San Antonio del Sur Mariana
📍 Guantanamo · Nearest city: Rio Guayabal de Yateras (37 km)
52 XC score / 100 · takeoff at 300 m · 📍 View on map
Coordinates and external links
20.10160, -74.80700Forecast next days
Updated: 2026-04-21 01:32 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~970 m, wind 11 km/h, precipitation 1.5 mm.
base ~970m · wind 11 km/h · precip 1.5mmVery favorable day for XC, cloud base ~881 m, wind 18 km/h.
base ~881m · wind 18 km/h · precip 0.4mmVery favorable day for XC, cloud base ~974 m, wind 16 km/h.
base ~974m · wind 16 km/h · precip 0.5mmComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
🌬 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) | 1 | Low |
| Avg thermal probability | 1.00 | 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 |
Real takeoff terrain
| SRTM elevation | 311 m AMSL |
| Average slope | 7.3° |
| Slope aspect | 72° (E) |
| Hemisphere | north — Orientation unfavorable for direct solar thermals |
Derived from SRTM 30m (NASA).
Takeoff description
near the antenna
Rules and notes
contact the locals
Nearby sites
San Antonio del Sur Polígono (14) · Santa María del Loreto - Yerba Guinea (4) · Mucaral (3) · Marieta (2) · Quemado de Aguacate (8) · Puerto Boniato Monte (56)