Airspaces in Switzerland are a tough subject, get all the info you can get before flying: http://www.flyland.ch.
DABS (active danger areas etc): https://www.skybriefing.com/portal/
Access
road (or hike) from LZ
Rules
the site is located INSIDE the 5km-area of AD Schänis (LSZX)! Strictly observe the special rules in place in order to keep this site open!
Download of area info (as PDF):
https://www.shv-fsvl.ch/en/fluggebiete-sicherheit/fluggebiete/fluggebiete/ > St.Gallen > Sonderregelung Flugplatz Schänis.
Very intensively used airspace: if available, use FLARM to avoid collisions with sailplanes etc.
WEATHER
Dangers: Föhn and (strong) Bise!
Weather info:
- Wind: https://www.meteoswiss.admin.ch/home/measurement-values.html?param=messwerte-windgeschwindigkeit-kmh-10min
>> click on a station for details (ie Hörnli or Säntis) (The MeteoSwiss App is easier to use)
- Föhndiagramm: https://wetterring.li/profiwetter/foehndiagramm-fl-ost-ch
- https://flugplatz-schaenis.ch/meteo/