Refreshing the forecast…

Arosa Weisshorn O

BurnAir · 2,634 m · faces ENE

Stay on the ground: the gusts are too strong.

Forecast updated 31 Oct, 14:05 · Zurich time · valid 2026-10-31

Conditions score out of 100, not a probability.

At 18:00

2,700 m
Thermal top
Blue
No cumulus
NNE 27
Launch, km/h
49
Gusts, km/h
Plan a route from here

Hour by hour

No clean window
At launch · wind, then gusts, km/h
2041213820382038213819391936193620392344254927492850
  • 08:00–16:00Gusts too strong at launch.

Sunrise 07:02 · sunset 17:08

Wind and thermals aloft

18:00 · top 2,700 m · no cumulus · NNE 29 km/h at 2,800 m

Launch 2,634252525242832303232323841top 2,700 m2,0002,5003,0003,5004,0004,5005,00007091113151719
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…
18:00sun downNNE 26 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

Updated 6 h ago

Forecast from Open-Meteo, best-match blend of models. Forecast only. You still judge the air on launch.

Site data: burnair

Days 4–7: lower confidence outlook