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: 2026-05-02 16:20 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~697 m, wind 9 km/h, precipitation 1.9 mm, beware of thunderstorms (high CAPE)!.
base ~697m · wind 9 km/h · precip 1.9mmVery favorable day for XC, cloud base ~790 m, wind 10 km/h, precipitation 0.9 mm, beware of thunderstorms (high CAPE)!.
base ~790m · wind 10 km/h · precip 0.9mmComposite 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
🗓️ Best season to fly (2024 climatology)
Monthly climate score: historical avg of temp, wind, rain and cloud cover. Green = optimal month.
⭐ Best month: Dec (90/100, 27°C, 24mm lluvia) · Worst month: Oct (53/100, 232mm lluvia)
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
Nearby sites
San Antonio del Sur Polígono (14) · Puerto Boniato Monte (56) · Boniato Restaurante (50) · Piedra Labrada - San Benito de Mayarí (12) · Sierra Mar (13) · Tia Nena Cepillo Sur (46)