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:
Monashka Bay surfForecast / Alaska – Kodiak Island / USA
48hr Weather and Surf, issued 2 pm Tuesday 16 Dec 2025 AKSTForecast update in hr min s Forecast update imminent
Monashka Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Monashka Bay sea temperature is
5.6° C
(Which is normal for this time of year)How big are the waves at Monashka Bay today?
The current surf forecast for Monashka Bay at 8PM is: 1.5m 6s primary swell from a North direction and 0.9m 10s secondary swell from a East direction, 0.6m 12s secondary swell from a Southeast direction (forecast issued at 02:00pm December 16). The wind direction is predicted to be cross-shore.
| Time (AKST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 3.5ft (1.0m) | 10s |
| Evening (16 Dec) | 5ft (1.5m) | 6s |
Table - waves today at Monashka Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 234 | 190 | 154 | 160 | 259 | 228 | 236 | 139 | 155 | 146 | 143 | 91 | 74 | 54 | 57 | 19 | 40 | 54 | 78 | 89 | 66 | 67 | 45 | 32 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 11:10AM 2.54 | 12:35AM 1.79 | 11:47AM 2.62 | 1:17AM 1.85 | 12:23PM 2.69 | 1:54AM 1.90 | ||||||||||||||||||
Low Tide / height (m) | 6:11PM 0.02 | 5:29AM 0.92 | 6:48PM -0.12 | 6:10AM 0.92 | 7:24PM -0.22 | 6:48AM 0.91 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 9:48 | - | - | - | - | - | - | - | 9:49 | - | - | - | - | - | - | - |
| Sunset | - | 4:21 | - | - | - | - | - | - | - | 4:21 | - | - | - | - | - | - | - | 4:21 | - | - | - | - | - | - |
 |  |  | | |  |  | | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | -3 | -4 | -5 | -6 | -6 | -7 | -7 | -7 | -7 | -7 | -7 | -7 | -7 | -7 | -6 | -6 | -5 | -3 | -4 | -4 | -3 | -3 | -3 | -2 |
| Feels °C (?) | -11 | -13 | -14 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -15 | -14 | -13 | -12 | -10 | -11 | -11 | -9 | -9 | -10 | -10 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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