Porciuncula -Morro das Antennas (RJ)
📍 Rio de Janeiro , Porciuncula · Nearest city: Porciuncula (7 km)
63 XC score / 100 · takeoff at 793 m · 📍 View on map
Coordinates and external links
-21.01390, -42.07700Forecast next days
Updated: 2026-05-02 16:05 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~872 m, wind 13 km/h.
base ~872m · wind 13 km/hVery favorable day for XC, cloud base ~895 m, wind 11 km/h, beware of thunderstorms (high CAPE)!.
base ~895m · wind 11 km/hComposite 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: Jun (100/100, 24°C, 6mm lluvia) · Worst month: Dec (45/100, 275mm lluvia)
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 7 | Medium |
| Avg thermal probability | 0.83 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.65 | Slope faces north in southern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Real takeoff terrain
| SRTM elevation | 798 m AMSL |
| Average slope | 11.5° |
| Slope aspect | 228° (SW) |
| Hemisphere | south — Orientation unfavorable for direct solar thermals |
Derived from SRTM 30m (NASA).
Upcoming competitions in this country
- Campeonato Brasileiro Sport 2026 - Bela Vista · 2026-09-01 – 2026-09-07 · CBVL
Campeonato nacional categoria Sport, Brasil
Takeoff description
large
Nearby sites
Muriae -Rampa do Distrito de Pirapanema (MG) (36) · Pico do Pontão (51) · Rampa Serra da Roseira (19) · RAMPA DE VOO LIVRE ANTÔNIO MACHADO BRUM SERRA DA PRATA (54) · Itaocara (50) · Uba/ Divinesia -Rampa do Gaucho (37)