12:00 forecast: 7 kph NW, 4/5 thermals. 5-day Grindelwald - First 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 | 2 kph ESE | 4 kph ENE | 2 out of 5, cloud base 10308 ft | dry |
| Fri 14 Aug | Midday | Marginal | 7 kph NW | 9 kph N | 4 out of 5, cloud base 10213 ft | dry |
| Fri 14 Aug | Afternoon | Marginal | 9 kph N | 11 kph NNE | 1 out of 5, cloud base 9677 ft | dry |
| Sat 15 Aug | Morning | No | 6 kph SSW | 4 kph SSW | 2 out of 5, cloud base 8766 ft | dry |
| Sat 15 Aug | Midday | Marginal | 7 kph WNW | 4 kph NW | 3 out of 5, cloud base 8968 ft | dry |
| Sat 15 Aug | Afternoon | No | 28 kph SSE | 28 kph SSE | 1 out of 5, cloud base 7815 ft | dry |
| Sun 16 Aug | Morning | Marginal | 9 kph SW | 7 kph SW | 2 out of 5, cloud base 8592 ft | dry |
| Sun 16 Aug | Midday | Marginal | 7 kph W | 6 kph WNW | 4 out of 5, cloud base 9021 ft | dry |
| Sun 16 Aug | Afternoon | Marginal | 7 kph SSW | 9 kph SW | 1 out of 5, cloud base 6998 ft | dry |
| Mon 17 Aug | Morning | Yes | 17 kph W | 19 kph W | 1 out of 5, cloud base 6295 ft | dry |
| Mon 17 Aug | Midday | No | 20 kph W | 26 kph WNW | 2 out of 5, cloud base 6443 ft | 0.3 mm light rain |
| Mon 17 Aug | Afternoon | Yes | 20 kph W | 26 kph WNW | 2 out of 5, cloud base 7921 ft | dry |
| Tue 18 Aug | Morning | Marginal | 17 kph WSW | 19 kph WSW | 1 out of 5, cloud base 8659 ft | dry |
| Tue 18 Aug | Midday | Yes | 15 kph WSW | 17 kph WSW | 3 out of 5, cloud base 8931 ft | dry |
| Tue 18 Aug | Afternoon | Yes | 15 kph WSW | 20 kph W | 2 out of 5, cloud base 7994 ft | dry |