Ravna gora South
📍 Varazdinska · Nearest city: Lepoglava (8 km)
56 XC score / 100 · takeoff at 661 m · 📍 View on map
Coordinates and external links
46.27110, 15.98430Forecast next days
Updated: 2026-04-21 01:25 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Not recommended for flying, cloud base ~454 m, wind 24 km/h, precipitation 2.4 mm.
base ~454m · wind 24 km/h · precip 2.4mmMarginal conditions, cloud base ~1473 m, wind 17 km/h.
base ~1473m · wind 17 km/hMarginal conditions, cloud base ~1901 m, wind 17 km/h.
base ~1901m · wind 17 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 70 at 16h
- High cloud suck (80/100) — base below freezing with CU
⏰ Useful window: 12:00 – 16:00
| 08 55 | 09 55 | 10 60 | 11 60 | 12 60 | 13 65 ☁️⚠️ | 14 65 ☁️⚠️ | 15 65 ☁️⚠️ | 16 70 | 17 60 | 18 60 ☁️⚠️ | 19 55 ☁️⚠️ | 20 30 |
Peak 16h: CAPE 100 J/kg · LI 2.4 · BL top 1345 m · w* 8.0 m/s · cloud base 1623 m · 0°C at 1750 m · Pro score 64/100 · sun 24° 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: 16:00 (peak of the day)
Surface T: 11.0°C · Td: 3.3°C
LCL (cloud base): 962 m
BL top: 1345 m
0°C level: 1750 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
🌬 Daily wind (next days)
Daily summary (10m wind). Full hour × altitude chart is being added progressively.
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 2 | Low |
| Avg thermal probability | 0.94 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.68 | 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
Nearby sites
KSL Kolibri Cvetlin (5) · Ravna gora North (38) · Strahinjcica South (50) · Strahinjcica North (36) · Ivanscica (7) · Sljeme (37)