Surf Forecasts:
How big are the waves at Jeffs Left today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 4.5ft (1.4m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 5ft (1.6m), 7s period with WSW swell.
- Evening surf: Evening surf (12 Sep, local time) - 4ft (1.2m), 7s period with WSW swell.
The current surf forecast for Jeffs Left at 8PM is: 1.3m 7s primary swell from a West-southwest direction (forecast issued at 12:00pm September 12). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 4.5ft (1.4m) | 6s |
| Afternoon (12 Sep) | 5ft (1.6m) | 7s |
| Evening (12 Sep) | 4ft (1.2m) | 7s |
Table - waves today at Jeffs Left. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Mon night. Very mild (max 19°C on Mon afternoon, min 16°C on Sun afternoon). Winds decreasing (strong winds from the SW on Sat morning, light winds from the SSW by Sun afternoon). | |||||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | WSW 6 | SW 4 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 162 | 236 | 237 | 176 | 139 | 86 | 66 | 35 | 25 | 26 | 18 | 18 | 9 | 11 | 4 | 21 | 52 | 34 | 26 | 36 | 37 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 9:28AM4.38m | 9:45PM4.77m | 10:05AM4.40m | 10:22PM4.65m | 10:41AM4.30m | ||||||||||||||||
Low Tide | 4:30PM0.12m | 4:56AM0.01m | 5:02PM0.20m | 5:26AM0.23m | 5:32PM0.38m | ||||||||||||||||
 | | | |  |  |  |  | | | | | | | | | |  | | | | |
 | 6:43 | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — |
 | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:35 | — |
mm | 1 | 4 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 16 | 18 | 19 | 19 | 18 |
Feels °C | 11 | 12 | 13 | 14 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 16 | 15 | 16 | 16 | 16 | 13 | 17 | 17 | 17 | 14 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 9 | WSW 6 | — | — | W 8 | — | — | WSW 6 |
| kJ | — | — | — | — | — | — | — | 35 | 25 | 26 | 18 | 18 | 9 | 2 | 4 | — | — | 1 | — | — | 37 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 9 | W 9 | W 9 | — | W 8 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | — | 1 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | — | — | — | — | — | — | SW 7 | SW 3 | SW 4 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | S 3 |
| kJ | 162 | 236 | 237 | 176 | 139 | 86 | 66 | — | — | — | — | — | — | 11 | 4 | 21 | 52 | 34 | 26 | 36 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 333 | 396 | 386 | 167 | 167 | 68 | 35 | 35 | 33 | 181 | 112 | 112 | 155 | 211 | 105 | 237 | 237 | 111 | 237 | 237 | 229 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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‘Porth Neigwl: Choppy waves hadn't tidied much (from what I could see in the dark.’
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