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Porthtowan Surf Forecast
/ Cornwall (North) (59 surf breaks) /
Surf Forecasts
Beach
Porthtowan surf Forecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Thursday 18 Apr 2024 BST
Forecast update in hr min s Update imminent
Porthtowan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthtowan sea temperature is 11.1°C (Statistics for 18 Apr 1981-2005 - mean: 10.2 °C max: 11.1 °C min: 8.6 °C)
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Porthtowan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthtowan sea temperature is 11.1°C (Statistics for 18 Apr 1981-2005 - mean: 10.2 °C max: 11.1 °C min: 8.6 °C)
How big are the waves at Porthtowan today?
The current surf forecast for Porthtowan at 7AM is: 1.0m 6s primary swell from a West direction and 0.6m 5s secondary swell from a North direction (forecast issued at 06:00am April 18). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 1.5ft (0.5m) | 14s |
| Afternoon (18 Apr) | 2ft (0.6m) | 13s |
| Evening (18 Apr) | 2ft (0.6m) | 13s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Update imminent
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 4 | 4 | 4 | 5 | 4 | 5 | 5 | 5 | 5 | 10 | 10 | 10 | 10 | 9 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 108 | 86 | 92 | 90 | 125 | 123 | 161 | 205 | 195 | 192 | 189 | 145 | 134 | 132 | 121 | 86 | 85 | 85 | 85 | 83 | 57 | 52 | 33 | 33 | 33 | 33 | 19 | 18 | 18 | 16 | 7 | 7 | 7 | 6 | 6 | 10 | 31 | 47 | 20 | 22 | 18 | 25 | 22 | 33 | 31 | 31 | 44 | 42 | 59 | 126 | 175 | 225 | 263 | 377 | 462 | 461 | 407 | 407 | 348 | 271 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | on | cross- on | cross | cross | cross | cross- off | cross- off | off | off | glass | glass | cross- off | cross- off | cross- off | cross | cross | cross- off | cross | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 2:55PM 4.41 | 3:17AM 4.76 | 3:46PM 4.77 | 4:02AM 5.13 | 4:25PM 5.15 | 4:39AM 5.48 | 4:58PM 5.50 | 5:12AM 5.77 | 5:29PM 5.80 | 5:43AM 5.99 | 6:00PM 6.01 | 6:14AM 6.11 | 6:30PM 6.13 | 6:45AM 6.14 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 8:52AM 2.04 | 9:14PM 2.04 | 9:47AM 1.72 | 10:02PM 1.68 | 10:27AM 1.37 | 10:40PM 1.33 | 11:00AM 1.04 | 11:13PM 1.01 | 11:31AM 0.78 | 11:44PM 0.75 | 12:01PM 0.60 | 12:14AM 0.59 | 12:30PM 0.51 | 12:45AM 0.52 | 1:00PM 0.53 | |||||||||||||||||||||||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - |
| Sunset | - | - | - | - | - | 8:20 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:24 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - |
 | |  | | | | | | |  |  | | |  | | | | | | | | | | | | | | | | | | | | | | | | | |  | |  |  | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - |
| Temp. °C | 8 | 7 | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 9 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 9 | 10 | 10 | 9 | 9 | 8 | 6 | 5 | 6 | 9 | 9 | 9 | 10 | 8 | 7 | 4 | 5 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 8 | 8 | 8 | 9 | 8 | 8 | 7 | 8 | 8 | 8 |
| Feels °C (?) | 4 | 4 | 4 | 6 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 5 | 4 | 6 | 7 | 7 | 8 | 7 | 7 | 6 | 5 | 6 | 7 | 6 | 5 | 3 | 3 | 1 | -1 | -1 | 2 | 1 | 2 | 4 | 4 | 3 | -1 | 1 | 3 | 1 | 2 | 3 | 3 | 3 | 4 | 1 | 1 | 2 | 3 | 2 | 2 | 2 | 1 | 0 | 1 |
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