Colli di San Fermo (Casazza)
📍 Lombardy , Provincia di Bergamo · Nearest city: Monasterolo del Castello (3 km)
54 XC score / 100 · takeoff at 1278 m · 📍 View on map
Coordinates and external links
45.74250, 9.95000Forecast next days
Updated: 2026-04-21 01:28 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Flyable day, decent conditions, cloud base ~638 m, wind 13 km/h, precipitation 1.4 mm.
base ~638m · wind 13 km/h · precip 1.4mmFlyable day, decent conditions, cloud base ~634 m, wind 11 km/h.
base ~634m · wind 11 km/hFlyable day, decent conditions, cloud base ~1286 m, wind 13 km/h.
base ~1286m · wind 13 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 73 at 11h
- High cloud suck (68/100) — base below freezing with CU
⏰ Useful window: 11:00 – 19:00
| 08 45 | 09 45 | 10 55 | 11 73 | 12 63 ☁️⚠️ | 13 73 ☁️⚠️ | 14 20 ☁️⚠️ | 15 10 ☁️⚠️ | 16 10 ☁️⚠️ | 17 10 | 18 10 ☁️⚠️ | 19 10 ☁️⚠️ | 20 10 ☁️⚠️ |
Peak 11h: CAPE 130 J/kg · LI -0.2 · BL top 425 m · w* 5.8 m/s · cloud base 1703 m · 0°C at 2310 m · Pro score 59/100 · sun 40° 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: 11:00 (peak of the day)
Surface T: 9.0°C · Td: 5.6°C
LCL (cloud base): 425 m
BL top: 425 m
0°C level: 2310 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) | 9 | High |
| Avg thermal probability | 0.86 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.20 | 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
HUGE field
Pilot comments
ideally suited for training >> http://www.flywithandy.com/
Nearby sites
Monte Farno (66) · Monte Rena (47) · Monte Blum - Clusone (57) · forcella (50) · GOLE (47) · Mount Campo (45)