12:00 forecast: 9 kph S, 2/5 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 |
|---|---|---|---|---|---|---|
| Mon 28 Sep | Morning | No | 15 kph SSE | 13 kph SSE | 1 out of 5, cloud base 8445 ft | dry |
| Mon 28 Sep | Midday | No | 9 kph S | 11 kph S | 2 out of 5, cloud base 9213 ft | dry |
| Mon 28 Sep | Afternoon | No | 19 kph S | 20 kph S | 1 out of 5, cloud base 8165 ft | dry |
| Tue 29 Sep | Morning | No | 24 kph S | 22 kph S | 1 out of 5, cloud base 9146 ft | dry |
| Tue 29 Sep | Midday | Marginal | 13 kph SSW | 9 kph SW | 2 out of 5, cloud base 9368 ft | dry |
| Tue 29 Sep | Afternoon | No | 20 kph S | 19 kph S | 1 out of 5, cloud base 6799 ft | dry |
| Wed 30 Sep | Morning | No | 17 kph SSW | 11 kph S | 1 out of 5, cloud base 7943 ft | dry |
| Wed 30 Sep | Midday | No | 6 kph W | 6 kph WNW | 3 out of 5, cloud base 8699 ft | dry |
| Wed 30 Sep | Afternoon | Marginal | 7 kph E | 6 kph ESE | 1 out of 5, cloud base 6614 ft | dry |
| Thu 1 Oct | Morning | No | 4 kph SW | 4 kph WSW | 1 out of 5, cloud base 7019 ft | dry |
| Thu 1 Oct | Midday | No | 6 kph NW | 6 kph NW | 2 out of 5, cloud base 6739 ft | dry |
| Thu 1 Oct | Afternoon | No | 9 kph WNW | 9 kph WNW | 1 out of 5, cloud base 6096 ft | 1.1 mm light rain |
| Fri 2 Oct | Morning | No | 19 kph SSE | 15 kph SSE | 1 out of 5, cloud base 6629 ft | dry |
| Fri 2 Oct | Midday | No | 15 kph SSW | 15 kph SSW | 2 out of 5, cloud base 7569 ft | dry |
| Fri 2 Oct | Afternoon | No | 20 kph S | 19 kph S | 1 out of 5, cloud base 6229 ft | dry |
Checking dew point acidity
| kph | 800 | 900 | 1000 | 1100 | 1200 | 1300 | 1400 | 1500 | 1600 | 1700 | 1800 | 1900 | 2000 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mon28 | |||||||||||||
| Tue29 | |||||||||||||
| Wed30 | |||||||||||||
| Thu1 | |||||||||||||
| Fri2 |
Thermals
Rain