12:00 forecast: 11 kph SE, 4/5 thermals. 5-day Merthyr Common paragliding and hang gliding forecast with wind, thermals, cloud base, rain and flyability.
| Date | Period | Flyable | Launch wind | Aloft | Thermals | Rain |
|---|---|---|---|---|---|---|
| Mon 28 Sep | Morning | No | 6 kph ENE | 6 kph E | 0 out of 5, cloud base 2798 ft | dry |
| Mon 28 Sep | Midday | No | 11 kph SE | 9 kph ESE | 4 out of 5, cloud base 4317 ft | dry |
| Mon 28 Sep | Afternoon | No | 17 kph ESE | 20 kph ESE | 0 out of 5, cloud base 5526 ft | dry |
| Tue 29 Sep | Morning | No | 33 kph E | 46 kph ESE | 0 out of 5, cloud base 992 ft | dry |
| Tue 29 Sep | Midday | No | 28 kph ESE | 33 kph ESE | 0 out of 5, cloud base 1438 ft | dry |
| Tue 29 Sep | Afternoon | No | 41 kph SSE | 50 kph SSE | 0 out of 5, cloud base 2906 ft | dry |
| Wed 30 Sep | Morning | No | 28 kph S | 50 kph SSW | 0 out of 5, cloud base 1532 ft | dry |
| Wed 30 Sep | Midday | No | 37 kph SSW | 48 kph SSW | 1 out of 5, cloud base 2922 ft | dry |
| Wed 30 Sep | Afternoon | No | 22 kph SW | 28 kph SW | 0 out of 5, cloud base 1973 ft | 0.4 mm light rain |
| Thu 1 Oct | Morning | Marginal | 9 kph NW | 9 kph WNW | 0 out of 5, cloud base 992 ft | dry |
| Thu 1 Oct | Midday | Yes | 19 kph W | 24 kph W | 2 out of 5, cloud base 3233 ft | dry |
| Thu 1 Oct | Afternoon | Marginal | 20 kph WSW | 26 kph WSW | 0 out of 5, cloud base 3207 ft | dry |
| Fri 2 Oct | Morning | No | 15 kph SSW | 11 kph S | 0 out of 5, cloud base 994 ft | dry |
| Fri 2 Oct | Midday | No | 24 kph SW | 30 kph SW | 1 out of 5, cloud base 2502 ft | dry |
| Fri 2 Oct | Afternoon | Yes | 15 kph WSW | 19 kph WSW | 0 out of 5, cloud base 2749 ft | dry |