South-southwest direction (forecast issued at 11:00pm December 10). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 13ft (4.0m) | 14s |
| Afternoon (11 Dec) | 11ft (3.5m) | 14s |
| Evening (11 Dec) | 15ft (4.5m) | 16s |
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 | ||||||||||||||||||||||
| 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) (?) | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 16 | 16 | 16 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5823 | 4691 | 3775 | 4551 | 6884 | 5936 | 5212 | 11418 | 10464 | 11886 | 21794 | 27397 | 26421 | 24011 | 21877 | 19335 | 18169 | 14967 | 12616 | 11471 | 9255 | 9125 | 9806 | 10371 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on |
High Tide / height (m) | 9:23PM 3.22 | 9:35AM 3.37 | 10:24PM 3.06 | 10:37AM 3.17 | 11:27PM 2.99 | 11:42AM 3.03 | ||||||||||||||||||
Low Tide / height (m) | 3:11AM 1.10 | 3:58PM 0.83 | 4:20AM 1.25 | 5:06PM 0.98 | 5:35AM 1.31 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:38 | - | - | - | - | - | - | - | 8:40 | - | - | - | - | - | - | - | 8:41 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - |
 |  |  |  |  |  |  | | | | |  |  | |  | | | | | |  | | | | |
Rain (mm) | - | - | - | 1 | 6 | 4 | - | - | - | - | - | 1 | 1 | 1 | - | - | - | - | 1 | 4 | - | 1 | 9 | 3 |
| Temp. °C | 11 | 11 | 12 | 12 | 9 | 9 | 10 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 13 | 12 | 12 | 12 |
| Feels °C (?) | 1 | 0 | 0 | 0 | 4 | 5 | 5 | 3 | 2 | 2 | 4 | 3 | 4 | 3 | 4 | 3 | 2 | 1 | -1 | 2 | 3 | 1 | 2 | 5 |
- 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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