Sierra Morena stargazing forecast — Saturday, August 15

Andalucía, Spain · Bortle 2 · 38.150, -4.800 · Snapshot generated Sat, 15 Aug 2026 02:05:09 GMT

Poor (Medium confidence)

No sustained clear window; brief gaps possible (min cloud 13%).

Best observing window tonight

Sun 3:00 a.m. – Sun 3:00 a.m. (1h, 25% mean cloud)

Astronomical night: Sat 11:13 p.m. → Sun 9:35 a.m.
Moon: Waxing crescent · 7% illuminated
Mean cloud (during night): 50% (min 13%)

Site

Sierra Morena is the largest Starlight Reserve in continental Europe, spanning four Andalucían provinces of dehesa woodland and low mountains. The reserve is anchored by six official Starlight Tourism Destinations.

Drive from Toronto: ≈ 1.5–2.5 h from Córdoba or Seville depending on the sector (Cardeña, Los Pedroches, Sierra de Aracena).

Best time of year: Spring and autumn for temperate nights; summer is very hot but still clear.

Open the live 48-hour forecast →

Citations & data sources

Open-Meteo Forecast API (cloud, humidity, wind, visibility)
Open-Meteo astronomical data (sunrise, sunset, moon)
Bortle scale reference for site darkness
Editorial guide for Sierra Morena: /sites/sierra-morena-starlight.txt
Structured site data: /sites/sierra-morena-starlight.json
Live MCP server (AI agents): https://koohxdehsweadgdegrly.supabase.co/functions/v1/mcp

This is a build-time snapshot — the live forecast at https://ontarionightsky.com/?site=sierra-morena-starlight updates continuously.