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Surf Forecasts:
Porthmeor surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 11 am Saturday 21 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Porthmeor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthmeor sea temperature is
10.8° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Porthmeor today?
The current surf forecast for Porthmeor at 6PM is: 0.9m 12s primary swell from a West-northwest direction and 0.3m 17s secondary swell from a West-northwest direction (forecast issued at 11:00am March 21). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 2.5ft (0.8m) | 12s |
| Afternoon (21 Mar) | 3ft (0.9m) | 12s |
| Evening (21 Mar) | 3ft (0.9m) | 12s |
Table - waves today at Porthmeor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 205 | 258 | 232 | 246 | 258 | 271 | 294 | 413 | 390 | 372 | 361 | 273 | 256 | 248 | 252 | 345 | 345 | 329 | 313 | 361 | 298 | 283 | 205 | 158 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | glass | glass | glass | on | on | on | on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:17AM 6.45 | 6:36PM 6.29 | 6:55AM 6.32 | 7:15PM 6.13 | 7:36AM 6.00 | 7:57PM 5.80 | ||||||||||||||||||
Low Tide / height (m) | 12:40PM -0.12 | 12:57AM -0.03 | 1:18PM 0.08 | 1:37AM 0.21 | 1:58PM 0.45 | 2:21AM 0.59 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - |
 | | | |  | | | | |  |  | |  | | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 12 | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 9 | 10 | 10 | 9 | 9 | 9 | 11 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels °C (?) | 7 | 10 | 10 | 8 | 9 | 8 | 8 | 6 | 7 | 6 | 6 | 5 | 6 | 6 | 5 | 7 | 7 | 9 | 7 | 8 | 7 | 6 | 6 | 5 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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