Surf Forecasts:
Jeffs Left surf forecast from 11 Jul 2026:
- Most powerful swell: Saturday 11 Jul, 4PM (local time) - 1.5ft (0.5m), 5s period, NW swell with 11 kJ wave energy.
Best Forecast Surf Conditions for Jeffs Left this week:
The most powerful waves expected at Jeffs Left in the next 16 days are 0.5m 5s and forecast to arrive on Saturday (Jul 11) at 4PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 3s period and expected on Monday (Jul 13) at 7AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 4PM (Sat 11th Jul) | 1.5ft (0.5m) 5s |
Table - best surf conditions forecast for Jeffs Left over the next 16 days.
Short Range ForecastMostly dry. Warm (max 29°C on Sun afternoon, min 14°C on Sun night). Winds increasing (calm on Sat afternoon, fresh winds from the ENE by Sun night). | Days 4-6 Weather SummaryHeavy rain (total 23mm), heaviest during Thu night. Warm (max 28°C on Tue afternoon, min 17°C on Thu night). Winds decreasing (fresh winds from the ENE on Tue night, calm by Thu morning). | ||||||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 8 | NW 5 | NW 5 | ENE 3 | ENE 3 | ENE 3 | ENE 3 | W 19 | ENE 3 | W 18 | W 18 | E 3 | W 16 | W 16 | W 9 | W 14 | W 14 | — | — | W 13 | SW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1 | 11 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 6 | 6 | 0 | 5 | 5 | 2 | 4 | 4 | 0 | 0 | 3 | 1 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | off | off | off | off | cross-off | cross-off | off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-on | glassy | cross | cross-on | cross-on |
High Tide | 6:13PM3.63m | 6:42AM3.79m | 7:11PM3.95m | 7:39AM4.01m | 8:04PM4.27m | 8:32AM4.19m | 8:54PM4.54m | 9:20AM4.28m | 9:41PM4.71m | 10:07AM4.27m | 10:27PM4.76m | 10:53AM4.17m | 11:13PM4.66m | ||||||||
Low Tide | 12:50PM0.98m | 1:27AM0.93m | 2:01PM0.80m | 2:34AM0.62m | 2:59PM0.58m | 3:30AM0.31m | 3:49PM0.40m | 4:20AM0.07m | 4:36PM0.28m | 5:08AM-0.05m | 5:19PM0.25m | 5:53AM-0.04m | 6:01PM0.31m | ||||||||
 | |  | | | | | | |  | |  | |  |  |  | |  | |  | | |
 | 5:05 | — | — | 5:07 | — | — | 5:07 | — | — | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:13 | — | — |
 | — | — | 9:37 | — | — | 9:36 | — | — | 9:35 | — | — | 9:34 | — | — | 9:32 | — | — | 9:31 | — | — | 9:30 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 6 | 1 | 2 | 13 | 1 | 1 | — |
Temp °C | 25 | 25 | 25 | 26 | 29 | 23 | 23 | 27 | 23 | 25 | 28 | 24 | 26 | 28 | 22 | 23 | 24 | 18 | 20 | 21 | 18 |
Feels °C | 25 | 25 | 24 | 24 | 26 | 18 | 19 | 24 | 18 | 23 | 27 | 19 | 26 | 27 | 20 | 25 | 24 | 19 | 21 | 21 | 17 |
Swell 1 Height (m) Direction Period (s) | NW 5 | W 8 | NW 5 | NNW 5 | — | N 6 | — | — | NNW 5 | — | — | NNW 5 | — | W 16 | NNW 4 | — | W 14 | — | — | W 13 | SW 6 |
| kJ | 6 | 1 | 12 | 2 | — | 1 | — | — | 3 | — | — | 3 | — | 5 | 1 | — | 4 | — | — | 3 | 1 |
Swell 2 Height (m) Direction Period (s) | W 7 | — | — | — | — | — | — | W 19 | — | W 18 | W 18 | — | W 16 | W 9 | N 5 | — | W 8 | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | 7 | — | 6 | 6 | — | 5 | 2 | 1 | — | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 8 | — | — | — | — | — | — | — | — | — | — | — | W 10 | — | W 9 | W 14 | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 2 | 4 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NW 5 | E 3 | ENE 3 | ENE 3 | ENE 3 | ENE 3 | NE 3 | ENE 3 | ENE 3 | — | E 3 | ENE 3 | — | — | — | — | — | — | — | — |
| kJ | — | 11 | 2 | 3 | 2 | 5 | 9 | 1 | 2 | 3 | — | 5 | 2 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 195 | 246 | 195 | 239 | 208 | 350 | 422 | 402 | 239 | 124 | 108 | 239 | 208 | 208 | 325 | 325 | 432 | 255 | 372 | 662 | 255 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jeffs Left surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Jeffs Left Surf forecast
The above surf forecast table for Jeffs Left provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jeffs Left can be found by selecting the local surf guide option on the grey menu. Our Jeffs Left surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Jeffs Left) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Jeffs Left may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Mid Wales? If you are looking for accommodation near Jeffs Left, camping, hotels and holiday cottages in Mid Wales, consider staying in Aberystwyth which is 21 km (13 miles) away. Other places in and around Mid Wales where you can find information about places to rent, and car hire include Trawscoed which is 31 km (19 miles) away, Porthmadog, Aberporth and Welshpool.
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