Surf Forecasts:
How big are the waves at Polkerris today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 0.5ft (0.2m), 12s period with WSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 0.5ft (0.2m), 12s period with W swell.
The current surf forecast for Polkerris at 10PM is: 0.2m 11s primary swell from a West direction and 0.3m 6s secondary swell from a Southwest direction (forecast issued at 06:00pm September 20). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 0.5ft (0.2m) | 12s |
| Evening (20 Sep) | 0.5ft (0.2m) | 12s |
Table - waves today at Polkerris. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WSW 12 | WSW 12 | W 11 | SW 6 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | W 13 | WSW 13 | WSW 12 | WSW 19 | SW 17 |
Wave Graph  | |||||||||||||||||||
 kJ | 13 | 13 | 10 | 6 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 16 | 15 | 35 | 76 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | cross-on | cross-off | off | off | off | cross-off | glassy | cross-on | on | glassy | off |
High Tide | 1:34AM3.05m | 2:15PM3.23m | 2:57AM3.17m | 3:25PM3.45m | |||||||||||||||
Low Tide | 6:41PM1.86m | 7:30AM1.92m | 8:55PM1.81m | 9:26AM1.72m | |||||||||||||||
 | |  |  | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:17 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 17 | 16 | 16 | 16 | 16 | 17 | 19 | 20 | 20 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 19 | 18 |
Feels °C | 17 | 16 | 15 | 15 | 16 | 16 | 18 | 20 | 21 | 21 | 18 | 18 | 18 | 18 | 19 | 19 | 21 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | SW 5 | WSW 6 | SW 6 | SW 6 | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | W 6 | W 6 | W 6 | W 6 | W 13 | WSW 13 | WSW 12 | WSW 12 | SW 17 |
| kJ | 6 | 3 | 6 | 6 | 4 | 4 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 16 | 15 | 14 | 76 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 12 | W 11 | W 11 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | S 13 | S 13 | S 12 | W 7 | W 7 | SW 20 | WSW 19 | WSW 12 |
| kJ | 13 | 13 | 10 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 15 | 35 | 13 |
Swell 3 Height (m) Direction Period (s) | S 14 | S 4 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | W 12 | W 11 | W 11 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | 4 | 1 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 17 | 17 | 28 | 28 | 28 | 28 | 29 | 30 | 54 | 45 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 17 | 0 |
Best forecast wave conditions in South Cornwall | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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