Surf Forecasts:
How big are the waves at Tywyn today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 1.5ft (0.5m), 9s period with WSW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 3ft (0.9m), 5s period with WNW swell.
- Evening surf: Evening surf (16 Sep, local time) - 3ft (0.9m), 4s period with WSW swell.
The current surf forecast for Tywyn at 2PM is: 0.9m 5s primary swell from a West-northwest direction and 0.2m 9s secondary swell from a West-southwest direction (forecast issued at 06:00am September 16). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 1.5ft (0.5m) | 9s |
| Afternoon (16 Sep) | 3ft (0.9m) | 5s |
| Evening (16 Sep) | 3ft (0.9m) | 4s |
Table - waves today at Tywyn. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Fri afternoon. Very mild (max 17°C on Fri night, min 13°C on Thu night). Mainly strong winds. | |||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||||||||||
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 | 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) | NW 5 | NW 5 | WSW 9 | WNW 5 | WNW 5 | WSW 4 | WSW 5 | WSW 5 | WSW 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 5 | WSW 5 | WSW 5 | WSW 6 | WSW 7 | WSW 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 53 | 50 | 46 | 44 | 27 | 10 | 50 | 86 | 212 | 163 | 100 | 116 | 121 | 104 | 103 | 88 | 80 | 62 | 37 | 74 | 190 | 359 | 319 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:51AM3.83m | 00:12AM3.66m | 12:27PM3.50m | 00:50AM3.25m | 1:08PM3.15m | ||||||||||||||||||
Low Tide | 6:27PM0.88m | 6:41AM1.13m | 7:01PM1.17m | 7:15AM1.42m | 7:54PM1.46m | ||||||||||||||||||
 |  |  |  | | |  |  | | | | |  | |  | | | | | | |  | | |
 | 6:50 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:24 | — |
mm | 1 | — | 1 | — | — | — | — | — | 4 | 1 | — | — | 1 | 1 | — | — | — | — | — | — | 4 | 6 | 1 |
Temp °C | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 14 | 13 | 13 | 14 | 15 | 15 | 14 | 16 | 17 |
Feels °C | 8 | 9 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 7 | 6 | 8 | 9 | 8 | 8 | 9 | 10 | 11 | 9 | 7 | 10 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 9 | WSW 9 | W 9 | NW 5 | NNW 5 | — | — | — | — | — | — | — | — | — | — | — | NW 5 | NW 5 | — | — | — |
| kJ | 26 | 40 | 46 | 8 | 2 | 7 | 2 | — | — | — | — | — | — | — | — | — | — | — | 14 | 3 | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 5 | NW 5 | WNW 5 | WNW 5 | WSW 4 | WSW 5 | WSW 5 | WSW 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 5 | WSW 5 | WSW 5 | WSW 6 | WSW 7 | WSW 7 |
| kJ | 53 | 50 | 35 | 44 | 27 | 10 | 50 | 86 | 212 | 163 | 100 | 116 | 121 | 104 | 103 | 88 | 80 | 62 | 37 | 74 | 190 | 359 | 319 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 110 | 110 | 110 | 110 | 298 | 301 | 304 | 305 | 280 | 304 | 323 | 755 | 473 | 473 | 116 | 116 | 116 | 250 | 330 | 434 | 334 | 336 | 397 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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