FOIL.ARCHITECT // WINGFOIL WIND FORECAST & LIVE TELEMETRY
Thunersee - Spiez (Switzerland) Wingfoil Wind Forecast
SPOT: Thunersee - Spiez (Switzerland) (Switzerland) | WIND SYSTEM: Alpine Thermal / Föhn | GPS: 46.6910° N, 7.6320° E | ALT: 558m | WATER: fresh
LIVE NOWCAST: 2026-08-24 20:14 UTC
QUADRANT 01 // SESSION RATING INDEX
15%
SUB-FOIL
* SESSION RATING IS NOT JUST WIND RATING *
Calculates live wingfoil session viability factoring wind speed, gust ratio, air density (18.4°C), and laminar flight envelope.
QUADRANT 02 // 24H WIND ENSEMBLE TREND
PEAK: 30 KTS
00:00
06:00
12:00
18:00
24:00
QUADRANT 03 // LIVE WIND & WING SIZE SIZING
WIND SPEED / GUSTS
1.6 / 5.6 kts
DIRECTION
194° SSW
WING: 6.5 m²
FOIL: 1550 cm²
BOARD: 105 L
QUADRANT 04 // MULTI-MODEL ENSEMBLE CONSENSUS
TEMP: 18.4°C
CLOUDS: 100%
PRECIP: 0 mm
LIFT SLI: 1.62
MODELS: ECMWF / ICON-D2 / AROME / GFS / UKMO / OPEN-METEO
Wingfoil Wind Forecast & Spot Guide for Thunersee - Spiez (Switzerland)
Swiss high-altitude alpine lake arena beneath peak mountain ridges near Spiez. Famous for intense and highly turbulent orographic Föhn winds.
Local Wind System (Alpine Thermal / Föhn): Orographic thermal suction coupled with local Föhn wind currents.