Surf Forecasts:
Mablethorpe surf forecast from 20 Sep 2026:
- Most powerful swell: Thursday 24 Sep, 4AM (local time) - 4.5ft (1.4m), 7s period, N swell with 187 kJ wave energy.
Best Forecast Surf Conditions for Mablethorpe this week:
The most powerful waves expected at Mablethorpe in the next 16 days are 1.4m 7s and forecast to arrive on Thursday (Sep 24) at 4AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Wednesday (Sep 23) at 7PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 4AM (Thu 24th Sep) | 4.5ft (1.4m) 7s |
Table - best surf conditions forecast for Mablethorpe over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Tue night. Warm (max 20°C on Mon afternoon, min 13°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun morning, calm by Tue morning). | Days 4-6 Weather SummaryLight rain (total 6mm), mostly falling on Wed morning. Warm (max 21°C on Wed morning, min 12°C on Wed night). Winds decreasing (fresh winds from the NNW on Wed afternoon, light winds from the NNE by Thu morning). | ||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||||
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) | WNW 4 | N 7 | N 10 | N 8 | N 8 | N 7 | N 7 | N 8 | NNE 8 | NNE 8 | NNE 8 | N 6 | NNE 8 | NNE 7 | NNE 7 | NE 7 | SSE 4 | ESE 5 | N 4 | N 4 | N 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 0 | 17 | 30 | 34 | 33 | 27 | 26 | 36 | 22 | 12 | 12 | 78 | 102 | 78 | 30 | 13 | 11 | 0 | 11 | 8 | 2 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | cross-off | off | off | glassy | cross-on | cross | cross | cross-off | cross-off | cross | on | cross | cross-off | cross | cross | cross-on | cross-on | cross-off |
High Tide | 1:28PM3.52m | 2:10AM3.56m | 3:17PM3.58m | 3:39AM3.81m | 4:25PM3.88m | 4:34AM4.21m | 5:11PM4.26m | 5:14AM4.63m | 5:47PM4.65m | 5:48AM5.04m | 6:19PM5.02m | 6:21AM5.40m | 6:49PM5.32m | ||||||||
Low Tide | 7:06PM2.39m | 8:19AM2.23m | 9:13PM2.36m | 10:10AM1.92m | 10:31PM2.04m | 11:03AM1.46m | 11:16PM1.65m | 11:41AM0.98m | 11:52PM1.26m | 12:15PM0.54m | 00:26AM0.90m | 12:48PM0.18m | 00:59AM0.60m | ||||||||
 | |  |  |  |  | | |  |  |  | | | | | | | | | | | |
 | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — | 6:50 | — | — |
 | — | 7:02 | — | — | 7:00 | — | — | 6:58 | — | — | 6:55 | — | — | 6:53 | — | — | 6:51 | — | — | 6:49 | — |
mm | — | — | — | — | — | — | — | — | 2 | 5 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 18 | 14 | 16 | 20 | 18 | 20 | 20 | 20 | 21 | 18 | 13 | 13 | 13 | 13 | 17 | 20 | 18 | 17 | 20 | 18 |
Feels °C | 10 | 11 | 10 | 12 | 17 | 17 | 20 | 18 | 19 | 19 | 12 | 7 | 11 | 11 | 10 | 13 | 16 | 14 | 14 | 18 | 16 |
Swell 1 Height (m) Direction Period (s) | — | N 7 | N 10 | N 8 | N 8 | N 7 | N 7 | N 8 | NNE 8 | NNE 8 | NNE 8 | — | NNE 8 | NNE 7 | NNE 7 | NE 7 | NNE 6 | ESE 5 | SE 4 | NNE 4 | NNE 4 |
| kJ | — | 17 | 30 | 34 | 33 | 27 | 26 | 36 | 22 | 12 | 12 | — | 102 | 78 | 30 | 12 | 4 | 9 | 1 | 6 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | N 10 | N 8 | — | — | — | — | — | — | — | — | — | — | — | — | N 12 | — | — | — | — |
| kJ | — | — | 2 | 23 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | WNW 4 | WNW 3 | WNW 3 | — | — | — | — | — | — | SE 3 | — | N 6 | — | — | SSE 4 | SSE 4 | SSE 4 | NNW 3 | N 4 | N 4 | — |
| kJ | 17 | 6 | 1 | — | — | — | — | — | — | 1 | — | 78 | — | — | 9 | 13 | 11 | 3 | 11 | 8 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 323 | 266 | 73 | 6 | 50 | 50 | 50 | 73 | 50 | 314 | 314 | 182 | 93 | 153 | 102 | 245 | 116 | 323 | 337 | 499 | 476 |
Best forecast wave conditions in Lincolnshire | |||||||||||||||||||||
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 Mablethorpe 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 Mablethorpe Surf forecast
The above surf forecast table for Mablethorpe provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Mablethorpe can be found by selecting the local surf guide option on the grey menu. Our Mablethorpe 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 (Mablethorpe) 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 Mablethorpe 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.
Mablethorpe is 20 km (12 miles) from Skegness. If you plan a holiday in Lincolnshire, look for hotels and other accommodation in Skegness. Skegness has rooms for a wide range of budgets as well as car hire and transport links.
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