Vrse-Porezen
📍 Cerkno · Nearest city: Cerkno (4 km)
61 XC score / 100 · takeoff at 1323 m · 📍 View on map
Coordinates and external links
46.16230, 13.99300Forecast next days
Updated: 2026-04-21 01:17 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~511 m, wind 15 km/h, precipitation 0.9 mm.
base ~511m · wind 15 km/h · precip 0.9mmFlyable day, decent conditions, cloud base ~1351 m, wind 21 km/h.
base ~1351m · wind 21 km/hMarginal conditions, cloud base ~1829 m, wind 12 km/h.
base ~1829m · wind 12 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
Detailed hourly weather
2026-04-21⚠️ Marginal · peak 60 at 13h
- High cloud suck (87/100) — base below freezing with CU
⏰ Useful window: 10:00 – 19:00
| 08 55 ☁️⚠️ | 09 55 ☁️⚠️ | 10 55 ☁️⚠️ | 11 55 ☁️⚠️ | 12 55 ☁️⚠️ | 13 60 ☁️⚠️ | 14 60 ☁️⚠️ | 15 55 ☁️⚠️ | 16 55 ☁️⚠️ | 17 55 ☁️⚠️ | 18 55 ☁️⚠️ | 19 60 | 20 60 |
Peak 13h: CAPE 20 J/kg · LI 2.8 · BL top 575 m · w* 0.0 m/s · cloud base 2448 m · 0°C at 1790 m · Pro score 78/100 · sun 39° over slope
Hourly flyability (0–100). ⛈️ = storm risk · ☁️⚠️ = cloud suck · 🏔️ = active ridge lift. CAPE = convective energy, LI = stability, BL top = thermal ceiling, w* = estimated dry thermal velocity. Source: Open-Meteo (ECMWF/GFS/ICON blend model).
Estimated vertical profile (Sounding)
Reference time: 13:00 (peak of the day)
Surface T: 7.9°C · Td: -1.1°C
LCL (cloud base): 1125 m
BL top: 575 m
0°C level: 1790 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
Wind chart — altitude × time
Color: green < 20 km/h · yellow 20-30 · red >40. Arrows point to where the wind is blowing. Each column = 1 hour. 4 altitudes: 10m surface, 80m first thermal, 1500m (850 hPa) thermal cruise, 3000m (700 hPa) top.
Wind next days (Open-Meteo model)
Wind rose 10m — 2026-04-21
| Date | Morning 08-12h | Midday 12-16h | Evening 16-20h | |||
|---|---|---|---|---|---|---|
| 2026-04-21 | 8 km/h NE | gust 32 | 10 km/h E | gust 37 | 9 km/h E | gust 38 |
Colors: green < 15 km/h (optimal) · orange 15-25 · red >25 (flying not recommended). ⚠️ = shear >25 km/h between 10m and 850 hPa (potentially broken thermals).
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 6 | Medium |
| Avg thermal probability | 0.78 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.65 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Upcoming competitions in this country
- PWCA Italy Gemona 2026 · 2026-07-25 – 2026-08-01 · PWCA
Copa del Mundo en Gemona del Friuli, Italia
Takeoff description
Very big, with grass
Pilot comments
Winds: S -SW -W -NW
Nearby sites
Sorica (56) · Ratitovec (65) · Vzletišče Stari vrh (5) · Bohinj-Studor (56) · Vogar (5) · Kobala (Tolmin) (60)