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 Tuesday 16 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 1AM is: 3.5m 13s primary swell from a West direction (forecast issued at 11:00pm December 16). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 11ft (3.5m) | 12s |
| Afternoon (17 Dec) | 11ft (3.5m) | 12s |
| Evening (17 Dec) | 23ft (7.0m) | 21s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 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 | 12 | 12 | 12 | 16 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3749 | 3777 | 3691 | 3659 | 3283 | 3041 | 3364 | 10140 | 43137 | 57921 | 54405 | 46047 | 42278 | 37515 | 38025 | 36073 | 32957 | 35128 | 34950 | 31431 | 24607 | 19441 | 15117 | 10442 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross | cross- on | on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 2:57AM 3.34 | 3:20PM 3.24 | 3:36AM 3.46 | 4:00PM 3.35 | 4:13AM 3.58 | 4:38PM 3.43 | ||||||||||||||||||
Low Tide / height (m) | 8:41PM 0.96 | 9:09AM 0.87 | 9:20PM 0.88 | 9:47AM 0.74 | 9:58PM 0.81 | 10:24AM 0.63 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:28 | - |
 |  |  | |  |  |  | |  | |  | | |  |  | | | | | | | | | | |
Rain (mm) | - | 2 | 6 | 3 | 1 | - | - | - | 1 | 3 | - | - | - | 5 | - | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 |
| Temp. °C | 10 | 9 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 9 | 9 | 9 | 11 | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 |
| Feels °C (?) | 1 | -3 | -2 | 6 | 10 | 6 | 6 | 4 | 3 | 3 | 3 | 3 | 3 | 1 | -1 | -2 | -3 | -2 | -2 | 0 | 0 | 2 | 2 | 2 |
- 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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