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:
Monterrico surfForecast / Pacific Coast / Guatemala
48hr Weather and Surf, issued 11 am Tuesday 16 Dec 2025 CSTForecast update in hr min s Forecast update imminent
Monterrico surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Monterrico sea temperature is
29.1° C
(Which is normal for this time of year)How big are the waves at Monterrico today?
The current surf forecast for Monterrico at 2PM is: 0.3m 13s primary swell from a South-southwest direction and 0.6m 7s secondary swell from a South direction, 0.3m 9s secondary swell from a West direction (forecast issued at 11:00am December 16). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 1ft (0.3m) | 16s |
| Afternoon (16 Dec) | 1ft (0.3m) | 13s |
| Evening (16 Dec) | 1.5ft (0.5m) | 15s |
Table - waves today at Monterrico. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 7 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 41 | 32 | 32 | 52 | 104 | 104 | 104 | 104 | 104 | 54 | 48 | 87 | 87 | 87 | 87 | 87 | 87 | 85 | 85 | 83 | 80 | 74 | 73 | 72 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | glass | on | on | glass | glass | off | glass | cross- off | cross- off | on | cross- on | cross- off | cross- off | off | cross- off | glass |
High Tide / height (m) | 12:09PM 1.39 | 12:25AM 1.72 | 1:00PM 1.41 | 1:11AM 1.76 | 1:46PM 1.45 | 1:55AM 1.80 | ||||||||||||||||||
Low Tide / height (m) | 6:14AM 0.48 | 6:02PM 0.54 | 7:03AM 0.42 | 6:50PM 0.51 | 7:47AM 0.36 | 7:35PM 0.47 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - |
| Sunset | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - |
 |  | |  |  |  | | | | | | | | | | | | |  | | |  | | | |
Rain (mm) | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 5 | 1 | - | - | - |
| Temp. °C | 27 | 30 | 29 | 28 | 27 | 25 | 25 | 24 | 27 | 29 | 29 | 27 | 26 | 25 | 25 | 24 | 26 | 28 | 28 | 26 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 28 | 30 | 29 | 31 | 30 | 27 | 26 | 24 | 29 | 30 | 30 | 30 | 29 | 27 | 28 | 26 | 28 | 30 | 30 | 28 | 28 | 28 | 28 | 28 |
- 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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