Walchi Oracle

Will the thermal blow at Walchensee today?

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Live at Urfeld

8.5 kt now
gust 13.0 kt
βŒ€ 9.9 kt last-hour average β†’ steady
19:33
81213:3919:3313:39 Β· avg 12.6 kt Β· gust 16.2 kt13:49 Β· avg 12.5 kt Β· gust 20.0 kt13:59 Β· avg 12.8 kt Β· gust 17.3 kt14:09 Β· avg 13.0 kt Β· gust 17.3 kt14:19 Β· avg 12.3 kt Β· gust 17.3 kt14:29 Β· avg 13.2 kt Β· gust 16.2 kt14:39 Β· avg 12.5 kt Β· gust 17.3 kt14:49 Β· avg 12.3 kt Β· gust 20.0 kt14:59 Β· avg 14.0 kt Β· gust 20.5 kt15:09 Β· avg 13.3 kt Β· gust 17.8 kt15:19 Β· avg 13.8 kt Β· gust 18.9 kt15:29 Β· avg 13.0 kt Β· gust 16.2 kt15:39 Β· avg 13.3 kt Β· gust 17.8 kt15:49 Β· avg 13.4 kt Β· gust 21.6 kt15:59 Β· avg 12.5 kt Β· gust 21.6 kt16:09 Β· avg 12.4 kt Β· gust 17.8 kt16:19 Β· avg 13.6 kt Β· gust 17.8 kt16:29 Β· avg 12.5 kt Β· gust 17.3 kt16:39 Β· avg 12.7 kt Β· gust 17.8 kt16:49 Β· avg 12.5 kt Β· gust 17.3 kt16:59 Β· avg 12.6 kt Β· gust 16.2 kt17:09 Β· avg 10.8 kt Β· gust 14.6 kt17:19 Β· avg 12.2 kt Β· gust 16.2 kt17:29 Β· avg 11.1 kt Β· gust 15.1 kt17:39 Β· avg 11.6 kt Β· gust 16.2 kt17:49 Β· avg 11.4 kt Β· gust 15.1 kt17:59 Β· avg 10.8 kt Β· gust 16.2 kt18:09 Β· avg 11.1 kt Β· gust 16.2 kt18:19 Β· avg 10.0 kt Β· gust 16.2 kt18:29 Β· avg 10.5 kt Β· gust 15.1 kt18:39 Β· avg 10.5 kt Β· gust 14.6 kt18:49 Β· avg 9.9 kt Β· gust 13.5 kt18:59 Β· avg 9.9 kt Β· gust 13.5 kt19:09 Β· avg 10.1 kt Β· gust 13.5 kt19:19 Β· avg 10.3 kt Β· gust 14.6 kt19:29 Β· avg 10.3 kt Β· gust 14.6 kt19:33 Β· avg 8.5 kt Β· gust 13.0 kt
avg wind gust ignition (8 kt) session (12 kt)

NO GO

Ξ”=0.3 hPa below threshold

For Apr 22, 2026.
↕ Community: mixed (2)

Last 30 days

Forecast
Actual (Urfeld peak)
Tue Mar 24 Wed Apr 22
wind (β‰₯ 12 kt) marginal (8–12 kt) no wind (< 8 kt) no data
RuleSignalReason
thermik? no_go Ξ”=0.3 hPa below threshold
foehn_override? go no FΓΆhn pressure signature (Ξ”=-4.3 hPa)
overnight_cooling? no_go 35% overnight cloud cover β€” weak inversion
solar_radiation? go peak radiation 832 W/mΒ² β‰₯ threshold
dew_point_spread? no_go dew-point spread 2.8Β°C β€” air too moist, solar energy lost to evaporation
boundary_layer_height? go boundary layer 1740 m β€” deep mixing
post_rain_moisture? go dry ground (soil moisture 0.29 mΒ³/mΒ³)
atmospheric_stability? go LI 2.5…4.6 β€” stability in normal range
daytime_clouds? no_go 70% low cloud during the day β€” slopes shaded
upper_level_wind? go upper wind from 66Β° @ 700 hPa 18 kt β€” neutral
synoptic_override? go no overwhelming synoptic flow
thermal_ignition? go ignited at Urfeld

Chat excerpts (anonymised)

2026-04-19 05:49

Ja, super und absolut zutreffend. Ich war eh schon oben ΓΌber Nacht und hab's in Urfeld versucht..., hat sich nicht gelohnt.

2026-04-18 19:21

@…: Danke fΓΌr dein Walchi-Update zu so frΓΌher Stunde :). Hab quasi schon im Auto gesessen, aber deine gute Vorhersagequote hat mich wieder aussteigen lassen :)Β 

Anonymised. Source: windinfo.eu community chat.