FOIL.ARCHITECT // TELEMETRY SNAPSHOT

Thunersee - Spiez (Switzerland)

GPS: 46.6910° N, 7.6320° E | ALT: 558m MSL | WATER: fresh | THERMAL: Orographic thermal suction coupled with local Föhn wind currents.
LIVE NOWCAST: 2026-10-12 09:29 UTC
QUADRANT 01 // SESSION RATING INDEX
15% SUB-FOIL
* SESSION RATING IS NOT JUST WIND RATING *

Consensus physics engine factoring gust factor, air density (10.8°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 & GEAR MATRIX
SPEED / GUSTS
2.5 / 4.9 kts
DIRECTION
356° N
WING: 6.5 m²
FOIL: 1550 cm²
BOARD: 105 L
QUADRANT 04 // ATMOSPHERIC CONSENSUS
TEMP: 10.8°C
CLOUDS: 0%
PRECIP: 0 mm
LIFT SLI: 1.62
ENSEMBLE: OPEN-METEO / ECMWF / ICON-D2 / AROME / GFS

Spot Aerodynamic & Geographic Overview

Swiss high-altitude alpine lake arena beneath peak mountain ridges near Spiez. Famous for intense and highly turbulent orographic Föhn winds.

Thermal Wind Dynamics: Orographic thermal suction coupled with local Föhn wind currents.
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