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Surf Forecasts:
Jeffs Left surfForecast / Wales – Mid / UK
16 Day Weather and Surf, issued 12 pm Friday 29 May 2026 BSTForecast update in hr min s Forecast update imminent
Jeffs Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jeffs Left sea temperature is
15.0° C
(Which is 3.4°C warmer than normal for this time of year)Jeffs Left surf forecast from 29 May 2026:
- Most powerful swell: Thursday 4 Jun, 7PM (local time) - 7ft (2.1m), 8s period, WSW swell with 569 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 2.1m 8s and forecast to arrive on Thursday (Jun 04) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 4s period and expected on Tuesday (Jun 02) at 7PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 7PM (Thu 4th Jun) | 7ft (2.1m) 8s |
Table - best surf conditions forecast for Jeffs Left over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sun night. Very mild (max 15°C on Sat morning, min 11°C on Fri night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 26mm), heaviest during Mon afternoon. Very mild (max 15°C on Mon afternoon, min 11°C on Wed night). Winds increasing (light winds from the S on Mon afternoon, strong winds from the SW by Wed night). | ||||||||||||||||||||
Friday 29 | Saturday 30 | Sunday 31 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
WSW 5 | WSW 5 | WSW 5 | WSW 9 | WSW 9 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | SW 4 | WSW 7 | WSW 8 | WSW 5 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | |
20 | 20 | 15 | 17 | 15 | 49 | 153 | 143 | 41 | 23 | 22 | 20 | 29 | 26 | 90 | 159 | 254 | 520 | 515 | 507 | 463 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | cross-on | cross-off | cross | cross-on | cross | cross-on | cross-on | cross | cross | cross-on | cross-on | on | on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 7:57PM3.82m | 8:15AM3.82m | 8:33PM3.93m | 8:52AM3.86m | 9:09PM4.00m | 9:28AM3.84m | 9:44PM4.01m | 10:03AM3.78m | 10:19PM3.97m | 10:38AM3.67m | 10:55PM3.89m | 11:14AM3.52m | 11:32PM3.78m | ||||||||
Low Tide | 2:43PM0.77m | 3:03AM0.78m | 3:17PM0.78m | 3:38AM0.73m | 3:50PM0.80m | 4:13AM0.71m | 4:23PM0.83m | 4:50AM0.73m | 4:58PM0.87m | 5:29AM0.79m | 5:35PM0.94m | 6:10AM0.88m | 6:15PM1.02m | ||||||||
 |  |  |  | | | | |  |  | |  | | | |  | |  | | | | |
 | 5:01 | — | — | 5:01 | — | — | 5:00 | — | — | 4:58 | — | — | 4:58 | — | — | 4:58 | — | — | 4:56 | — | — |
 | — | — | 9:24 | — | — | 9:27 | — | — | 9:28 | — | — | 9:29 | — | — | 9:30 | — | — | 9:30 | — | — | 9:31 |
— | — | — | — | — | — | — | — | 1 | 2 | 4 | 5 | 2 | — | 3 | 3 | 1 | 6 | 2 | 2 | 4 | |
Temp °C | 14 | 14 | 13 | 15 | 14 | 14 | 13 | 14 | 13 | 14 | 15 | 14 | 13 | 14 | 14 | 15 | 13 | 13 | 12 | 12 | 11 |
11 | 11 | 11 | 13 | 13 | 12 | 10 | 11 | 11 | 12 | 14 | 13 | 10 | 11 | 9 | 9 | 5 | 5 | 2 | 3 | 3 | |
Swell 1 Height (m) Direction Period (s) | W 15 | W 12 | WSW 5 | WSW 5 | WSW 9 | WSW 12 | — | — | WSW 11 | WSW 6 | WSW 5 | WSW 10 | WSW 9 | WSW 8 | — | — | — | — | — | — | — |
 kJ | 4 | 3 | 15 | 4 | 15 | 49 | — | — | 41 | 12 | 10 | 9 | 8 | 26 | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | WSW 11 | WSW 9 | W 14 | — | — | — | — | WSW 11 | WSW 10 | W 14 | W 13 | — | — | — | — | — | — | — | — |
| kJ | — | — | 11 | 17 | 4 | — | — | — | — | 23 | 22 | 4 | 3 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | W 16 | W 16 | — | — | — | — | — | — | W 14 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 5 | 5 | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 5 | WSW 5 | — | — | — | WSW 4 | WSW 12 | WSW 11 | WSW 5 | S 3 | S 3 | SW 4 | WSW 7 | W 4 | WSW 5 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 9 |
| kJ | 20 | 20 | — | — | — | 7 | 153 | 143 | 26 | 1 | 5 | 20 | 29 | 10 | 90 | 159 | 254 | 520 | 515 | 507 | 463 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 283 | 237 | 104 | 111 | 237 | 35 | 35 | 252 | 17 | 126 | 105 | 237 | 112 | 35 | 35 | 328 | 328 | 648 | 333 | 374 | 234 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
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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