Weather Forecasts:

• Chilean Weather Forecast (Spanish)
• La Serena Forecast (English)
• Vallenar Forecast (English)
• La Silla Cloud Forecast (0-30 hours) 
• La Silla Cloud Forecast (2-8 days)
• Weather Watch Update
• ESO Meteorological Forecasts for La Silla and Paranal

Las Campanas Observing Conditions:

• Magellan Telescopes - Guide Camera Seeing
• Magellan Telescopes - Weather Station
• Magellan Telescopes - Weather Station (Apps)
• duPont/Swope Telescopes - Weather Station
• Campanas All-Sky Camera (CASCA)

ESO Observing Conditions:

• La Silla MeteoMonitor
• Ambient Conditions Database - La Silla
• Ambient Conditions Database - Paranal
• ASM Line of Sight Sky Absorption Monitor - La Silla

CTIO Observing Conditions:

• TOLOLO Site Environmental Web Page

Synoptic Charts:

• CNN South American Forecast Map
• BBC South America Pressure Chart

Jet Stream:

• ESO Map
• Weather Undergound Map
• CRWS Jet Stream Analyses and Forecasts

Satellite Photos:

• Latest GOES 10 micron Image of Northern Chile, Southwest USA, and Hawaii (via CTIO webpage)
• GOES 10.7 micron Image of Chile (via ESO Met Page)
• Larger GOES 10.7 micron Image including Pacific Ocean (via ESO Met Page)
• Intellicast South American HIRES Satellite Image
• South American Satellite Maps (from Accuweather)

Satellite Photo Animations:

• CTIO Animation of Latest GOES EAST Images of Chile
  • Animation of 10 Most Recent GOES-8 Images of Chile
• Weather Channel South American Satellite Animation

Earthquake Information:

• Near Real Time Earthquake Information for South America(USGS)
• Latest Earthquakes in Chile (Departamento de Geofísica, Univ. de Chile)

Miscellaneous:

• View of the Earth from 35785 km above LCO