Pierreberg
A marginal day. No clean window stands out. Cloud drops onto launch around 10:00.
At 14:00
1,700 m
Thermal top
1,350 m
Cloud base
W 11
Launch, km/h
30
Gusts, km/h
Hour by hour
No clean windowAt launch · wind, then gusts, km/h
1516283103125229281130143113301130926730
- 08:00–10:00Cloud sits on launch.
- 17:00–18:00Rain or snow.
Sunrise 07:42 · sunset 18:56
Wind and thermals aloft
14:00 · top 1,700 m · base 1,350 m · WSW 15 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…
14:00sun 35°WSW 14 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.