Surf Forecasts:
Tywyn surf forecast from 12 Nov 2026:
- Best quality surf: Thursday 26 Nov, 12PM (local time) - 10ft (3.0m), 11s period, WSW swell with offshore winds.
- Most powerful swell: Thursday 26 Nov, 12PM (local time) - 10ft (3.0m), 11s period, WSW swell with 1,809 kJ wave energy.
- Next surfable swell (1★+): Thursday 12 Nov, 3AM (local time) - 1.5ft (0.4m), 11s period with WSW swell.
Best Forecast Surf Conditions for Tywyn this week:
The surf forecast for Tywyn over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Nov 12) at 3AM. The primary swell is predicted to be 0.4m and 11s period with a secondary swell of 0.4m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Tywyn in the next 16 days are 3.0m 11s and forecast to arrive on Thursday (Nov 26) at 12PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 4s period and expected on Thursday (Nov 19) at 9PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Thu 12th Nov) | 1.5ft (0.4m) 11s |
| Best Surf | 12PM (Thu 26th Nov) | 10ft (3.0m) 11s |
| Most Powerful | 12PM (Thu 26th Nov) | 10ft (3.0m) 11s |
Table - best surf conditions forecast for Tywyn over the next 16 days.
Short Range ForecastMostly dry. Mild temperatures (max 9°C on Sat afternoon, min 4°C on Fri night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 37mm), heaviest during Mon night. Very mild (max 13°C on Mon night, min 7°C on Sat night). Winds increasing (light winds from the SSW on Sun night, fresh winds from the ESE by Mon night). | ||||||||||||||||||
Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | ||||||||||||||
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) | WSW 11 | WSW 10 | WSW 10 | WSW 10 | NW 5 | W 16 | SW 14 | WSW 13 | SSW 4 | SSW 4 | SW 5 | WSW 5 | WSW 7 | WSW 10 | WSW 5 | WSW 10 | WSW 9 | SW 11 | NW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 48 | 21 | 10 | 10 | 4 | 5 | 8 | 17 | 15 | 40 | 74 | 48 | 142 | 169 | 94 | 35 | 17 | 1130 | 515 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | glassy | off | glassy | cross-off | cross-off | cross-off | cross-off | cross | cross-on | on | on | cross-on | cross-off | cross-on | cross | off |
High Tide | 9:08PM4.00m | 9:23AM4.10m | 9:43PM3.80m | 9:58AM3.92m | 10:19PM3.55m | 10:35AM3.70m | 10:55PM3.29m | 11:14AM3.47m | 11:37PM3.03m | 12:00PM3.25m | 00:28AM2.81m | 12:58PM3.07m | 1:38AM2.68m | ||||||
Low Tide | 3:52AM0.81m | 4:19PM0.74m | 4:22AM0.96m | 4:56PM0.91m | 4:58AM1.12m | 5:42PM1.09m | 5:43AM1.28m | 6:35PM1.25m | 6:38AM1.42m | 7:35PM1.35m | 7:41AM1.50m | 8:37PM1.36m | |||||||
 |  | | | |  |  | |  |  |  | | |  | |  | | |  | |
 | — | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:41 | — | — |
 | — | — | 4:28 | — | — | 4:25 | — | — | 4:24 | — | — | 4:22 | — | — | 4:22 | — | — | 4:20 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 3 | 3 | 5 | 3 | 1 | 12 | 4 | 5 | 10 |
Temp °C | 8 | 8 | 8 | 5 | 7 | 8 | 6 | 8 | 9 | 11 | 11 | 11 | 10 | 10 | 10 | 13 | 11 | 12 | 11 |
Feels °C | 4 | 1 | 2 | 1 | 4 | 5 | 2 | 2 | 3 | 4 | 4 | 7 | 3 | 4 | 6 | 7 | 5 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | WSW 11 | NNW 5 | WSW 10 | NNW 6 | NW 5 | NNW 4 | NW 4 | WSW 4 | WSW 12 | WSW 12 | — | — | — | WSW 10 | — | WSW 5 | WSW 9 | — | WSW 13 |
| kJ | 48 | 25 | 10 | 12 | 4 | 2 | 1 | 1 | 14 | 13 | — | — | — | 169 | — | 25 | 17 | — | 242 |
Swell 2 Height (m) Direction Period (s) | — | WSW 10 | — | WSW 10 | SW 9 | SW 9 | SW 14 | WSW 13 | — | — | — | — | — | — | — | WSW 10 | WSW 12 | — | — |
| kJ | — | 21 | — | 10 | 3 | 3 | 8 | 17 | — | — | — | — | — | — | — | 35 | 15 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 16 | SW 8 | W 8 | — | — | — | — | — | — | — | NW 5 | — | — | — |
| kJ | — | — | — | — | — | 5 | 3 | 1 | — | — | — | — | — | — | — | 6 | — | — | — |
Wind waves Height (m) Direction Period (s) | N 3 | NE 3 | NNW 6 | — | — | — | — | S 3 | SSW 4 | SSW 4 | SW 5 | WSW 5 | WSW 7 | — | WSW 5 | — | SE 3 | SW 11 | NW 8 |
| kJ | 1 | 1 | 50 | — | — | — | — | 5 | 15 | 40 | 74 | 48 | 142 | — | 94 | — | 9 | 1130 | 515 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 36 | 102 | 102 | 75 | 107 | 110 | 111 | 109 | 301 | 358 | 330 | 222 | 170 | 38 | 29 | 301 | 85 | 85 | 0 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Tywyn Surf forecast
The above surf forecast table for Tywyn provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tywyn can be found by selecting the local surf guide option on the grey menu. Our Tywyn 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 (Tywyn) 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 Tywyn 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 Tywyn, camping, hotels and holiday cottages in Mid Wales, consider staying in Aberystwyth which is 19 km (12 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 28 km (17 miles) away, Porthmadog, Aberporth and Welshpool.
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