12:00 forecast: 9 kph NW, 0/5 thermals. 5-day Nant Gwrtheyrn paragliding and hang gliding forecast with wind, thermals, cloud base, rain and flyability.
| Date | Period | Flyable | Launch wind | Aloft | Thermals | Rain |
|---|---|---|---|---|---|---|
| Fri 14 Aug | Morning | No | 11 kph SE | 11 kph SE | 0 out of 5, cloud base 929 ft | dry |
| Fri 14 Aug | Midday | Marginal | 9 kph NW | 9 kph NW | 0 out of 5, cloud base 868 ft | dry |
| Fri 14 Aug | Afternoon | No | 22 kph N | 24 kph N | 0 out of 5, cloud base 1859 ft | dry |
| Sat 15 Aug | Morning | No | 24 kph N | 28 kph N | 0 out of 5, cloud base 1344 ft | dry |
| Sat 15 Aug | Midday | No | 30 kph NNW | 28 kph NNW | 0 out of 5, cloud base 2324 ft | dry |
| Sat 15 Aug | Afternoon | No | 26 kph NNW | 26 kph NNW | 0 out of 5, cloud base 2541 ft | dry |
| Sun 16 Aug | Morning | No | 4 kph SSW | 4 kph S | 1 out of 5, cloud base 2960 ft | dry |
| Sun 16 Aug | Midday | No | 11 kph WSW | 11 kph SW | 1 out of 5, cloud base 3000 ft | dry |
| Sun 16 Aug | Afternoon | No | 15 kph SSW | 15 kph SSW | 0 out of 5, cloud base 3569 ft | dry |
| Mon 17 Aug | Morning | No | 2 kph WNW | 2 kph WNW | 0 out of 5, cloud base 1118 ft | dry |
| Mon 17 Aug | Midday | No | 7 kph SSW | 11 kph SSW | 0 out of 5, cloud base 1839 ft | dry |
| Mon 17 Aug | Afternoon | No | 26 kph S | 30 kph S | 0 out of 5, cloud base 974 ft | 0.2 mm light rain |
| Tue 18 Aug | Morning | No | 30 kph W | 35 kph W | 0 out of 5, cloud base 2049 ft | dry |
| Tue 18 Aug | Midday | No | 31 kph WSW | 35 kph W | 1 out of 5, cloud base 2080 ft | dry |
| Tue 18 Aug | Afternoon | No | 19 kph W | 26 kph WNW | 0 out of 5, cloud base 2527 ft | dry |