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St Ives Harbour Wall Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
St Ives Harbour Wall surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 pm Monday 18 May 2026 BSTForecast update in hr min s Forecast update imminent
St Ives Harbour Wall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's St Ives Harbour Wall sea temperature is
12.2° C
(Which is normal for this time of year)How big are the waves at St Ives Harbour Wall today?
The current surf forecast for St Ives Harbour Wall at 11PM is: 2.1m 7s primary swell from a South-southwest direction and 0.9m 10s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 5.5ft (1.7m) | 11s |
| Evening (18 May) | 3.5ft (1.0m) | 11s |
Table - waves today at St Ives Harbour Wall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Mon afternoon. Very mild (max 15°C on Thu morning, min 11°C on Mon afternoon). Winds decreasing (strong winds from the S on Mon night, moderate winds from the S by Wed night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 11 | WNW 11 | SSW 6 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 16 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | |
595 | 400 | 346 | 509 | 684 | 724 | 865 | 900 | 1108 | 1437 | 1834 | 6571 | 6652 | 6112 | 5077 | 3890 | 3082 | 2431 | 1756 | 1413 | 1160 | 1018 | 813 | 692 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:58PM6.28m | 7:24AM6.06m | 7:46PM6.13m | 8:13AM5.77m | 8:36PM5.86m | 9:06AM5.39m | ||||||||||||||||||
Low Tide | 1:01PM0.11m | 1:27AM0.07m | 1:49PM0.28m | 2:18AM0.26m | 2:39PM0.55m | 3:13AM0.55m | ||||||||||||||||||
 | |  | |  |  | | |  |  | |  |  |  | | | | | | | | | | | |
 | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — |
 | — | 9:05 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | — | — | — | — | 9:08 |
1 | 4 | 1 | 1 | — | — | 1 | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 12 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 |
5 | 4 | 4 | 6 | 7 | 7 | 7 | 6 | 5 | 5 | 5 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 11 | 10 | 10 | 11 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | W 11 | WNW 11 | WNW 11 | WNW 9 | WNW 10 | W 15 | W 15 | W 15 | SW 18 | W 13 | — | — | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 |
 kJ | 595 | 400 | 198 | 92 | 39 | 4 | 17 | 17 | 12 | 14 | — | — | 6652 | 6112 | 5077 | 3890 | 3082 | 2431 | 1756 | 1413 | 1160 | 1018 | 813 | 692 |
Swell 2 Height (m) Direction Period (s) | S 20 | S 19 | — | W 16 | SW 19 | S 19 | S 18 | S 18 | — | W 13 | — | — | — | — | — | — | — | — | — | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 |
| kJ | 7 | 7 | — | 5 | 14 | 7 | 6 | 6 | — | 14 | — | — | — | — | — | — | — | — | — | 10 | 10 | 10 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 16 | W 16 | — | S 13 | S 13 | — | S 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 5 | 5 | — | 3 | 3 | — | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 5 | SSW 6 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 16 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 28 | 120 | 346 | 509 | 684 | 724 | 865 | 900 | 1108 | 1437 | 1834 | 6571 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 59 | 213 | 286 | 395 | 503 | 503 | 512 | 503 | 409 | 503 | 503 | 499 | 277 | 214 | 214 | 508 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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