Betelberg (Mülkerblatten)
A marginal day. No clean window stands out. Be down by 10:00, when the gusts get too strong.
Forecast updated 31 Oct, 08:06 · Zurich time · valid 2026-10-31
Conditions score out of 100, not a probability.
At 10:00
2,050 m
Thermal top
Blue
No cumulus
E 6
Launch, km/h
26
Gusts, km/h
Hour by hour
No clean windowAt launch · wind, then gusts, km/h
9249297286266227217216218231227143215381540
On light, sunny hours the slope breeze sets the launch wind, often from another side than these arrows.
- 08:00–10:00Gusts too strong at launch.
- 11:00–16:00Gusty: the wind comes in surges.
Sunrise 07:12 · sunset 17:18
Wind and thermals aloft
10:00 · top 2,050 m · no cumulus · E 6 km/h at 2,000 m
Thermals, deeper yellow the higher they goCumulus on the base, veils higher upWind km/h, bold from 25Launch height
Terrain
The ground around the launch
Loading the terrain…
10:00sun 22°E 6 km/h at launch
Geometry from a ~25 m elevation model plus the forecast: rules of thumb, not a flow simulation. Elevation: EU-DEM, produced using Copernicus data and information funded by the European Union, via Terrain Tiles on AWS.
More detail
Days 4–7: lower confidence outlook