Ballon d'Alsace
Stay on the ground: the wind is too strong.
Forecast updated 31 Oct, 14:05 · Zurich time · valid 2026-10-31
Conditions score out of 100, not a probability.
At 15:00
1,800 m
Thermal top
Blue
No cumulus
ENE 34
Launch, km/h
65
Gusts, km/h
Hour by hour
No clean windowAt launch · wind, then gusts, km/h
4510548105481075211151106511064491407834653063285828582761
- 08:00–16:00Wind too strong at launch.
Sunrise 07:16 · sunset 17:18
Wind and thermals aloft
15:00 · top 1,800 m · no cumulus · ENE 44 km/h at 1,800 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…
15:00sun 18°ENE 32 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