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Surf Forecasts:
Porth Nobla surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 5 pm Saturday 21 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Porth Nobla surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Nobla sea temperature is
8.9° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Porth Nobla today?
The current surf forecast for Porth Nobla at 11PM is: 0.2m 8s primary swell from a South-southwest direction and 0.1m 13s secondary swell from a South direction (forecast issued at 05:00pm March 21). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | - | - |
| Afternoon (21 Mar) | 0.5ft (0.2m) | 9s |
| Evening (21 Mar) | 0.5ft (0.2m) | 9s |
Table - waves today at Porth Nobla. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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) (?) | 9 | 9 | 9 | 8 | 9 | 9 | 9 | 13 | 4 | 9 | 9 | 11 | 10 | 10 | 10 | 9 | 9 | 4 | 5 | 5 | 6 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8 | 8 | 7 | 7 | 7 | 8 | 7 | 7 | 6 | 8 | 8 | 12 | 10 | 10 | 24 | 23 | 47 | 14 | 56 | 119 | 275 | 453 | 622 | 878 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross- on | cross- on | on | glass | glass | cross- on | cross | cross- off | off | cross- off | off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on |
High Tide / height (m) | 10:47PM 4.20 | 11:05AM 4.37 | 11:26PM 4.08 | 11:48AM 4.11 | 12:09AM 3.85 | |||||||||||||||||||
Low Tide / height (m) | 5:24PM -0.15 | 5:39AM 0.04 | 6:05PM 0.08 | 6:23AM 0.22 | 6:49PM 0.41 | 7:12AM 0.49 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - |
| Sunset | - | 6:31 | - | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - |
 | |  | | |  |  | | | | | | | |  | | | |  | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 |
| Temp. °C | 11 | 10 | 10 | 9 | 8 | 8 | 8 | 9 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 10 | 9 |
| Feels °C (?) | 8 | 7 | 6 | 5 | 4 | 6 | 6 | 6 | 5 | 3 | 4 | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 1 |
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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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