Maunakea Weather Now

• Current Summit Conditions
  • Maunakea Weather Center summary
  • Gemini-CFHT tower   [current]  [last 24 hours]
  • Maunakea tau data with Gemini WV bands (Gemini Staff access only)
  • CSO Tau-meter (historical data only)   (tau(225 GHz) = 0.04 * mm(H2O) + 0.017; Dempsey et al. 2013 MNRAS)
  • East Asian Observatory (JCMT) weather
  • East Asian Observatory 183 GHz tau plot (multiply by ~20 to get H2O mm)
  • Subaru SkyMonitor
  • CFHT Skyprobe (sky transparency monitor)
  • CFHT Seeing
  • Vis Webcam (HP)

• Live Summit Views
  • Gemini-North as seen from CFHT (looking south)
  • Gemini Cloud Cameras
  • CFHT as seen from Gemini (looking north)
  • UKIRT web cam
  • Subaru catwalk cameras
  • IRTF cameras (W,S,NW,E, Hilo)
  • All Cameras on MK

• Satellite Images and Weather Radar
  • Maunakea Weather Center satellite images
  • National Weather Service (NWS) Optical, IR, Water vapor,
  • NWS Big Island visible loop (1 km resolution)  GIF
  • NWS Hawaii IR loop (4 km resolution)  GIF
  • Weather Radar for Hawaii
  • Gemini Cloud coverage mapping

• Weather Forecasts 
  • Maunakea Weather Center summit forecast
  • NWS Forecast for Maunakea
  • NWS State Forecast for Hawaii
  • NWS State Forecast Discussion for Hawaii
  • NWS State Satellite Interpretation Message for Hawaii
  • Clear air turbulence forecast

• Other Handy Links
  • Maunakea Weather Center
  • National Weather Service Honolulu Office
  • University of Hawaii Meteorology Department
  • CFHT weather web page
  • CSO Historical Water Vapor Data

Cerro Pachón Weather Now

• Current conditions
  • Cerro Pachon
  • Gemini South Environmental Monitor
  • Gemini South All Sky Camera
  • Gemini Cloud Cameras
  • SOAR environmental (SOAR tower)
  • Cerro Tololo
  • CTIO environmental
  • Other observatories in Chile
  • La Silla -ESO current weather
  • La Silla - light (bandwidth) version
  • Paranal (VLT etc)
  • Magellan (Las Campanas) current weather

• Weather forecast
  • ESO (La Silla and Paranal) nowcast and forecast
  • La Serena (Weather Underground)
  • Chile (Dirección Meteorológica de Chile) 

• Satellite Images
  • ESO's Infrared image
  • CTIO GOES images
  • GOES interactive viewer (IR & vis)

• Other handy links
  • CTIO main weather page
  • Las Campanas main weather page
  • Recent earthquakes in Chile