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Wind curve at Urfeld
Jun 2, 2026
Will the thermal wind kick in at Walchensee today?
850 hPa from 191Β° (SSE) β counters the N-thermal
How the day was forecast at the time, before the rules were recalibrated β shown for comparison only.
| Rule | Signal | Reason |
|---|---|---|
| Pressure gradient (Munich β Innsbruck)? | no_go | Ξ=-2.0 hPa β pressure gradient pushing against the thermal |
| FΓΆhn (Bolzano β Innsbruck)? | go | no FΓΆhn pressure signature (Ξ=-1.3 hPa) |
| Overnight cooling? | go | clear night: 63% cloud cover |
| Solar radiation? | go | peak solar radiation 672 W/mΒ² β₯ threshold |
| Dew-point spread? | maybe | dew-point spread 5.8Β°C β marginal |
| Boundary-layer height? | go | boundary layer 1040 m β deep mixing |
| Ground moisture / rain? | no_go | 18.8 mm rain yesterday β solar energy lost to evaporation |
| Atmospheric stability? | go | LI -1.0β¦2.0 β stability in normal range |
| Daytime cloud cover? | go | 1% low cloud β slopes in full sun |
| Upper-level wind (850 / 700 hPa)? | no_go | 850 hPa from 191Β° (SSE) β counters the N-thermal |
| Synoptic-flow override? | go | no overwhelming synoptic flow |
| Thermal ignition (live)? | go | ignited at Mittenwald/Obb. |